src/content/browser/gamepad/gamepad_service_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 "base/memory/scoped_ptr.h"
   6 #include "base/run_loop.h"
   7 #include "content/browser/gamepad/gamepad_consumer.h"
   8 #include "content/browser/gamepad/gamepad_service.h"
   9 #include "content/browser/gamepad/gamepad_test_helpers.h"
  10 #include "content/public/test/test_browser_thread_bundle.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12
  13 namespace content {
  14
  15 namespace {
  16 static const int kNumberOfGamepads = blink::WebGamepads::itemsLengthCap;
  17 }
  18
  19 using blink::WebGamepads;
  20
  21 class ConnectionListener : public GamepadConsumer {
  22  public:
  23   ConnectionListener() {
  24     ClearCounters();
  25   }
  26
  27   void OnGamepadConnected(unsigned index,
  28                           const blink::WebGamepad& gamepad) override {
  29     connected_counter_++;
  30   }
  31   void OnGamepadDisconnected(unsigned index,
  32                              const blink::WebGamepad& gamepad) override {
  33     disconnected_counter_++;
  34   }
  35
  36   void ClearCounters() {
  37     connected_counter_ = 0;
  38     disconnected_counter_ = 0;
  39   }
  40
  41   int connected_counter() const { return connected_counter_; }
  42   int disconnected_counter() const { return disconnected_counter_; }
  43
  44  private:
  45   int connected_counter_;
  46   int disconnected_counter_;
  47 };
  48
  49 class GamepadServiceTest : public testing::Test {
  50  protected:
  51   GamepadServiceTest();
  52   ~GamepadServiceTest() override;
  53
  54   void SetPadsConnected(bool connected);
  55   void WaitForData();
  56
  57   int GetConnectedCounter() const {
  58     return connection_listener_->connected_counter();
  59   }
  60   int GetDisconnectedCounter() const {
  61     return connection_listener_->disconnected_counter();
  62   }
  63
  64   void SetUp() override;
  65
  66  private:
  67   MockGamepadDataFetcher* fetcher_;
  68   GamepadService* service_;
  69   scoped_ptr<ConnectionListener> connection_listener_;
  70   TestBrowserThreadBundle browser_thread_;
  71   WebGamepads test_data_;
  72
  73   DISALLOW_COPY_AND_ASSIGN(GamepadServiceTest);
  74 };
  75
  76 GamepadServiceTest::GamepadServiceTest()
  77     : browser_thread_(TestBrowserThreadBundle::IO_MAINLOOP) {
  78   memset(&test_data_, 0, sizeof(test_data_));
  79
  80   // Set it so that we have user gesture.
  81   test_data_.items[0].buttonsLength = 1;
  82   test_data_.items[0].buttons[0].value = 1.f;
  83   test_data_.items[0].buttons[0].pressed = true;
  84 }
  85
  86 GamepadServiceTest::~GamepadServiceTest() {
  87   delete service_;
  88 }
  89
  90 void GamepadServiceTest::SetUp() {
  91   fetcher_ = new MockGamepadDataFetcher(test_data_);
  92   service_ = new GamepadService(scoped_ptr<GamepadDataFetcher>(fetcher_));
  93   connection_listener_.reset((new ConnectionListener));
  94   service_->ConsumerBecameActive(connection_listener_.get());
  95 }
  96
  97 void GamepadServiceTest::SetPadsConnected(bool connected) {
  98   for (int i = 0; i < kNumberOfGamepads; ++i) {
  99     test_data_.items[i].connected = connected;
 100   }
 101   fetcher_->SetTestData(test_data_);
 102 }
 103
 104 void GamepadServiceTest::WaitForData() {
 105   connection_listener_->ClearCounters();
 106   fetcher_->WaitForDataReadAndCallbacksIssued();
 107   base::RunLoop().RunUntilIdle();
 108 }
 109
 110 TEST_F(GamepadServiceTest, ConnectionsTest) {
 111   WaitForData();
 112   EXPECT_EQ(0, GetConnectedCounter());
 113   EXPECT_EQ(0, GetDisconnectedCounter());
 114
 115   SetPadsConnected(true);
 116   WaitForData();
 117   EXPECT_EQ(kNumberOfGamepads, GetConnectedCounter());
 118   EXPECT_EQ(0, GetDisconnectedCounter());
 119
 120   SetPadsConnected(false);
 121   WaitForData();
 122   EXPECT_EQ(0, GetConnectedCounter());
 123   EXPECT_EQ(kNumberOfGamepads, GetDisconnectedCounter());
 124
 125   WaitForData();
 126   EXPECT_EQ(0, GetConnectedCounter());
 127   EXPECT_EQ(0, GetDisconnectedCounter());
 128 }
 129
 130 }  // namespace content