Brian Wilkerson
4ae8540383
R=scheglov@google.com Review URL: https://codereview.chromium.org/1465983004 .
4280 lines
164 KiB
Dart
4280 lines
164 KiB
Dart
// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
|
|
// for details. All rights reserved. Use of this source code is governed by a
|
|
// BSD-style license that can be found in the LICENSE file.
|
|
|
|
library engine.element_test;
|
|
|
|
import 'package:analyzer/src/generated/ast.dart';
|
|
import 'package:analyzer/src/generated/element.dart';
|
|
import 'package:analyzer/src/generated/engine.dart'
|
|
show AnalysisContext, AnalysisOptionsImpl;
|
|
import 'package:analyzer/src/generated/java_core.dart';
|
|
import 'package:analyzer/src/generated/source_io.dart';
|
|
import 'package:analyzer/src/generated/testing/ast_factory.dart';
|
|
import 'package:analyzer/src/generated/testing/element_factory.dart';
|
|
import 'package:analyzer/src/generated/testing/test_type_provider.dart';
|
|
import 'package:unittest/unittest.dart';
|
|
|
|
import '../reflective_tests.dart';
|
|
import '../utils.dart';
|
|
import 'resolver_test.dart' show TestTypeProvider, AnalysisContextHelper;
|
|
import 'test_support.dart';
|
|
|
|
main() {
|
|
initializeTestEnvironment();
|
|
runReflectiveTests(ElementKindTest);
|
|
runReflectiveTests(FieldElementImplTest);
|
|
runReflectiveTests(FunctionTypeImplTest);
|
|
runReflectiveTests(InterfaceTypeImplTest);
|
|
runReflectiveTests(TypeParameterTypeImplTest);
|
|
runReflectiveTests(VoidTypeImplTest);
|
|
runReflectiveTests(ClassElementImplTest);
|
|
runReflectiveTests(CompilationUnitElementImplTest);
|
|
runReflectiveTests(ElementLocationImplTest);
|
|
runReflectiveTests(ElementImplTest);
|
|
runReflectiveTests(HtmlElementImplTest);
|
|
runReflectiveTests(LibraryElementImplTest);
|
|
runReflectiveTests(MethodElementImplTest);
|
|
runReflectiveTests(MultiplyDefinedElementImplTest);
|
|
runReflectiveTests(ParameterElementImplTest);
|
|
}
|
|
|
|
@reflectiveTest
|
|
class ClassElementImplTest extends EngineTestCase {
|
|
void test_computeNode_ClassDeclaration() {
|
|
AnalysisContextHelper contextHelper = new AnalysisContextHelper();
|
|
AnalysisContext context = contextHelper.context;
|
|
Source source = contextHelper.addSource(
|
|
"/test.dart",
|
|
r'''
|
|
class A {}
|
|
@deprecated class B {}
|
|
enum C {C1, C2, C3}
|
|
@deprecated enum D {D1, D2, D3}''');
|
|
// prepare CompilationUnitElement
|
|
LibraryElement libraryElement = context.computeLibraryElement(source);
|
|
CompilationUnitElement unitElement = libraryElement.definingCompilationUnit;
|
|
// A
|
|
{
|
|
ClassElement elementA = unitElement.getType("A");
|
|
expect(elementA.isDeprecated, isFalse);
|
|
expect(elementA.isEnum, isFalse);
|
|
ClassDeclaration nodeA = elementA.computeNode();
|
|
expect(nodeA, isNotNull);
|
|
expect(nodeA.name.name, "A");
|
|
expect(nodeA.element, same(elementA));
|
|
}
|
|
// B
|
|
{
|
|
ClassElement elementB = unitElement.getType("B");
|
|
expect(elementB.isDeprecated, isTrue);
|
|
expect(elementB.isEnum, isFalse);
|
|
ClassDeclaration nodeB = elementB.computeNode();
|
|
expect(nodeB, isNotNull);
|
|
expect(nodeB.name.name, "B");
|
|
expect(nodeB.element, same(elementB));
|
|
}
|
|
// C
|
|
{
|
|
ClassElement elementC = unitElement.getEnum("C");
|
|
expect(elementC.isDeprecated, isFalse);
|
|
expect(elementC.isEnum, isTrue);
|
|
EnumDeclaration nodeC = elementC.computeNode();
|
|
expect(nodeC, isNotNull);
|
|
expect(nodeC.name.name, "C");
|
|
expect(nodeC.element, same(elementC));
|
|
}
|
|
// D
|
|
{
|
|
ClassElement elementD = unitElement.getEnum("D");
|
|
expect(elementD.isDeprecated, isTrue);
|
|
expect(elementD.isEnum, isTrue);
|
|
EnumDeclaration nodeC = elementD.computeNode();
|
|
expect(nodeC, isNotNull);
|
|
expect(nodeC.name.name, "D");
|
|
expect(nodeC.element, same(elementD));
|
|
}
|
|
}
|
|
|
|
void test_computeNode_ClassTypeAlias() {
|
|
AnalysisContextHelper contextHelper = new AnalysisContextHelper();
|
|
AnalysisContext context = contextHelper.context;
|
|
Source source = contextHelper.addSource(
|
|
"/test.dart",
|
|
r'''
|
|
abstract class A<K, V> = Object with MapMixin<K, V>;
|
|
''');
|
|
// prepare CompilationUnitElement
|
|
LibraryElement libraryElement = context.computeLibraryElement(source);
|
|
CompilationUnitElement unitElement = libraryElement.definingCompilationUnit;
|
|
// A
|
|
{
|
|
ClassElement elementA = unitElement.getType("A");
|
|
ClassTypeAlias nodeA = elementA.computeNode();
|
|
expect(nodeA, isNotNull);
|
|
expect(nodeA.name.name, "A");
|
|
expect(nodeA.element, same(elementA));
|
|
}
|
|
}
|
|
|
|
void test_getAllSupertypes_interface() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl elementC = ElementFactory.classElement2("C");
|
|
InterfaceType typeObject = classA.supertype;
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = elementC.type;
|
|
elementC.interfaces = <InterfaceType>[typeB];
|
|
List<InterfaceType> supers = elementC.allSupertypes;
|
|
List<InterfaceType> types = new List<InterfaceType>();
|
|
types.addAll(supers);
|
|
expect(types.contains(typeA), isTrue);
|
|
expect(types.contains(typeB), isTrue);
|
|
expect(types.contains(typeObject), isTrue);
|
|
expect(types.contains(typeC), isFalse);
|
|
}
|
|
|
|
void test_getAllSupertypes_mixins() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
InterfaceType typeObject = classA.supertype;
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
classC.mixins = <InterfaceType>[typeB];
|
|
List<InterfaceType> supers = classC.allSupertypes;
|
|
List<InterfaceType> types = new List<InterfaceType>();
|
|
types.addAll(supers);
|
|
expect(types.contains(typeA), isFalse);
|
|
expect(types.contains(typeB), isTrue);
|
|
expect(types.contains(typeObject), isTrue);
|
|
expect(types.contains(typeC), isFalse);
|
|
}
|
|
|
|
void test_getAllSupertypes_recursive() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
classA.supertype = classB.type;
|
|
List<InterfaceType> supers = classB.allSupertypes;
|
|
expect(supers, hasLength(1));
|
|
}
|
|
|
|
void test_getField() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String fieldName = "f";
|
|
FieldElementImpl field =
|
|
ElementFactory.fieldElement(fieldName, false, false, false, null);
|
|
classA.fields = <FieldElement>[field];
|
|
expect(classA.getField(fieldName), same(field));
|
|
expect(field.isEnumConstant, false);
|
|
// no such field
|
|
expect(classA.getField("noSuchField"), same(null));
|
|
}
|
|
|
|
void test_getMethod_declared() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[method];
|
|
expect(classA.getMethod(methodName), same(method));
|
|
}
|
|
|
|
void test_getMethod_undeclared() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[method];
|
|
expect(classA.getMethod("${methodName}x"), isNull);
|
|
}
|
|
|
|
void test_hasNonFinalField_false_const() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
classA.fields = <FieldElement>[
|
|
ElementFactory.fieldElement("f", false, false, true, classA.type)
|
|
];
|
|
expect(classA.hasNonFinalField, isFalse);
|
|
}
|
|
|
|
void test_hasNonFinalField_false_final() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
classA.fields = <FieldElement>[
|
|
ElementFactory.fieldElement("f", false, true, false, classA.type)
|
|
];
|
|
expect(classA.hasNonFinalField, isFalse);
|
|
}
|
|
|
|
void test_hasNonFinalField_false_recursive() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
classA.supertype = classB.type;
|
|
expect(classA.hasNonFinalField, isFalse);
|
|
}
|
|
|
|
void test_hasNonFinalField_true_immediate() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
classA.fields = <FieldElement>[
|
|
ElementFactory.fieldElement("f", false, false, false, classA.type)
|
|
];
|
|
expect(classA.hasNonFinalField, isTrue);
|
|
}
|
|
|
|
void test_hasNonFinalField_true_inherited() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
classA.fields = <FieldElement>[
|
|
ElementFactory.fieldElement("f", false, false, false, classA.type)
|
|
];
|
|
expect(classB.hasNonFinalField, isTrue);
|
|
}
|
|
|
|
void test_hasStaticMember_false_empty() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
// no members
|
|
expect(classA.hasStaticMember, isFalse);
|
|
}
|
|
|
|
void test_hasStaticMember_false_instanceMethod() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
MethodElement method = ElementFactory.methodElement("foo", null);
|
|
classA.methods = <MethodElement>[method];
|
|
expect(classA.hasStaticMember, isFalse);
|
|
}
|
|
|
|
void test_hasStaticMember_instanceGetter() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
PropertyAccessorElement getter =
|
|
ElementFactory.getterElement("foo", false, null);
|
|
classA.accessors = <PropertyAccessorElement>[getter];
|
|
expect(classA.hasStaticMember, isFalse);
|
|
}
|
|
|
|
void test_hasStaticMember_true_getter() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
PropertyAccessorElementImpl getter =
|
|
ElementFactory.getterElement("foo", false, null);
|
|
classA.accessors = <PropertyAccessorElement>[getter];
|
|
// "foo" is static
|
|
getter.static = true;
|
|
expect(classA.hasStaticMember, isTrue);
|
|
}
|
|
|
|
void test_hasStaticMember_true_method() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
MethodElementImpl method = ElementFactory.methodElement("foo", null);
|
|
classA.methods = <MethodElement>[method];
|
|
// "foo" is static
|
|
method.static = true;
|
|
expect(classA.hasStaticMember, isTrue);
|
|
}
|
|
|
|
void test_hasStaticMember_true_setter() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
PropertyAccessorElementImpl setter =
|
|
ElementFactory.setterElement("foo", false, null);
|
|
classA.accessors = <PropertyAccessorElement>[setter];
|
|
// "foo" is static
|
|
setter.static = true;
|
|
expect(classA.hasStaticMember, isTrue);
|
|
}
|
|
|
|
void test_isEnum() {
|
|
String firstConst = "A";
|
|
String secondConst = "B";
|
|
ClassElementImpl enumE = ElementFactory.enumElement(
|
|
new TestTypeProvider(), "E", [firstConst, secondConst]);
|
|
|
|
// E is an enum
|
|
expect(enumE.isEnum, true);
|
|
|
|
// A and B are static members
|
|
expect(enumE.getField(firstConst).isEnumConstant, true);
|
|
expect(enumE.getField(secondConst).isEnumConstant, true);
|
|
}
|
|
|
|
void test_lookUpConcreteMethod_declared() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpConcreteMethod(methodName, library), same(method));
|
|
}
|
|
|
|
void test_lookUpConcreteMethod_declaredAbstract() {
|
|
// class A {
|
|
// m();
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElementImpl method = ElementFactory.methodElement(methodName, null);
|
|
method.abstract = true;
|
|
classA.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpConcreteMethod(methodName, library), isNull);
|
|
}
|
|
|
|
void test_lookUpConcreteMethod_declaredAbstractAndInherited() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
// class B extends A {
|
|
// m();
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement inheritedMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[inheritedMethod];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
MethodElementImpl method = ElementFactory.methodElement(methodName, null);
|
|
method.abstract = true;
|
|
classB.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpConcreteMethod(methodName, library),
|
|
same(inheritedMethod));
|
|
}
|
|
|
|
void test_lookUpConcreteMethod_declaredAndInherited() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
// class B extends A {
|
|
// m() {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement inheritedMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[inheritedMethod];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classB.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpConcreteMethod(methodName, library), same(method));
|
|
}
|
|
|
|
void test_lookUpConcreteMethod_declaredAndInheritedAbstract() {
|
|
// abstract class A {
|
|
// m();
|
|
// }
|
|
// class B extends A {
|
|
// m() {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
classA.abstract = true;
|
|
String methodName = "m";
|
|
MethodElementImpl inheritedMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
inheritedMethod.abstract = true;
|
|
classA.methods = <MethodElement>[inheritedMethod];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classB.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpConcreteMethod(methodName, library), same(method));
|
|
}
|
|
|
|
void test_lookUpConcreteMethod_inherited() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
// class B extends A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement inheritedMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[inheritedMethod];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpConcreteMethod(methodName, library),
|
|
same(inheritedMethod));
|
|
}
|
|
|
|
void test_lookUpConcreteMethod_undeclared() {
|
|
// class A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpConcreteMethod("m", library), isNull);
|
|
}
|
|
|
|
void test_lookUpGetter_declared() {
|
|
// class A {
|
|
// get g {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String getterName = "g";
|
|
PropertyAccessorElement getter =
|
|
ElementFactory.getterElement(getterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[getter];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpGetter(getterName, library), same(getter));
|
|
}
|
|
|
|
void test_lookUpGetter_inherited() {
|
|
// class A {
|
|
// get g {}
|
|
// }
|
|
// class B extends A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String getterName = "g";
|
|
PropertyAccessorElement getter =
|
|
ElementFactory.getterElement(getterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[getter];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpGetter(getterName, library), same(getter));
|
|
}
|
|
|
|
void test_lookUpGetter_undeclared() {
|
|
// class A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpGetter("g", library), isNull);
|
|
}
|
|
|
|
void test_lookUpGetter_undeclared_recursive() {
|
|
// class A extends B {
|
|
// }
|
|
// class B extends A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
classA.supertype = classB.type;
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classA.lookUpGetter("g", library), isNull);
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteGetter_declared() {
|
|
// class A {
|
|
// get g {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String getterName = "g";
|
|
PropertyAccessorElement getter =
|
|
ElementFactory.getterElement(getterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[getter];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpInheritedConcreteGetter(getterName, library), isNull);
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteGetter_inherited() {
|
|
// class A {
|
|
// get g {}
|
|
// }
|
|
// class B extends A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String getterName = "g";
|
|
PropertyAccessorElement inheritedGetter =
|
|
ElementFactory.getterElement(getterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[inheritedGetter];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpInheritedConcreteGetter(getterName, library),
|
|
same(inheritedGetter));
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteGetter_undeclared() {
|
|
// class A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpInheritedConcreteGetter("g", library), isNull);
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteGetter_undeclared_recursive() {
|
|
// class A extends B {
|
|
// }
|
|
// class B extends A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
classA.supertype = classB.type;
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classA.lookUpInheritedConcreteGetter("g", library), isNull);
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteMethod_declared() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpInheritedConcreteMethod(methodName, library), isNull);
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteMethod_declaredAbstractAndInherited() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
// class B extends A {
|
|
// m();
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement inheritedMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[inheritedMethod];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
MethodElementImpl method = ElementFactory.methodElement(methodName, null);
|
|
method.abstract = true;
|
|
classB.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpInheritedConcreteMethod(methodName, library),
|
|
same(inheritedMethod));
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteMethod_declaredAndInherited() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
// class B extends A {
|
|
// m() {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement inheritedMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[inheritedMethod];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classB.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpInheritedConcreteMethod(methodName, library),
|
|
same(inheritedMethod));
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteMethod_declaredAndInheritedAbstract() {
|
|
// abstract class A {
|
|
// m();
|
|
// }
|
|
// class B extends A {
|
|
// m() {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
classA.abstract = true;
|
|
String methodName = "m";
|
|
MethodElementImpl inheritedMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
inheritedMethod.abstract = true;
|
|
classA.methods = <MethodElement>[inheritedMethod];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classB.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpInheritedConcreteMethod(methodName, library), isNull);
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteMethod_declaredAndInheritedWithAbstractBetween() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
// class B extends A {
|
|
// m();
|
|
// }
|
|
// class C extends B {
|
|
// m() {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement inheritedMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[inheritedMethod];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
MethodElementImpl abstractMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
abstractMethod.abstract = true;
|
|
classB.methods = <MethodElement>[abstractMethod];
|
|
ClassElementImpl classC = ElementFactory.classElement("C", classB.type);
|
|
MethodElementImpl method = ElementFactory.methodElement(methodName, null);
|
|
classC.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB, classC];
|
|
expect(classC.lookUpInheritedConcreteMethod(methodName, library),
|
|
same(inheritedMethod));
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteMethod_inherited() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
// class B extends A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement inheritedMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[inheritedMethod];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpInheritedConcreteMethod(methodName, library),
|
|
same(inheritedMethod));
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteMethod_undeclared() {
|
|
// class A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpInheritedConcreteMethod("m", library), isNull);
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteSetter_declared() {
|
|
// class A {
|
|
// set g(x) {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String setterName = "s";
|
|
PropertyAccessorElement setter =
