mirror of
https://github.com/dart-lang/sdk
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959bf6e1c3
Change-Id: I6cbad15f7151a1a5e1ece71f91ddfb826dca5de5 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/141762 Auto-Submit: Bob Nystrom <rnystrom@google.com> Reviewed-by: Leaf Petersen <leafp@google.com> Commit-Queue: Bob Nystrom <rnystrom@google.com>
74 lines
2.8 KiB
Dart
74 lines
2.8 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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import "package:expect/expect.dart";
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const m1 = const {'__proto__': 400 + 99};
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const m2 = const {'a': 499, 'b': 42};
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const m3 = const {'__proto__': 499};
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main() {
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Expect.equals(499, m1['__proto__']);
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Expect.equals(null, m1['b']);
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Expect.listEquals(['__proto__'], m1.keys.toList());
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Expect.listEquals([499], m1.values.toList());
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Expect.isTrue(m1.containsKey('__proto__'));
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Expect.isFalse(m1.containsKey('toString'));
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Expect.isTrue(m1.containsValue(499));
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Expect.isFalse(m1.containsValue(null));
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var seenKeys = [];
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var seenValues = [];
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m1.forEach((key, value) {
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seenKeys.add(key);
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seenValues.add(value);
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});
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Expect.listEquals(['__proto__'], seenKeys);
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Expect.listEquals([499], seenValues);
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Expect.isFalse(m1.isEmpty);
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Expect.equals(1, m1.length);
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Expect.throwsUnsupportedError(() => m1.remove('__proto__'));
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Expect.throwsUnsupportedError(() => m1.remove('b'));
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Expect.throwsUnsupportedError(() => m1.clear());
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Expect.throwsUnsupportedError(() => m1['b'] = 42);
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Expect.throwsUnsupportedError(() => m1['__proto__'] = 499);
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Expect.throwsUnsupportedError(() => m1.putIfAbsent('__proto__', () => 499));
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Expect.throwsUnsupportedError(() => m1.putIfAbsent('z', () => 499));
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Expect.equals(499, m2['a']);
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Expect.equals(42, m2['b']);
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Expect.equals(null, m2['c']);
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Expect.equals(null, m2['__proto__']);
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Expect.listEquals(['a', 'b'], m2.keys.toList());
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Expect.listEquals([499, 42], m2.values.toList());
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Expect.isTrue(m2.containsKey('a'));
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Expect.isTrue(m2.containsKey('b'));
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Expect.isFalse(m2.containsKey('toString'));
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Expect.isFalse(m2.containsKey('__proto__'));
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Expect.isTrue(m2.containsValue(499));
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Expect.isTrue(m2.containsValue(42));
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Expect.isFalse(m2.containsValue(null));
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seenKeys = [];
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seenValues = [];
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m2.forEach((key, value) {
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seenKeys.add(key);
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seenValues.add(value);
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});
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Expect.listEquals(['a', 'b'], seenKeys);
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Expect.listEquals([499, 42], seenValues);
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Expect.isFalse(m2.isEmpty);
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Expect.equals(2, m2.length);
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Expect.throwsUnsupportedError(() => m2.remove('a'));
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Expect.throwsUnsupportedError(() => m2.remove('b'));
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Expect.throwsUnsupportedError(() => m2.remove('__proto__'));
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Expect.throwsUnsupportedError(() => m2.clear());
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Expect.throwsUnsupportedError(() => m2['a'] = 499);
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Expect.throwsUnsupportedError(() => m2['b'] = 42);
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Expect.throwsUnsupportedError(() => m2['__proto__'] = 499);
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Expect.throwsUnsupportedError(() => m2.putIfAbsent('a', () => 499));
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Expect.throwsUnsupportedError(() => m2.putIfAbsent('__proto__', () => 499));
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Expect.throwsUnsupportedError(() => m2['a'] = 499);
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Expect.isTrue(identical(m1, m3));
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}
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