mirror of https://github.com/tc39/test262.git
26 lines
837 B
JavaScript
26 lines
837 B
JavaScript
// Copyright 2015 Microsoft Corporation. All rights reserved.
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// This code is governed by the license found in the LICENSE file.
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/*---
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description: map is called by passing null for thisArg
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es6id: 22.1.2.1
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---*/
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var arrayIndex = -1;
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var array = [ 2, 4, 8, 16, 32, 64, 128 ];
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function mapFn(value, index) {
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arrayIndex++;
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assert.sameValue(value, array[arrayIndex], "Value mismatch in mapFn at index " + index + ".");
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assert.sameValue(index, arrayIndex, "Index mismatch in mapFn.");
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return array[arrayIndex];
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}
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var a = Array.from(array, mapFn, null);
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assert.sameValue(a.length, array.length, "Length mismatch. array : " + a.length + ". Original array : " + array.length + ".");
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for (var j = 0; j < a.length; j++) {
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assert.sameValue(a[j], array[j], "Element mismatch for mapped array.");
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}
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