|
|
ElementFactory.setterElement(setterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[setter];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpInheritedConcreteSetter(setterName, library), isNull);
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteSetter_inherited() {
|
|
// class A {
|
|
// set g(x) {}
|
|
// }
|
|
// class B extends A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String setterName = "s";
|
|
PropertyAccessorElement setter =
|
|
ElementFactory.setterElement(setterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[setter];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpInheritedConcreteSetter(setterName, library),
|
|
same(setter));
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteSetter_undeclared() {
|
|
// class A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpInheritedConcreteSetter("s", library), isNull);
|
|
}
|
|
|
|
void test_lookUpInheritedConcreteSetter_undeclared_recursive() {
|
|
// class A extends B {
|
|
// }
|
|
// class B extends A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
classA.supertype = classB.type;
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classA.lookUpInheritedConcreteSetter("s", library), isNull);
|
|
}
|
|
|
|
void test_lookUpInheritedMethod_declared() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpInheritedMethod(methodName, library), isNull);
|
|
}
|
|
|
|
void test_lookUpInheritedMethod_declaredAndInherited() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
// class B extends A {
|
|
// m() {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement inheritedMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[inheritedMethod];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classB.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpInheritedMethod(methodName, library),
|
|
same(inheritedMethod));
|
|
}
|
|
|
|
void test_lookUpInheritedMethod_inherited() {
|
|
// class A {
|
|
// m() {}
|
|
// }
|
|
// class B extends A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement inheritedMethod =
|
|
ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[inheritedMethod];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpInheritedMethod(methodName, library),
|
|
same(inheritedMethod));
|
|
}
|
|
|
|
void test_lookUpInheritedMethod_undeclared() {
|
|
// class A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpInheritedMethod("m", library), isNull);
|
|
}
|
|
|
|
void test_lookUpMethod_declared() {
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[method];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpMethod(methodName, library), same(method));
|
|
}
|
|
|
|
void test_lookUpMethod_inherited() {
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElement method = ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[method];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpMethod(methodName, library), same(method));
|
|
}
|
|
|
|
void test_lookUpMethod_undeclared() {
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpMethod("m", library), isNull);
|
|
}
|
|
|
|
void test_lookUpMethod_undeclared_recursive() {
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
classA.supertype = classB.type;
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classA.lookUpMethod("m", library), isNull);
|
|
}
|
|
|
|
void test_lookUpSetter_declared() {
|
|
// class A {
|
|
// set g(x) {}
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String setterName = "s";
|
|
PropertyAccessorElement setter =
|
|
ElementFactory.setterElement(setterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[setter];
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpSetter(setterName, library), same(setter));
|
|
}
|
|
|
|
void test_lookUpSetter_inherited() {
|
|
// class A {
|
|
// set g(x) {}
|
|
// }
|
|
// class B extends A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String setterName = "s";
|
|
PropertyAccessorElement setter =
|
|
ElementFactory.setterElement(setterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[setter];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classB.lookUpSetter(setterName, library), same(setter));
|
|
}
|
|
|
|
void test_lookUpSetter_undeclared() {
|
|
// class A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA];
|
|
expect(classA.lookUpSetter("s", library), isNull);
|
|
}
|
|
|
|
void test_lookUpSetter_undeclared_recursive() {
|
|
// class A extends B {
|
|
// }
|
|
// class B extends A {
|
|
// }
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
classA.supertype = classB.type;
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classA, classB];
|
|
expect(classA.lookUpSetter("s", library), isNull);
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class CompilationUnitElementImplTest extends EngineTestCase {
|
|
void test_getElementAt() {
|
|
AnalysisContextHelper contextHelper = new AnalysisContextHelper();
|
|
AnalysisContext context = contextHelper.context;
|
|
String code = r'''
|
|
class A {
|
|
int field;
|
|
}
|
|
main() {
|
|
int localVar = 42;
|
|
}
|
|
''';
|
|
Source libSource = contextHelper.addSource("/my_lib.dart", code);
|
|
// prepare library/unit elements
|
|
LibraryElement libraryElement = context.computeLibraryElement(libSource);
|
|
CompilationUnitElement unitElement = libraryElement.definingCompilationUnit;
|
|
// A
|
|
ClassElement elementA;
|
|
{
|
|
int offset = code.indexOf('A {');
|
|
elementA = unitElement.getElementAt(offset);
|
|
expect(elementA, isNotNull);
|
|
expect(elementA.enclosingElement, unitElement);
|
|
expect(elementA.name, 'A');
|
|
}
|
|
// A.field
|
|
{
|
|
int offset = code.indexOf('field;');
|
|
FieldElement element = unitElement.getElementAt(offset);
|
|
expect(element, isNotNull);
|
|
expect(element.enclosingElement, elementA);
|
|
expect(element.name, 'field');
|
|
}
|
|
// main
|
|
FunctionElement mainElement;
|
|
{
|
|
int offset = code.indexOf('main() {');
|
|
mainElement = unitElement.getElementAt(offset);
|
|
expect(mainElement, isNotNull);
|
|
expect(mainElement.enclosingElement, unitElement);
|
|
expect(mainElement.name, 'main');
|
|
}
|
|
// main.localVar
|
|
{
|
|
int offset = code.indexOf('localVar');
|
|
LocalVariableElement element = unitElement.getElementAt(offset);
|
|
expect(element, isNotNull);
|
|
expect(element.enclosingElement, mainElement);
|
|
expect(element.name, 'localVar');
|
|
}
|
|
// null
|
|
expect(unitElement.getElementAt(1000), isNull);
|
|
}
|
|
|
|
void test_getElementAt_multipleUnitsInLibrary() {
|
|
AnalysisContextHelper contextHelper = new AnalysisContextHelper();
|
|
AnalysisContext context = contextHelper.context;
|
|
Source libSource = contextHelper.addSource(
|
|
"/my_lib.dart",
|
|
r'''
|
|
library my_lib;
|
|
part 'unit_a.dart';
|
|
part 'unit_b.dart';
|
|
''');
|
|
Source unitSourceA =
|
|
contextHelper.addSource("/unit_a.dart", 'part of my_lib;class A {}');
|
|
Source unitSourceB =
|
|
contextHelper.addSource("/unit_b.dart", 'part of my_lib;class B {}');
|
|
int offset = 'part of my_lib;class A {}'.indexOf('A {}');
|
|
// prepare library/unit elements
|
|
context.computeLibraryElement(libSource);
|
|
CompilationUnitElement unitElementA =
|
|
context.getCompilationUnitElement(unitSourceA, libSource);
|
|
CompilationUnitElement unitElementB =
|
|
context.getCompilationUnitElement(unitSourceB, libSource);
|
|
// A
|
|
{
|
|
ClassElement element = unitElementA.getElementAt(offset);
|
|
expect(element, isNotNull);
|
|
expect(element.enclosingElement, unitElementA);
|
|
expect(element.name, 'A');
|
|
}
|
|
// B
|
|
{
|
|
ClassElement element = unitElementB.getElementAt(offset);
|
|
expect(element, isNotNull);
|
|
expect(element.enclosingElement, unitElementB);
|
|
expect(element.name, 'B');
|
|
}
|
|
}
|
|
|
|
void test_getEnum_declared() {
|
|
TestTypeProvider typeProvider = new TestTypeProvider();
|
|
CompilationUnitElementImpl unit =
|
|
ElementFactory.compilationUnit("/lib.dart");
|
|
String enumName = "E";
|
|
ClassElement enumElement =
|
|
ElementFactory.enumElement(typeProvider, enumName);
|
|
unit.enums = <ClassElement>[enumElement];
|
|
expect(unit.getEnum(enumName), same(enumElement));
|
|
}
|
|
|
|
void test_getEnum_undeclared() {
|
|
TestTypeProvider typeProvider = new TestTypeProvider();
|
|
CompilationUnitElementImpl unit =
|
|
ElementFactory.compilationUnit("/lib.dart");
|
|
String enumName = "E";
|
|
ClassElement enumElement =
|
|
ElementFactory.enumElement(typeProvider, enumName);
|
|
unit.enums = <ClassElement>[enumElement];
|
|
expect(unit.getEnum("${enumName}x"), isNull);
|
|
}
|
|
|
|
void test_getType_declared() {
|
|
CompilationUnitElementImpl unit =
|
|
ElementFactory.compilationUnit("/lib.dart");
|
|
String className = "C";
|
|
ClassElement classElement = ElementFactory.classElement2(className);
|
|
unit.types = <ClassElement>[classElement];
|
|
expect(unit.getType(className), same(classElement));
|
|
}
|
|
|
|
void test_getType_undeclared() {
|
|
CompilationUnitElementImpl unit =
|
|
ElementFactory.compilationUnit("/lib.dart");
|
|
String className = "C";
|
|
ClassElement classElement = ElementFactory.classElement2(className);
|
|
unit.types = <ClassElement>[classElement];
|
|
expect(unit.getType("${className}x"), isNull);
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class ElementImplTest extends EngineTestCase {
|
|
void test_equals() {
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElementImpl classElement = ElementFactory.classElement2("C");
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classElement];
|
|
FieldElement field = ElementFactory.fieldElement(
|
|
"next", false, false, false, classElement.type);
|
|
classElement.fields = <FieldElement>[field];
|
|
expect(field == field, isTrue);
|
|
expect(field == field.getter, isFalse);
|
|
expect(field == field.setter, isFalse);
|
|
expect(field.getter == field.setter, isFalse);
|
|
}
|
|
|
|
void test_isAccessibleIn_private_differentLibrary() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library1 = ElementFactory.library(context, "lib1");
|
|
ClassElement classElement = ElementFactory.classElement2("_C");
|
|
(library1.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classElement];
|
|
LibraryElementImpl library2 = ElementFactory.library(context, "lib2");
|
|
expect(classElement.isAccessibleIn(library2), isFalse);
|
|
}
|
|
|
|
void test_isAccessibleIn_private_sameLibrary() {
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElement classElement = ElementFactory.classElement2("_C");
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classElement];
|
|
expect(classElement.isAccessibleIn(library), isTrue);
|
|
}
|
|
|
|
void test_isAccessibleIn_public_differentLibrary() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library1 = ElementFactory.library(context, "lib1");
|
|
ClassElement classElement = ElementFactory.classElement2("C");
|
|
(library1.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classElement];
|
|
LibraryElementImpl library2 = ElementFactory.library(context, "lib2");
|
|
expect(classElement.isAccessibleIn(library2), isTrue);
|
|
}
|
|
|
|
void test_isAccessibleIn_public_sameLibrary() {
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
ClassElement classElement = ElementFactory.classElement2("C");
|
|
(library.definingCompilationUnit as CompilationUnitElementImpl).types =
|
|
<ClassElement>[classElement];
|
|
expect(classElement.isAccessibleIn(library), isTrue);
|
|
}
|
|
|
|
void test_isPrivate_false() {
|
|
Element element = ElementFactory.classElement2("C");
|
|
expect(element.isPrivate, isFalse);
|
|
}
|
|
|
|
void test_isPrivate_null() {
|
|
Element element = ElementFactory.classElement2(null);
|
|
expect(element.isPrivate, isTrue);
|
|
}
|
|
|
|
void test_isPrivate_true() {
|
|
Element element = ElementFactory.classElement2("_C");
|
|
expect(element.isPrivate, isTrue);
|
|
}
|
|
|
|
void test_isPublic_false() {
|
|
Element element = ElementFactory.classElement2("_C");
|
|
expect(element.isPublic, isFalse);
|
|
}
|
|
|
|
void test_isPublic_null() {
|
|
Element element = ElementFactory.classElement2(null);
|
|
expect(element.isPublic, isFalse);
|
|
}
|
|
|
|
void test_isPublic_true() {
|
|
Element element = ElementFactory.classElement2("C");
|
|
expect(element.isPublic, isTrue);
|
|
}
|
|
|
|
void test_SORT_BY_OFFSET() {
|
|
ClassElementImpl classElementA = ElementFactory.classElement2("A");
|
|
classElementA.nameOffset = 1;
|
|
ClassElementImpl classElementB = ElementFactory.classElement2("B");
|
|
classElementB.nameOffset = 2;
|
|
expect(Element.SORT_BY_OFFSET(classElementA, classElementA), 0);
|
|
expect(Element.SORT_BY_OFFSET(classElementA, classElementB) < 0, isTrue);
|
|
expect(Element.SORT_BY_OFFSET(classElementB, classElementA) > 0, isTrue);
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class ElementKindTest extends EngineTestCase {
|
|
void test_of_nonNull() {
|
|
expect(ElementKind.of(ElementFactory.classElement2("A")),
|
|
same(ElementKind.CLASS));
|
|
}
|
|
|
|
void test_of_null() {
|
|
expect(ElementKind.of(null), same(ElementKind.ERROR));
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class ElementLocationImplTest extends EngineTestCase {
|
|
void test_create_encoding() {
|
|
String encoding = "a;b;c";
|
|
ElementLocationImpl location = new ElementLocationImpl.con2(encoding);
|
|
expect(location.encoding, encoding);
|
|
}
|
|
|
|
/**
|
|
* For example unnamed constructor.
|
|
*/
|
|
void test_create_encoding_emptyLast() {
|
|
String encoding = "a;b;c;";
|
|
ElementLocationImpl location = new ElementLocationImpl.con2(encoding);
|
|
expect(location.encoding, encoding);
|
|
}
|
|
|
|
void test_equals_equal() {
|
|
String encoding = "a;b;c";
|
|
ElementLocationImpl first = new ElementLocationImpl.con2(encoding);
|
|
ElementLocationImpl second = new ElementLocationImpl.con2(encoding);
|
|
expect(first == second, isTrue);
|
|
}
|
|
|
|
void test_equals_notEqual_differentLengths() {
|
|
ElementLocationImpl first = new ElementLocationImpl.con2("a;b;c");
|
|
ElementLocationImpl second = new ElementLocationImpl.con2("a;b;c;d");
|
|
expect(first == second, isFalse);
|
|
}
|
|
|
|
void test_equals_notEqual_notLocation() {
|
|
ElementLocationImpl first = new ElementLocationImpl.con2("a;b;c");
|
|
expect(first == "a;b;d", isFalse);
|
|
}
|
|
|
|
void test_equals_notEqual_sameLengths() {
|
|
ElementLocationImpl first = new ElementLocationImpl.con2("a;b;c");
|
|
ElementLocationImpl second = new ElementLocationImpl.con2("a;b;d");
|
|
expect(first == second, isFalse);
|
|
}
|
|
|
|
void test_getComponents() {
|
|
String encoding = "a;b;c";
|
|
ElementLocationImpl location = new ElementLocationImpl.con2(encoding);
|
|
List<String> components = location.components;
|
|
expect(components, hasLength(3));
|
|
expect(components[0], "a");
|
|
expect(components[1], "b");
|
|
expect(components[2], "c");
|
|
}
|
|
|
|
void test_getEncoding() {
|
|
String encoding = "a;b;c;;d";
|
|
ElementLocationImpl location = new ElementLocationImpl.con2(encoding);
|
|
expect(location.encoding, encoding);
|
|
}
|
|
|
|
void test_hashCode_equal() {
|
|
String encoding = "a;b;c";
|
|
ElementLocationImpl first = new ElementLocationImpl.con2(encoding);
|
|
ElementLocationImpl second = new ElementLocationImpl.con2(encoding);
|
|
expect(first.hashCode == second.hashCode, isTrue);
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class FieldElementImplTest extends EngineTestCase {
|
|
void test_computeNode() {
|
|
AnalysisContextHelper contextHelper = new AnalysisContextHelper();
|
|
AnalysisContext context = contextHelper.context;
|
|
Source source = contextHelper.addSource(
|
|
"/test.dart",
|
|
r'''
|
|
class A {
|
|
int a;
|
|
}
|
|
enum B {B1, B2, B3}''');
|
|
// prepare CompilationUnitElement
|
|
LibraryElement libraryElement = context.computeLibraryElement(source);
|
|
CompilationUnitElement unitElement = libraryElement.definingCompilationUnit;
|
|
// A
|
|
{
|
|
FieldElement elementA = unitElement.getType("A").getField('a');
|
|
VariableDeclaration nodeA = elementA.computeNode();
|
|
expect(nodeA, isNotNull);
|
|
expect(nodeA.name.name, "a");
|
|
expect(nodeA.element, same(elementA));
|
|
}
|
|
// B
|
|
{
|
|
FieldElement elementB = unitElement.getEnum("B").getField('B2');
|
|
EnumConstantDeclaration nodeB = elementB.computeNode();
|
|
expect(nodeB, isNotNull);
|
|
expect(nodeB.name.name, "B2");
|
|
expect(nodeB.element, same(elementB));
|
|
}
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class FunctionTypeImplTest extends EngineTestCase {
|
|
void test_creation() {
|
|
expect(
|
|
new FunctionTypeImpl(
|
|
new FunctionElementImpl.forNode(AstFactory.identifier3("f"))),
|
|
isNotNull);
|
|
}
|
|
|
|
void test_equality_recursive() {
|
|
FunctionTypeAliasElementImpl s =
|
|
ElementFactory.functionTypeAliasElement('s');
|
|
FunctionTypeAliasElementImpl t =
|
|
ElementFactory.functionTypeAliasElement('t');
|
|
FunctionTypeAliasElementImpl u =
|
|
ElementFactory.functionTypeAliasElement('u');
|
|
FunctionTypeAliasElementImpl v =
|
|
ElementFactory.functionTypeAliasElement('v');
|
|
s.returnType = t.type;
|
|
t.returnType = s.type;
|
|
u.returnType = v.type;
|
|
v.returnType = u.type;
|
|
// We don't care whether the types compare equal or not. We just need the
|
|
// computation to terminate.
|
|
expect(s.type == u.type, new isInstanceOf<bool>());
|
|
}
|
|
|
|
void test_getElement() {
|
|
FunctionElementImpl typeElement =
|
|
new FunctionElementImpl.forNode(AstFactory.identifier3("f"));
|
|
FunctionTypeImpl type = new FunctionTypeImpl(typeElement);
|
|
expect(type.element, typeElement);
|
|
}
|
|
|
|
void test_getNamedParameterTypes() {
|
|
FunctionTypeImpl type = new FunctionTypeImpl(
|
|
new FunctionElementImpl.forNode(AstFactory.identifier3("f")));
|
|
Map<String, DartType> types = type.namedParameterTypes;
|
|
expect(types, hasLength(0));
|
|
}
|
|
|
|
void test_getNormalParameterTypes() {
|
|
FunctionTypeImpl type = new FunctionTypeImpl(
|
|
new FunctionElementImpl.forNode(AstFactory.identifier3("f")));
|
|
List<DartType> types = type.normalParameterTypes;
|
|
expect(types, hasLength(0));
|
|
}
|
|
|
|
void test_getReturnType() {
|
|
DartType expectedReturnType = VoidTypeImpl.instance;
|
|
FunctionElementImpl functionElement =
|
|
new FunctionElementImpl.forNode(AstFactory.identifier3("f"));
|
|
functionElement.returnType = expectedReturnType;
|
|
FunctionTypeImpl type = new FunctionTypeImpl(functionElement);
|
|
DartType returnType = type.returnType;
|
|
expect(returnType, expectedReturnType);
|
|
}
|
|
|
|
void test_getTypeArguments() {
|
|
FunctionTypeImpl type = new FunctionTypeImpl(
|
|
new FunctionElementImpl.forNode(AstFactory.identifier3("f")));
|
|
List<DartType> types = type.typeArguments;
|
|
expect(types, hasLength(0));
|
|
}
|
|
|
|
void test_hashCode_element() {
|
|
FunctionTypeImpl type = new FunctionTypeImpl(
|
|
new FunctionElementImpl.forNode(AstFactory.identifier3("f")));
|
|
type.hashCode;
|
|
}
|
|
|
|
void test_hashCode_noElement() {
|
|
FunctionTypeImpl type = new FunctionTypeImpl(null);
|
|
type.hashCode;
|
|
}
|
|
|
|
void test_hashCode_recursive() {
|
|
FunctionTypeAliasElementImpl s =
|
|
ElementFactory.functionTypeAliasElement('s');
|
|
FunctionTypeAliasElementImpl t =
|
|
ElementFactory.functionTypeAliasElement('t');
|
|
s.returnType = t.type;
|
|
t.returnType = s.type;
|
|
// We don't care what the hash code is. We just need its computation to
|
|
// terminate.
