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// Flags: --expose-debug-as debug 29// Test the mirror object for regular error objects 30 31function MirrorRefCache(json_refs) { 32 var tmp = eval('(' + json_refs + ')'); 33 this.refs_ = []; 34 for (var i = 0; i < tmp.length; i++) { 35 this.refs_[tmp[i].handle] = tmp[i]; 36 } 37} 38 39MirrorRefCache.prototype.lookup = function(handle) { 40 return this.refs_[handle]; 41} 42 43function testErrorMirror(e) { 44 // Create mirror and JSON representation. 45 var mirror = debug.MakeMirror(e); 46 var serializer = debug.MakeMirrorSerializer(); 47 var json = JSON.stringify(serializer.serializeValue(mirror)); 48 var refs = new MirrorRefCache( 49 JSON.stringify(serializer.serializeReferencedObjects())); 50 51 // Check the mirror hierachy. 52 assertTrue(mirror instanceof debug.Mirror); 53 assertTrue(mirror instanceof debug.ValueMirror); 54 assertTrue(mirror instanceof debug.ObjectMirror); 55 assertTrue(mirror instanceof debug.ErrorMirror); 56 57 // Check the mirror properties. 58 assertTrue(mirror.isError()); 59 assertEquals('error', mirror.type()); 60 assertFalse(mirror.isPrimitive()); 61 assertEquals(mirror.message(), e.message, 'source'); 62 63 // Parse JSON representation and check. 64 var fromJSON = eval('(' + json + ')'); 65 assertEquals('error', fromJSON.type); 66 assertEquals('Error', fromJSON.className); 67 if (e.message) { 68 var found_message = false; 69 for (var i in fromJSON.properties) { 70 var p = fromJSON.properties[i]; 71 print(p.name); 72 if (p.name == 'message') { 73 assertEquals(e.message, refs.lookup(p.ref).value); 74 found_message = true; 75 } 76 } 77 assertTrue(found_message, 'Property message not found'); 78 } 79 80 // Check the formatted text (regress 1231579). 81 assertEquals(fromJSON.text, e.toString(), 'toString'); 82} 83 84 85// Test Date values. 86testErrorMirror(new Error()); 87testErrorMirror(new Error('This does not work')); 88testErrorMirror(new Error(123+456)); 89testErrorMirror(new EvalError('EvalError')); 90testErrorMirror(new RangeError('RangeError')); 91testErrorMirror(new ReferenceError('ReferenceError')); 92testErrorMirror(new SyntaxError('SyntaxError')); 93testErrorMirror(new TypeError('TypeError')); 94testErrorMirror(new URIError('URIError')); 95