Files
sdk/tests/language_2/generic_inheritance_test.dart
T
Janice Collins 3a8a1ca54c Migrate test block 113 to Dart 2.0.
Request particular attention to generic_creation_test and generic_field_mixin6_test, but all of the following required tweaks
to the status files to pass tests:

generic_closure_test
generic_function_bounds_test
generic_function_dcall_test
generic_function_typedef_test
generic_field_mixin6_test
generalized_void_syntax_test
generic_functions_test

BUG=
R=jmesserly@google.com

Review-Url: https://codereview.chromium.org/3008573002 .
2017-08-30 08:50:16 -07:00

39 lines
915 B
Dart

// Copyright (c) 2011, 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.
//
// Test verifying that the type argument vector of subclasses are properly
// initialized by the class finalizer.
import "package:expect/expect.dart";
class A<T> {
A();
}
class B extends A<Object> {
B();
}
class C extends B {
C();
}
main() {
var a = new A<String>();
var b = new B();
var c = new C();
Expect.isTrue(a is Object);
Expect.isTrue(a is A<Object>);
Expect.isTrue(a is A<String>);
Expect.isTrue(a is! A<int>);
Expect.isTrue(b is Object);
Expect.isTrue(b is A<Object>);
Expect.isTrue(b is! A<String>);
Expect.isTrue(b is Object);
Expect.isTrue(c is Object);
Expect.isTrue(c is A<Object>);
Expect.isTrue(c is! A<String>);
Expect.isTrue(c is B);
}