|
|
expect(t.type.hashCode, new isInstanceOf<int>());
|
|
}
|
|
|
|
void test_isAssignableTo_normalAndPositionalArgs() {
|
|
// ([a]) -> void <: (a) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
FunctionType t =
|
|
ElementFactory.functionElement6("t", null, <ClassElement>[a]).type;
|
|
FunctionType s =
|
|
ElementFactory.functionElement5("s", <ClassElement>[a]).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
expect(s.isSubtypeOf(t), isFalse);
|
|
// assignable iff subtype
|
|
expect(t.isAssignableTo(s), isTrue);
|
|
expect(s.isAssignableTo(t), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_baseCase_classFunction() {
|
|
// () -> void <: Function
|
|
ClassElementImpl functionElement = ElementFactory.classElement2("Function");
|
|
InterfaceTypeImpl functionType =
|
|
new _FunctionTypeImplTest_isSubtypeOf_baseCase_classFunction(
|
|
functionElement);
|
|
FunctionType f = ElementFactory.functionElement("f").type;
|
|
expect(f.isSubtypeOf(functionType), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_baseCase_notFunctionType() {
|
|
// class C
|
|
// ! () -> void <: C
|
|
FunctionType f = ElementFactory.functionElement("f").type;
|
|
InterfaceType t = ElementFactory.classElement2("C").type;
|
|
expect(f.isSubtypeOf(t), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_baseCase_null() {
|
|
// ! () -> void <: null
|
|
FunctionType f = ElementFactory.functionElement("f").type;
|
|
expect(f.isSubtypeOf(null), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_baseCase_self() {
|
|
// () -> void <: () -> void
|
|
FunctionType f = ElementFactory.functionElement("f").type;
|
|
expect(f.isSubtypeOf(f), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_namedParameters_isAssignable() {
|
|
// B extends A
|
|
// ({name: A}) -> void <: ({name: B}) -> void
|
|
// ({name: B}) -> void <: ({name: A}) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t = ElementFactory.functionElement4(
|
|
"t", null, null, <String>["name"], <ClassElement>[a]).type;
|
|
FunctionType s = ElementFactory.functionElement4(
|
|
"s", null, null, <String>["name"], <ClassElement>[b]).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
expect(s.isSubtypeOf(t), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_namedParameters_isNotAssignable() {
|
|
// ! ({name: A}) -> void <: ({name: B}) -> void
|
|
FunctionType t = ElementFactory.functionElement4(
|
|
"t",
|
|
null,
|
|
null,
|
|
<String>["name"],
|
|
<ClassElement>[ElementFactory.classElement2("A")]).type;
|
|
FunctionType s = ElementFactory.functionElement4(
|
|
"s",
|
|
null,
|
|
null,
|
|
<String>["name"],
|
|
<ClassElement>[ElementFactory.classElement2("B")]).type;
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_namedParameters_namesDifferent() {
|
|
// B extends A
|
|
// void t({A name}) {}
|
|
// void s({A diff}) {}
|
|
// ! t <: s
|
|
// ! s <: t
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t = ElementFactory.functionElement4(
|
|
"t", null, null, <String>["name"], <ClassElement>[a]).type;
|
|
FunctionType s = ElementFactory.functionElement4(
|
|
"s", null, null, <String>["diff"], <ClassElement>[b]).type;
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
expect(s.isSubtypeOf(t), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_namedParameters_orderOfParams() {
|
|
// B extends A
|
|
// ({A: A, B: B}) -> void <: ({B: B, A: A}) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t = ElementFactory.functionElement4(
|
|
"t", null, null, <String>["A", "B"], <ClassElement>[a, b]).type;
|
|
FunctionType s = ElementFactory.functionElement4(
|
|
"s", null, null, <String>["B", "A"], <ClassElement>[b, a]).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_namedParameters_orderOfParams2() {
|
|
// B extends A
|
|
// ! ({B: B}) -> void <: ({B: B, A: A}) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t = ElementFactory.functionElement4(
|
|
"t", null, null, <String>["B"], <ClassElement>[b]).type;
|
|
FunctionType s = ElementFactory.functionElement4(
|
|
"s", null, null, <String>["B", "A"], <ClassElement>[b, a]).type;
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_namedParameters_orderOfParams3() {
|
|
// B extends A
|
|
// ({A: A, B: B}) -> void <: ({A: A}) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t = ElementFactory.functionElement4(
|
|
"t", null, null, <String>["A", "B"], <ClassElement>[a, b]).type;
|
|
FunctionType s = ElementFactory.functionElement4(
|
|
"s", null, null, <String>["B"], <ClassElement>[b]).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_namedParameters_sHasMoreParams() {
|
|
// B extends A
|
|
// ! ({name: A}) -> void <: ({name: B, name2: B}) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t = ElementFactory.functionElement4(
|
|
"t", null, null, <String>["name"], <ClassElement>[a]).type;
|
|
FunctionType s = ElementFactory.functionElement4(
|
|
"s", null, null, <String>["name", "name2"], <ClassElement>[b, b]).type;
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_namedParameters_tHasMoreParams() {
|
|
// B extends A
|
|
// ({name: A, name2: A}) -> void <: ({name: B}) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t = ElementFactory.functionElement4(
|
|
"t", null, null, <String>["name", "name2"], <ClassElement>[a, a]).type;
|
|
FunctionType s = ElementFactory.functionElement4(
|
|
"s", null, null, <String>["name"], <ClassElement>[b]).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_normalAndPositionalArgs_1() {
|
|
// ([a]) -> void <: (a) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
FunctionType t =
|
|
ElementFactory.functionElement6("t", null, <ClassElement>[a]).type;
|
|
FunctionType s =
|
|
ElementFactory.functionElement5("s", <ClassElement>[a]).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
expect(s.isSubtypeOf(t), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_normalAndPositionalArgs_2() {
|
|
// (a, [a]) -> void <: (a) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
FunctionType t = ElementFactory
|
|
.functionElement6("t", <ClassElement>[a], <ClassElement>[a]).type;
|
|
FunctionType s =
|
|
ElementFactory.functionElement5("s", <ClassElement>[a]).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
expect(s.isSubtypeOf(t), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_normalAndPositionalArgs_3() {
|
|
// ([a]) -> void <: () -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
FunctionType t =
|
|
ElementFactory.functionElement6("t", null, <ClassElement>[a]).type;
|
|
FunctionType s = ElementFactory.functionElement("s").type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
expect(s.isSubtypeOf(t), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_normalAndPositionalArgs_4() {
|
|
// (a, b, [c, d, e]) -> void <: (a, b, c, [d]) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement2("B");
|
|
ClassElement c = ElementFactory.classElement2("C");
|
|
ClassElement d = ElementFactory.classElement2("D");
|
|
ClassElement e = ElementFactory.classElement2("E");
|
|
FunctionType t = ElementFactory.functionElement6(
|
|
"t", <ClassElement>[a, b], <ClassElement>[c, d, e]).type;
|
|
FunctionType s = ElementFactory
|
|
.functionElement6("s", <ClassElement>[a, b, c], <ClassElement>[d]).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
expect(s.isSubtypeOf(t), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_normalParameters_isAssignable() {
|
|
// B extends A
|
|
// (a) -> void <: (b) -> void
|
|
// (b) -> void <: (a) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t =
|
|
ElementFactory.functionElement5("t", <ClassElement>[a]).type;
|
|
FunctionType s =
|
|
ElementFactory.functionElement5("s", <ClassElement>[b]).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
expect(s.isSubtypeOf(t), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_normalParameters_isNotAssignable() {
|
|
// ! (a) -> void <: (b) -> void
|
|
FunctionType t = ElementFactory.functionElement5(
|
|
"t", <ClassElement>[ElementFactory.classElement2("A")]).type;
|
|
FunctionType s = ElementFactory.functionElement5(
|
|
"s", <ClassElement>[ElementFactory.classElement2("B")]).type;
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_normalParameters_sHasMoreParams() {
|
|
// B extends A
|
|
// ! (a) -> void <: (b, b) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t =
|
|
ElementFactory.functionElement5("t", <ClassElement>[a]).type;
|
|
FunctionType s =
|
|
ElementFactory.functionElement5("s", <ClassElement>[b, b]).type;
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_normalParameters_tHasMoreParams() {
|
|
// B extends A
|
|
// ! (a, a) -> void <: (a) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t =
|
|
ElementFactory.functionElement5("t", <ClassElement>[a, a]).type;
|
|
FunctionType s =
|
|
ElementFactory.functionElement5("s", <ClassElement>[b]).type;
|
|
// note, this is a different assertion from the other "tHasMoreParams"
|
|
// tests, this is intentional as it is a difference of the "normal
|
|
// parameters"
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_Object() {
|
|
// () -> void <: Object
|
|
FunctionType f = ElementFactory.functionElement("f").type;
|
|
InterfaceType t = ElementFactory.object.type;
|
|
expect(f.isSubtypeOf(t), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_positionalParameters_isAssignable() {
|
|
// B extends A
|
|
// ([a]) -> void <: ([b]) -> void
|
|
// ([b]) -> void <: ([a]) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t =
|
|
ElementFactory.functionElement6("t", null, <ClassElement>[a]).type;
|
|
FunctionType s =
|
|
ElementFactory.functionElement6("s", null, <ClassElement>[b]).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
expect(s.isSubtypeOf(t), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_positionalParameters_isNotAssignable() {
|
|
// ! ([a]) -> void <: ([b]) -> void
|
|
FunctionType t = ElementFactory.functionElement6(
|
|
"t", null, <ClassElement>[ElementFactory.classElement2("A")]).type;
|
|
FunctionType s = ElementFactory.functionElement6(
|
|
"s", null, <ClassElement>[ElementFactory.classElement2("B")]).type;
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_positionalParameters_sHasMoreParams() {
|
|
// B extends A
|
|
// ! ([a]) -> void <: ([b, b]) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t =
|
|
ElementFactory.functionElement6("t", null, <ClassElement>[a]).type;
|
|
FunctionType s =
|
|
ElementFactory.functionElement6("s", null, <ClassElement>[b, b]).type;
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_positionalParameters_tHasMoreParams() {
|
|
// B extends A
|
|
// ([a, a]) -> void <: ([b]) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t =
|
|
ElementFactory.functionElement6("t", null, <ClassElement>[a, a]).type;
|
|
FunctionType s =
|
|
ElementFactory.functionElement6("s", null, <ClassElement>[b]).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_returnType_sIsVoid() {
|
|
// () -> void <: void
|
|
FunctionType t = ElementFactory.functionElement("t").type;
|
|
FunctionType s = ElementFactory.functionElement("s").type;
|
|
// function s has the implicit return type of void, we assert it here
|
|
expect(VoidTypeImpl.instance == s.returnType, isTrue);
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_returnType_tAssignableToS() {
|
|
// B extends A
|
|
// () -> A <: () -> B
|
|
// () -> B <: () -> A
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
ClassElement b = ElementFactory.classElement("B", a.type);
|
|
FunctionType t = ElementFactory.functionElement2("t", a).type;
|
|
FunctionType s = ElementFactory.functionElement2("s", b).type;
|
|
expect(t.isSubtypeOf(s), isTrue);
|
|
expect(s.isSubtypeOf(t), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_returnType_tNotAssignableToS() {
|
|
// ! () -> A <: () -> B
|
|
FunctionType t = ElementFactory
|
|
.functionElement2("t", ElementFactory.classElement2("A"))
|
|
.type;
|
|
FunctionType s = ElementFactory
|
|
.functionElement2("s", ElementFactory.classElement2("B"))
|
|
.type;
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_typeParameters_matchesBounds() {
|
|
TestTypeProvider provider = new TestTypeProvider();
|
|
InterfaceType boolType = provider.boolType;
|
|
InterfaceType stringType = provider.stringType;
|
|
TypeParameterElementImpl parameterB =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("B"));
|
|
parameterB.bound = boolType;
|
|
TypeParameterTypeImpl typeB = new TypeParameterTypeImpl(parameterB);
|
|
TypeParameterElementImpl parameterS =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("S"));
|
|
parameterS.bound = stringType;
|
|
TypeParameterTypeImpl typeS = new TypeParameterTypeImpl(parameterS);
|
|
FunctionElementImpl functionAliasElement =
|
|
new FunctionElementImpl.forNode(AstFactory.identifier3("func"));
|
|
functionAliasElement.parameters = <ParameterElement>[
|
|
ElementFactory.requiredParameter2("a", typeB),
|
|
ElementFactory.positionalParameter2("b", typeS)
|
|
];
|
|
functionAliasElement.returnType = stringType;
|
|
FunctionTypeImpl functionAliasType =
|
|
new FunctionTypeImpl(functionAliasElement);
|
|
functionAliasElement.type = functionAliasType;
|
|
FunctionElementImpl functionElement =
|
|
new FunctionElementImpl.forNode(AstFactory.identifier3("f"));
|
|
functionElement.parameters = <ParameterElement>[
|
|
ElementFactory.requiredParameter2("c", boolType),
|
|
ElementFactory.positionalParameter2("d", stringType)
|
|
];
|
|
functionElement.returnType = provider.dynamicType;
|
|
FunctionTypeImpl functionType = new FunctionTypeImpl(functionElement);
|
|
functionElement.type = functionType;
|
|
expect(functionType.isAssignableTo(functionAliasType), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_wrongFunctionType_normal_named() {
|
|
// ! (a) -> void <: ({name: A}) -> void
|
|
// ! ({name: A}) -> void <: (a) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
FunctionType t =
|
|
ElementFactory.functionElement5("t", <ClassElement>[a]).type;
|
|
FunctionType s = ElementFactory
|
|
.functionElement7("s", null, <String>["name"], <ClassElement>[a]).type;
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
expect(s.isSubtypeOf(t), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_wrongFunctionType_optional_named() {
|
|
// ! ([a]) -> void <: ({name: A}) -> void
|
|
// ! ({name: A}) -> void <: ([a]) -> void
|
|
ClassElement a = ElementFactory.classElement2("A");
|
|
FunctionType t =
|
|
ElementFactory.functionElement6("t", null, <ClassElement>[a]).type;
|
|
FunctionType s = ElementFactory
|
|
.functionElement7("s", null, <String>["name"], <ClassElement>[a]).type;
|
|
expect(t.isSubtypeOf(s), isFalse);
|
|
expect(s.isSubtypeOf(t), isFalse);
|
|
}
|
|
|
|
void test_namedParameterTypes_pruned_no_type_arguments() {
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
FunctionTypeAliasElementImpl g =
|
|
ElementFactory.functionTypeAliasElement('g');
|
|
f.parameters = [ElementFactory.namedParameter2('x', g.type)];
|
|
FunctionTypeImpl paramType = f.type.namedParameterTypes['x'];
|
|
expect(paramType.prunedTypedefs, hasLength(1));
|
|
expect(paramType.prunedTypedefs[0], same(f));
|
|
}
|
|
|
|
void test_namedParameterTypes_pruned_with_type_arguments() {
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
FunctionTypeAliasElementImpl g =
|
|
ElementFactory.functionTypeAliasElement('g');
|
|
f.typeParameters = [ElementFactory.typeParameterElement('T')];
|
|
f.parameters = [ElementFactory.namedParameter2('x', g.type)];
|
|
FunctionTypeImpl paramType = f.type.namedParameterTypes['x'];
|
|
expect(paramType.prunedTypedefs, hasLength(1));
|
|
expect(paramType.prunedTypedefs[0], same(f));
|
|
}
|
|
|
|
void test_newPrune_no_previous_prune() {
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
FunctionTypeImpl type = f.type;
|
|
List<FunctionTypeAliasElement> pruneList = type.newPrune;
|
|
expect(pruneList, hasLength(1));
|
|
expect(pruneList[0], same(f));
|
|
}
|
|
|
|
void test_newPrune_non_typedef() {
|
|
// No pruning needs to be done for function types that aren't associated
|
|
// with typedefs because those types can't be directly referred to by the
|
|
// user (and hence can't participate in circularities).
|
|
FunctionElementImpl f = ElementFactory.functionElement('f');
|
|
FunctionTypeImpl type = f.type;
|
|
expect(type.newPrune, isNull);
|
|
}
|
|
|
|
void test_newPrune_synthetic_typedef() {
|
|
// No pruning needs to be done for function types that are associated with
|
|
// synthetic typedefs because those types are only created for
|
|
// function-typed formal parameters, which can't be directly referred to by
|
|
// the user (and hence can't participate in circularities).
