Mojify the battery status browsertests.

content/browser/battery_status/battery_monitor_impl_browsertest.cc

 // 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 "base/command_line.h"
-#include "base/synchronization/waitable_event.h"
 #include "base/thread_task_runner_handle.h"
 #include "content/public/browser/web_contents.h"
-#include "content/public/common/content_switches.h"
 #include "content/public/test/content_browser_test.h"
 #include "content/public/test/content_browser_test_utils.h"
 #include "content/public/test/test_navigation_observer.h"
 #include "content/public/test/test_utils.h"
 #include "content/shell/browser/shell.h"
 #include "device/battery/battery_status_manager.h"
 #include "device/battery/battery_status_service.h"
 
+// These tests run against the default implementation of the BatteryMonitor
+// service, with a dummy BatteryManager set as a source of the battery
+// information. They can be run only on platforms that use the default service
+// implementation, ie. on the platforms where BatteryStatusService is used.
+
 namespace content {
 
 namespace {
 
 class FakeBatteryManager : public device::BatteryStatusManager {
  public:
   explicit FakeBatteryManager(
       const device::BatteryStatusService::BatteryUpdateCallback& callback)
       : callback_(callback), battery_status_available_(true), started_(false) {}
   ~FakeBatteryManager() override {}
 
   // Methods from BatteryStatusManager.
   bool StartListeningBatteryChange() override {
     started_ = true;
     if (battery_status_available_)
       InvokeUpdateCallback();
     return battery_status_available_;
   }
 
   void StopListeningBatteryChange() override {}
 
   void InvokeUpdateCallback() {
     // Invoke asynchronously to mimic the OS-specific battery managers.
     base::ThreadTaskRunnerHandle::Get()->PostTask(
-        FROM_HERE,
-        base::Bind(callback_, status_));
+        FROM_HERE, base::Bind(callback_, status_));
   }
 
   void set_battery_status(const device::BatteryStatus& status) {
     status_ = status;
   }
 
   void set_battery_status_available(bool value) {
     battery_status_available_ = value;
   }
 
-  bool started() {
-    return started_;
-  }
+  bool started() { return started_; }
 
  private:
   device::BatteryStatusService::BatteryUpdateCallback callback_;
   bool battery_status_available_;
   bool started_;
   device::BatteryStatus status_;
 
   DISALLOW_COPY_AND_ASSIGN(FakeBatteryManager);
 };
 
-class BatteryStatusBrowserTest : public ContentBrowserTest  {
+class BatteryMonitorImplTest : public ContentBrowserTest {
  public:
-    BatteryStatusBrowserTest()
-      : battery_manager_(NULL),
-        battery_service_(NULL) {
-  }
-
-    void SetUpCommandLine(CommandLine* command_line) override {
-    command_line->AppendSwitch(
-        switches::kEnableExperimentalWebPlatformFeatures);
-  }
+  BatteryMonitorImplTest() : battery_manager_(NULL), battery_service_(NULL) {}
 
   void SetUpOnMainThread() override {
     battery_service_ = device::BatteryStatusService::GetInstance();
 
     // We keep a raw pointer to the FakeBatteryManager, which we expect to
     // remain valid for the lifetime of the BatteryStatusService.
     scoped_ptr<FakeBatteryManager> battery_manager(new FakeBatteryManager(
         battery_service_->GetUpdateCallbackForTesting()));
     battery_manager_ = battery_manager.get();
 
-    battery_service_->SetBatteryManagerForTesting(
-        battery_manager.Pass());
+    battery_service_->SetBatteryManagerForTesting(battery_manager.Pass());
   }
 
   void TearDown() override {
     battery_service_->SetBatteryManagerForTesting(
         scoped_ptr<device::BatteryStatusManager>());
     battery_manager_ = NULL;
   }
 
