JezK
Edit File: char-escape.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. // Check that character escapes are understood as one char var escapes = ["\b", "\t", "\n", "\v", "\f", "\r", "\"", "\'", "\\", "\x4a", "\u005f"]; for (var i = 0; i < escapes.length; i++) { var str = escapes[i]; assertEquals(1, str.length); assertEquals(str, str.charAt(0)); } function code(str) { return str.charCodeAt(0); } // Do the single escape chars have the right value? assertEquals(0x08, code("\b")); assertEquals(0x09, code("\t")); assertEquals(0x0A, code("\n")); assertEquals(0x0B, code("\v")); assertEquals(0x0C, code("\f")); assertEquals(0x0D, code("\r")); assertEquals(0x22, code("\"")); assertEquals(0x27, code("\'")); assertEquals(0x5c, code("\\")); // Do the hex and unicode escape chars have the right value? assertEquals(0x4a, code("\x4a")); assertEquals(0x5f, code("\u005f"));