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
f.synthetic = true;
|
|
FunctionTypeImpl type = f.type;
|
|
expect(type.newPrune, isNull);
|
|
}
|
|
|
|
void test_newPrune_with_previous_prune() {
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
FunctionTypeAliasElementImpl g =
|
|
ElementFactory.functionTypeAliasElement('g');
|
|
FunctionTypeImpl type = f.type;
|
|
FunctionTypeImpl prunedType = type.pruned([g]);
|
|
List<FunctionTypeAliasElement> pruneList = prunedType.newPrune;
|
|
expect(pruneList, hasLength(2));
|
|
expect(pruneList, contains(f));
|
|
expect(pruneList, contains(g));
|
|
}
|
|
|
|
void test_normalParameterTypes_pruned_no_type_arguments() {
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
FunctionTypeAliasElementImpl g =
|
|
ElementFactory.functionTypeAliasElement('g');
|
|
f.parameters = [ElementFactory.requiredParameter2('x', g.type)];
|
|
FunctionTypeImpl paramType = f.type.normalParameterTypes[0];
|
|
expect(paramType.prunedTypedefs, hasLength(1));
|
|
expect(paramType.prunedTypedefs[0], same(f));
|
|
}
|
|
|
|
void test_normalParameterTypes_pruned_with_type_arguments() {
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
FunctionTypeAliasElementImpl g =
|
|
ElementFactory.functionTypeAliasElement('g');
|
|
f.typeParameters = [ElementFactory.typeParameterElement('T')];
|
|
f.parameters = [ElementFactory.requiredParameter2('x', g.type)];
|
|
FunctionTypeImpl paramType = f.type.normalParameterTypes[0];
|
|
expect(paramType.prunedTypedefs, hasLength(1));
|
|
expect(paramType.prunedTypedefs[0], same(f));
|
|
}
|
|
|
|
void test_optionalParameterTypes_pruned_no_type_arguments() {
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
FunctionTypeAliasElementImpl g =
|
|
ElementFactory.functionTypeAliasElement('g');
|
|
f.parameters = [ElementFactory.positionalParameter2('x', g.type)];
|
|
FunctionTypeImpl paramType = f.type.optionalParameterTypes[0];
|
|
expect(paramType.prunedTypedefs, hasLength(1));
|
|
expect(paramType.prunedTypedefs[0], same(f));
|
|
}
|
|
|
|
void test_optionalParameterTypes_pruned_with_type_arguments() {
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
FunctionTypeAliasElementImpl g =
|
|
ElementFactory.functionTypeAliasElement('g');
|
|
f.typeParameters = [ElementFactory.typeParameterElement('T')];
|
|
f.parameters = [ElementFactory.positionalParameter2('x', g.type)];
|
|
FunctionTypeImpl paramType = f.type.optionalParameterTypes[0];
|
|
expect(paramType.prunedTypedefs, hasLength(1));
|
|
expect(paramType.prunedTypedefs[0], same(f));
|
|
}
|
|
|
|
void test_returnType_pruned_no_type_arguments() {
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
FunctionTypeAliasElementImpl g =
|
|
ElementFactory.functionTypeAliasElement('g');
|
|
f.returnType = g.type;
|
|
FunctionTypeImpl paramType = f.type.returnType;
|
|
expect(paramType.prunedTypedefs, hasLength(1));
|
|
expect(paramType.prunedTypedefs[0], same(f));
|
|
}
|
|
|
|
void test_returnType_pruned_with_type_arguments() {
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
FunctionTypeAliasElementImpl g =
|
|
ElementFactory.functionTypeAliasElement('g');
|
|
f.typeParameters = [ElementFactory.typeParameterElement('T')];
|
|
f.returnType = g.type;
|
|
FunctionTypeImpl paramType = f.type.returnType;
|
|
expect(paramType.prunedTypedefs, hasLength(1));
|
|
expect(paramType.prunedTypedefs[0], same(f));
|
|
}
|
|
|
|
void test_withTypeArguments() {
|
|
ClassElementImpl enclosingClass = ElementFactory.classElement2("C", ["E"]);
|
|
MethodElementImpl methodElement =
|
|
new MethodElementImpl.forNode(AstFactory.identifier3("m"));
|
|
enclosingClass.methods = <MethodElement>[methodElement];
|
|
FunctionTypeImpl type = new FunctionTypeImpl(methodElement);
|
|
DartType expectedType = enclosingClass.typeParameters[0].type;
|
|
List<DartType> arguments = type.typeArguments;
|
|
expect(arguments, hasLength(1));
|
|
expect(arguments[0], expectedType);
|
|
}
|
|
|
|
void test_substitute2_equal() {
|
|
ClassElementImpl definingClass = ElementFactory.classElement2("C", ["E"]);
|
|
TypeParameterType parameterType = definingClass.typeParameters[0].type;
|
|
MethodElementImpl functionElement =
|
|
new MethodElementImpl.forNode(AstFactory.identifier3("m"));
|
|
String namedParameterName = "c";
|
|
functionElement.parameters = <ParameterElement>[
|
|
ElementFactory.requiredParameter2("a", parameterType),
|
|
ElementFactory.positionalParameter2("b", parameterType),
|
|
ElementFactory.namedParameter2(namedParameterName, parameterType)
|
|
];
|
|
functionElement.returnType = parameterType;
|
|
definingClass.methods = <MethodElement>[functionElement];
|
|
FunctionTypeImpl functionType = new FunctionTypeImpl(functionElement);
|
|
InterfaceTypeImpl argumentType = new InterfaceTypeImpl(
|
|
new ClassElementImpl.forNode(AstFactory.identifier3("D")));
|
|
FunctionType result = functionType.substitute2(
|
|
<DartType>[argumentType], <DartType>[parameterType]);
|
|
expect(result.returnType, argumentType);
|
|
List<DartType> normalParameters = result.normalParameterTypes;
|
|
expect(normalParameters, hasLength(1));
|
|
expect(normalParameters[0], argumentType);
|
|
List<DartType> optionalParameters = result.optionalParameterTypes;
|
|
expect(optionalParameters, hasLength(1));
|
|
expect(optionalParameters[0], argumentType);
|
|
Map<String, DartType> namedParameters = result.namedParameterTypes;
|
|
expect(namedParameters, hasLength(1));
|
|
expect(namedParameters[namedParameterName], argumentType);
|
|
}
|
|
|
|
void test_substitute2_notEqual() {
|
|
DartType returnType = new InterfaceTypeImpl(
|
|
new ClassElementImpl.forNode(AstFactory.identifier3("R")));
|
|
DartType normalParameterType = new InterfaceTypeImpl(
|
|
new ClassElementImpl.forNode(AstFactory.identifier3("A")));
|
|
DartType optionalParameterType = new InterfaceTypeImpl(
|
|
new ClassElementImpl.forNode(AstFactory.identifier3("B")));
|
|
DartType namedParameterType = new InterfaceTypeImpl(
|
|
new ClassElementImpl.forNode(AstFactory.identifier3("C")));
|
|
FunctionElementImpl functionElement =
|
|
new FunctionElementImpl.forNode(AstFactory.identifier3("f"));
|
|
String namedParameterName = "c";
|
|
functionElement.parameters = <ParameterElement>[
|
|
ElementFactory.requiredParameter2("a", normalParameterType),
|
|
ElementFactory.positionalParameter2("b", optionalParameterType),
|
|
ElementFactory.namedParameter2(namedParameterName, namedParameterType)
|
|
];
|
|
functionElement.returnType = returnType;
|
|
FunctionTypeImpl functionType = new FunctionTypeImpl(functionElement);
|
|
InterfaceTypeImpl argumentType = new InterfaceTypeImpl(
|
|
new ClassElementImpl.forNode(AstFactory.identifier3("D")));
|
|
TypeParameterTypeImpl parameterType = new TypeParameterTypeImpl(
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("E")));
|
|
FunctionType result = functionType.substitute2(
|
|
<DartType>[argumentType], <DartType>[parameterType]);
|
|
expect(result.returnType, returnType);
|
|
List<DartType> normalParameters = result.normalParameterTypes;
|
|
expect(normalParameters, hasLength(1));
|
|
expect(normalParameters[0], normalParameterType);
|
|
List<DartType> optionalParameters = result.optionalParameterTypes;
|
|
expect(optionalParameters, hasLength(1));
|
|
expect(optionalParameters[0], optionalParameterType);
|
|
Map<String, DartType> namedParameters = result.namedParameterTypes;
|
|
expect(namedParameters, hasLength(1));
|
|
expect(namedParameters[namedParameterName], namedParameterType);
|
|
}
|
|
|
|
void test_toString_recursive() {
|
|
FunctionTypeAliasElementImpl t =
|
|
ElementFactory.functionTypeAliasElement("t");
|
|
FunctionTypeAliasElementImpl s =
|
|
ElementFactory.functionTypeAliasElement("s");
|
|
t.returnType = s.type;
|
|
s.returnType = t.type;
|
|
expect(t.type.toString(), '() \u2192 () \u2192 ...');
|
|
}
|
|
|
|
void test_toString_recursive_via_interface_type() {
|
|
FunctionTypeAliasElementImpl f =
|
|
ElementFactory.functionTypeAliasElement('f');
|
|
ClassElementImpl c = ElementFactory.classElement2('C', ['T']);
|
|
f.returnType = c.type.substitute4([f.type]);
|
|
expect(f.type.toString(), '() \u2192 C<...>');
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class HtmlElementImplTest extends EngineTestCase {
|
|
void test_equals_differentSource() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
HtmlElementImpl elementA = ElementFactory.htmlUnit(context, "indexA.html");
|
|
HtmlElementImpl elementB = ElementFactory.htmlUnit(context, "indexB.html");
|
|
expect(elementA == elementB, isFalse);
|
|
}
|
|
|
|
void test_equals_null() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
HtmlElementImpl element = ElementFactory.htmlUnit(context, "index.html");
|
|
expect(element == null, isFalse);
|
|
}
|
|
|
|
void test_equals_sameSource() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
HtmlElementImpl elementA = ElementFactory.htmlUnit(context, "index.html");
|
|
HtmlElementImpl elementB = ElementFactory.htmlUnit(context, "index.html");
|
|
expect(elementA == elementB, isTrue);
|
|
}
|
|
|
|
void test_equals_self() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
HtmlElementImpl element = ElementFactory.htmlUnit(context, "index.html");
|
|
expect(element == element, isTrue);
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class InterfaceTypeImplTest extends EngineTestCase {
|
|
/**
|
|
* The type provider used to access the types.
|
|
*/
|
|
TestTypeProvider _typeProvider;
|
|
|
|
@override
|
|
void setUp() {
|
|
_typeProvider = new TestTypeProvider();
|
|
}
|
|
|
|
void test_computeLongestInheritancePathToObject_multipleInterfacePaths() {
|
|
//
|
|
// Object
|
|
// |
|
|
// A
|
|
// / \
|
|
// B C
|
|
// | |
|
|
// | D
|
|
// \ /
|
|
// E
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
ClassElementImpl classD = ElementFactory.classElement2("D");
|
|
ClassElementImpl classE = ElementFactory.classElement2("E");
|
|
classB.interfaces = <InterfaceType>[classA.type];
|
|
classC.interfaces = <InterfaceType>[classA.type];
|
|
classD.interfaces = <InterfaceType>[classC.type];
|
|
classE.interfaces = <InterfaceType>[classB.type, classD.type];
|
|
// assertion: even though the longest path to Object for typeB is 2, and
|
|
// typeE implements typeB, the longest path for typeE is 4 since it also
|
|
// implements typeD
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(classB.type),
|
|
2);
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(classE.type),
|
|
4);
|
|
}
|
|
|
|
void test_computeLongestInheritancePathToObject_multipleSuperclassPaths() {
|
|
//
|
|
// Object
|
|
// |
|
|
// A
|
|
// / \
|
|
// B C
|
|
// | |
|
|
// | D
|
|
// \ /
|
|
// E
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElement classC = ElementFactory.classElement("C", classA.type);
|
|
ClassElement classD = ElementFactory.classElement("D", classC.type);
|
|
ClassElementImpl classE = ElementFactory.classElement("E", classB.type);
|
|
classE.interfaces = <InterfaceType>[classD.type];
|
|
// assertion: even though the longest path to Object for typeB is 2, and
|
|
// typeE extends typeB, the longest path for typeE is 4 since it also
|
|
// implements typeD
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(classB.type),
|
|
2);
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(classE.type),
|
|
4);
|
|
}
|
|
|
|
void test_computeLongestInheritancePathToObject_object() {
|
|
//
|
|
// Object
|
|
// |
|
|
// A
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
InterfaceType object = classA.supertype;
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(object), 0);
|
|
}
|
|
|
|
void test_computeLongestInheritancePathToObject_recursion() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
classA.supertype = classB.type;
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(classA.type),
|
|
2);
|
|
}
|
|
|
|
void test_computeLongestInheritancePathToObject_singleInterfacePath() {
|
|
//
|
|
// Object
|
|
// |
|
|
// A
|
|
// |
|
|
// B
|
|
// |
|
|
// C
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
classB.interfaces = <InterfaceType>[classA.type];
|
|
classC.interfaces = <InterfaceType>[classB.type];
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(classA.type),
|
|
1);
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(classB.type),
|
|
2);
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(classC.type),
|
|
3);
|
|
}
|
|
|
|
void test_computeLongestInheritancePathToObject_singleSuperclassPath() {
|
|
//
|
|
// Object
|
|
// |
|
|
// A
|
|
// |
|
|
// B
|
|
// |
|
|
// C
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElement classC = ElementFactory.classElement("C", classB.type);
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(classA.type),
|
|
1);
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(classB.type),
|
|
2);
|
|
expect(InterfaceTypeImpl.computeLongestInheritancePathToObject(classC.type),
|
|
3);
|
|
}
|
|
|
|
void test_computeSuperinterfaceSet_genericInterfacePath() {
|
|
//
|
|
// A
|
|
// | implements
|
|
// B<T>
|
|
// | implements
|
|
// C<T>
|
|
//
|
|
// D
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B", ["T"]);
|
|
ClassElementImpl classC = ElementFactory.classElement2("C", ["T"]);
|
|
ClassElement classD = ElementFactory.classElement2("D");
|
|
InterfaceType typeA = classA.type;
|
|
classB.interfaces = <InterfaceType>[typeA];
|
|
InterfaceTypeImpl typeBT = new InterfaceTypeImpl(classB);
|
|
DartType typeT = classC.type.typeArguments[0];
|
|
typeBT.typeArguments = <DartType>[typeT];
|
|
classC.interfaces = <InterfaceType>[typeBT];
|
|
// A
|
|
Set<InterfaceType> superinterfacesOfA =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(typeA);
|
|
expect(superinterfacesOfA, hasLength(1));
|
|
InterfaceType typeObject = ElementFactory.object.type;
|
|
expect(superinterfacesOfA.contains(typeObject), isTrue);
|
|
// B<D>
|
|
InterfaceTypeImpl typeBD = new InterfaceTypeImpl(classB);
|
|
typeBD.typeArguments = <DartType>[classD.type];
|
|
Set<InterfaceType> superinterfacesOfBD =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(typeBD);
|
|
expect(superinterfacesOfBD, hasLength(2));
|
|
expect(superinterfacesOfBD.contains(typeObject), isTrue);
|
|
expect(superinterfacesOfBD.contains(typeA), isTrue);
|
|
// C<D>
|
|
InterfaceTypeImpl typeCD = new InterfaceTypeImpl(classC);
|
|
typeCD.typeArguments = <DartType>[classD.type];
|
|
Set<InterfaceType> superinterfacesOfCD =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(typeCD);
|
|
expect(superinterfacesOfCD, hasLength(3));
|
|
expect(superinterfacesOfCD.contains(typeObject), isTrue);
|
|
expect(superinterfacesOfCD.contains(typeA), isTrue);
|
|
expect(superinterfacesOfCD.contains(typeBD), isTrue);
|
|
}
|
|
|
|
void test_computeSuperinterfaceSet_genericSuperclassPath() {
|
|
//
|
|
// A
|
|
// |
|
|
// B<T>
|
|
// |
|
|
// C<T>
|
|
//
|
|
// D
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
ClassElement classB = ElementFactory.classElement("B", typeA, ["T"]);
|
|
ClassElementImpl classC = ElementFactory.classElement2("C", ["T"]);
|
|
InterfaceTypeImpl typeBT = new InterfaceTypeImpl(classB);
|
|
DartType typeT = classC.type.typeArguments[0];
|
|
typeBT.typeArguments = <DartType>[typeT];
|
|
classC.supertype = typeBT;
|
|
ClassElement classD = ElementFactory.classElement2("D");
|
|
// A
|
|
Set<InterfaceType> superinterfacesOfA =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(typeA);
|
|
expect(superinterfacesOfA, hasLength(1));
|
|
InterfaceType typeObject = ElementFactory.object.type;
|
|
expect(superinterfacesOfA.contains(typeObject), isTrue);
|
|
// B<D>
|
|
InterfaceTypeImpl typeBD = new InterfaceTypeImpl(classB);
|
|
typeBD.typeArguments = <DartType>[classD.type];
|
|
Set<InterfaceType> superinterfacesOfBD =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(typeBD);
|
|
expect(superinterfacesOfBD, hasLength(2));
|
|
expect(superinterfacesOfBD.contains(typeObject), isTrue);
|
|
expect(superinterfacesOfBD.contains(typeA), isTrue);
|
|
// C<D>
|
|
InterfaceTypeImpl typeCD = new InterfaceTypeImpl(classC);
|
|
typeCD.typeArguments = <DartType>[classD.type];
|
|
Set<InterfaceType> superinterfacesOfCD =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(typeCD);
|
|
expect(superinterfacesOfCD, hasLength(3));
|
|
expect(superinterfacesOfCD.contains(typeObject), isTrue);
|
|
expect(superinterfacesOfCD.contains(typeA), isTrue);
|
|
expect(superinterfacesOfCD.contains(typeBD), isTrue);
|
|
}
|
|
|
|
void test_computeSuperinterfaceSet_multipleInterfacePaths() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
ClassElementImpl classD = ElementFactory.classElement2("D");
|
|
ClassElementImpl classE = ElementFactory.classElement2("E");
|
|
classB.interfaces = <InterfaceType>[classA.type];
|
|
classC.interfaces = <InterfaceType>[classA.type];
|
|
classD.interfaces = <InterfaceType>[classC.type];
|
|
classE.interfaces = <InterfaceType>[classB.type, classD.type];
|
|
// D
|
|
Set<InterfaceType> superinterfacesOfD =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(classD.type);
|
|
expect(superinterfacesOfD, hasLength(3));
|
|
expect(superinterfacesOfD.contains(ElementFactory.object.type), isTrue);
|
|
expect(superinterfacesOfD.contains(classA.type), isTrue);
|
|
expect(superinterfacesOfD.contains(classC.type), isTrue);
|
|
// E
|
|
Set<InterfaceType> superinterfacesOfE =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(classE.type);
|
|
expect(superinterfacesOfE, hasLength(5));
|
|
expect(superinterfacesOfE.contains(ElementFactory.object.type), isTrue);
|
|
expect(superinterfacesOfE.contains(classA.type), isTrue);
|
|
expect(superinterfacesOfE.contains(classB.type), isTrue);
|
|
expect(superinterfacesOfE.contains(classC.type), isTrue);
|
|
expect(superinterfacesOfE.contains(classD.type), isTrue);
|
|
}
|
|
|
|
void test_computeSuperinterfaceSet_multipleSuperclassPaths() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElement classC = ElementFactory.classElement("C", classA.type);
|
|
ClassElement classD = ElementFactory.classElement("D", classC.type);
|
|
ClassElementImpl classE = ElementFactory.classElement("E", classB.type);
|
|
classE.interfaces = <InterfaceType>[classD.type];
|
|
// D
|
|