-  FakeBatteryManager* battery_manager() {
-    return battery_manager_;
-  }
+  FakeBatteryManager* battery_manager() { return battery_manager_; }
 
  private:
   FakeBatteryManager* battery_manager_;
   device::BatteryStatusService* battery_service_;
 
-  DISALLOW_COPY_AND_ASSIGN(BatteryStatusBrowserTest);
+  DISALLOW_COPY_AND_ASSIGN(BatteryMonitorImplTest);
 };
 
-IN_PROC_BROWSER_TEST_F(BatteryStatusBrowserTest, BatteryManagerDefaultValues) {
+IN_PROC_BROWSER_TEST_F(BatteryMonitorImplTest, BatteryManagerDefaultValues) {
   // Set the fake battery manager to return false on start. From JavaScript
   // request a promise for the battery status information and once it resolves
   // check the default values and navigate to #pass.
   battery_manager()->set_battery_status_available(false);
-  GURL test_url = GetTestUrl(
-      "battery_status", "battery_status_default_test.html");
+  GURL test_url =
+      GetTestUrl("battery_status", "battery_status_default_test.html");
   NavigateToURLBlockUntilNavigationsComplete(shell(), test_url, 2);
   EXPECT_EQ("pass", shell()->web_contents()->GetLastCommittedURL().ref());
   EXPECT_TRUE(battery_manager()->started());
 }
 
-IN_PROC_BROWSER_TEST_F(BatteryStatusBrowserTest, BatteryManagerResolvePromise) {
+IN_PROC_BROWSER_TEST_F(BatteryMonitorImplTest, BatteryManagerResolvePromise) {
   // Set the fake battery manager to return predefined battery status values.
   // From JavaScript request a promise for the battery status information and
   // once it resolves check the values and navigate to #pass.
   device::BatteryStatus status;
   status.charging = true;
   status.charging_time = 100;
   status.discharging_time = std::numeric_limits<double>::infinity();
   status.level = 0.5;
   battery_manager()->set_battery_status(status);
 
-  GURL test_url = GetTestUrl(
-      "battery_status", "battery_status_promise_resolution_test.html");
+  GURL test_url = GetTestUrl("battery_status",
+                             "battery_status_promise_resolution_test.html");
   NavigateToURLBlockUntilNavigationsComplete(shell(), test_url, 2);
   EXPECT_EQ("pass", shell()->web_contents()->GetLastCommittedURL().ref());
   EXPECT_TRUE(battery_manager()->started());
 }
 
-IN_PROC_BROWSER_TEST_F(BatteryStatusBrowserTest,
-    BatteryManagerWithEventListener) {
+IN_PROC_BROWSER_TEST_F(BatteryMonitorImplTest,
+                       BatteryManagerWithEventListener) {
   // Set the fake battery manager to return default battery status values.
   // From JavaScript request a promise for the battery status information.
   // Once it resolves add an event listener for battery level change. Set
   // battery level to 0.6 and invoke update. Check that the event listener
   // is invoked with the correct value for level and navigate to #pass.
   device::BatteryStatus status;
   battery_manager()->set_battery_status(status);
 
   TestNavigationObserver same_tab_observer(shell()->web_contents(), 2);
-  GURL test_url = GetTestUrl(
-      "battery_status", "battery_status_event_listener_test.html");
+  GURL test_url =
+      GetTestUrl("battery_status", "battery_status_event_listener_test.html");
   shell()->LoadURL(test_url);
   same_tab_observer.Wait();
   EXPECT_EQ("resolved", shell()->web_contents()->GetLastCommittedURL().ref());
 
   TestNavigationObserver same_tab_observer2(shell()->web_contents(), 1);
   status.level = 0.6;
   battery_manager()->set_battery_status(status);
   battery_manager()->InvokeUpdateCallback();
   same_tab_observer2.Wait();
   EXPECT_EQ("pass", shell()->web_contents()->GetLastCommittedURL().ref());
   EXPECT_TRUE(battery_manager()->started());
 }
 
 }  //  namespace
 
 }  //  namespace content