74edfccd45
This behavior has been staged successfully without a bug report, and has been shipped in the latest versions of Firefox and Safari. Bug: v8:5070 Cq-Include-Trybots: master.tryserver.blink:linux_trusty_blink_rel Change-Id: I084cae2cc303d6a213bd6789297b91656e162d6b Reviewed-on: https://chromium-review.googlesource.com/595129 Reviewed-by: Daniel Ehrenberg <littledan@chromium.org> Commit-Queue: Adam Klein <adamk@chromium.org> Cr-Commit-Position: refs/heads/master@{#47098}
73 lines
2.5 KiB
JavaScript
73 lines
2.5 KiB
JavaScript
// Copyright 2010 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Test that installing a getter on the global object instead of a
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// normal property works.
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x = 0;
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function getX() { return x; }
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for (var i = 0; i < 10; i++) {
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assertEquals(i < 5 ? 0 : 42, getX());
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if (i == 4) this.__defineGetter__("x", function() { return 42; });
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}
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// Test that installing a setter on the global object instead of a
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// normal property works.
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y = 0;
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var setter_y;
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function setY(value) { y = value; }
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for (var i = 0; i < 10; i++) {
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setY(i);
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assertEquals(i < 5 ? i : 2 * i, y);
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if (i == 4) {
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this.__defineSetter__("y", function(value) { setter_y = 2 * value; });
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this.__defineGetter__("y", function() { return setter_y; });
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}
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}
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// Test that replacing a getter with a normal property works as
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// expected.
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this.__defineGetter__("z", function() { return 42; });
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function getZ() { return z; }
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for (var i = 0; i < 10; i++) {
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assertEquals(i < 5 ? 42 : 0, getZ());
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if (i == 4) {
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delete z;
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z = 0;
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}
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}
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