mirror of https://github.com/tc39/test262.git
51 lines
1.5 KiB
JavaScript
51 lines
1.5 KiB
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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info: >
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If the length property is changed, every property whose name
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is an array index whose value is not smaller than the new length is automatically deleted
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es5id: 15.4.5.2_A3_T2
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description: >
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If new length greater than the name of every property whose name
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is an array index
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---*/
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//CHECK#1
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var x = [];
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x[1] = 1;
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x[3] = 3;
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x[5] = 5;
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x.length = 4;
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if (x.length !== 4) {
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$ERROR('#1: x = []; x[1] = 1; x[3] = 3; x[5] = 5; x.length = 4; x.length === 4. Actual: ' + (x.length));
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}
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//CHECK#2
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if (x[5] !== undefined) {
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$ERROR('#2: x = []; x[1] = 1; x[3] = 3; x[5] = 5; x.length = 4; x[5] === undefined. Actual: ' + (x[5]));
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}
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//CHECK#3
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if (x[3] !== 3) {
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$ERROR('#3: x = []; x[1] = 1; x[3] = 3; x[5] = 5; x.length = 4; x[3] === 3. Actual: ' + (x[3]));
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}
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//CHECK#4
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x.length = new Number(6);
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if (x[5] !== undefined) {
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$ERROR('#4: x = []; x[1] = 1; x[3] = 3; x[5] = 5; x.length = 4; x.length = new Number(6); x[5] === undefined. Actual: ' + (x[5]));
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}
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//CHECK#5
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x.length = 0;
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if (x[0] !== undefined) {
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$ERROR('#5: x = []; x[1] = 1; x[3] = 3; x[5] = 5; x.length = 4; x.length = new Number(6); x.length = 0; x[0] === undefined. Actual: ' + (x[0]));
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}
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//CHECK#6
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x.length = 1;
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if (x[1] !== undefined) {
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$ERROR('#6: x = []; x[1] = 1; x[3] = 3; x[5] = 5; x.length = 4; x.length = new Number(6); x.length = 0; x.length = 1; x[1] === undefined. Actual: ' + (x[1]));
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}
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