JezK
Edit File: regress-1246.js
// Copyright 2011 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. // This regression tests the behaviour of the parseInt function when // the given radix is not a SMI. // Flags: --allow-natives-syntax var nonSmi10 = Math.log(Math.exp(10)); var nonSmi16 = Math.log(Math.exp(16)); assertTrue(!%_IsSmi(nonSmi10) && nonSmi10 == 10); assertTrue(!%_IsSmi(nonSmi16) && nonSmi16 == 16); // Giving these values as the radix argument triggers radix detection. var radix_detect = [0, -0, NaN, Infinity, -Infinity, undefined, null, "0", "-0", "a"]; // These values will result in an integer radix outside of the valid range. var radix_invalid = [1, 37, -2, "-2", "37"]; // These values will trigger decimal parsing. var radix10 = [10, 10.1, "10", "10.1", nonSmi10]; // These values will trigger hexadecimal parsing. var radix16 = [16, 16.1, 0x10, "0X10", nonSmi16]; for (var i = 0; i < radix_detect.length; i++) { var radix = radix_detect[i]; assertEquals(NaN, parseInt("", radix)); assertEquals(23, parseInt("23", radix)); assertEquals(0xaf, parseInt("0xaf", radix)); assertEquals(NaN, parseInt("af", radix)); } for (var i = 0; i < radix_invalid.length; i++) { var radix = radix_invalid[i]; assertEquals(NaN, parseInt("", radix)); assertEquals(NaN, parseInt("23", radix)); assertEquals(NaN, parseInt("0xaf", radix)); assertEquals(NaN, parseInt("af", radix)); } for (var i = 0; i < radix10.length; i++) { var radix = radix10[i]; assertEquals(NaN, parseInt("", radix)); assertEquals(23, parseInt("23", radix)); assertEquals(0, parseInt("0xaf", radix)); assertEquals(NaN, parseInt("af", radix)); } for (var i = 0; i < radix16.length; i++) { var radix = radix16[i]; assertEquals(NaN, parseInt("", radix)); assertEquals(0x23, parseInt("23", radix)); assertEquals(0xaf, parseInt("0xaf", radix)); assertEquals(0xaf, parseInt("af", radix)); }