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Unified Diff: test/codegen/lib/html/typed_arrays_range_checks_test.dart

Issue 1930043002: Add all dart:html tests from the sdk to test/codegen. (Closed) Base URL: git@github.com:dart-lang/dev_compiler.git@master
Patch Set: ptal Created 4 years, 8 months ago
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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);
+ });
+}
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