1 // Copyright 2013 the V8 project authors. All rights reserved. 2 // Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. 3 // 4 // Redistribution and use in source and binary forms, with or without 5 // modification, are permitted provided that the following conditions 6 // are met: 7 // 1. Redistributions of source code must retain the above copyright 8 // notice, this list of conditions and the following disclaimer. 9 // 2. Redistributions in binary form must reproduce the above copyright 10 // notice, this list of conditions and the following disclaimer in the 11 // documentation and/or other materials provided with the distribution. 12 // 13 // THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY 14 // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 15 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 16 // DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY 17 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 18 // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 19 // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON 20 // ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 21 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 22 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 24 description("This page tests deletion of properties on a string object."); 25 26 var str = "abc"; 27 shouldBe('str.length', '3'); 28 shouldBe('delete str.length', 'false'); 29 shouldBe('delete str[0]', 'false'); 30 shouldBe('delete str[1]', 'false'); 31 shouldBe('delete str[2]', 'false'); 32 shouldBe('delete str[3]', 'true'); 33 shouldBe('delete str[-1]', 'true'); 34 shouldBe('delete str[4294967294]', 'true'); 35 shouldBe('delete str[4294967295]', 'true'); 36 shouldBe('delete str[4294967296]', 'true'); 37 shouldBe('delete str[0.0]', 'false'); 38 shouldBe('delete str[0.1]', 'true'); 39 shouldBe('delete str[\'0.0\']', 'true'); 40 shouldBe('delete str.foo', 'true'); 41