Set<InterfaceType> superinterfacesOfD =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(classD.type);
|
|
expect(superinterfacesOfD, hasLength(3));
|
|
expect(superinterfacesOfD.contains(ElementFactory.object.type), isTrue);
|
|
expect(superinterfacesOfD.contains(classA.type), isTrue);
|
|
expect(superinterfacesOfD.contains(classC.type), isTrue);
|
|
// E
|
|
Set<InterfaceType> superinterfacesOfE =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(classE.type);
|
|
expect(superinterfacesOfE, hasLength(5));
|
|
expect(superinterfacesOfE.contains(ElementFactory.object.type), isTrue);
|
|
expect(superinterfacesOfE.contains(classA.type), isTrue);
|
|
expect(superinterfacesOfE.contains(classB.type), isTrue);
|
|
expect(superinterfacesOfE.contains(classC.type), isTrue);
|
|
expect(superinterfacesOfE.contains(classD.type), isTrue);
|
|
}
|
|
|
|
void test_computeSuperinterfaceSet_recursion() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
classA.supertype = classB.type;
|
|
Set<InterfaceType> superinterfacesOfB =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(classB.type);
|
|
expect(superinterfacesOfB, hasLength(2));
|
|
}
|
|
|
|
void test_computeSuperinterfaceSet_singleInterfacePath() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
classB.interfaces = <InterfaceType>[classA.type];
|
|
classC.interfaces = <InterfaceType>[classB.type];
|
|
// A
|
|
Set<InterfaceType> superinterfacesOfA =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(classA.type);
|
|
expect(superinterfacesOfA, hasLength(1));
|
|
expect(superinterfacesOfA.contains(ElementFactory.object.type), isTrue);
|
|
// B
|
|
Set<InterfaceType> superinterfacesOfB =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(classB.type);
|
|
expect(superinterfacesOfB, hasLength(2));
|
|
expect(superinterfacesOfB.contains(ElementFactory.object.type), isTrue);
|
|
expect(superinterfacesOfB.contains(classA.type), isTrue);
|
|
// C
|
|
Set<InterfaceType> superinterfacesOfC =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(classC.type);
|
|
expect(superinterfacesOfC, hasLength(3));
|
|
expect(superinterfacesOfC.contains(ElementFactory.object.type), isTrue);
|
|
expect(superinterfacesOfC.contains(classA.type), isTrue);
|
|
expect(superinterfacesOfC.contains(classB.type), isTrue);
|
|
}
|
|
|
|
void test_computeSuperinterfaceSet_singleSuperclassPath() {
|
|
//
|
|
// A
|
|
// |
|
|
// B
|
|
// |
|
|
// C
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElement classC = ElementFactory.classElement("C", classB.type);
|
|
// A
|
|
Set<InterfaceType> superinterfacesOfA =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(classA.type);
|
|
expect(superinterfacesOfA, hasLength(1));
|
|
expect(superinterfacesOfA.contains(ElementFactory.object.type), isTrue);
|
|
// B
|
|
Set<InterfaceType> superinterfacesOfB =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(classB.type);
|
|
expect(superinterfacesOfB, hasLength(2));
|
|
expect(superinterfacesOfB.contains(ElementFactory.object.type), isTrue);
|
|
expect(superinterfacesOfB.contains(classA.type), isTrue);
|
|
// C
|
|
Set<InterfaceType> superinterfacesOfC =
|
|
InterfaceTypeImpl.computeSuperinterfaceSet(classC.type);
|
|
expect(superinterfacesOfC, hasLength(3));
|
|
expect(superinterfacesOfC.contains(ElementFactory.object.type), isTrue);
|
|
expect(superinterfacesOfC.contains(classA.type), isTrue);
|
|
expect(superinterfacesOfC.contains(classB.type), isTrue);
|
|
}
|
|
|
|
void test_creation() {
|
|
expect(new InterfaceTypeImpl(ElementFactory.classElement2("A")), isNotNull);
|
|
}
|
|
|
|
void test_getAccessors() {
|
|
ClassElementImpl typeElement = ElementFactory.classElement2("A");
|
|
PropertyAccessorElement getterG =
|
|
ElementFactory.getterElement("g", false, null);
|
|
PropertyAccessorElement getterH =
|
|
ElementFactory.getterElement("h", false, null);
|
|
typeElement.accessors = <PropertyAccessorElement>[getterG, getterH];
|
|
InterfaceTypeImpl type = new InterfaceTypeImpl(typeElement);
|
|
expect(type.accessors.length, 2);
|
|
}
|
|
|
|
void test_getAccessors_empty() {
|
|
ClassElementImpl typeElement = ElementFactory.classElement2("A");
|
|
InterfaceTypeImpl type = new InterfaceTypeImpl(typeElement);
|
|
expect(type.accessors.length, 0);
|
|
}
|
|
|
|
void test_getConstructors() {
|
|
ClassElementImpl typeElement = ElementFactory.classElement2("A");
|
|
ConstructorElementImpl constructorOne =
|
|
ElementFactory.constructorElement(typeElement, 'one', false);
|
|
ConstructorElementImpl constructorTwo =
|
|
ElementFactory.constructorElement(typeElement, 'two', false);
|
|
typeElement.constructors = <ConstructorElement>[
|
|
constructorOne,
|
|
constructorTwo
|
|
];
|
|
InterfaceTypeImpl type = new InterfaceTypeImpl(typeElement);
|
|
expect(type.constructors, hasLength(2));
|
|
}
|
|
|
|
void test_getConstructors_empty() {
|
|
ClassElementImpl typeElement = ElementFactory.classElement2("A");
|
|
typeElement.constructors = ConstructorElement.EMPTY_LIST;
|
|
InterfaceTypeImpl type = new InterfaceTypeImpl(typeElement);
|
|
expect(type.constructors, isEmpty);
|
|
}
|
|
|
|
void test_getElement() {
|
|
ClassElementImpl typeElement = ElementFactory.classElement2("A");
|
|
InterfaceTypeImpl type = new InterfaceTypeImpl(typeElement);
|
|
expect(type.element, typeElement);
|
|
}
|
|
|
|
void test_getGetter_implemented() {
|
|
//
|
|
// class A { g {} }
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String getterName = "g";
|
|
PropertyAccessorElement getterG =
|
|
ElementFactory.getterElement(getterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[getterG];
|
|
InterfaceType typeA = classA.type;
|
|
expect(typeA.getGetter(getterName), same(getterG));
|
|
}
|
|
|
|
void test_getGetter_parameterized() {
|
|
//
|
|
// class A<E> { E get g {} }
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A", ["E"]);
|
|
DartType typeE = classA.type.typeArguments[0];
|
|
String getterName = "g";
|
|
PropertyAccessorElementImpl getterG =
|
|
ElementFactory.getterElement(getterName, false, typeE);
|
|
classA.accessors = <PropertyAccessorElement>[getterG];
|
|
getterG.type = new FunctionTypeImpl(getterG);
|
|
//
|
|
// A<I>
|
|
//
|
|
InterfaceType typeI = ElementFactory.classElement2("I").type;
|
|
InterfaceTypeImpl typeAI = new InterfaceTypeImpl(classA);
|
|
typeAI.typeArguments = <DartType>[typeI];
|
|
PropertyAccessorElement getter = typeAI.getGetter(getterName);
|
|
expect(getter, isNotNull);
|
|
FunctionType getterType = getter.type;
|
|
expect(getterType.returnType, same(typeI));
|
|
}
|
|
|
|
void test_getGetter_unimplemented() {
|
|
//
|
|
// class A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
expect(typeA.getGetter("g"), isNull);
|
|
}
|
|
|
|
void test_getInterfaces_nonParameterized() {
|
|
//
|
|
// class C implements A, B
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
InterfaceType typeB = classB.type;
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
classC.interfaces = <InterfaceType>[typeA, typeB];
|
|
List<InterfaceType> interfaces = classC.type.interfaces;
|
|
expect(interfaces, hasLength(2));
|
|
if (identical(interfaces[0], typeA)) {
|
|
expect(interfaces[1], same(typeB));
|
|
} else {
|
|
expect(interfaces[0], same(typeB));
|
|
expect(interfaces[1], same(typeA));
|
|
}
|
|
}
|
|
|
|
void test_getInterfaces_parameterized() {
|
|
//
|
|
// class A<E>
|
|
// class B<F> implements A<F>
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A", ["E"]);
|
|
ClassElementImpl classB = ElementFactory.classElement2("B", ["F"]);
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceTypeImpl typeAF = new InterfaceTypeImpl(classA);
|
|
typeAF.typeArguments = <DartType>[typeB.typeArguments[0]];
|
|
classB.interfaces = <InterfaceType>[typeAF];
|
|
//
|
|
// B<I>
|
|
//
|
|
InterfaceType typeI = ElementFactory.classElement2("I").type;
|
|
InterfaceTypeImpl typeBI = new InterfaceTypeImpl(classB);
|
|
typeBI.typeArguments = <DartType>[typeI];
|
|
List<InterfaceType> interfaces = typeBI.interfaces;
|
|
expect(interfaces, hasLength(1));
|
|
InterfaceType result = interfaces[0];
|
|
expect(result.element, same(classA));
|
|
expect(result.typeArguments[0], same(typeI));
|
|
}
|
|
|
|
void test_getLeastUpperBound_directInterfaceCase() {
|
|
//
|
|
// class A
|
|
// class B implements A
|
|
// class C implements B
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
classB.interfaces = <InterfaceType>[typeA];
|
|
classC.interfaces = <InterfaceType>[typeB];
|
|
expect(typeB.getLeastUpperBound(typeC), typeB);
|
|
expect(typeC.getLeastUpperBound(typeB), typeB);
|
|
}
|
|
|
|
void test_getLeastUpperBound_directSubclassCase() {
|
|
//
|
|
// class A
|
|
// class B extends A
|
|
// class C extends B
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement("C", classB.type);
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
expect(typeB.getLeastUpperBound(typeC), typeB);
|
|
expect(typeC.getLeastUpperBound(typeB), typeB);
|
|
}
|
|
|
|
void test_getLeastUpperBound_functionType() {
|
|
DartType interfaceType = ElementFactory.classElement2("A").type;
|
|
FunctionTypeImpl functionType = new FunctionTypeImpl(
|
|
new FunctionElementImpl.forNode(AstFactory.identifier3("f")));
|
|
expect(interfaceType.getLeastUpperBound(functionType), isNull);
|
|
}
|
|
|
|
void test_getLeastUpperBound_mixinCase() {
|
|
//
|
|
// class A
|
|
// class B extends A
|
|
// class C extends A
|
|
// class D extends B with M, N, O, P
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElement classC = ElementFactory.classElement("C", classA.type);
|
|
ClassElementImpl classD = ElementFactory.classElement("D", classB.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeC = classC.type;
|
|
InterfaceType typeD = classD.type;
|
|
classD.mixins = <InterfaceType>[
|
|
ElementFactory.classElement2("M").type,
|
|
ElementFactory.classElement2("N").type,
|
|
ElementFactory.classElement2("O").type,
|
|
ElementFactory.classElement2("P").type
|
|
];
|
|
expect(typeD.getLeastUpperBound(typeC), typeA);
|
|
expect(typeC.getLeastUpperBound(typeD), typeA);
|
|
}
|
|
|
|
void test_getLeastUpperBound_null() {
|
|
DartType interfaceType = ElementFactory.classElement2("A").type;
|
|
expect(interfaceType.getLeastUpperBound(null), isNull);
|
|
}
|
|
|
|
void test_getLeastUpperBound_object() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
DartType typeObject = typeA.element.supertype;
|
|
// assert that object does not have a super type
|
|
expect((typeObject.element as ClassElement).supertype, isNull);
|
|
// assert that both A and B have the same super type of Object
|
|
expect(typeB.element.supertype, typeObject);
|
|
// finally, assert that the only least upper bound of A and B is Object
|
|
expect(typeA.getLeastUpperBound(typeB), typeObject);
|
|
}
|
|
|
|
void test_getLeastUpperBound_self() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
expect(typeA.getLeastUpperBound(typeA), typeA);
|
|
}
|
|
|
|
void test_getLeastUpperBound_sharedSuperclass1() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement("C", classA.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
expect(typeB.getLeastUpperBound(typeC), typeA);
|
|
expect(typeC.getLeastUpperBound(typeB), typeA);
|
|
}
|
|
|
|
void test_getLeastUpperBound_sharedSuperclass2() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement("C", classA.type);
|
|
ClassElementImpl classD = ElementFactory.classElement("D", classC.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeD = classD.type;
|
|
expect(typeB.getLeastUpperBound(typeD), typeA);
|
|
expect(typeD.getLeastUpperBound(typeB), typeA);
|
|
}
|
|
|
|
void test_getLeastUpperBound_sharedSuperclass3() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement("C", classB.type);
|
|
ClassElementImpl classD = ElementFactory.classElement("D", classB.type);
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
InterfaceType typeD = classD.type;
|
|
expect(typeC.getLeastUpperBound(typeD), typeB);
|
|
expect(typeD.getLeastUpperBound(typeC), typeB);
|
|
}
|
|
|
|
void test_getLeastUpperBound_sharedSuperclass4() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classA2 = ElementFactory.classElement2("A2");
|
|
ClassElement classA3 = ElementFactory.classElement2("A3");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement("C", classA.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeA2 = classA2.type;
|
|
InterfaceType typeA3 = classA3.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
classB.interfaces = <InterfaceType>[typeA2];
|
|
classC.interfaces = <InterfaceType>[typeA3];
|
|
expect(typeB.getLeastUpperBound(typeC), typeA);
|
|
expect(typeC.getLeastUpperBound(typeB), typeA);
|
|
}
|
|
|
|
void test_getLeastUpperBound_sharedSuperinterface1() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
classB.interfaces = <InterfaceType>[typeA];
|
|
classC.interfaces = <InterfaceType>[typeA];
|
|
expect(typeB.getLeastUpperBound(typeC), typeA);
|
|
expect(typeC.getLeastUpperBound(typeB), typeA);
|
|
}
|
|
|
|
void test_getLeastUpperBound_sharedSuperinterface2() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
ClassElementImpl classD = ElementFactory.classElement2("D");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
InterfaceType typeD = classD.type;
|
|
classB.interfaces = <InterfaceType>[typeA];
|
|
classC.interfaces = <InterfaceType>[typeA];
|
|
classD.interfaces = <InterfaceType>[typeC];
|
|
expect(typeB.getLeastUpperBound(typeD), typeA);
|
|
expect(typeD.getLeastUpperBound(typeB), typeA);
|
|
}
|
|
|
|
void test_getLeastUpperBound_sharedSuperinterface3() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
ClassElementImpl classD = ElementFactory.classElement2("D");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
InterfaceType typeD = classD.type;
|
|
classB.interfaces = <InterfaceType>[typeA];
|
|
classC.interfaces = <InterfaceType>[typeB];
|
|
classD.interfaces = <InterfaceType>[typeB];
|
|
expect(typeC.getLeastUpperBound(typeD), typeB);
|
|
expect(typeD.getLeastUpperBound(typeC), typeB);
|
|
}
|
|
|
|
void test_getLeastUpperBound_sharedSuperinterface4() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classA2 = ElementFactory.classElement2("A2");
|
|
ClassElement classA3 = ElementFactory.classElement2("A3");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeA2 = classA2.type;
|
|
InterfaceType typeA3 = classA3.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
classB.interfaces = <InterfaceType>[typeA, typeA2];
|
|
classC.interfaces = <InterfaceType>[typeA, typeA3];
|
|
expect(typeB.getLeastUpperBound(typeC), typeA);
|
|
expect(typeC.getLeastUpperBound(typeB), typeA);
|
|
}
|
|
|
|
void test_getLeastUpperBound_twoComparables() {
|
|
InterfaceType string = _typeProvider.stringType;
|
|
InterfaceType num = _typeProvider.numType;
|
|
expect(string.getLeastUpperBound(num), _typeProvider.objectType);
|
|
}
|
|
|
|
void test_getLeastUpperBound_typeParameters_different() {
|
|
//
|
|
// class List<int>
|
|
// class List<double>
|
|
//
|
|
InterfaceType listType = _typeProvider.listType;
|
|
InterfaceType intType = _typeProvider.intType;
|
|
InterfaceType doubleType = _typeProvider.doubleType;
|
|
InterfaceType listOfIntType = listType.substitute4(<DartType>[intType]);
|
|
InterfaceType listOfDoubleType =
|
|
listType.substitute4(<DartType>[doubleType]);
|
|
expect(listOfIntType.getLeastUpperBound(listOfDoubleType),
|
|
_typeProvider.objectType);
|
|
}
|
|
|
|
void test_getLeastUpperBound_typeParameters_same() {
|
|
//
|
|
// List<int>
|
|
// List<int>
|
|
//
|
|
InterfaceType listType = _typeProvider.listType;
|
|
InterfaceType intType = _typeProvider.intType;
|
|
InterfaceType listOfIntType = listType.substitute4(<DartType>[intType]);
|
|
expect(listOfIntType.getLeastUpperBound(listOfIntType), listOfIntType);
|
|
}
|
|
|
|
void test_getMethod_implemented() {
|
|
//
|
|
// class A { m() {} }
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElementImpl methodM = ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[methodM];
|
|
InterfaceType typeA = classA.type;
|
|
expect(typeA.getMethod(methodName), same(methodM));
|
|
}
|
|
|
|
void test_getMethod_parameterized() {
|
|
//
|
|
// class A<E> { E m(E p) {} }
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A", ["E"]);
|
|
DartType typeE = classA.type.typeArguments[0];
|
|
String methodName = "m";
|
|
MethodElementImpl methodM =
|
|
ElementFactory.methodElement(methodName, typeE, [typeE]);
|
|
classA.methods = <MethodElement>[methodM];
|
|
methodM.type = new FunctionTypeImpl(methodM);
|
|
//
|
|
// A<I>
|
|
//
|
|
InterfaceType typeI = ElementFactory.classElement2("I").type;
|
|
InterfaceTypeImpl typeAI = new InterfaceTypeImpl(classA);
|
|
typeAI.typeArguments = <DartType>[typeI];
|
|
MethodElement method = typeAI.getMethod(methodName);
|
|
expect(method, isNotNull);
|
|
FunctionType methodType = method.type;
|
|
expect(methodType.returnType, same(typeI));
|
|
List<DartType> parameterTypes = methodType.normalParameterTypes;
|
|
expect(parameterTypes, hasLength(1));
|
|
expect(parameterTypes[0], same(typeI));
|
|
}
|
|
|
|
void test_getMethod_unimplemented() {
|
|
//
|
|
// class A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
expect(typeA.getMethod("m"), isNull);
|
|
}
|
|
|
|
void test_getMethods() {
|
|
ClassElementImpl typeElement = ElementFactory.classElement2("A");
|
|
MethodElementImpl methodOne = ElementFactory.methodElement("one", null);
|
|
MethodElementImpl methodTwo = ElementFactory.methodElement("two", null);
|
|
typeElement.methods = <MethodElement>[methodOne, methodTwo];
|
|
InterfaceTypeImpl type = new InterfaceTypeImpl(typeElement);
|
|
expect(type.methods.length, 2);
|
|
}
|
|
|
|
void test_getMethods_empty() {
|
|
ClassElementImpl typeElement = ElementFactory.classElement2("A");
|
|
InterfaceTypeImpl type = new InterfaceTypeImpl(typeElement);
|
|
expect(type.methods.length, 0);
|
|
}
|
|
|
|
void test_getMixins_nonParameterized() {
|
|
//
|
|
// class C extends Object with A, B
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
InterfaceType typeB = classB.type;
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
classC.mixins = <InterfaceType>[typeA, typeB];
|
|
List<InterfaceType> interfaces = classC.type.mixins;
|
|
expect(interfaces, hasLength(2));
|
|
