925364f5b4
Because we generated a different hash code for 0 and -0 we ended up not even getting to the SameValueZero check. BUG=v8:3906 LOG=N R=adamk Review URL: https://codereview.chromium.org/947443005 Cr-Commit-Position: refs/heads/master@{#26787}
52 lines
1.2 KiB
JavaScript
52 lines
1.2 KiB
JavaScript
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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'use strict';
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var set = new Set();
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var objectKey = {};
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var stringKey = 'keykeykey';
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var numberKey = 42.24;
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var booleanKey = true;
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var undefinedKey = undefined;
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var nullKey = null;
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var nanKey = NaN;
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var zeroKey = 0;
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var minusZeroKey = -0;
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assertEquals(set.size, 0);
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set.add(objectKey);
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set.add(stringKey);
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set.add(numberKey);
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set.add(booleanKey);
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set.add(undefinedKey);
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set.add(nullKey);
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set.add(nanKey);
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set.add(zeroKey);
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assertEquals(8, set.size);
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assertTrue(set.has(objectKey));
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assertTrue(set.has(stringKey));
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assertTrue(set.has(numberKey));
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assertTrue(set.has(booleanKey));
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assertTrue(set.has(undefinedKey));
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assertTrue(set.has(nullKey));
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assertTrue(set.has(nanKey));
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assertTrue(set.has(zeroKey));
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assertFalse(set.has({}));
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assertTrue(set.has('keykeykey'));
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assertTrue(set.has(42.24));
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assertTrue(set.has(true));
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assertTrue(set.has(undefined));
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assertTrue(set.has(null));
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assertTrue(set.has(NaN));
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assertTrue(set.has(0));
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assertTrue(set.has(-0));
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assertTrue(set.has(1 / Infinity));
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assertTrue(set.has(-1 / Infinity));
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