1a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Copyright 2008 the V8 project authors. All rights reserved. 2a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Redistribution and use in source and binary forms, with or without 3a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// modification, are permitted provided that the following conditions are 4a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// met: 5a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// 6a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Redistributions of source code must retain the above copyright 7a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// notice, this list of conditions and the following disclaimer. 8a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Redistributions in binary form must reproduce the above 9a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// copyright notice, this list of conditions and the following 10a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// disclaimer in the documentation and/or other materials provided 11a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// with the distribution. 12a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// * Neither the name of Google Inc. nor the names of its 13a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// contributors may be used to endorse or promote products derived 14a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// from this software without specific prior written permission. 15a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// 16a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 28a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Flags: --expose-debug-as debug 29a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Test the mirror object for unresolved functions. 30a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 31a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockfunction MirrorRefCache(json_refs) { 32a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block var tmp = eval('(' + json_refs + ')'); 33a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block this.refs_ = []; 34a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block for (var i = 0; i < tmp.length; i++) { 35a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block this.refs_[tmp[i].handle] = tmp[i]; 36a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block } 37a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 38a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 39a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockMirrorRefCache.prototype.lookup = function(handle) { 40a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block return this.refs_[handle]; 41a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block} 42a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 43a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar mirror = new debug.UnresolvedFunctionMirror("f"); 44a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar serializer = debug.MakeMirrorSerializer(); 45a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar json = JSON.stringify(serializer.serializeValue(mirror)); 46a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar refs = new MirrorRefCache( 47a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block JSON.stringify(serializer.serializeReferencedObjects())); 48a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 49a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Check the mirror hierachy for unresolved functions. 50a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertTrue(mirror instanceof debug.Mirror); 51a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertTrue(mirror instanceof debug.ValueMirror); 52a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertTrue(mirror instanceof debug.ObjectMirror); 53a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertTrue(mirror instanceof debug.FunctionMirror); 54a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block 55a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Check the mirror properties for unresolved functions. 56a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertTrue(mirror.isUnresolvedFunction()); 57a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('function', mirror.type()); 58a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertFalse(mirror.isPrimitive()); 59a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("Function", mirror.className()); 60a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("f", mirror.name()); 61a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('undefined', typeof mirror.inferredName()); 62a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertFalse(mirror.resolved()); 63a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(void 0, mirror.source()); 64a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('undefined', mirror.constructorFunction().type()); 65a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('undefined', mirror.protoObject().type()); 66a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('undefined', mirror.prototypeObject().type()); 67589d6979ff2ef66fca2d8fa51404c369ca5e9250Ben Murdoch 68a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Block// Parse JSON representation of unresolved functions and check. 69a7e24c173cf37484693b9abb38e494fa7bd7baebSteve Blockvar fromJSON = eval('(' + json + ')'); 70a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('function', fromJSON.type, 'Unexpected mirror type in JSON'); 71a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('Function', fromJSON.className, 'Unexpected mirror class name in JSON'); 72a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(mirror.constructorFunction().handle(), fromJSON.constructorFunction.ref, 'Unexpected constructor function handle in JSON'); 73a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('undefined', refs.lookup(fromJSON.constructorFunction.ref).type, 'Unexpected constructor function type in JSON'); 74a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(mirror.protoObject().handle(), fromJSON.protoObject.ref, 'Unexpected proto object handle in JSON'); 75a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('undefined', refs.lookup(fromJSON.protoObject.ref).type, 'Unexpected proto object type in JSON'); 76a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(mirror.prototypeObject().handle(), fromJSON.prototypeObject.ref, 'Unexpected prototype object handle in JSON'); 77a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals('undefined', refs.lookup(fromJSON.prototypeObject.ref).type, 'Unexpected prototype object type in JSON'); 78a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertFalse(fromJSON.resolved); 79a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals("f", fromJSON.name); 80a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertFalse('inferredName' in fromJSON); 81a7e24c173cf37484693b9abb38e494fa7bd7baebSteve BlockassertEquals(void 0, fromJSON.source); 82