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Diffstat (limited to 'src/3rdparty/v8/test/mjsunit/override-read-only-property.js')
-rw-r--r-- | src/3rdparty/v8/test/mjsunit/override-read-only-property.js | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/src/3rdparty/v8/test/mjsunit/override-read-only-property.js b/src/3rdparty/v8/test/mjsunit/override-read-only-property.js deleted file mode 100644 index 2876ae1..0000000 --- a/src/3rdparty/v8/test/mjsunit/override-read-only-property.js +++ /dev/null @@ -1,66 +0,0 @@ -// Copyright 2009 the V8 project authors. All rights reserved. -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following -// disclaimer in the documentation and/or other materials provided -// with the distribution. -// * Neither the name of Google Inc. nor the names of its -// contributors may be used to endorse or promote products derived -// from this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -// Flags: --es5_readonly - -// According to ECMA-262, sections 8.6.2.2 and 8.6.2.3 you're not -// allowed to override read-only properties, not even if the read-only -// property is in the prototype chain. -// -// However, for compatibility with WebKit/JSC, we allow the overriding -// of read-only properties in prototype chains. - -function F() {}; -F.prototype = Number; - -var original_number_max = Number.MAX_VALUE; - -// Assignment to a property which does not exist on the object itself, -// but is read-only in a prototype does not take effect. -var f = new F(); -assertEquals(original_number_max, f.MAX_VALUE); -f.MAX_VALUE = 42; -assertEquals(original_number_max, f.MAX_VALUE); - -// Assignment to a property which does not exist on the object itself, -// but is read-only in a prototype does not take effect. -f = new F(); -with (f) { - MAX_VALUE = 42; -} -assertEquals(original_number_max, f.MAX_VALUE); - -// Assignment to read-only property on the object itself is ignored. -Number.MAX_VALUE = 42; -assertEquals(original_number_max, Number.MAX_VALUE); - -// G should be read-only on the global object and the assignment is -// ignored. -(function G() { - eval("G = 42;"); - assertTrue(typeof G === 'function'); -})(); |