Alexander Markov
28d7984e31
Issue: https://github.com/dart-lang/sdk/issues/61635 Change-Id: I7476ec7e66edd958c66e31dabcd6ab8d818594e5 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/509640 Reviewed-by: Slava Egorov <vegorov@google.com> Commit-Queue: Alexander Markov <alexmarkov@google.com>
251 lines
10 KiB
Dart
251 lines
10 KiB
Dart
// Copyright (c) 2025, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import 'package:cfg/ir/global_context.dart';
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import 'package:cfg/ir/functions.dart';
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import 'package:cfg/ir/types.dart';
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import 'package:kernel/ast.dart' as ast;
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import 'package:kernel/class_hierarchy.dart' show ClassHierarchy;
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import 'package:kernel/core_types.dart' show CoreTypes;
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import 'package:kernel/type_environment.dart';
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import 'package:test/test.dart';
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import '../test_helpers.dart';
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void main() {
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final component = readVmPlatformKernelFile();
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final coreTypes = CoreTypes(component);
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final classHierarchy = ClassHierarchy(component, coreTypes);
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final typeEnvironment = TypeEnvironment(coreTypes, classHierarchy);
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final globalContext = GlobalContext(typeEnvironment: typeEnvironment);
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late FunctionRegistry functionRegistry;
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setUp(() {
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GlobalContext.setCurrentContext(globalContext);
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functionRegistry = FunctionRegistry();
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});
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tearDown(() {
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GlobalContext.setCurrentContext(null);
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});
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test('getter', () {
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final member = coreTypes.iteratorGetCurrent;
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final func =
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functionRegistry.getFunction(member, isGetter: true) as GetterFunction;
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expect(func.member, same(member));
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expect(func.hasReceiverParameter, isTrue);
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expect(func.hasClosureParameter, isFalse);
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expect(func.hasClassTypeParameters, isTrue);
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expect(func.hasFunctionTypeParameters, isFalse);
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expect(func.hasEnclosingFunctionTypeParameters, isFalse);
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expect(func.numberOfFunctionTypeParameters, equals(0));
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expect(func.numberOfEnclosingFunctionTypeParameters, equals(0));
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final returnType = func.returnType;
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expect(returnType is StaticType, isTrue);
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expect(returnType.dartType, equals(member.getterType));
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expect(functionRegistry.getFunction(member, isGetter: true), same(func));
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});
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test('setter', () {
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final member = coreTypes.index.getMember('dart:core', 'List', 'set:length');
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final func =
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functionRegistry.getFunction(member, isSetter: true) as SetterFunction;
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expect(func.member, same(member));
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expect(func.hasReceiverParameter, isTrue);
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expect(func.hasClosureParameter, isFalse);
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expect(func.hasClassTypeParameters, isTrue);
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expect(func.hasFunctionTypeParameters, isFalse);
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expect(func.hasEnclosingFunctionTypeParameters, isFalse);
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expect(func.numberOfFunctionTypeParameters, equals(0));
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expect(func.numberOfEnclosingFunctionTypeParameters, equals(0));
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final returnType = func.returnType;
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expect(returnType is TopType, isTrue);
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expect(returnType.dartType, equals(ast.VoidType()));
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expect(func.valueType, equals(const IntType()));
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expect(functionRegistry.getFunction(member, isSetter: true), same(func));
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});
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test('field getter', () {
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final member = coreTypes.pragmaName;
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final func = functionRegistry.getFunction(
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member,
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isGetter: true,
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) as ImplicitFieldGetter;
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expect(func.member, same(member));
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expect(func.hasReceiverParameter, isTrue);
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expect(func.hasClosureParameter, isFalse);
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expect(func.hasClassTypeParameters, isFalse);
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expect(func.hasFunctionTypeParameters, isFalse);
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expect(func.hasEnclosingFunctionTypeParameters, isFalse);
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expect(func.numberOfFunctionTypeParameters, equals(0));
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expect(func.numberOfEnclosingFunctionTypeParameters, equals(0));
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expect(func.returnType, equals(StringType()));
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expect(functionRegistry.getFunction(member, isGetter: true), same(func));
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});
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test('field setter', () {
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final member = coreTypes.index.getField(
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'dart:core',
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'Error',
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'_stackTrace',
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);
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final func = functionRegistry.getFunction(
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member,
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isSetter: true,
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) as ImplicitFieldSetter;
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expect(func.member, same(member));
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expect(func.hasReceiverParameter, isTrue);
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expect(func.hasClosureParameter, isFalse);
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expect(func.hasClassTypeParameters, isFalse);
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expect(func.hasFunctionTypeParameters, isFalse);
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expect(func.hasEnclosingFunctionTypeParameters, isFalse);
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expect(func.numberOfFunctionTypeParameters, equals(0));
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expect(func.numberOfEnclosingFunctionTypeParameters, equals(0));
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expect(func.returnType, equals(TopType(const ast.VoidType())));
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expect(functionRegistry.getFunction(member, isSetter: true), same(func));
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expect(
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functionRegistry.getFunction(member, isGetter: true),
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isNot(same(func)),
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);
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});
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test('field initializer', () {
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final member = coreTypes.index.getField('dart:core', 'double', 'nan');
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final func = functionRegistry.getFunction(
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member,
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isInitializer: true,
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) as FieldInitializerFunction;
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expect(func.member, same(member));
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expect(func.hasReceiverParameter, isFalse);
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expect(func.hasClosureParameter, isFalse);
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expect(func.hasClassTypeParameters, isFalse);
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expect(func.hasFunctionTypeParameters, isFalse);
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expect(func.hasEnclosingFunctionTypeParameters, isFalse);
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expect(func.numberOfFunctionTypeParameters, equals(0));
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expect(func.numberOfEnclosingFunctionTypeParameters, equals(0));
