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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 // Dart test program for redirection constructors. | |
5 | |
6 class A { | |
7 var x; | |
8 A(this.x) {} | |
9 A.named(x, int y) : this(x + y); | |
10 A.named2(int x, int y, z) : this.named(staticFun(x, y), z); | |
11 | |
12 // The following is a bit tricky. It is a compile-time error to | |
13 // refer to this (implicitly or explicitly) from an initializer. | |
14 // When we remove the line with moreStaticFun, staticFun is really a | |
15 // static function and it is legal to call it. This is what will | |
16 // happen in the /none version of this test. However, in /01, | |
17 // staticFun isn't really a static function and should cause a | |
18 // compile-time error. | |
19 static | |
20 moreStaticFun() {} /// 01: compile-time error | |
21 int staticFun(int v1, int v2) { | |
22 return v1 * v2; | |
23 } | |
24 } | |
25 | |
26 class B extends A { | |
27 B(y) : super(y + 1) {} | |
28 B.named(y) : super.named(y, y + 1) {} | |
29 } | |
30 | |
31 class C { | |
32 final x; | |
33 const C(this.x); | |
34 const C.named(x, int y) : this(x + y); | |
35 } | |
36 | |
37 class D extends C { | |
38 const D(y) : super(y + 1); | |
39 const D.named(y) : super.named(y, y + 1); | |
40 } | |
41 | |
42 class ConstructorRedirectTest { | |
43 static testMain() { | |
44 var a = new A(499); | |
45 Expect.equals(499, a.x); | |
46 a = new A.named(349, 499); | |
47 Expect.equals(349 + 499, a.x); | |
48 a = new A.named2(11, 42, 99); | |
49 Expect.equals(11 * 42 + 99, a.x); | |
50 | |
51 var b = new B(498); | |
52 Expect.equals(499, b.x); | |
53 b = new B.named(249); | |
54 Expect.equals(499, b.x); | |
55 | |
56 C c = const C(499); | |
57 Expect.equals(499, c.x); | |
58 c = const C.named(249, 250); | |
59 Expect.equals(499, c.x); | |
60 | |
61 D d = const D(498); | |
62 Expect.equals(499, d.x); | |
63 d = const D.named(249); | |
64 Expect.equals(499, d.x); | |
65 } | |
66 } | |
67 | |
68 main() { | |
69 ConstructorRedirectTest.testMain(); | |
70 } | |
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