1// Copyright 2008 the V8 project authors. All rights reserved. 2// Redistribution and use in source and binary forms, with or without 3// modification, are permitted provided that the following conditions are 4// met: 5// 6// * Redistributions of source code must retain the above copyright 7// notice, this list of conditions and the following disclaimer. 8// * Redistributions in binary form must reproduce the above 9// copyright notice, this list of conditions and the following 10// disclaimer in the documentation and/or other materials provided 11// with the distribution. 12// * Neither the name of Google Inc. nor the names of its 13// contributors may be used to endorse or promote products derived 14// from this software without specific prior written permission. 15// 16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28function Construct(x) { return x; } 29 30assertFalse(null == new Construct(null)); 31assertFalse(void 0 == new Construct(void 0)); 32assertFalse(0 == new Construct(0)); 33assertFalse(1 == new Construct(1)); 34assertFalse(4.2 == new Construct(4.2)); 35assertFalse('foo' == new Construct('foo')); 36assertFalse(true == new Construct(true)); 37 38x = {}; 39assertTrue(x === new Construct(x)); 40assertFalse(x === new Construct(null)); 41assertFalse(x === new Construct(void 0)); 42assertFalse(x === new Construct(1)); 43assertFalse(x === new Construct(3.2)); 44assertFalse(x === new Construct(false)); 45assertFalse(x === new Construct('bar')); 46x = []; 47assertTrue(x === new Construct(x)); 48x = new Boolean(true); 49assertTrue(x === new Construct(x)); 50x = new Number(42); 51assertTrue(x === new Construct(x)); 52x = new String('foo'); 53assertTrue(x === new Construct(x)); 54x = function() { }; 55assertTrue(x === new Construct(x)); 56