if (identical(interfaces[0], typeA)) {
|
|
expect(interfaces[1], same(typeB));
|
|
} else {
|
|
expect(interfaces[0], same(typeB));
|
|
expect(interfaces[1], same(typeA));
|
|
}
|
|
}
|
|
|
|
void test_getMixins_parameterized() {
|
|
//
|
|
// class A<E>
|
|
// class B<F> extends Object with A<F>
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A", ["E"]);
|
|
ClassElementImpl classB = ElementFactory.classElement2("B", ["F"]);
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceTypeImpl typeAF = new InterfaceTypeImpl(classA);
|
|
typeAF.typeArguments = <DartType>[typeB.typeArguments[0]];
|
|
classB.mixins = <InterfaceType>[typeAF];
|
|
//
|
|
// B<I>
|
|
//
|
|
InterfaceType typeI = ElementFactory.classElement2("I").type;
|
|
InterfaceTypeImpl typeBI = new InterfaceTypeImpl(classB);
|
|
typeBI.typeArguments = <DartType>[typeI];
|
|
List<InterfaceType> interfaces = typeBI.mixins;
|
|
expect(interfaces, hasLength(1));
|
|
InterfaceType result = interfaces[0];
|
|
expect(result.element, same(classA));
|
|
expect(result.typeArguments[0], same(typeI));
|
|
}
|
|
|
|
void test_getSetter_implemented() {
|
|
//
|
|
// class A { s() {} }
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String setterName = "s";
|
|
PropertyAccessorElement setterS =
|
|
ElementFactory.setterElement(setterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[setterS];
|
|
InterfaceType typeA = classA.type;
|
|
expect(typeA.getSetter(setterName), same(setterS));
|
|
}
|
|
|
|
void test_getSetter_parameterized() {
|
|
//
|
|
// class A<E> { set s(E p) {} }
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A", ["E"]);
|
|
DartType typeE = classA.type.typeArguments[0];
|
|
String setterName = "s";
|
|
PropertyAccessorElementImpl setterS =
|
|
ElementFactory.setterElement(setterName, false, typeE);
|
|
classA.accessors = <PropertyAccessorElement>[setterS];
|
|
setterS.type = new FunctionTypeImpl(setterS);
|
|
//
|
|
// A<I>
|
|
//
|
|
InterfaceType typeI = ElementFactory.classElement2("I").type;
|
|
InterfaceTypeImpl typeAI = new InterfaceTypeImpl(classA);
|
|
typeAI.typeArguments = <DartType>[typeI];
|
|
PropertyAccessorElement setter = typeAI.getSetter(setterName);
|
|
expect(setter, isNotNull);
|
|
FunctionType setterType = setter.type;
|
|
List<DartType> parameterTypes = setterType.normalParameterTypes;
|
|
expect(parameterTypes, hasLength(1));
|
|
expect(parameterTypes[0], same(typeI));
|
|
}
|
|
|
|
void test_getSetter_unimplemented() {
|
|
//
|
|
// class A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
expect(typeA.getSetter("s"), isNull);
|
|
}
|
|
|
|
void test_getSuperclass_nonParameterized() {
|
|
//
|
|
// class B extends A
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
ClassElementImpl classB = ElementFactory.classElement("B", typeA);
|
|
InterfaceType typeB = classB.type;
|
|
expect(typeB.superclass, same(typeA));
|
|
}
|
|
|
|
void test_getSuperclass_parameterized() {
|
|
//
|
|
// class A<E>
|
|
// class B<F> extends A<F>
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A", ["E"]);
|
|
ClassElementImpl classB = ElementFactory.classElement2("B", ["F"]);
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceTypeImpl typeAF = new InterfaceTypeImpl(classA);
|
|
typeAF.typeArguments = <DartType>[typeB.typeArguments[0]];
|
|
classB.supertype = typeAF;
|
|
//
|
|
// B<I>
|
|
//
|
|
InterfaceType typeI = ElementFactory.classElement2("I").type;
|
|
InterfaceTypeImpl typeBI = new InterfaceTypeImpl(classB);
|
|
typeBI.typeArguments = <DartType>[typeI];
|
|
InterfaceType superclass = typeBI.superclass;
|
|
expect(superclass.element, same(classA));
|
|
expect(superclass.typeArguments[0], same(typeI));
|
|
}
|
|
|
|
void test_getTypeArguments_empty() {
|
|
InterfaceType type = ElementFactory.classElement2("A").type;
|
|
expect(type.typeArguments, hasLength(0));
|
|
}
|
|
|
|
void test_hashCode() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
expect(0 == typeA.hashCode, isFalse);
|
|
}
|
|
|
|
void test_isAssignableTo_typeVariables() {
|
|
//
|
|
// class A<E> {}
|
|
// class B<F, G> {
|
|
// A<F> af;
|
|
// f (A<G> ag) {
|
|
// af = ag;
|
|
// }
|
|
// }
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A", ["E"]);
|
|
ClassElement classB = ElementFactory.classElement2("B", ["F", "G"]);
|
|
InterfaceTypeImpl typeAF = new InterfaceTypeImpl(classA);
|
|
typeAF.typeArguments = <DartType>[classB.typeParameters[0].type];
|
|
InterfaceTypeImpl typeAG = new InterfaceTypeImpl(classA);
|
|
typeAG.typeArguments = <DartType>[classB.typeParameters[1].type];
|
|
expect(typeAG.isAssignableTo(typeAF), isFalse);
|
|
}
|
|
|
|
void test_isAssignableTo_void() {
|
|
InterfaceTypeImpl intType = _typeProvider.intType;
|
|
expect(VoidTypeImpl.instance.isAssignableTo(intType), isFalse);
|
|
}
|
|
|
|
void test_isDirectSupertypeOf_extends() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
expect(typeA.isDirectSupertypeOf(typeB), isTrue);
|
|
}
|
|
|
|
void test_isDirectSupertypeOf_false() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement2("B");
|
|
ClassElement classC = ElementFactory.classElement("C", classB.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeC = classC.type;
|
|
expect(typeA.isDirectSupertypeOf(typeC), isFalse);
|
|
}
|
|
|
|
void test_isDirectSupertypeOf_implements() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
classB.interfaces = <InterfaceType>[typeA];
|
|
expect(typeA.isDirectSupertypeOf(typeB), isTrue);
|
|
}
|
|
|
|
void test_isDirectSupertypeOf_with() {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
classB.mixins = <InterfaceType>[typeA];
|
|
expect(typeA.isDirectSupertypeOf(typeB), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_bottom() {
|
|
DartType type = ElementFactory.classElement2("A").type;
|
|
expect(BottomTypeImpl.instance.isMoreSpecificThan(type), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_covariance() {
|
|
ClassElement classA = ElementFactory.classElement2("A", ["E"]);
|
|
ClassElement classI = ElementFactory.classElement2("I");
|
|
ClassElement classJ = ElementFactory.classElement("J", classI.type);
|
|
InterfaceTypeImpl typeAI = new InterfaceTypeImpl(classA);
|
|
InterfaceTypeImpl typeAJ = new InterfaceTypeImpl(classA);
|
|
typeAI.typeArguments = <DartType>[classI.type];
|
|
typeAJ.typeArguments = <DartType>[classJ.type];
|
|
expect(typeAJ.isMoreSpecificThan(typeAI), isTrue);
|
|
expect(typeAI.isMoreSpecificThan(typeAJ), isFalse);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_directSupertype() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
expect(typeB.isMoreSpecificThan(typeA), isTrue);
|
|
// the opposite test tests a different branch in isMoreSpecificThan()
|
|
expect(typeA.isMoreSpecificThan(typeB), isFalse);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_dynamic() {
|
|
InterfaceType type = ElementFactory.classElement2("A").type;
|
|
expect(type.isMoreSpecificThan(DynamicTypeImpl.instance), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_generic() {
|
|
ClassElement classA = ElementFactory.classElement2("A", ["E"]);
|
|
ClassElement classB = ElementFactory.classElement2("B");
|
|
DartType dynamicType = DynamicTypeImpl.instance;
|
|
InterfaceType typeAOfDynamic =
|
|
classA.type.substitute4(<DartType>[dynamicType]);
|
|
InterfaceType typeAOfB = classA.type.substitute4(<DartType>[classB.type]);
|
|
expect(typeAOfDynamic.isMoreSpecificThan(typeAOfB), isFalse);
|
|
expect(typeAOfB.isMoreSpecificThan(typeAOfDynamic), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_self() {
|
|
InterfaceType type = ElementFactory.classElement2("A").type;
|
|
expect(type.isMoreSpecificThan(type), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_transitive_interface() {
|
|
//
|
|
// class A {}
|
|
// class B extends A {}
|
|
// class C implements B {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
classC.interfaces = <InterfaceType>[classB.type];
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeC = classC.type;
|
|
expect(typeC.isMoreSpecificThan(typeA), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_transitive_mixin() {
|
|
//
|
|
// class A {}
|
|
// class B extends A {}
|
|
// class C with B {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
classC.mixins = <InterfaceType>[classB.type];
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeC = classC.type;
|
|
expect(typeC.isMoreSpecificThan(typeA), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_transitive_recursive() {
|
|
//
|
|
// class A extends B {}
|
|
// class B extends A {}
|
|
// class C {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeC = classC.type;
|
|
classA.supertype = classB.type;
|
|
expect(typeA.isMoreSpecificThan(typeC), isFalse);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_transitive_superclass() {
|
|
//
|
|
// class A {}
|
|
// class B extends A {}
|
|
// class C extends B {}
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElement classC = ElementFactory.classElement("C", classB.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeC = classC.type;
|
|
expect(typeC.isMoreSpecificThan(typeA), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_typeParameterType() {
|
|
//
|
|
// class A<E> {}
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A", ["E"]);
|
|
InterfaceType typeA = classA.type;
|
|
TypeParameterType parameterType = classA.typeParameters[0].type;
|
|
DartType objectType = _typeProvider.objectType;
|
|
expect(parameterType.isMoreSpecificThan(objectType), isTrue);
|
|
expect(parameterType.isMoreSpecificThan(typeA), isFalse);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_typeParameterType_withBound() {
|
|
//
|
|
// class A {}
|
|
// class B<E extends A> {}
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
ClassElementImpl classB = ElementFactory.classElement2("B");
|
|
TypeParameterElementImpl parameterEA =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("E"));
|
|
TypeParameterType parameterAEType = new TypeParameterTypeImpl(parameterEA);
|
|
parameterEA.bound = typeA;
|
|
parameterEA.type = parameterAEType;
|
|
classB.typeParameters = <TypeParameterElementImpl>[parameterEA];
|
|
expect(parameterAEType.isMoreSpecificThan(typeA), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_directSubtype() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
expect(typeB.isSubtypeOf(typeA), isTrue);
|
|
expect(typeA.isSubtypeOf(typeB), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_dynamic() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
DartType dynamicType = DynamicTypeImpl.instance;
|
|
expect(dynamicType.isSubtypeOf(typeA), isTrue);
|
|
expect(typeA.isSubtypeOf(dynamicType), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_function() {
|
|
//
|
|
// void f(String s) {}
|
|
// class A {
|
|
// void call(String s) {}
|
|
// }
|
|
//
|
|
InterfaceType stringType = _typeProvider.stringType;
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
classA.methods = <MethodElement>[
|
|
ElementFactory.methodElement("call", VoidTypeImpl.instance, [stringType])
|
|
];
|
|
FunctionType functionType = ElementFactory
|
|
.functionElement5("f", <ClassElement>[stringType.element]).type;
|
|
expect(classA.type.isSubtypeOf(functionType), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_generic() {
|
|
ClassElement classA = ElementFactory.classElement2("A", ["E"]);
|
|
ClassElement classB = ElementFactory.classElement2("B");
|
|
DartType dynamicType = DynamicTypeImpl.instance;
|
|
InterfaceType typeAOfDynamic =
|
|
classA.type.substitute4(<DartType>[dynamicType]);
|
|
InterfaceType typeAOfB = classA.type.substitute4(<DartType>[classB.type]);
|
|
expect(typeAOfDynamic.isSubtypeOf(typeAOfB), isTrue);
|
|
expect(typeAOfB.isSubtypeOf(typeAOfDynamic), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_interface() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
InterfaceType typeObject = classA.supertype;
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
classC.interfaces = <InterfaceType>[typeB];
|
|
expect(typeC.isSubtypeOf(typeB), isTrue);
|
|
expect(typeC.isSubtypeOf(typeObject), isTrue);
|
|
expect(typeC.isSubtypeOf(typeA), isTrue);
|
|
expect(typeA.isSubtypeOf(typeC), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_mixins() {
|
|
//
|
|
// class A {}
|
|
// class B extends A {}
|
|
// class C with B {}
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
InterfaceType typeObject = classA.supertype;
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
classC.mixins = <InterfaceType>[typeB];
|
|
expect(typeC.isSubtypeOf(typeB), isTrue);
|
|
expect(typeC.isSubtypeOf(typeObject), isTrue);
|
|
expect(typeC.isSubtypeOf(typeA), isTrue);
|
|
expect(typeA.isSubtypeOf(typeC), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_object() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeObject = classA.supertype;
|
|
expect(typeA.isSubtypeOf(typeObject), isTrue);
|
|
expect(typeObject.isSubtypeOf(typeA), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_self() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
expect(typeA.isSubtypeOf(typeA), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_transitive_recursive() {
|
|
//
|
|
// class A extends B {}
|
|
// class B extends A {}
|
|
// class C {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeC = classC.type;
|
|
classA.supertype = classB.type;
|
|
expect(typeA.isSubtypeOf(typeC), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_transitive_superclass() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElement classC = ElementFactory.classElement("C", classB.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeC = classC.type;
|
|
expect(typeC.isSubtypeOf(typeA), isTrue);
|
|
expect(typeA.isSubtypeOf(typeC), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_typeArguments() {
|
|
DartType dynamicType = DynamicTypeImpl.instance;
|
|
ClassElement classA = ElementFactory.classElement2("A", ["E"]);
|
|
ClassElement classI = ElementFactory.classElement2("I");
|
|
ClassElement classJ = ElementFactory.classElement("J", classI.type);
|
|
ClassElement classK = ElementFactory.classElement2("K");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeA_dynamic = typeA.substitute4(<DartType>[dynamicType]);
|
|
InterfaceTypeImpl typeAI = new InterfaceTypeImpl(classA);
|
|
InterfaceTypeImpl typeAJ = new InterfaceTypeImpl(classA);
|
|
InterfaceTypeImpl typeAK = new InterfaceTypeImpl(classA);
|
|
typeAI.typeArguments = <DartType>[classI.type];
|
|
typeAJ.typeArguments = <DartType>[classJ.type];
|
|
typeAK.typeArguments = <DartType>[classK.type];
|
|
// A<J> <: A<I> since J <: I
|
|
expect(typeAJ.isSubtypeOf(typeAI), isTrue);
|
|
expect(typeAI.isSubtypeOf(typeAJ), isFalse);
|
|
// A<I> <: A<I> since I <: I
|
|
expect(typeAI.isSubtypeOf(typeAI), isTrue);
|
|
// A <: A<I> and A <: A<J>
|
|
expect(typeA_dynamic.isSubtypeOf(typeAI), isTrue);
|
|
expect(typeA_dynamic.isSubtypeOf(typeAJ), isTrue);
|
|
// A<I> <: A and A<J> <: A
|
|
expect(typeAI.isSubtypeOf(typeA_dynamic), isTrue);
|
|
expect(typeAJ.isSubtypeOf(typeA_dynamic), isTrue);
|
|
// A<I> !<: A<K> and A<K> !<: A<I>
|
|
expect(typeAI.isSubtypeOf(typeAK), isFalse);
|
|
expect(typeAK.isSubtypeOf(typeAI), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_typeParameter() {
|
|
//
|
|
// class A<E> {}
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A", ["E"]);
|
|
InterfaceType typeA = classA.type;
|
|
TypeParameterType parameterType = classA.typeParameters[0].type;
|
|
expect(typeA.isSubtypeOf(parameterType), isFalse);
|
|
}
|
|
|
|
void test_isSupertypeOf_directSupertype() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
expect(typeB.isSupertypeOf(typeA), isFalse);
|
|
expect(typeA.isSupertypeOf(typeB), isTrue);
|
|
}
|
|
|
|
void test_isSupertypeOf_dynamic() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
DartType dynamicType = DynamicTypeImpl.instance;
|
|
expect(dynamicType.isSupertypeOf(typeA), isTrue);
|
|
expect(typeA.isSupertypeOf(dynamicType), isTrue);
|
|
}
|
|
|
|
void test_isSupertypeOf_indirectSupertype() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElement classC = ElementFactory.classElement("C", classB.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeC = classC.type;
|
|
expect(typeC.isSupertypeOf(typeA), isFalse);
|
|
expect(typeA.isSupertypeOf(typeC), isTrue);
|
|
}
|
|
|
|
void test_isSupertypeOf_interface() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
InterfaceType typeObject = classA.supertype;
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
classC.interfaces = <InterfaceType>[typeB];
|
|
expect(typeB.isSupertypeOf(typeC), isTrue);
|
|
expect(typeObject.isSupertypeOf(typeC), isTrue);
|
|
expect(typeA.isSupertypeOf(typeC), isTrue);
|
|
expect(typeC.isSupertypeOf(typeA), isFalse);
|
|
}
|
|
|
|
void test_isSupertypeOf_mixins() {
|
|
//
|
|
// class A {}
|
|
// class B extends A {}
|
|
// class C with B {}
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
ClassElementImpl classC = ElementFactory.classElement2("C");
|
|
InterfaceType typeObject = classA.supertype;
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceType typeC = classC.type;
|
|
classC.mixins = <InterfaceType>[typeB];
|
|
expect(typeB.isSupertypeOf(typeC), isTrue);
|
|
expect(typeObject.isSupertypeOf(typeC), isTrue);
|
|
expect(typeA.isSupertypeOf(typeC), isTrue);
|
|
expect(typeC.isSupertypeOf(typeA), isFalse);
|
|
}
|
|
|
|
void test_isSupertypeOf_object() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeObject = classA.supertype;
|
|
expect(typeA.isSupertypeOf(typeObject), isFalse);
|
|
expect(typeObject.isSupertypeOf(typeA), isTrue);
|
|
}
|
|
|
|
void test_isSupertypeOf_self() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
expect(typeA.isSupertypeOf(typeA), isTrue);
|
|
}
|
|
|
|
void test_lookUpGetter_implemented() {
|
|
//
|
|
// class A { g {} }
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String getterName = "g";
|
|
PropertyAccessorElement getterG =
|
|
ElementFactory.getterElement(getterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[getterG];
|
|
InterfaceType typeA = classA.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA];
|
|
expect(typeA.lookUpGetter(getterName, library), same(getterG));
|
|
}
|
|
|
|
void test_lookUpGetter_inherited() {
