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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 // We used to always nullify the element type of a list we are tracing in | 5 // We used to always nullify the element type of a list we are tracing in |
6 // the presence of a fixed length list constructor call. | 6 // the presence of a fixed length list constructor call. |
7 | 7 |
8 import 'package:expect/expect.dart'; | 8 import 'package:expect/expect.dart'; |
9 import "package:async_helper/async_helper.dart"; | 9 import "package:async_helper/async_helper.dart"; |
10 import | 10 import 'package:compiler/implementation/types/types.dart' |
11 '../../../sdk/lib/_internal/compiler/implementation/types/types.dart' | |
12 show ContainerTypeMask, TypeMask; | 11 show ContainerTypeMask, TypeMask; |
13 | 12 |
14 import 'compiler_helper.dart'; | 13 import 'compiler_helper.dart'; |
15 import 'parser_helper.dart'; | 14 import 'parser_helper.dart'; |
16 import 'type_mask_test_helper.dart'; | 15 import 'type_mask_test_helper.dart'; |
17 | 16 |
18 const String TEST = r''' | 17 const String TEST = r''' |
19 var myList = [42]; | 18 var myList = [42]; |
20 main() { | 19 main() { |
21 var a = new List(42); | 20 var a = new List(42); |
22 return myList[0]; | 21 return myList[0]; |
23 } | 22 } |
24 '''; | 23 '''; |
25 | 24 |
26 void main() { | 25 void main() { |
27 Uri uri = new Uri(scheme: 'source'); | 26 Uri uri = new Uri(scheme: 'source'); |
28 var compiler = compilerFor(TEST, uri); | 27 var compiler = compilerFor(TEST, uri); |
29 asyncTest(() => compiler.runCompiler(uri).then((_) { | 28 asyncTest(() => compiler.runCompiler(uri).then((_) { |
30 var typesInferrer = compiler.typesTask.typesInferrer; | 29 var typesInferrer = compiler.typesTask.typesInferrer; |
31 | 30 |
32 checkType(String name, type) { | 31 checkType(String name, type) { |
33 var element = findElement(compiler, name); | 32 var element = findElement(compiler, name); |
34 ContainerTypeMask mask = typesInferrer.getTypeOfElement(element); | 33 ContainerTypeMask mask = typesInferrer.getTypeOfElement(element); |
35 Expect.equals(type, simplify(mask.elementType, compiler), name); | 34 Expect.equals(type, simplify(mask.elementType, compiler), name); |
36 } | 35 } |
37 | 36 |
38 checkType('myList', compiler.typesTask.uint31Type); | 37 checkType('myList', compiler.typesTask.uint31Type); |
39 })); | 38 })); |
40 } | 39 } |
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