1 // Copyright 2011 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 // This regression tests the behaviour of the parseInt function when 29 // the given radix is not a SMI. 30 31 // Flags: --allow-natives-syntax 32 33 var nonSmi10 = Math.log(Math.exp(10)); 34 var nonSmi16 = Math.log(Math.exp(16)); 35 36 assertTrue(!%_IsSmi(nonSmi10) && nonSmi10 == 10); 37 assertTrue(!%_IsSmi(nonSmi16) && nonSmi16 == 16); 38 39 // Giving these values as the radix argument triggers radix detection. 40 var radix_detect = [0, -0, NaN, Infinity, -Infinity, undefined, null, 41 "0", "-0", "a"]; 42 43 // These values will result in an integer radix outside of the valid range. 44 var radix_invalid = [1, 37, -2, "-2", "37"]; 45 46 // These values will trigger decimal parsing. 47 var radix10 = [10, 10.1, "10", "10.1", nonSmi10]; 48 49 // These values will trigger hexadecimal parsing. 50 var radix16 = [16, 16.1, 0x10, "0X10", nonSmi16]; 51 52 for (var i = 0; i < radix_detect.length; i++) { 53 var radix = radix_detect[i]; 54 assertEquals(NaN, parseInt("", radix)); 55 assertEquals(23, parseInt("23", radix)); 56 assertEquals(0xaf, parseInt("0xaf", radix)); 57 assertEquals(NaN, parseInt("af", radix)); 58 } 59 60 for (var i = 0; i < radix_invalid.length; i++) { 61 var radix = radix_invalid[i]; 62 assertEquals(NaN, parseInt("", radix)); 63 assertEquals(NaN, parseInt("23", radix)); 64 assertEquals(NaN, parseInt("0xaf", radix)); 65 assertEquals(NaN, parseInt("af", radix)); 66 } 67 68 for (var i = 0; i < radix10.length; i++) { 69 var radix = radix10[i]; 70 assertEquals(NaN, parseInt("", radix)); 71 assertEquals(23, parseInt("23", radix)); 72 assertEquals(0, parseInt("0xaf", radix)); 73 assertEquals(NaN, parseInt("af", radix)); 74 } 75 76 for (var i = 0; i < radix16.length; i++) { 77 var radix = radix16[i]; 78 assertEquals(NaN, parseInt("", radix)); 79 assertEquals(0x23, parseInt("23", radix)); 80 assertEquals(0xaf, parseInt("0xaf", radix)); 81 assertEquals(0xaf, parseInt("af", radix)); 82 } 83 84