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 28 // Test the optimized implementation of comparison with single-character 29 // strings. 30 31 var a = ['', String.fromCharCode(0), ' ', 'e', 'erik', 'f', 'foo', 'g', 'goo', 32 -1, 0, 1, 1.2, -7.9, true, false, 'foo', '0', 'NaN' ]; 33 for (var i in a) { 34 var x = a[i]; 35 var f = 'f'; 36 37 assertEquals(x == f, x == 'f', "==" + x); 38 assertEquals(x === f, x === 'f', "===" + x); 39 assertEquals(x < f, x < 'f', "<" + x); 40 assertEquals(x <= f, x <= 'f', "<=" + x); 41 assertEquals(x > f, x > 'f', ">" + x); 42 assertEquals(x >= f, x >= 'f', ">=" + x); 43 assertEquals(f == x, 'f' == x, "==r" + x); 44 assertEquals(f === x, 'f' === x, "===r" + x); 45 assertEquals(f > x, 'f' > x, "<r" + x); 46 assertEquals(f >= x, 'f' >= x, "<=r" + x); 47 assertEquals(f < x, 'f' < x, ">r" + x); 48 assertEquals(f <= x, 'f' <= x, ">=r" + x); 49 } 50 51
