DevTools: create test infrastructure so devtools drives the test

third_party/WebKit/Source/devtools/front_end/main/Main.js

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2007 Matt Lilek (pewtermoose@gmail.com).
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 131 matching lines @@
     Runtime.experiments.setDefaultExperiments([
       'continueToLocationMarkers', 'autoAttachToCrossProcessSubframes', 'objectPreviews', 'audits2',
       'networkGroupingRequests', 'timelineColorByProduct'
     ]);
   }
 
   /**
    * @suppressGlobalPropertiesCheck
    */
   _createAppUI() {
-    console.time('Main._createAppUI');
+    Main.time('Main._createAppUI');
 
     UI.viewManager = new UI.ViewManager();
 
     // Request filesystems early, we won't create connections until callback is fired. Things will happen in parallel.
     Persistence.isolatedFileSystemManager = new Persistence.IsolatedFileSystemManager();
 
     var themeSetting = Common.settings.createSetting('uiTheme', 'default');
     UI.initializeUIUtils(document, themeSetting);
     themeSetting.addChangeListener(Components.reload.bind(Components));
 
@@ skipping 48 matching lines @@
     new Main.SourcesPanelIndicator();
     new Main.BackendSettingsSync();
 
     UI.actionRegistry = new UI.ActionRegistry();
     UI.shortcutRegistry = new UI.ShortcutRegistry(UI.actionRegistry, document);
     UI.ShortcutsScreen.registerShortcuts();
     this._registerForwardedShortcuts();
     this._registerMessageSinkListener();
 
     self.runtime.extension(Common.AppProvider).instance().then(this._showAppUI.bind(this));
-    console.timeEnd('Main._createAppUI');
+    Main.timeEnd('Main._createAppUI');
   }
 
   /**
    * @param {!Object} appProvider
    * @suppressGlobalPropertiesCheck
    */
   _showAppUI(appProvider) {
-    console.time('Main._showAppUI');
+    Main.time('Main._showAppUI');
     var app = /** @type {!Common.AppProvider} */ (appProvider).createApp();
     // It is important to kick controller lifetime after apps are instantiated.
     Components.dockController.initialize();
     app.presentUI(document);
 
     var toggleSearchNodeAction = UI.actionRegistry.action('elements.toggle-element-search');
     // TODO: we should not access actions from other modules.
     if (toggleSearchNodeAction) {
       InspectorFrontendHost.events.addEventListener(
           InspectorFrontendHostAPI.Events.EnterInspectElementMode,
@@ skipping 18 matching lines @@
     /**
      * @param {string} value
      * @param {!Common.QueryParamHandler} handler
      */
     function handleQueryParam(value, handler) {
       handler.handleQueryParam(value);
     }
 
     // Allow UI cycles to repaint prior to creating connection.
     setTimeout(this._initializeTarget.bind(this), 0);
-    console.timeEnd('Main._showAppUI');
+    Main.timeEnd('Main._showAppUI');
   }
 
   _initializeTarget() {
-    console.time('Main._initializeTarget');
+    Main.time('Main._initializeTarget');
     SDK.targetManager.connectToMainTarget(webSocketConnectionLost);
 
     InspectorFrontendHost.readyForTest();
     // Asynchronously run the extensions.
     setTimeout(this._lateInitialization.bind(this), 100);
-    console.timeEnd('Main._initializeTarget');
+    Main.timeEnd('Main._initializeTarget');
 
     function webSocketConnectionLost() {
       if (!Main._disconnectedScreenWithReasonWasShown)
         Main.RemoteDebuggingTerminatedScreen.show('WebSocket disconnected');
     }
   }
 
   _lateInitialization() {
     console.timeStamp('Main._lateInitialization');
     this._registerShortcuts();
@@ skipping 663 matching lines @@
   /**
    * @override
    * @return {?Element}
    */
   settingElement() {
     return UI.SettingsUI.createSettingCheckbox(
         Common.UIString('Show rulers'), Common.moduleSetting('showMetricsRulers'));
   }
 };
 
+/**
+ * @param {string} label
+ */
+Main.time = function(label) {

[dgozman, 2017/06/19 22:55:52]

Use static function in Main class instead.

[chenwilliam, 2017/06/19 23:48:18]

Done.

+  if (Host.isUnderTest())
+    return;
+  console.time(label);
+};
+
+/**
+ * @param {string} label
+ */
+Main.timeEnd = function(label) {
+  if (Host.isUnderTest())
+    return;
+  console.timeEnd(label);
+};
+
 new Main.Main();