JezK
Edit File: top-level-assignments.js
// 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. // Testing that optimization of top-level object initialization doesn't // break V8. var x = new Object(); x.a = 7; x.b = function() { return 42; }; x.c = 88; x.d = "A Man Called Horse"; assertEquals(7, x.a); assertEquals(42, x.b()); assertEquals(88, x.c); assertEquals("A Man Called Horse", x.d); var y = new Object(); y.a = 7; y.b = function() { return 42; }; y.c = 12 * y.a; y.d = "A Man Called Horse"; assertEquals(84, y.c); var z = new Object(); z.a = 3; function forty_two() { return 42; }; z.a += 4; z.b = forty_two; z.c = 12; z.c *= z.a; z.d = "A Man Called Horse"; assertEquals(84, z.c); var x1 = new Object(); var x2 = new Object(); x1.a = 7; x1.b = function() { return 42; }; x2.a = 7; x2.b = function() { return 42; }; x1.c = 88; x1.d = "A Man Called Horse"; x2.c = 88; x2.d = "A Man Called Horse"; assertEquals(7, x1.a); assertEquals(42, x1.b()); assertEquals(88, x1.c); assertEquals("A Man Called Horse", x1.d); assertEquals(7, x2.a); assertEquals(42, x2.b()); assertEquals(88, x2.c); assertEquals("A Man Called Horse", x2.d); function Calculator(x, y) { this.x = x; this.y = y; } Calculator.prototype.sum = function() { return this.x + this.y; }; Calculator.prototype.difference = function() { return this.x - this.y; }; Calculator.prototype.product = function() { return this.x * this.y; }; Calculator.prototype.quotient = function() { return this.x / this.y; }; var calc = new Calculator(20, 10); assertEquals(30, calc.sum()); assertEquals(10, calc.difference()); assertEquals(200, calc.product()); assertEquals(2, calc.quotient()); var x = new Object(); x.__defineGetter__('a', function() { return 7 }); x.b = function() { return 42; }; x.c = 88; x.d = "A Man Called Horse"; assertEquals(7, x.a); assertEquals(42, x.b()); assertEquals(88, x.c); assertEquals("A Man Called Horse", x.d);