|
|
//
|
|
// class A { g {} }
|
|
// class B extends A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String getterName = "g";
|
|
PropertyAccessorElement getterG =
|
|
ElementFactory.getterElement(getterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[getterG];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
InterfaceType typeB = classB.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA, classB];
|
|
expect(typeB.lookUpGetter(getterName, library), same(getterG));
|
|
}
|
|
|
|
void test_lookUpGetter_mixin_shadowing() {
|
|
//
|
|
// class B {}
|
|
// class M1 { get g {} }
|
|
// class M2 { get g {} }
|
|
// class C extends B with M1, M2 {}
|
|
//
|
|
TestTypeProvider typeProvider = new TestTypeProvider();
|
|
String getterName = 'g';
|
|
ClassElementImpl classB = ElementFactory.classElement2('B');
|
|
ClassElementImpl classM1 = ElementFactory.classElement2('M1');
|
|
PropertyAccessorElementImpl getterM1g = ElementFactory.getterElement(
|
|
getterName, false, typeProvider.dynamicType);
|
|
classM1.accessors = <PropertyAccessorElement>[getterM1g];
|
|
ClassElementImpl classM2 = ElementFactory.classElement2('M2');
|
|
PropertyAccessorElementImpl getterM2g = ElementFactory.getterElement(
|
|
getterName, false, typeProvider.dynamicType);
|
|
classM2.accessors = <PropertyAccessorElement>[getterM2g];
|
|
ClassElementImpl classC = ElementFactory.classElement('C', classB.type);
|
|
classC.mixins = <InterfaceType>[classM1.type, classM2.type];
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElementImpl unit = library.definingCompilationUnit;
|
|
unit.types = <ClassElement>[classB, classM1, classM2, classC];
|
|
expect(classC.type.lookUpGetter(getterName, library), getterM2g);
|
|
}
|
|
|
|
void test_lookUpGetter_recursive() {
|
|
//
|
|
// class A extends B {}
|
|
// class B extends A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
ClassElementImpl classB = ElementFactory.classElement("B", typeA);
|
|
classA.supertype = classB.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA, classB];
|
|
expect(typeA.lookUpGetter("g", library), isNull);
|
|
}
|
|
|
|
void test_lookUpGetter_unimplemented() {
|
|
//
|
|
// class A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA];
|
|
expect(typeA.lookUpGetter("g", library), isNull);
|
|
}
|
|
|
|
void test_lookUpMethod_implemented() {
|
|
//
|
|
// class A { m() {} }
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElementImpl methodM = ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[methodM];
|
|
InterfaceType typeA = classA.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA];
|
|
expect(typeA.lookUpMethod(methodName, library), same(methodM));
|
|
}
|
|
|
|
void test_lookUpMethod_inherited() {
|
|
//
|
|
// class A { m() {} }
|
|
// class B extends A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String methodName = "m";
|
|
MethodElementImpl methodM = ElementFactory.methodElement(methodName, null);
|
|
classA.methods = <MethodElement>[methodM];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
InterfaceType typeB = classB.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA, classB];
|
|
expect(typeB.lookUpMethod(methodName, library), same(methodM));
|
|
}
|
|
|
|
void test_lookUpMethod_mixin_shadowing() {
|
|
//
|
|
// class B {}
|
|
// class M1 { m() {} }
|
|
// class M2 { m() {} }
|
|
// class C extends B with M1, M2 {}
|
|
//
|
|
String methodName = 'm';
|
|
ClassElementImpl classB = ElementFactory.classElement2('B');
|
|
ClassElementImpl classM1 = ElementFactory.classElement2('M1');
|
|
MethodElementImpl methodM1m =
|
|
ElementFactory.methodElement(methodName, null);
|
|
classM1.methods = <MethodElement>[methodM1m];
|
|
ClassElementImpl classM2 = ElementFactory.classElement2('M2');
|
|
MethodElementImpl methodM2m =
|
|
ElementFactory.methodElement(methodName, null);
|
|
classM2.methods = <MethodElement>[methodM2m];
|
|
ClassElementImpl classC = ElementFactory.classElement('C', classB.type);
|
|
classC.mixins = <InterfaceType>[classM1.type, classM2.type];
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElementImpl unit = library.definingCompilationUnit;
|
|
unit.types = <ClassElement>[classB, classM1, classM2, classC];
|
|
expect(classC.type.lookUpMethod(methodName, library), methodM2m);
|
|
}
|
|
|
|
void test_lookUpMethod_parameterized() {
|
|
//
|
|
// class A<E> { E m(E p) {} }
|
|
// class B<F> extends A<F> {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A", ["E"]);
|
|
DartType typeE = classA.type.typeArguments[0];
|
|
String methodName = "m";
|
|
MethodElementImpl methodM =
|
|
ElementFactory.methodElement(methodName, typeE, [typeE]);
|
|
classA.methods = <MethodElement>[methodM];
|
|
methodM.type = new FunctionTypeImpl(methodM);
|
|
ClassElementImpl classB = ElementFactory.classElement2("B", ["F"]);
|
|
InterfaceType typeB = classB.type;
|
|
InterfaceTypeImpl typeAF = new InterfaceTypeImpl(classA);
|
|
typeAF.typeArguments = <DartType>[typeB.typeArguments[0]];
|
|
classB.supertype = typeAF;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA];
|
|
//
|
|
// B<I>
|
|
//
|
|
InterfaceType typeI = ElementFactory.classElement2("I").type;
|
|
InterfaceTypeImpl typeBI = new InterfaceTypeImpl(classB);
|
|
typeBI.typeArguments = <DartType>[typeI];
|
|
MethodElement method = typeBI.lookUpMethod(methodName, library);
|
|
expect(method, isNotNull);
|
|
FunctionType methodType = method.type;
|
|
expect(methodType.returnType, same(typeI));
|
|
List<DartType> parameterTypes = methodType.normalParameterTypes;
|
|
expect(parameterTypes, hasLength(1));
|
|
expect(parameterTypes[0], same(typeI));
|
|
}
|
|
|
|
void test_lookUpMethod_recursive() {
|
|
//
|
|
// class A extends B {}
|
|
// class B extends A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
ClassElementImpl classB = ElementFactory.classElement("B", typeA);
|
|
classA.supertype = classB.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA, classB];
|
|
expect(typeA.lookUpMethod("m", library), isNull);
|
|
}
|
|
|
|
void test_lookUpMethod_unimplemented() {
|
|
//
|
|
// class A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA];
|
|
expect(typeA.lookUpMethod("m", library), isNull);
|
|
}
|
|
|
|
void test_lookUpSetter_implemented() {
|
|
//
|
|
// class A { s(x) {} }
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String setterName = "s";
|
|
PropertyAccessorElement setterS =
|
|
ElementFactory.setterElement(setterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[setterS];
|
|
InterfaceType typeA = classA.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA];
|
|
expect(typeA.lookUpSetter(setterName, library), same(setterS));
|
|
}
|
|
|
|
void test_lookUpSetter_inherited() {
|
|
//
|
|
// class A { s(x) {} }
|
|
// class B extends A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
String setterName = "g";
|
|
PropertyAccessorElement setterS =
|
|
ElementFactory.setterElement(setterName, false, null);
|
|
classA.accessors = <PropertyAccessorElement>[setterS];
|
|
ClassElementImpl classB = ElementFactory.classElement("B", classA.type);
|
|
InterfaceType typeB = classB.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA, classB];
|
|
expect(typeB.lookUpSetter(setterName, library), same(setterS));
|
|
}
|
|
|
|
void test_lookUpSetter_mixin_shadowing() {
|
|
//
|
|
// class B {}
|
|
// class M1 { set s() {} }
|
|
// class M2 { set s() {} }
|
|
// class C extends B with M1, M2 {}
|
|
//
|
|
TestTypeProvider typeProvider = new TestTypeProvider();
|
|
String setterName = 's';
|
|
ClassElementImpl classB = ElementFactory.classElement2('B');
|
|
ClassElementImpl classM1 = ElementFactory.classElement2('M1');
|
|
PropertyAccessorElementImpl setterM1g = ElementFactory.setterElement(
|
|
setterName, false, typeProvider.dynamicType);
|
|
classM1.accessors = <PropertyAccessorElement>[setterM1g];
|
|
ClassElementImpl classM2 = ElementFactory.classElement2('M2');
|
|
PropertyAccessorElementImpl setterM2g = ElementFactory.getterElement(
|
|
setterName, false, typeProvider.dynamicType);
|
|
classM2.accessors = <PropertyAccessorElement>[setterM2g];
|
|
ClassElementImpl classC = ElementFactory.classElement('C', classB.type);
|
|
classC.mixins = <InterfaceType>[classM1.type, classM2.type];
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElementImpl unit = library.definingCompilationUnit;
|
|
unit.types = <ClassElement>[classB, classM1, classM2, classC];
|
|
expect(classC.type.lookUpGetter(setterName, library), setterM2g);
|
|
}
|
|
|
|
void test_lookUpSetter_recursive() {
|
|
//
|
|
// class A extends B {}
|
|
// class B extends A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
ClassElementImpl classB = ElementFactory.classElement("B", typeA);
|
|
classA.supertype = classB.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA, classB];
|
|
expect(typeA.lookUpSetter("s", library), isNull);
|
|
}
|
|
|
|
void test_lookUpSetter_unimplemented() {
|
|
//
|
|
// class A {}
|
|
//
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceType typeA = classA.type;
|
|
LibraryElementImpl library =
|
|
ElementFactory.library(createAnalysisContext(), "lib");
|
|
CompilationUnitElement unit = library.definingCompilationUnit;
|
|
(unit as CompilationUnitElementImpl).types = <ClassElement>[classA];
|
|
expect(typeA.lookUpSetter("s", library), isNull);
|
|
}
|
|
|
|
void test_setTypeArguments() {
|
|
InterfaceTypeImpl type =
|
|
ElementFactory.classElement2("A").type as InterfaceTypeImpl;
|
|
List<DartType> typeArguments = <DartType>[
|
|
ElementFactory.classElement2("B").type,
|
|
ElementFactory.classElement2("C").type
|
|
];
|
|
type.typeArguments = typeArguments;
|
|
expect(type.typeArguments, typeArguments);
|
|
}
|
|
|
|
void test_substitute_equal() {
|
|
ClassElement classAE = ElementFactory.classElement2("A", ["E"]);
|
|
InterfaceType typeAE = classAE.type;
|
|
InterfaceType argumentType = ElementFactory.classElement2("B").type;
|
|
List<DartType> args = [argumentType];
|
|
List<DartType> params = [classAE.typeParameters[0].type];
|
|
InterfaceType typeAESubbed = typeAE.substitute2(args, params);
|
|
expect(typeAESubbed.element, classAE);
|
|
List<DartType> resultArguments = typeAESubbed.typeArguments;
|
|
expect(resultArguments, hasLength(1));
|
|
expect(resultArguments[0], argumentType);
|
|
}
|
|
|
|
void test_substitute_exception() {
|
|
try {
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
InterfaceTypeImpl type = new InterfaceTypeImpl(classA);
|
|
InterfaceType argumentType = ElementFactory.classElement2("B").type;
|
|
type.substitute2(<DartType>[argumentType], <DartType>[]);
|
|
fail(
|
|
"Expected to encounter exception, argument and parameter type array lengths not equal.");
|
|
} catch (e) {
|
|
// Expected result
|
|
}
|
|
}
|
|
|
|
void test_substitute_notEqual() {
|
|
// The [test_substitute_equals] above has a slightly higher level
|
|
// implementation.
|
|
ClassElementImpl classA = ElementFactory.classElement2("A");
|
|
TypeParameterElementImpl parameterElement =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("E"));
|
|
InterfaceTypeImpl type = new InterfaceTypeImpl(classA);
|
|
TypeParameterTypeImpl parameter =
|
|
new TypeParameterTypeImpl(parameterElement);
|
|
type.typeArguments = <DartType>[parameter];
|
|
InterfaceType argumentType = ElementFactory.classElement2("B").type;
|
|
TypeParameterTypeImpl parameterType = new TypeParameterTypeImpl(
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("F")));
|
|
InterfaceType result =
|
|
type.substitute2(<DartType>[argumentType], <DartType>[parameterType]);
|
|
expect(result.element, classA);
|
|
List<DartType> resultArguments = result.typeArguments;
|
|
expect(resultArguments, hasLength(1));
|
|
expect(resultArguments[0], parameter);
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class LibraryElementImplTest extends EngineTestCase {
|
|
void test_creation() {
|
|
expect(
|
|
new LibraryElementImpl.forNode(
|
|
createAnalysisContext(), AstFactory.libraryIdentifier2(["l"])),
|
|
isNotNull);
|
|
}
|
|
|
|
void test_getImportedLibraries() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library1 = ElementFactory.library(context, "l1");
|
|
LibraryElementImpl library2 = ElementFactory.library(context, "l2");
|
|
LibraryElementImpl library3 = ElementFactory.library(context, "l3");
|
|
LibraryElementImpl library4 = ElementFactory.library(context, "l4");
|
|
PrefixElement prefixA =
|
|
new PrefixElementImpl.forNode(AstFactory.identifier3("a"));
|
|
PrefixElement prefixB =
|
|
new PrefixElementImpl.forNode(AstFactory.identifier3("b"));
|
|
List<ImportElementImpl> imports = [
|
|
ElementFactory.importFor(library2, null),
|
|
ElementFactory.importFor(library2, prefixB),
|
|
ElementFactory.importFor(library3, null),
|
|
ElementFactory.importFor(library3, prefixA),
|
|
ElementFactory.importFor(library3, prefixB),
|
|
ElementFactory.importFor(library4, prefixA)
|
|
];
|
|
library1.imports = imports;
|
|
List<LibraryElement> libraries = library1.importedLibraries;
|
|
expect(libraries,
|
|
unorderedEquals(<LibraryElement>[library2, library3, library4]));
|
|
}
|
|
|
|
void test_getPrefixes() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library = ElementFactory.library(context, "l1");
|
|
PrefixElement prefixA =
|
|
new PrefixElementImpl.forNode(AstFactory.identifier3("a"));
|
|
PrefixElement prefixB =
|
|
new PrefixElementImpl.forNode(AstFactory.identifier3("b"));
|
|
List<ImportElementImpl> imports = [
|
|
ElementFactory.importFor(ElementFactory.library(context, "l2"), null),
|
|
ElementFactory.importFor(ElementFactory.library(context, "l3"), null),
|
|
ElementFactory.importFor(ElementFactory.library(context, "l4"), prefixA),
|
|
ElementFactory.importFor(ElementFactory.library(context, "l5"), prefixA),
|
|
ElementFactory.importFor(ElementFactory.library(context, "l6"), prefixB)
|
|
];
|
|
library.imports = imports;
|
|
List<PrefixElement> prefixes = library.prefixes;
|
|
expect(prefixes, hasLength(2));
|
|
if (identical(prefixA, prefixes[0])) {
|
|
expect(prefixes[1], same(prefixB));
|
|
} else {
|
|
expect(prefixes[0], same(prefixB));
|
|
expect(prefixes[1], same(prefixA));
|
|
}
|
|
}
|
|
|
|
void test_getUnits() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library = ElementFactory.library(context, "test");
|
|
CompilationUnitElement unitLib = library.definingCompilationUnit;
|
|
CompilationUnitElementImpl unitA =
|
|
ElementFactory.compilationUnit("unit_a.dart", unitLib.source);
|
|
CompilationUnitElementImpl unitB =
|
|
ElementFactory.compilationUnit("unit_b.dart", unitLib.source);
|
|
library.parts = <CompilationUnitElement>[unitA, unitB];
|
|
expect(library.units,
|
|
unorderedEquals(<CompilationUnitElement>[unitLib, unitA, unitB]));
|
|
}
|
|
|
|
void test_getVisibleLibraries_cycle() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library = ElementFactory.library(context, "app");
|
|
LibraryElementImpl libraryA = ElementFactory.library(context, "A");
|
|
libraryA.imports = <ImportElementImpl>[
|
|
ElementFactory.importFor(library, null)
|
|
];
|
|
library.imports = <ImportElementImpl>[
|
|
ElementFactory.importFor(libraryA, null)
|
|
];
|
|
List<LibraryElement> libraries = library.visibleLibraries;
|
|
expect(libraries, unorderedEquals(<LibraryElement>[library, libraryA]));
|
|
}
|
|
|
|
void test_getVisibleLibraries_directExports() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library = ElementFactory.library(context, "app");
|
|
LibraryElementImpl libraryA = ElementFactory.library(context, "A");
|
|
library.exports = <ExportElementImpl>[ElementFactory.exportFor(libraryA)];
|
|
List<LibraryElement> libraries = library.visibleLibraries;
|
|
expect(libraries, unorderedEquals(<LibraryElement>[library]));
|
|
}
|
|
|
|
void test_getVisibleLibraries_directImports() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library = ElementFactory.library(context, "app");
|
|
LibraryElementImpl libraryA = ElementFactory.library(context, "A");
|
|
library.imports = <ImportElementImpl>[
|
|
ElementFactory.importFor(libraryA, null)
|
|
];
|
|
List<LibraryElement> libraries = library.visibleLibraries;
|
|
expect(libraries, unorderedEquals(<LibraryElement>[library, libraryA]));
|
|
}
|
|
|
|
void test_getVisibleLibraries_indirectExports() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library = ElementFactory.library(context, "app");
|
|
LibraryElementImpl libraryA = ElementFactory.library(context, "A");
|
|
LibraryElementImpl libraryAA = ElementFactory.library(context, "AA");
|
|
libraryA.exports = <ExportElementImpl>[ElementFactory.exportFor(libraryAA)];
|
|
library.imports = <ImportElementImpl>[
|
|
ElementFactory.importFor(libraryA, null)
|
|
];
|
|
List<LibraryElement> libraries = library.visibleLibraries;
|
|
expect(libraries,
|
|
unorderedEquals(<LibraryElement>[library, libraryA, libraryAA]));
|
|
}
|
|
|
|
void test_getVisibleLibraries_indirectImports() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library = ElementFactory.library(context, "app");
|
|
LibraryElementImpl libraryA = ElementFactory.library(context, "A");
|
|
LibraryElementImpl libraryAA = ElementFactory.library(context, "AA");
|
|
LibraryElementImpl libraryB = ElementFactory.library(context, "B");
|
|
libraryA.imports = <ImportElementImpl>[
|
|
ElementFactory.importFor(libraryAA, null)
|
|
];
|
|
library.imports = <ImportElementImpl>[
|
|
ElementFactory.importFor(libraryA, null),
|
|
ElementFactory.importFor(libraryB, null)
|
|
];
|
|
List<LibraryElement> libraries = library.visibleLibraries;
|
|
expect(
|
|
libraries,
|
|
unorderedEquals(
|
|
<LibraryElement>[library, libraryA, libraryAA, libraryB]));
|
|
}
|
|
|
|
void test_getVisibleLibraries_noImports() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library = ElementFactory.library(context, "app");
|
|
expect(
|
|
library.visibleLibraries, unorderedEquals(<LibraryElement>[library]));
|
|
}
|
|
|
|
void test_isUpToDate() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
context.sourceFactory = new SourceFactory([]);
|
|
LibraryElement library = ElementFactory.library(context, "foo");
|
|
context.setContents(library.definingCompilationUnit.source, "sdfsdff");
|
|
// Assert that we are not up to date if the target has an old time stamp.
