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a1e2a2c76a
Change-Id: Icc5193e503d8f7d9da240cb2ba4b22edc7290dbf Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/142801 Reviewed-by: Srujan Gaddam <srujzs@google.com> Commit-Queue: Bob Nystrom <rnystrom@google.com> Auto-Submit: Bob Nystrom <rnystrom@google.com>
78 lines
2.4 KiB
Dart
78 lines
2.4 KiB
Dart
// Copyright (c) 2012, 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:expect/expect.dart";
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class A<T> {
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A() : x = null;
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const A.constant(this.x);
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factory A.factory() {
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return new B<Set>();
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}
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factory A.test01() = T; // //# 01: compile-time error
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factory A.test02() = dynamic; // //# 02: compile-time error
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factory A.test03() = Undefined; // //# 03: compile-time error
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factory A.test04() = C.test04; // //# 04: compile-time error
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final T x;
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}
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class B<T> extends A<T> {
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B();
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factory B.A() = A<T>;
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const factory B.A_constant(T x) = A<T>.constant;
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factory B.A_factory() = A<T>.factory;
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factory B.test04() = A.test04; // //# 04: continued
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factory B.test05(int incompatible) = A<T>.factory; // //# 05: compile-time error
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factory B.test05(int incompatible) = A<T>.factory; // //# 06: compile-time error
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}
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class C<K, V> extends B<V> {
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C();
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factory C.A() = A<V>; // //# none: compile-time error
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factory C.A_factory() = A<V>.factory; // //# none: compile-time error
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const factory C.B_constant(V x) = B<V>.A_constant;
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factory C.test04() = B.test04; // //# 04: continued
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factory C.test06(int incompatible) = B<K>.test05; // //# 06: continued
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const factory C.test07(V x) = B<V>.A; // //# 07: compile-time error
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}
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main() {
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new A<List>.test01(); // //# 01: continued
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new A<List>.test02(); // //# 02: continued
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new A<List>.test03(); // //# 03: continued
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new C.test04(); // //# 04: continued
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new B.test05(0); // //# 05: continued
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new C<int, int>.test06(0); // //# 06: continued
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new C<int, int>.test07(0); // //# 07: continued
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Expect.isTrue(new A<List>() is A<List>);
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Expect.isTrue(new A<bool>.constant(true).x);
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Expect.isTrue(new A<Set>.factory() is B<Set>);
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Expect.isTrue(new B<List>.A() is A<List>); // //# 08: compile-time error
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Expect.isFalse(new B<List>.A() is A<Set>); // //# 09: compile-time error
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Expect.isTrue(new B<bool>.A_constant(true).x); // //# 10: compile-time error
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Expect.isTrue(new B<List>.A_factory() is B<Set>); // //# 11: compile-time error
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Expect.isTrue(new C<String, num>.A() is A<num>); // //# 12: compile-time error
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Expect.isTrue(new C<String, num>.A_factory() is B<Set>); // //# 13: compile-time error
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Expect.isTrue(new C<String, bool>.B_constant(true).x); // //# 14: compile-time error
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}
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