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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 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. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 // Regression test for dart2js's inferrer that used to not propagate | 5 // Regression test for dart2js's inferrer that used to not propagate |
6 // types given to generative constructors in super constructor calls. | 6 // types given to generative constructors in super constructor calls. |
7 | 7 |
8 import "package:expect/expect.dart"; | 8 import "package:expect/expect.dart"; |
9 | 9 |
10 class A { | 10 class A { |
11 final field; | 11 final field; |
12 A.full(this.field); | 12 A.full(this.field); |
13 } | 13 } |
14 | 14 |
15 class B extends A { | 15 class B extends A { |
16 // The following super call used to not be analyzed properly. | 16 // The following super call used to not be analyzed properly. |
17 B.full(field) : super.full(field); | 17 B.full(field) : super.full(field); |
18 } | 18 } |
19 | 19 |
20 main() { | 20 main() { |
21 // Call [A.full] with an int to have the inferrer think [field] is | 21 // Call [A.full] with an int to have the inferrer think [field] is |
22 // always an int. | 22 // always an int. |
23 Expect.equals(84, new A.full(42).field + 42); | 23 Expect.equals(84, new A.full(42).field + 42); |
24 Expect.throws(() => new B.full(null).field + 42, | 24 Expect.throws( |
25 (e) => e is NoSuchMethodError); | 25 () => new B.full(null).field + 42, (e) => e is NoSuchMethodError); |
26 } | 26 } |
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