content/renderer/battery_status/battery_status_dispatcher_unittest.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/renderer/battery_status/battery_status_dispatcher.h"
   6
   7 #include "content/public/test/mock_render_thread.h"
   8 #include "content/public/test/test_utils.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10 #include "third_party/WebKit/public/platform/WebBatteryStatusListener.h"
  11
  12 namespace content {
  13
  14 class MockBatteryStatusListener : public blink::WebBatteryStatusListener {
  15  public:
  16   MockBatteryStatusListener() : did_change_battery_status_(false) {}
  17   virtual ~MockBatteryStatusListener() {}
  18
  19   // blink::WebBatteryStatusListener method.
  20   void updateBatteryStatus(const blink::WebBatteryStatus& status) override {
  21     status_ = status;
  22     did_change_battery_status_ = true;
  23   }
  24
  25   const blink::WebBatteryStatus& status() const { return status_; }
  26   bool did_change_battery_status() const { return did_change_battery_status_; }
  27
  28  private:
  29   bool did_change_battery_status_;
  30   blink::WebBatteryStatus status_;
  31
  32   DISALLOW_COPY_AND_ASSIGN(MockBatteryStatusListener);
  33 };
  34
  35 class BatteryStatusDispatcherTest : public testing::Test {
  36  public:
  37   void UpdateBatteryStatus(const device::BatteryStatus& status) {
  38     device::BatteryStatusPtr status_ptr(device::BatteryStatus::New());
  39     *status_ptr = status;
  40     dispatcher_->DidChange(status_ptr.Pass());
  41   }
  42
  43   const MockBatteryStatusListener& listener() const {
  44     return listener_;
  45   }
  46
  47  protected:
  48   void SetUp() override {
  49     dispatcher_.reset(new BatteryStatusDispatcher(&listener_));
  50   }
  51
  52  private:
  53   // We need to create a MockRenderThread so RenderThread::Get() doesn't return
  54   // null.
  55   MockRenderThread render_thread_;
  56   MockBatteryStatusListener listener_;
  57   scoped_ptr<BatteryStatusDispatcher> dispatcher_;
  58 };
  59
  60 TEST_F(BatteryStatusDispatcherTest, UpdateListener) {
  61   // TODO(darin): This test isn't super interesting. It just exercises
  62   // conversion b/w device::BatteryStatus and blink::WebBatteryStatus.
  63
  64   device::BatteryStatus status;
  65   status.charging = true;
  66   status.charging_time = 100;
  67   status.discharging_time = 200;
  68   status.level = 0.5;
  69
  70   UpdateBatteryStatus(status);
  71
  72   const blink::WebBatteryStatus& received_status = listener().status();
  73   EXPECT_TRUE(listener().did_change_battery_status());
  74   EXPECT_EQ(status.charging, received_status.charging);
  75   EXPECT_EQ(status.charging_time, received_status.chargingTime);
  76   EXPECT_EQ(status.discharging_time, received_status.dischargingTime);
  77   EXPECT_EQ(status.level, received_status.level);
  78 }
  79
  80 }  // namespace content