Revert of Migrates battery_status from content/renderer/ to WebKit/platform/

content/renderer/battery_status/battery_status_dispatcher_unittest.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 "content/renderer/battery_status/battery_status_dispatcher.h"
+
+#include <utility>
+
+#include "base/macros.h"
+#include "content/public/test/mock_render_thread.h"
+#include "content/public/test/test_utils.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/WebKit/public/platform/WebBatteryStatusListener.h"
+
+namespace content {
+
+class MockBatteryStatusListener : public blink::WebBatteryStatusListener {
+ public:
+  MockBatteryStatusListener() : did_change_battery_status_(false) {}
+  ~MockBatteryStatusListener() override {}
+
+  // blink::WebBatteryStatusListener method.
+  void updateBatteryStatus(const blink::WebBatteryStatus& status) override {
+    status_ = status;
+    did_change_battery_status_ = true;
+  }
+
+  const blink::WebBatteryStatus& status() const { return status_; }
+  bool did_change_battery_status() const { return did_change_battery_status_; }
+
+ private:
+  bool did_change_battery_status_;
+  blink::WebBatteryStatus status_;
+
+  DISALLOW_COPY_AND_ASSIGN(MockBatteryStatusListener);
+};
+
+class BatteryStatusDispatcherTest : public testing::Test {
+ public:
+  void UpdateBatteryStatus(const device::BatteryStatus& status) {
+    device::BatteryStatusPtr status_ptr(device::BatteryStatus::New());
+    *status_ptr = status;
+    dispatcher_->DidChange(std::move(status_ptr));
+  }
+
+  const MockBatteryStatusListener& listener() const {
+    return listener_;
+  }
+
+ protected:
+  void SetUp() override {
+    dispatcher_.reset(new BatteryStatusDispatcher(&listener_));
+  }
+
+ private:
+  // We need to create a MockRenderThread so RenderThread::Get() doesn't return
+  // null.
+  MockRenderThread render_thread_;
+  MockBatteryStatusListener listener_;
+  scoped_ptr<BatteryStatusDispatcher> dispatcher_;
+};
+
+TEST_F(BatteryStatusDispatcherTest, UpdateListener) {
+  // TODO(darin): This test isn't super interesting. It just exercises
+  // conversion b/w device::BatteryStatus and blink::WebBatteryStatus.
+
+  device::BatteryStatus status;
+  status.charging = true;
+  status.charging_time = 100;
+  status.discharging_time = 200;
+  status.level = 0.5;
+
+  UpdateBatteryStatus(status);
+
+  const blink::WebBatteryStatus& received_status = listener().status();
+  EXPECT_TRUE(listener().did_change_battery_status());
+  EXPECT_EQ(status.charging, received_status.charging);
+  EXPECT_EQ(status.charging_time, received_status.chargingTime);
+  EXPECT_EQ(status.discharging_time, received_status.dischargingTime);
+  EXPECT_EQ(status.level, received_status.level);
+}
+
+}  // namespace content