Browser tests for DevToolsBridgeClient.

chrome/browser/devtools/device/webrtc/devtools_bridge_client_browsertest.cc

Index: chrome/browser/devtools/device/webrtc/devtools_bridge_client_browsertest.cc
diff --git a/chrome/browser/devtools/device/webrtc/devtools_bridge_client_browsertest.cc b/chrome/browser/devtools/device/webrtc/devtools_bridge_client_browsertest.cc
new file mode 100644
index 0000000000000000000000000000000000000000..91eed56f0c03f64db14671227cbdcdd5f5c68080
--- /dev/null
+++ b/chrome/browser/devtools/device/webrtc/devtools_bridge_client_browsertest.cc
@@ -0,0 +1,167 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "chrome/browser/devtools/device/webrtc/devtools_bridge_client_browsertest.h"
+
+#include "chrome/browser/devtools/device/webrtc/devtools_bridge_client.h"
+#include "chrome/browser/local_discovery/gcd_api_flow.h"
+#include "chrome/browser/signin/fake_profile_oauth2_token_service.h"
+#include "chrome/browser/signin/fake_signin_manager.h"
+#include "chrome/browser/ui/browser.h"
+#include "content/public/browser/web_ui_message_handler.h"
+
+class DevToolsBridgeClientBrowserTest::GCDApiFlowMock
+    : public local_discovery::GCDApiFlow {
+ public:
+  explicit GCDApiFlowMock(DevToolsBridgeClientBrowserTest* test)
+      : test_(test), id_(++test->last_flow_id_) {
+    test_->flows_[id_] = this;
+  }
+
+  ~GCDApiFlowMock() { test_->flows_.erase(id_); }
+
+  // Passes request's data to the JS test. Result will be passed back
+  // in MessageHandler::Response.
+  void Start(scoped_ptr<Request> request) override {
+    request_ = request.Pass();
+
+    std::string type;
+    std::string data;
+    request_->GetUploadData(&type, &data);
+
+    ScopedVector<const base::Value> params;
+    params.push_back(new base::FundamentalValue(id_));
+    params.push_back(new base::StringValue(request_->GetURL().spec()));
+    params.push_back(new base::StringValue(data));
+
+    test_->RunJavascriptFunction("callbacks.gcdApiRequest", params);
+  }
+
+  void Respond(const base::DictionaryValue* response) {
+    if (request_.get())
+      request_->OnGCDAPIFlowComplete(*response);
+  }
+
+ private:
+  DevToolsBridgeClientBrowserTest* const test_;
+  const int id_;
+  scoped_ptr<Request> request_;
+};
+
+class DevToolsBridgeClientBrowserTest::DevToolsBridgeClientMock
+    : public DevToolsBridgeClient,
+      public base::SupportsWeakPtr<DevToolsBridgeClientMock> {
+ public:
+  explicit DevToolsBridgeClientMock(DevToolsBridgeClientBrowserTest* test)
+      : DevToolsBridgeClient(test->browser()->profile(),
+                             test->fake_signin_manager_.get(),
+                             test->fake_token_service_.get()),
+        test_(test) {}
+
+  ~DevToolsBridgeClientMock() override {}
+
+  void DocumentOnLoadCompletedInMainFrame() override {
+    DevToolsBridgeClient::DocumentOnLoadCompletedInMainFrame();
+
+    test_->RunJavascriptFunction("callbacks.workerLoaded");
+  }
+
+  void OnBrowserListUpdatedForTests() override {
+    int count = static_cast<int>(browsers().size());
+    test_->RunJavascriptFunction("callbacks.browserListUpdated",
+                                 new base::FundamentalValue(count));
+  }
+
+  scoped_ptr<local_discovery::GCDApiFlow> CreateGCDApiFlow() override {
+    return make_scoped_ptr(new GCDApiFlowMock(test_));
+  }
+
+  void GoogleSigninSucceeded() {
+    // This username is checked on Chrome OS.
+    const std::string username = "stub-user@example.com";
+    test_->fake_signin_manager_->SetAuthenticatedUsername(username);
+    identity_provider().GoogleSigninSucceeded("test_account", username,
+                                              "testing");
+  }
+
+ private:
+  DevToolsBridgeClientBrowserTest* const test_;
+};
+
+class DevToolsBridgeClientBrowserTest::MessageHandler
+    : public content::WebUIMessageHandler {
+ public:
+  explicit MessageHandler(DevToolsBridgeClientBrowserTest* test)
+      : test_(test) {}
+
+  void RegisterMessages() override {
+    web_ui()->RegisterMessageCallback(
+        "signIn", base::Bind(&MessageHandler::SignIn, base::Unretained(this)));
+    web_ui()->RegisterMessageCallback(
+        "gcdApiResponse",
+        base::Bind(&MessageHandler::GCDApiResponse, base::Unretained(this)));
+    web_ui()->RegisterMessageCallback(
+        "queryDevices",
+        base::Bind(&MessageHandler::QueryDevices, base::Unretained(this)));
+  }
+
+  void SignIn(const base::ListValue*) {
+    if (test_->client_mock_.get())
+      test_->client_mock_->GoogleSigninSucceeded();
+    test_->fake_token_service_->UpdateCredentials("test_user@gmail.com",
+                                                  "token");
+  }
+
+  void GCDApiResponse(const base::ListValue* params) {
+    CHECK(params->GetSize() >= 2);
+    int id;
+    const base::DictionaryValue* response;
+    CHECK(params->GetInteger(0, &id));
+    CHECK(params->GetDictionary(1, &response));
+
+    auto flow = test_->flows_.find(id);
+    CHECK(test_->flows_.end() != flow);
+    flow->second->Respond(response);
+  }
+
+  void QueryDevices(const base::ListValue*) {
+    DevToolsBridgeClient::GetDevices(test_->client_mock_);
+  }
+
+ private:
+  DevToolsBridgeClientBrowserTest* const test_;
+};
+
+DevToolsBridgeClientBrowserTest::DevToolsBridgeClientBrowserTest()
+    : last_flow_id_(0) {
+}
+
+DevToolsBridgeClientBrowserTest::~DevToolsBridgeClientBrowserTest() {
+  DCHECK(flows_.empty());
+}
+
+void DevToolsBridgeClientBrowserTest::SetUpOnMainThread() {
+  WebUIBrowserTest::SetUpOnMainThread();
+
+  DCHECK(browser()->profile());
+  fake_signin_manager_.reset(
+      new FakeSigninManagerForTesting(browser()->profile()));
+  fake_token_service_.reset(new FakeProfileOAuth2TokenService());
+  client_mock_ = (new DevToolsBridgeClientMock(this))->AsWeakPtr();
+}
+
+void DevToolsBridgeClientBrowserTest::TearDownOnMainThread() {
+  if (client_mock_.get())
+    client_mock_->DeleteSelf();
+  fake_token_service_.reset();
+  fake_signin_manager_.reset();
+  WebUIBrowserTest::TearDownOnMainThread();
+}
+
+content::WebUIMessageHandler*
+DevToolsBridgeClientBrowserTest::GetMockMessageHandler() {
+  if (!handler_.get())
+    handler_.reset(new MessageHandler(this));
+  return handler_.get();
+}