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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 // Test that instanceof works correctly with type variables. | |
| 5 | |
| 6 import "package:expect/expect.dart"; | |
| 7 | |
| 8 // Test that partially typed generic instances are correctly constructed. | |
| 9 | |
| 10 // Test factory case. | |
| 11 class Foo<K, V> { | |
| 12 Foo() {} | |
| 13 | |
| 14 factory Foo.fac() { | |
| 15 return new Foo<K, V>(); | |
| 16 } | |
| 17 | |
| 18 FooString() { | |
| 19 return new Foo<K, String>.fac(); | |
| 20 } | |
| 21 } | |
| 22 | |
| 23 // Test constructor case. | |
| 24 class Moo<K, V> { | |
| 25 Moo() {} | |
| 26 | |
| 27 MooString() { | |
| 28 return new Moo<K, String>(); | |
| 29 } | |
| 30 } | |
| 31 | |
| 32 testAll() { | |
| 33 var foo_int_num = new Foo<int, num>(); | |
| 34 Expect.isTrue(foo_int_num is Foo<int, num>); | |
| 35 Expect.isTrue(foo_int_num is! Foo<int, String>); | |
| 36 // foo_int_num.FooString() returns a Foo<int, String> | |
| 37 Expect.isTrue(foo_int_num.FooString() is! Foo<int, num>); | |
| 38 Expect.isTrue(foo_int_num.FooString() is Foo<int, String>); | |
| 39 | |
| 40 var foo_raw = new Foo(); | |
| 41 Expect.isTrue(foo_raw is Foo<int, num>); | |
| 42 Expect.isTrue(foo_raw is Foo<int, String>); | |
| 43 // foo_raw.FooString() returns a Foo<dynamic, String> | |
| 44 Expect.isTrue(foo_raw.FooString() is! Foo<int, num>); | |
| 45 Expect.isTrue(foo_raw.FooString() is Foo<int, String>); | |
| 46 | |
| 47 var moo_int_num = new Moo<int, num>(); | |
| 48 Expect.isTrue(moo_int_num is Moo<int, num>); | |
| 49 Expect.isTrue(moo_int_num is! Moo<int, String>); | |
| 50 // moo_int_num.MooString() returns a Moo<int, String> | |
| 51 Expect.isTrue(moo_int_num.MooString() is! Moo<int, num>); | |
| 52 Expect.isTrue(moo_int_num.MooString() is Moo<int, String>); | |
| 53 | |
| 54 var moo_raw = new Moo(); | |
| 55 Expect.isTrue(moo_raw is Moo<int, num>); | |
| 56 Expect.isTrue(moo_raw is Moo<int, String>); | |
| 57 // moo_raw.MooString() returns a Moo<dynamic, String> | |
| 58 Expect.isTrue(moo_raw.MooString() is! Moo<int, num>); | |
| 59 Expect.isTrue(moo_raw.MooString() is Moo<int, String>); | |
| 60 } | |
| 61 | |
| 62 main() { | |
| 63 // Repeat type checks so that inlined tests can be tested as well. | |
| 64 for (int i = 0; i < 5; i++) { | |
| 65 testAll(); | |
| 66 } | |
| 67 } | |
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