|
|
expect(library.isUpToDate(0), isFalse);
|
|
// Assert that we are up to date with a target modification time in the
|
|
// future.
|
|
expect(library.isUpToDate(JavaSystem.currentTimeMillis() + 1000), isTrue);
|
|
}
|
|
|
|
void test_setImports() {
|
|
AnalysisContext context = createAnalysisContext();
|
|
LibraryElementImpl library = new LibraryElementImpl.forNode(
|
|
context, AstFactory.libraryIdentifier2(["l1"]));
|
|
List<ImportElementImpl> expectedImports = [
|
|
ElementFactory.importFor(ElementFactory.library(context, "l2"), null),
|
|
ElementFactory.importFor(ElementFactory.library(context, "l3"), null)
|
|
];
|
|
library.imports = expectedImports;
|
|
List<ImportElement> actualImports = library.imports;
|
|
expect(actualImports, hasLength(expectedImports.length));
|
|
for (int i = 0; i < actualImports.length; i++) {
|
|
expect(actualImports[i], same(expectedImports[i]));
|
|
}
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class MethodElementImplTest extends EngineTestCase {
|
|
void test_computeNode() {
|
|
AnalysisContextHelper contextHelper = new AnalysisContextHelper();
|
|
AnalysisContext context = contextHelper.context;
|
|
Source source = contextHelper.addSource(
|
|
"/test.dart",
|
|
r'''
|
|
abstract class A {
|
|
String m1() => null;
|
|
m2();
|
|
}
|
|
''');
|
|
// prepare CompilationUnitElement
|
|
LibraryElement libraryElement = context.computeLibraryElement(source);
|
|
CompilationUnitElement unitElement = libraryElement.definingCompilationUnit;
|
|
// m1
|
|
{
|
|
MethodElement m1Element = unitElement.getType("A").getMethod('m1');
|
|
MethodDeclaration m1Node = m1Element.computeNode();
|
|
expect(m1Node, isNotNull);
|
|
expect(m1Node.name.name, "m1");
|
|
expect(m1Node.element, same(m1Element));
|
|
}
|
|
// m2
|
|
{
|
|
MethodElement m2Element = unitElement.getType("A").getMethod('m2');
|
|
MethodDeclaration m2Node = m2Element.computeNode();
|
|
expect(m2Node, isNotNull);
|
|
expect(m2Node.name.name, "m2");
|
|
expect(m2Node.element, same(m2Element));
|
|
}
|
|
}
|
|
|
|
void test_computeNode_withoutFunctionBody() {
|
|
AnalysisOptionsImpl options = new AnalysisOptionsImpl();
|
|
options.analyzeFunctionBodies = false;
|
|
AnalysisContextHelper contextHelper = new AnalysisContextHelper(options);
|
|
AnalysisContext context = contextHelper.context;
|
|
Source source = contextHelper.addSource(
|
|
"/test.dart",
|
|
r'''
|
|
abstract class A {
|
|
String m1() => null;
|
|
m2();
|
|
}
|
|
''');
|
|
// prepare CompilationUnitElement
|
|
LibraryElement libraryElement = context.computeLibraryElement(source);
|
|
CompilationUnitElement unitElement = libraryElement.definingCompilationUnit;
|
|
// m1
|
|
{
|
|
MethodElement m1Element = unitElement.getType("A").getMethod('m1');
|
|
MethodDeclaration m1Node = m1Element.computeNode();
|
|
expect(m1Node, isNotNull);
|
|
expect(m1Node.name.name, "m1");
|
|
expect(m1Node.element, same(m1Element));
|
|
}
|
|
// m2
|
|
{
|
|
MethodElement m2Element = unitElement.getType("A").getMethod('m2');
|
|
MethodDeclaration m2Node = m2Element.computeNode();
|
|
expect(m2Node, isNotNull);
|
|
expect(m2Node.name.name, "m2");
|
|
expect(m2Node.element, same(m2Element));
|
|
}
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class MultiplyDefinedElementImplTest extends EngineTestCase {
|
|
void test_fromElements_conflicting() {
|
|
Element firstElement = ElementFactory.localVariableElement2("xx");
|
|
Element secondElement = ElementFactory.localVariableElement2("yy");
|
|
Element result = MultiplyDefinedElementImpl.fromElements(
|
|
null, firstElement, secondElement);
|
|
EngineTestCase.assertInstanceOf(
|
|
(obj) => obj is MultiplyDefinedElement, MultiplyDefinedElement, result);
|
|
List<Element> elements =
|
|
(result as MultiplyDefinedElement).conflictingElements;
|
|
expect(elements, hasLength(2));
|
|
for (int i = 0; i < elements.length; i++) {
|
|
EngineTestCase.assertInstanceOf((obj) => obj is LocalVariableElement,
|
|
LocalVariableElement, elements[i]);
|
|
}
|
|
}
|
|
|
|
void test_fromElements_multiple() {
|
|
Element firstElement = ElementFactory.localVariableElement2("xx");
|
|
Element secondElement = ElementFactory.localVariableElement2("yy");
|
|
Element thirdElement = ElementFactory.localVariableElement2("zz");
|
|
Element result = MultiplyDefinedElementImpl.fromElements(
|
|
null,
|
|
MultiplyDefinedElementImpl.fromElements(
|
|
null, firstElement, secondElement),
|
|
thirdElement);
|
|
EngineTestCase.assertInstanceOf(
|
|
(obj) => obj is MultiplyDefinedElement, MultiplyDefinedElement, result);
|
|
List<Element> elements =
|
|
(result as MultiplyDefinedElement).conflictingElements;
|
|
expect(elements, hasLength(3));
|
|
for (int i = 0; i < elements.length; i++) {
|
|
EngineTestCase.assertInstanceOf((obj) => obj is LocalVariableElement,
|
|
LocalVariableElement, elements[i]);
|
|
}
|
|
}
|
|
|
|
void test_fromElements_nonConflicting() {
|
|
Element element = ElementFactory.localVariableElement2("xx");
|
|
expect(MultiplyDefinedElementImpl.fromElements(null, element, element),
|
|
same(element));
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class ParameterElementImplTest extends EngineTestCase {
|
|
void test_computeNode_DefaultFormalParameter() {
|
|
AnalysisContextHelper contextHelper = new AnalysisContextHelper();
|
|
AnalysisContext context = contextHelper.context;
|
|
Source source = contextHelper.addSource(
|
|
"/test.dart",
|
|
r'''
|
|
main([int p = 42]) {
|
|
}''');
|
|
// prepare CompilationUnitElement
|
|
LibraryElement libraryElement = context.computeLibraryElement(source);
|
|
CompilationUnitElement unitElement = libraryElement.definingCompilationUnit;
|
|
// p
|
|
{
|
|
ParameterElement element = unitElement.functions[0].parameters[0];
|
|
DefaultFormalParameter node = element.computeNode();
|
|
expect(node, isNotNull);
|
|
expect(node.identifier.name, 'p');
|
|
expect(node.element, same(element));
|
|
}
|
|
}
|
|
|
|
void test_computeNode_FieldFormalParameter() {
|
|
AnalysisContextHelper contextHelper = new AnalysisContextHelper();
|
|
AnalysisContext context = contextHelper.context;
|
|
Source source = contextHelper.addSource(
|
|
"/test.dart",
|
|
r'''
|
|
class A {
|
|
int p;
|
|
A(this.p) {
|
|
}
|
|
}''');
|
|
// prepare CompilationUnitElement
|
|
LibraryElement libraryElement = context.computeLibraryElement(source);
|
|
CompilationUnitElement unitElement = libraryElement.definingCompilationUnit;
|
|
// p
|
|
{
|
|
ClassElement classA = unitElement.types[0];
|
|
ConstructorElement constructorA = classA.constructors[0];
|
|
FieldFormalParameterElement element = constructorA.parameters[0];
|
|
FieldFormalParameter node = element.computeNode();
|
|
expect(node, isNotNull);
|
|
expect(node.identifier.name, 'p');
|
|
expect(node.element, same(element));
|
|
}
|
|
}
|
|
|
|
void test_computeNode_FunctionTypedFormalParameter() {
|
|
AnalysisContextHelper contextHelper = new AnalysisContextHelper();
|
|
AnalysisContext context = contextHelper.context;
|
|
Source source = contextHelper.addSource(
|
|
"/test.dart",
|
|
r'''
|
|
main(p(int a, int b)) {
|
|
}''');
|
|
// prepare CompilationUnitElement
|
|
LibraryElement libraryElement = context.computeLibraryElement(source);
|
|
CompilationUnitElement unitElement = libraryElement.definingCompilationUnit;
|
|
// p
|
|
{
|
|
ParameterElement element = unitElement.functions[0].parameters[0];
|
|
FunctionTypedFormalParameter node = element.computeNode();
|
|
expect(node, isNotNull);
|
|
expect(node.identifier.name, 'p');
|
|
expect(node.element, same(element));
|
|
}
|
|
}
|
|
|
|
void test_computeNode_SimpleFormalParameter() {
|
|
AnalysisContextHelper contextHelper = new AnalysisContextHelper();
|
|
AnalysisContext context = contextHelper.context;
|
|
Source source = contextHelper.addSource(
|
|
"/test.dart",
|
|
r'''
|
|
main(int p) {
|
|
}''');
|
|
// prepare CompilationUnitElement
|
|
LibraryElement libraryElement = context.computeLibraryElement(source);
|
|
CompilationUnitElement unitElement = libraryElement.definingCompilationUnit;
|
|
// p
|
|
{
|
|
ParameterElement element = unitElement.functions[0].parameters[0];
|
|
SimpleFormalParameter node = element.computeNode();
|
|
expect(node, isNotNull);
|
|
expect(node.identifier.name, 'p');
|
|
expect(node.element, same(element));
|
|
}
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class TypeParameterTypeImplTest extends EngineTestCase {
|
|
void test_creation() {
|
|
expect(
|
|
new TypeParameterTypeImpl(
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("E"))),
|
|
isNotNull);
|
|
}
|
|
|
|
void test_getElement() {
|
|
TypeParameterElementImpl element =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("E"));
|
|
TypeParameterTypeImpl type = new TypeParameterTypeImpl(element);
|
|
expect(type.element, element);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_typeArguments_dynamic() {
|
|
TypeParameterElementImpl element =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("E"));
|
|
TypeParameterTypeImpl type = new TypeParameterTypeImpl(element);
|
|
// E << dynamic
|
|
expect(type.isMoreSpecificThan(DynamicTypeImpl.instance), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_typeArguments_object() {
|
|
TypeParameterElementImpl element =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("E"));
|
|
TypeParameterTypeImpl type = new TypeParameterTypeImpl(element);
|
|
// E << Object
|
|
expect(type.isMoreSpecificThan(ElementFactory.object.type), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_typeArguments_resursive() {
|
|
ClassElementImpl classS = ElementFactory.classElement2("A");
|
|
TypeParameterElementImpl typeParameterU =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("U"));
|
|
TypeParameterTypeImpl typeParameterTypeU =
|
|
new TypeParameterTypeImpl(typeParameterU);
|
|
TypeParameterElementImpl typeParameterT =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("T"));
|
|
TypeParameterTypeImpl typeParameterTypeT =
|
|
new TypeParameterTypeImpl(typeParameterT);
|
|
typeParameterT.bound = typeParameterTypeU;
|
|
typeParameterU.bound = typeParameterTypeU;
|
|
// <T extends U> and <U extends T>
|
|
// T << S
|
|
expect(typeParameterTypeT.isMoreSpecificThan(classS.type), isFalse);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_typeArguments_self() {
|
|
TypeParameterElementImpl element =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("E"));
|
|
TypeParameterTypeImpl type = new TypeParameterTypeImpl(element);
|
|
// E << E
|
|
expect(type.isMoreSpecificThan(type), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_typeArguments_transitivity_interfaceTypes() {
|
|
// class A {}
|
|
// class B extends A {}
|
|
//
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
ClassElement classB = ElementFactory.classElement("B", classA.type);
|
|
InterfaceType typeA = classA.type;
|
|
InterfaceType typeB = classB.type;
|
|
TypeParameterElementImpl typeParameterT =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("T"));
|
|
typeParameterT.bound = typeB;
|
|
TypeParameterTypeImpl typeParameterTypeT =
|
|
new TypeParameterTypeImpl(typeParameterT);
|
|
// <T extends B>
|
|
// T << A
|
|
expect(typeParameterTypeT.isMoreSpecificThan(typeA), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_typeArguments_transitivity_typeParameters() {
|
|
ClassElementImpl classS = ElementFactory.classElement2("A");
|
|
TypeParameterElementImpl typeParameterU =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("U"));
|
|
typeParameterU.bound = classS.type;
|
|
TypeParameterTypeImpl typeParameterTypeU =
|
|
new TypeParameterTypeImpl(typeParameterU);
|
|
TypeParameterElementImpl typeParameterT =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("T"));
|
|
typeParameterT.bound = typeParameterTypeU;
|
|
TypeParameterTypeImpl typeParameterTypeT =
|
|
new TypeParameterTypeImpl(typeParameterT);
|
|
// <T extends U> and <U extends S>
|
|
// T << S
|
|
expect(typeParameterTypeT.isMoreSpecificThan(classS.type), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_typeArguments_upperBound() {
|
|
ClassElementImpl classS = ElementFactory.classElement2("A");
|
|
TypeParameterElementImpl typeParameterT =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("T"));
|
|
typeParameterT.bound = classS.type;
|
|
TypeParameterTypeImpl typeParameterTypeT =
|
|
new TypeParameterTypeImpl(typeParameterT);
|
|
// <T extends S>
|
|
// T << S
|
|
expect(typeParameterTypeT.isMoreSpecificThan(classS.type), isTrue);
|
|
}
|
|
|
|
void test_substitute_equal() {
|
|
TypeParameterElementImpl element =
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("E"));
|
|
TypeParameterTypeImpl type = new TypeParameterTypeImpl(element);
|
|
InterfaceTypeImpl argument = new InterfaceTypeImpl(
|
|
new ClassElementImpl.forNode(AstFactory.identifier3("A")));
|
|
TypeParameterTypeImpl parameter = new TypeParameterTypeImpl(element);
|
|
expect(type.substitute2(<DartType>[argument], <DartType>[parameter]),
|
|
same(argument));
|
|
}
|
|
|
|
void test_substitute_notEqual() {
|
|
TypeParameterTypeImpl type = new TypeParameterTypeImpl(
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("E")));
|
|
InterfaceTypeImpl argument = new InterfaceTypeImpl(
|
|
new ClassElementImpl.forNode(AstFactory.identifier3("A")));
|
|
TypeParameterTypeImpl parameter = new TypeParameterTypeImpl(
|
|
new TypeParameterElementImpl.forNode(AstFactory.identifier3("F")));
|
|
expect(type.substitute2(<DartType>[argument], <DartType>[parameter]),
|
|
same(type));
|
|
}
|
|
}
|
|
|
|
@reflectiveTest
|
|
class VoidTypeImplTest extends EngineTestCase {
|
|
/**
|
|
* Reference {code VoidTypeImpl.getInstance()}.
|
|
*/
|
|
DartType _voidType = VoidTypeImpl.instance;
|
|
|
|
void test_isMoreSpecificThan_void_A() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
expect(_voidType.isMoreSpecificThan(classA.type), isFalse);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_void_dynamic() {
|
|
expect(_voidType.isMoreSpecificThan(DynamicTypeImpl.instance), isTrue);
|
|
}
|
|
|
|
void test_isMoreSpecificThan_void_void() {
|
|
expect(_voidType.isMoreSpecificThan(_voidType), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_void_A() {
|
|
ClassElement classA = ElementFactory.classElement2("A");
|
|
expect(_voidType.isSubtypeOf(classA.type), isFalse);
|
|
}
|
|
|
|
void test_isSubtypeOf_void_dynamic() {
|
|
expect(_voidType.isSubtypeOf(DynamicTypeImpl.instance), isTrue);
|
|
}
|
|
|
|
void test_isSubtypeOf_void_void() {
|
|
expect(_voidType.isSubtypeOf(_voidType), isTrue);
|
|
}
|
|
|
|
void test_isVoid() {
|
|
expect(_voidType.isVoid, isTrue);
|
|
}
|
|
}
|
|
|
|
class _FunctionTypeImplTest_isSubtypeOf_baseCase_classFunction
|
|
extends InterfaceTypeImpl {
|
|
_FunctionTypeImplTest_isSubtypeOf_baseCase_classFunction(ClassElement arg0)
|
|
: super(arg0);
|
|
|
|
@override
|
|
bool get isDartCoreFunction => true;
|
|
}
|