Index: test/codegen/lib/html/typed_arrays_range_checks_test.dart |
diff --git a/test/codegen/lib/html/typed_arrays_range_checks_test.dart b/test/codegen/lib/html/typed_arrays_range_checks_test.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..1eb2222cdae959477bcd7a6e470c81c295ca0de8 |
--- /dev/null |
+++ b/test/codegen/lib/html/typed_arrays_range_checks_test.dart |
@@ -0,0 +1,77 @@ |
+// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
+// for details. All rights reserved. Use of this source code is governed by a |
+// BSD-style license that can be found in the LICENSE file. |
+ |
+library TypedArraysRangeCheckTest; |
+import 'package:unittest/unittest.dart'; |
+import 'package:unittest/html_config.dart'; |
+import 'dart:html'; |
+import 'dart:typed_data'; |
+ |
+const N = 1024; |
+ |
+class _TestList { |
+ _TestList(int n); |
+ |
+ operator[](int i) => i; |
+ operator[]=(int i, v) {} |
+} |
+ |
+_obfuscatedList() { |
+ var a = new Uint8List(N); |
+ var b = new _TestList(N); |
+ var k = 0; |
+ for (int i = 0; i < 10; ++i) { |
+ k += i; |
+ } |
+ return (k == 45) ? a : b; |
+} |
+ |
+main() { |
+ useHtmlConfiguration(); |
+ |
+ // Only perform tests if ArrayBuffer is supported. |
+ if (!Platform.supportsTypedData) { |
+ return; |
+ } |
+ |
+ test('outOfRangeAccess_dynamic', () { |
+ var a = _obfuscatedList(); |
+ |
+ expect(() => a[a.length], throws); |
+ expect(() => a[a.length + 1], throws); |
+ expect(() => a[a.length + N], throws); |
+ |
+ expect(() => a[-1], throws); |
+ expect(() => a[1.5], throws); |
+ expect(() => a['length'], throws); |
+ |
+ expect(() => a[a.length] = 0xdeadbeef, throws); |
+ expect(() => a[a.length + 1] = 0xdeadbeef, throws); |
+ expect(() => a[a.length + N] = 0xdeadbeef, throws); |
+ |
+ expect(() => a[-1] = 0xdeadbeef, throws); |
+ expect(() => a[1.5] = 0xdeadbeef, throws); |
+ expect(() => a['length'] = 1, throws); |
+ }); |
+ |
+ test('outOfRange_typed', () { |
+ Uint8List a = new Uint8List(N); |
+ |
+ expect(() => a[a.length], throws); |
+ expect(() => a[a.length + 1], throws); |
+ expect(() => a[a.length + N], throws); |
+ |
+ expect(() => a[-1], throws); |
+ expect(() => a[1.5], throws); |
+ expect(() => a['length'], throws); |
+ |
+ expect(() => a[a.length] = 0xdeadbeef, throws); |
+ expect(() => a[a.length + 1] = 0xdeadbeef, throws); |
+ expect(() => a[a.length + N] = 0xdeadbeef, throws); |
+ |
+ expect(() => a[-1] = 0xdeadbeef, throws); |
+ expect(() => a[1.5] = 0xdeadbeef, throws); |
+ expect(() => a['length'] = 1, throws); |
+ }); |
+} |