15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)function TimelineModelShim() { 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) tracing.TimelineModel.apply(this, arguments); 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TimelineModelShim.prototype = { 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) __proto__: tracing.TimelineModel.prototype, 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) invokeMethod: function(methodName, args) { 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) var sendToPython = function(obj) { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We use sendJSON here because domAutomationController's send() chokes on 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // large amounts of data. Inside of send() it converts the arg to JSON and 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // invokes sendJSON. The JSON conversion is what fails. This way works 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // around the bad code, but note that the recieving python converts from 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // JSON before passing it back to the pyauto test. 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) window.domAutomationController.sendJSON( 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) JSON.stringify(obj) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ); 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) var result; 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) try { 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) result = this[methodName].apply(this, JSON.parse(args)); 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } catch( e ) { 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) var ret = { 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) success: false, 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) message: 'Unspecified error', 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }; 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // We'll try sending the entire exception. If that doesn't work, it's ok. 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) try { 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ret.exception = JSON.stringify(e); 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } catch(e2) {} 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if( typeof(e) == 'string' || e instanceof String ) { 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ret.message = e; 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if( e.stack != undefined ) ret.stack = e.stack; 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if( e.message != undefined ) ret.message = e.message; 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sendToPython(ret); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) throw e; 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sendToPython({ 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) success: true, 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) data: result 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) }); 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}, 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// This causes the PyAuto ExecuteJavascript call which executed this file to 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// return. 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)window.domAutomationController.send(''); 54