[Devtools] Added product entry tests for network

third_party/WebKit/LayoutTests/http/tests/inspector/page-mock.js

Index: third_party/WebKit/LayoutTests/http/tests/inspector/page-mock.js
diff --git a/third_party/WebKit/LayoutTests/http/tests/inspector/page-mock.js b/third_party/WebKit/LayoutTests/http/tests/inspector/page-mock.js
index f7f5e410d8199bbf848b5bf5a0dc32049e7a8f2f..f4cd9c767cfea94ab800bdc7326abd9a76e98cb8 100644
--- a/third_party/WebKit/LayoutTests/http/tests/inspector/page-mock.js
+++ b/third_party/WebKit/LayoutTests/http/tests/inspector/page-mock.js
@@ -18,7 +18,7 @@ InspectorTest.connectToPage = function(targetName, pageMock, makeMainTarget) {
 InspectorTest.PageMock = class {
     constructor(url) {
         this._url = url;
-        this._capabilities = SDK.Target.Capability.DOM | SDK.Target.Capability.JS | SDK.Target.Capability.Browser;
+        this._capabilities = SDK.Target.Capability.DOM | SDK.Target.Capability.JS | SDK.Target.Capability.Browser | SDK.Target.Capability.Network;
         /** @type {!Set<string>} */
         this._enabledDomains = new Set();
 
@@ -36,6 +36,9 @@ InspectorTest.PageMock = class {
         this._scripts = [];
         this._scriptContents = new Map();
 
+        this._childFrames = [];
+        this._pageGetResourceTreeHasRan = false;
+
         this._dispatchMap = {
             'Debugger.enable': this._debuggerEnable,
             'Debugger.getScriptSource': this._debuggerGetScriptSource,
@@ -43,6 +46,7 @@ InspectorTest.PageMock = class {
             'Runtime.enable': this._runtimeEnable,
             'Page.enable': this._pageEnable,
             'Page.getResourceTree': this._pageGetResourceTree,
+            'Network.enable': this._networkEnable
         };
     }
 
@@ -117,6 +121,52 @@ InspectorTest.PageMock = class {
         }
     }
 
+    /**
+     * @param {string} url
+     * @return {!Promise<string>} frameId
+     */
+    addFrame(url) {
+        console.assert(!this._pageGetResourceTreeHasRan, "Cannot add frames after getResourceTreeTree has ran.");
+        var frameId = nextId('page-');
+        this._childFrames.push({
+            id: frameId,
+            loaderId: this._mainFrame.loaderId,
+            url: url,
+            securityOrigin: url,
+            mimeType: "text/html"
+        });
+        return frameId;
+    }
+
+
+    /**
+     * @param {string} url
+     * @param {!SDK.ResourceTreeFrame=} frame
+     * @return {!Promise<string>}
+     */
+    requestWillBeSent(url, frame) {
+        var requestId = nextId('network-');
+        return this._fireEvent('Network.requestWillBeSent', {
+            requestId: requestId,
+            frameId: (frame || this._mainFrame).id,
+            loaderId: this._mainFrame.loaderId,
+            documentURL: this._mainFrame.url,
+            request: {
+                url: url,
+                method: 'GET',
+                headers: {},
+                initialPriority: 'Medium',
+                referrerPolicy: 'origin'
+            },
+            timestamp: 0,
+            initiator: {
+                name: 'other'
+            },
+            type: "Other"
+        }).then(() => requestId);
+    }
+
+
     _createExecutionContext(frame, isContentScript) {
         return {
             id: nextId(),
@@ -130,6 +180,11 @@ InspectorTest.PageMock = class {
     // Command Handlers
     // -------------------------------------------------------------------------
 
+    _networkEnable(id, params) {
+        this._enabledDomains.add('Network');
+        this._sendResponse(id, {});
+    }
+
     _debuggerEnable(id, params) {
         this._enabledDomains.add('Debugger');
         this._sendResponse(id, {});
@@ -162,9 +217,12 @@ InspectorTest.PageMock = class {
     }
 
     _pageGetResourceTree(id, params) {
+        this._pageGetResourceTreeHasRan = true;
+        var childFrames = this._childFrames.map(frame => ({frame: frame, resources: []}));
         var result = {
             frameTree: {
                 frame: this._mainFrame,
+                childFrames: childFrames,
                 resources: []
             }
         }
@@ -194,7 +252,7 @@ InspectorTest.PageMock = class {
             result: result,
             error: error
         };
-        this._connection.sendMessageToDevTools(message);
+        return this._connection.sendMessageToDevTools(message);
     }
 
     _fireEvent(methodName, params) {
@@ -206,7 +264,7 @@ InspectorTest.PageMock = class {
             method: methodName,
             params: params
         };
-        this._connection.sendMessageToDevTools(message);
+        return this._connection.sendMessageToDevTools(message);
     }
 }
 
@@ -221,7 +279,7 @@ var MockPageConnection = class {
     }
 
     sendMessageToDevTools(message) {
-        setTimeout(() => this._onMessage.call(null, JSON.stringify(message)), 0);
+        return Promise.resolve().then(() => this._onMessage.call(null, JSON.stringify(message)));
     }
 
     /**