mirror of https://github.com/tc39/test262.git
19 lines
611 B
JavaScript
19 lines
611 B
JavaScript
// Copyright (c) 2012 Ecma International. 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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This test is actually testing the [[Delete]] internal method (8.12.8). Since the
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language provides no way to directly exercise [[Delete]], the tests are placed here.
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esid: sec-delete-operator-runtime-semantics-evaluation
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description: delete operator returns false when deleting a property(length)
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flags: [noStrict]
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---*/
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var a = [1, 2, 3];
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a.x = 10;
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var d = delete a.length;
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assert.sameValue(d, false, 'd');
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assert.sameValue(a.length, 3, 'a.length');
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