JezK
Edit File: mirror-regexp.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. // Flags: --expose-debug-as debug // Test the mirror object for regular expression values var all_attributes = debug.PropertyAttribute.ReadOnly | debug.PropertyAttribute.DontEnum | debug.PropertyAttribute.DontDelete; var expected_attributes = { 'source': all_attributes, 'global': all_attributes, 'ignoreCase': all_attributes, 'multiline': all_attributes, 'lastIndex': debug.PropertyAttribute.DontEnum | debug.PropertyAttribute.DontDelete }; function MirrorRefCache(json_refs) { var tmp = eval('(' + json_refs + ')'); this.refs_ = []; for (var i = 0; i < tmp.length; i++) { this.refs_[tmp[i].handle] = tmp[i]; } } MirrorRefCache.prototype.lookup = function(handle) { return this.refs_[handle]; } function testRegExpMirror(r) { // Create mirror and JSON representation. var mirror = debug.MakeMirror(r); var serializer = debug.MakeMirrorSerializer(); var json = JSON.stringify(serializer.serializeValue(mirror)); var refs = new MirrorRefCache( JSON.stringify(serializer.serializeReferencedObjects())); // Check the mirror hierachy. assertTrue(mirror instanceof debug.Mirror); assertTrue(mirror instanceof debug.ValueMirror); assertTrue(mirror instanceof debug.ObjectMirror); assertTrue(mirror instanceof debug.RegExpMirror); // Check the mirror properties. assertTrue(mirror.isRegExp()); assertEquals('regexp', mirror.type()); assertFalse(mirror.isPrimitive()); for (var p in expected_attributes) { assertEquals(expected_attributes[p], mirror.property(p).attributes(), p + ' attributes'); } // Test text representation assertEquals('/' + r.source + '/', mirror.toText()); // Parse JSON representation and check. var fromJSON = eval('(' + json + ')'); assertEquals('regexp', fromJSON.type); assertEquals('RegExp', fromJSON.className); for (var p in expected_attributes) { for (var i = 0; i < fromJSON.properties.length; i++) { if (fromJSON.properties[i].name == p) { assertEquals(expected_attributes[p], fromJSON.properties[i].attributes, 'Unexpected value for ' + p + ' attributes'); assertEquals(mirror.property(p).propertyType(), fromJSON.properties[i].propertyType, 'Unexpected value for ' + p + ' propertyType'); assertEquals(mirror.property(p).value().handle(), fromJSON.properties[i].ref, 'Unexpected handle for ' + p); assertEquals(mirror.property(p).value().value(), refs.lookup(fromJSON.properties[i].ref).value, 'Unexpected value for ' + p); } } } } // Test Date values. testRegExpMirror(/x/); testRegExpMirror(/[abc]/); testRegExpMirror(/[\r\n]/g); testRegExpMirror(/a*b/gmi);