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| 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 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 | 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 library TypedArraysRangeCheckTest; | |
| 6 import 'package:unittest/unittest.dart'; | |
| 7 import 'package:unittest/html_config.dart'; | |
| 8 import 'dart:html'; | 5 import 'dart:html'; |
| 9 import 'dart:typed_data'; | 6 import 'dart:typed_data'; |
| 10 | 7 |
| 8 import 'package:expect/minitest.dart'; |
| 9 |
| 11 const N = 1024; | 10 const N = 1024; |
| 12 | 11 |
| 13 class _TestList { | 12 class _TestList { |
| 14 _TestList(int n); | 13 _TestList(int n); |
| 15 | 14 |
| 16 operator[](int i) => i; | 15 operator[](int i) => i; |
| 17 operator[]=(int i, v) {} | 16 operator[]=(int i, v) {} |
| 18 } | 17 } |
| 19 | 18 |
| 20 _obfuscatedList() { | 19 _obfuscatedList() { |
| 21 var a = new Uint8List(N); | 20 var a = new Uint8List(N); |
| 22 var b = new _TestList(N); | 21 var b = new _TestList(N); |
| 23 var k = 0; | 22 var k = 0; |
| 24 for (int i = 0; i < 10; ++i) { | 23 for (int i = 0; i < 10; ++i) { |
| 25 k += i; | 24 k += i; |
| 26 } | 25 } |
| 27 return (k == 45) ? a : b; | 26 return (k == 45) ? a : b; |
| 28 } | 27 } |
| 29 | 28 |
| 30 main() { | 29 main() { |
| 31 useHtmlConfiguration(); | |
| 32 | |
| 33 // Only perform tests if ArrayBuffer is supported. | 30 // Only perform tests if ArrayBuffer is supported. |
| 34 if (!Platform.supportsTypedData) { | 31 if (!Platform.supportsTypedData) { |
| 35 return; | 32 return; |
| 36 } | 33 } |
| 37 | 34 |
| 38 test('outOfRangeAccess_dynamic', () { | 35 test('outOfRangeAccess', () { |
| 39 var a = _obfuscatedList(); | 36 var a = _obfuscatedList(); |
| 40 | 37 |
| 41 expect(() => a[a.length], throws); | 38 expect(() => a[a.length], throws); |
| 42 expect(() => a[a.length + 1], throws); | 39 expect(() => a[a.length + 1], throws); |
| 43 expect(() => a[a.length + N], throws); | 40 expect(() => a[a.length + N], throws); |
| 44 | 41 |
| 45 expect(() => a[-1], throws); | 42 expect(() => a[-1], throws); |
| 46 expect(() => a[1.5], throws); | 43 expect(() => a[1.5], throws); |
| 47 expect(() => a['length'], throws); | 44 expect(() => a['length'], throws); |
| 48 | 45 |
| 49 expect(() => a[a.length] = 0xdeadbeef, throws); | 46 expect(() => a[a.length] = 0xdeadbeef, throws); |
| 50 expect(() => a[a.length + 1] = 0xdeadbeef, throws); | 47 expect(() => a[a.length + 1] = 0xdeadbeef, throws); |
| 51 expect(() => a[a.length + N] = 0xdeadbeef, throws); | 48 expect(() => a[a.length + N] = 0xdeadbeef, throws); |
| 52 | 49 |
| 53 expect(() => a[-1] = 0xdeadbeef, throws); | 50 expect(() => a[-1] = 0xdeadbeef, throws); |
| 54 expect(() => a[1.5] = 0xdeadbeef, throws); | 51 expect(() => a[1.5] = 0xdeadbeef, throws); |
| 55 expect(() => a['length'] = 1, throws); | 52 expect(() => a['length'] = 1, throws); |
| 56 }); | 53 }); |
| 57 | |
| 58 test('outOfRange_typed', () { | |
| 59 Uint8List a = new Uint8List(N); | |
| 60 | |
| 61 expect(() => a[a.length], throws); | |
| 62 expect(() => a[a.length + 1], throws); | |
| 63 expect(() => a[a.length + N], throws); | |
| 64 | |
| 65 expect(() => a[-1], throws); | |
| 66 expect(() => a[1.5], throws); | |
| 67 expect(() => a['length'], throws); | |
| 68 | |
| 69 expect(() => a[a.length] = 0xdeadbeef, throws); | |
| 70 expect(() => a[a.length + 1] = 0xdeadbeef, throws); | |
| 71 expect(() => a[a.length + N] = 0xdeadbeef, throws); | |
| 72 | |
| 73 expect(() => a[-1] = 0xdeadbeef, throws); | |
| 74 expect(() => a[1.5] = 0xdeadbeef, throws); | |
| 75 expect(() => a['length'] = 1, throws); | |
| 76 }); | |
| 77 } | 54 } |
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