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1 // Copyright (c) 2011, 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 // Check that initializers of static const fields are compile time constants. | |
5 | |
6 class CanonicalConstTest { | |
7 static final A = const C1(); | |
8 static final B = const C2(); | |
9 | |
10 static testMain() { | |
11 Expect.isTrue(null===null); | |
12 Expect.isTrue(null!==0); | |
13 Expect.isTrue(1===1); | |
14 Expect.isTrue(1!==2); | |
15 Expect.isTrue(true===true); | |
16 Expect.isTrue("so"==="so"); | |
17 Expect.isTrue(const Object()===const Object()); | |
18 Expect.isTrue(const Object()!==const C1()); | |
19 Expect.isTrue(const C1()===const C1()); | |
20 Expect.isTrue(A===const C1()); | |
21 Expect.isTrue(const C1()!==const C2()); | |
22 Expect.isTrue(B===const C2()); | |
23 // TODO(johnlenz): these two values don't currently have the same type | |
24 // Expect.isTrue(const [1,2] === const List[1,2]); | |
25 Expect.isTrue(const [2,1] !== const[1,2]); | |
26 Expect.isTrue(const <int>[1,2] === const <int>[1,2]); | |
27 Expect.isTrue(const <Object>[1,2] === const <Object>[1,2]); | |
28 Expect.isTrue(const <int>[1,2] !== const <double>[1.0,2.0]); | |
29 Expect.isTrue(const {"a":1, "b":2} === const {"a":1, "b":2}); | |
30 Expect.isTrue(const {"a":1, "b":2} !== const {"a":2, "b":2}); | |
31 } | |
32 } | |
33 | |
34 class C1 { | |
35 const C1(); | |
36 } | |
37 | |
38 class C2 extends C1 { | |
39 const C2() : super(); | |
40 } | |
41 | |
42 main() { | |
43 CanonicalConstTest.testMain(); | |
44 } | |
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