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expect(func.returnType, equals(DoubleType()));
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expect(
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functionRegistry.getFunction(member, isInitializer: true),
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same(func),
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);
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expect(
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functionRegistry.getFunction(member, isGetter: true),
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isNot(same(func)),
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);
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});
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test('regular', () {
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final member = coreTypes.index.getProcedure('dart:core', 'List', 'filled');
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final func = functionRegistry.getFunction(member) as RegularFunction;
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expect(func.member, same(member));
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expect(func.hasReceiverParameter, isFalse);
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expect(func.hasClosureParameter, isFalse);
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expect(func.hasClassTypeParameters, isFalse);
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expect(func.hasFunctionTypeParameters, isTrue);
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expect(func.hasEnclosingFunctionTypeParameters, isFalse);
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expect(func.numberOfFunctionTypeParameters, equals(1));
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expect(func.numberOfEnclosingFunctionTypeParameters, equals(0));
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final returnType = func.returnType;
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expect(returnType is StaticType, isTrue);
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expect(returnType.dartType, equals(member.function.returnType));
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expect(functionRegistry.getFunction(member), same(func));
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});
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test('constructor', () {
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final member = coreTypes.index.getConstructor('dart:core', 'Object', '');
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final func = functionRegistry.getFunction(member) as GenerativeConstructor;
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expect(func.member, same(member));
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expect(func.hasReceiverParameter, isTrue);
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expect(func.hasClosureParameter, isFalse);
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expect(func.hasClassTypeParameters, isFalse);
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expect(func.hasFunctionTypeParameters, isFalse);
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expect(func.hasEnclosingFunctionTypeParameters, isFalse);
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expect(func.numberOfFunctionTypeParameters, equals(0));
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expect(func.numberOfEnclosingFunctionTypeParameters, equals(0));
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final returnType = func.returnType;
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expect(returnType is TopType, isTrue);
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expect(returnType.dartType, equals(ast.VoidType()));
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expect(functionRegistry.getFunction(member), same(func));
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});
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test('tear-off', () {
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final member = coreTypes.index.getProcedure('dart:core', 'List', 'empty');
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final func = functionRegistry.getFunction(
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member,
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isTearOff: true,
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) as TearOffFunction;
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expect(func.member, same(member));
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expect(func.hasReceiverParameter, isFalse);
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expect(func.hasClosureParameter, isTrue);
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expect(func.hasClassTypeParameters, isFalse);
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expect(func.hasFunctionTypeParameters, isTrue);
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expect(func.hasEnclosingFunctionTypeParameters, isFalse);
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expect(func.numberOfFunctionTypeParameters, equals(1));
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expect(func.numberOfEnclosingFunctionTypeParameters, equals(0));
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final returnType = func.returnType;
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expect(returnType is StaticType, isTrue);
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expect(returnType.dartType, equals(member.function.returnType));
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expect(functionRegistry.getFunction(member, isTearOff: true), same(func));
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expect(functionRegistry.getFunction(member), isNot(same(func)));
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});
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test('local function', () {
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final member = coreTypes.futureValueFactory;
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final enclosingFunction = functionRegistry.getFunction(member);
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final localFunction = ast.FunctionDeclaration(
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ast.Variable('foo'),
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ast.FunctionNode(
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ast.Block([]),
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returnType: coreTypes.boolNonNullableRawType,
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),
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);
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final func = functionRegistry.getFunction(
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member,
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enclosingFunction: enclosingFunction,
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localFunction: localFunction,
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) as LocalFunction;
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expect(func.member, same(member));
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expect(func.localFunction, same(localFunction));
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expect(func.hasReceiverParameter, isFalse);
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expect(func.hasClosureParameter, isTrue);
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expect(func.hasClassTypeParameters, isFalse);
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expect(func.hasFunctionTypeParameters, isFalse);
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expect(func.hasEnclosingFunctionTypeParameters, isTrue);
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expect(func.numberOfFunctionTypeParameters, equals(0));
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expect(func.numberOfEnclosingFunctionTypeParameters, equals(1));
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expect(func.returnType, equals(BoolType()));
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expect(
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functionRegistry.getFunction(member, localFunction: localFunction),
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same(func),
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);
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});
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test('method-extractor', () {
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final member = coreTypes.index.getProcedure('dart:core', 'List', 'add');
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final func = functionRegistry.getFunction(
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member,
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isMethodExtractor: true,
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) as MethodExtractor;
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expect(func.member, same(member));
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expect(func.hasReceiverParameter, isTrue);
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expect(func.hasClosureParameter, isFalse);
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expect(func.hasClassTypeParameters, isTrue);
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expect(func.hasFunctionTypeParameters, isFalse);
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expect(func.hasEnclosingFunctionTypeParameters, isFalse);
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expect(func.numberOfFunctionTypeParameters, equals(0));
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expect(func.numberOfEnclosingFunctionTypeParameters, equals(0));
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final returnType = func.returnType;
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expect(returnType is StaticType, isTrue);
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expect(
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returnType.dartType,
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equals(member.function.computeFunctionType(.nonNullable)),
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);
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expect(
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functionRegistry.getFunction(member, isMethodExtractor: true),
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same(func),
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);
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expect(functionRegistry.getFunction(member), isNot(same(func)));
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});
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}
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