JezK
Edit File: to_number_order.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. var x = ""; var v = new Object(); var w = new Object(); var vv = function() { x += "hest"; return 1; } var ww = function() { x += "fisk"; return 2; } v.valueOf = vv; w.valueOf = ww; assertEquals(1, Math.min(v,w)); assertEquals("hestfisk", x, "min"); x = ""; assertEquals(2, Math.max(v,w)); assertEquals("hestfisk", x, "max"); x = ""; assertEquals(1, Math.max(v,v)); assertEquals("hesthest", x, "max_identical"); x = ""; assertEquals(2, Math.min(w,w)); assertEquals("fiskfisk", x, "max"); x = ""; assertEquals(Math.atan2(1, 2), Math.atan2(v, w)); // JSC says fiskhest. assertEquals("hestfisk", x, "atan2"); x = ""; assertEquals(1, Math.pow(v, w)); assertEquals("hestfisk", x, "pow"); var year = { valueOf: function() { x += 1; return 2007; } }; var month = { valueOf: function() { x += 2; return 2; } }; var date = { valueOf: function() { x += 3; return 4; } }; var hours = { valueOf: function() { x += 4; return 13; } }; var minutes = { valueOf: function() { x += 5; return 50; } }; var seconds = { valueOf: function() { x += 6; return 0; } }; var ms = { valueOf: function() { x += 7; return 999; } }; x = ""; new Date(year, month, date, hours, minutes, seconds, ms); // JSC fails this one: Returns 12345671234567. assertEquals("1234567", x, "Date"); x = ""; Date(year, month, date, hours, minutes, seconds, ms); assertEquals("", x, "Date not constructor"); x = ""; Date.UTC(year, month, date, hours, minutes, seconds, ms); // JSC fails this one: Returns 12345671234567. assertEquals("1234567", x, "Date.UTC"); x = ""; new Date().setSeconds(seconds, ms); assertEquals("67", x, "Date.UTC"); x = ""; new Date().setSeconds(seconds, ms); assertEquals("67", x, "Date.setSeconds"); x = ""; new Date().setUTCSeconds(seconds, ms); assertEquals("67", x, "Date.setUTCSeconds"); x = ""; new Date().setMinutes(minutes, seconds, ms); assertEquals("567", x, "Date.setMinutes"); x = ""; new Date().setUTCMinutes(minutes, seconds, ms); assertEquals("567", x, "Date.setUTCMinutes"); x = ""; new Date().setHours(hours, minutes, seconds, ms); assertEquals("4567", x, "Date.setHours"); x = ""; new Date().setUTCHours(hours, minutes, seconds, ms); assertEquals("4567", x, "Date.setUTCHours"); x = ""; new Date().setDate(date, hours, minutes, seconds, ms); assertEquals("3", x, "Date.setDate"); x = ""; new Date().setUTCDate(date, hours, minutes, seconds, ms); assertEquals("3", x, "Date.setUTCDate"); x = ""; new Date().setMonth(month, date, hours, minutes, seconds, ms); assertEquals("23", x, "Date.setMonth"); x = ""; new Date().setUTCMonth(month, date, hours, minutes, seconds, ms); assertEquals("23", x, "Date.setUTCMonth"); x = ""; new Date().setFullYear(year, month, date, hours, minutes, seconds, ms); assertEquals("123", x, "Date.setFullYear"); x = ""; new Date().setUTCFullYear(year, month, date, hours, minutes, seconds, ms); assertEquals("123", x, "Date.setUTCFullYear"); x = ""; var a = { valueOf: function() { x += "hest"; return 97; } }; var b = { valueOf: function() { x += "fisk"; return 98; } }; assertEquals("ab", String.fromCharCode(a, b), "String.fromCharCode"); assertEquals("hestfisk", x, "String.fromCharCode valueOf order"); // Test whether valueOf is called when comparing identical objects x = ""; assertTrue(a < b, "Compare objects a < b"); assertEquals("hestfisk", x, "Compare objects a < b valueOf order"); x = ""; assertFalse(a < a, "Compare objects a < a"); // assertEquals("hesthest", x, "Compare objects a < a valueOf order"); x = ""; assertTrue(a == a, "Compare objects a == a"); assertEquals("", x, "Compare objects a == a valueOf not called"); x = ""; assertFalse(b > b, "Compare objects b > b"); assertEquals("fiskfisk", x, "Compare objects b > b valueOf order"); x = ""; assertTrue(b >= b, "Compare objects b >= b"); assertEquals("fiskfisk", x, "Compare objects b >= b valueOf order"); x = ""; assertFalse(a > b, "Compare objects a > b"); assertEquals("hestfisk", x, "Compare objects a > b valueOf order"); x = ""; assertFalse(a > void(0), "Compare objects a > undefined"); assertEquals("hest", x, "Compare objects a > undefined valueOf order"); x = ""; assertFalse(void(0) > b, "Compare objects undefined > b"); assertEquals("fisk", x, "Compare objects undefined > b valueOf order"); function identical_object_comparison() { x = ""; assertTrue(a < b, "Compare objects a < b"); assertEquals("hestfisk", x, "Compare objects a < b valueOf order"); x = ""; assertFalse(a < a, "Compare objects a < a"); // assertEquals("hesthest", x, "Compare objects a < a valueOf order"); x = ""; assertTrue(a == a, "Compare objects a == a"); assertEquals("", x, "Compare objects a == a valueOf not called"); x = ""; assertFalse(b > b, "Compare objects b > b"); assertEquals("fiskfisk", x, "Compare objects b > b valueOf order"); x = ""; assertTrue(b >= b, "Compare objects b >= b"); assertEquals("fiskfisk", x, "Compare objects b >= b valueOf order"); x = ""; assertFalse(a > b, "Compare objects a > b"); assertEquals("hestfisk", x, "Compare objects a > b valueOf order"); x = ""; assertFalse(a > void(0), "Compare objects a > undefined"); assertEquals("hest", x, "Compare objects a > undefined valueOf order"); x = ""; assertFalse(void(0) > b, "Compare objects undefined > b"); assertEquals("fisk", x, "Compare objects undefined > b valueOf order"); } // Call inside loop to test optimization and possible caching. for (i = 0; i < 3; ++i) { identical_object_comparison(); } print("ok");