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sourceRevisionAtLastExport: 33f2fb0e53d135f0ee17cfccd9d993eb2a6f47de targetRevisionAtLastExport: 31340cbd9add103f586d501b0c3354b7b182abc0
28 lines
940 B
JavaScript
28 lines
940 B
JavaScript
// Copyright 2014 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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// Ported from
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// https://github.com/tc39/Array.prototype.includes/blob/master/test/number-this.js
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// using https://www.npmjs.org/package/test262-to-mjsunit
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// Array.prototype.includes should use ToObject on this, so that when called
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// with a number, it picks up numeric properties from Number.prototype
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(function() {
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Number.prototype[0] = "a";
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Number.prototype[1] = "b";
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Object.defineProperty(Number.prototype, 2, {
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get: function() {
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assertEquals("object", typeof this);
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return "c";
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}
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});
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Number.prototype.length = 3;
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assertTrue(Array.prototype.includes.call(5, "a"));
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assertTrue(Array.prototype.includes.call(5, "b"));
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assertTrue(Array.prototype.includes.call(5, "c"));
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assertFalse(Array.prototype.includes.call(5, "d"));
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})();
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