JezK
Edit File: compare-character.js
// Copyright 2008 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. // Test the optimized implementation of comparison with single-character // strings. var a = ['', String.fromCharCode(0), ' ', 'e', 'erik', 'f', 'foo', 'g', 'goo', -1, 0, 1, 1.2, -7.9, true, false, 'foo', '0', 'NaN' ]; for (var i in a) { var x = a[i]; var f = 'f'; assertEquals(x == f, x == 'f', "==" + x); assertEquals(x === f, x === 'f', "===" + x); assertEquals(x < f, x < 'f', "<" + x); assertEquals(x <= f, x <= 'f', "<=" + x); assertEquals(x > f, x > 'f', ">" + x); assertEquals(x >= f, x >= 'f', ">=" + x); assertEquals(f == x, 'f' == x, "==r" + x); assertEquals(f === x, 'f' === x, "===r" + x); assertEquals(f > x, 'f' > x, "<r" + x); assertEquals(f >= x, 'f' >= x, "<=r" + x); assertEquals(f < x, 'f' < x, ">r" + x); assertEquals(f <= x, 'f' <= x, ">=r" + x); }