| // 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 "device_light_event_pump.h" |
| |
| #include "base/location.h" |
| #include "base/single_thread_task_runner.h" |
| #include "base/thread_task_runner_handle.h" |
| #include "content/common/device_sensors/device_light_hardware_buffer.h" |
| #include "content/public/test/test_utils.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "third_party/WebKit/public/platform/WebDeviceLightListener.h" |
| |
| namespace content { |
| |
| class MockDeviceLightListener : public blink::WebDeviceLightListener { |
| public: |
| MockDeviceLightListener() : did_change_device_light_(false) {} |
| virtual ~MockDeviceLightListener() {} |
| |
| virtual void didChangeDeviceLight(double value) override { |
| data_.value = value; |
| did_change_device_light_ = true; |
| } |
| |
| bool did_change_device_light() const { return did_change_device_light_; } |
| |
| void set_did_change_device_light(bool value) { |
| did_change_device_light_ = value; |
| } |
| |
| const DeviceLightData& data() const { return data_; } |
| |
| private: |
| bool did_change_device_light_; |
| DeviceLightData data_; |
| |
| DISALLOW_COPY_AND_ASSIGN(MockDeviceLightListener); |
| }; |
| |
| class DeviceLightEventPumpForTesting : public DeviceLightEventPump { |
| public: |
| DeviceLightEventPumpForTesting() |
| : DeviceLightEventPump(0) {} |
| ~DeviceLightEventPumpForTesting() override {} |
| |
| void OnDidStart(base::SharedMemoryHandle renderer_handle) { |
| DeviceLightEventPump::OnDidStart(renderer_handle); |
| } |
| void SendStartMessage() override {} |
| void SendStopMessage() override {} |
| void FireEvent() override { |
| DeviceLightEventPump::FireEvent(); |
| Stop(); |
| base::MessageLoop::current()->QuitWhenIdle(); |
| } |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(DeviceLightEventPumpForTesting); |
| }; |
| |
| class DeviceLightEventPumpTest : public testing::Test { |
| public: |
| DeviceLightEventPumpTest() { |
| EXPECT_TRUE(shared_memory_.CreateAndMapAnonymous( |
| sizeof(DeviceLightHardwareBuffer))); |
| } |
| |
| protected: |
| void SetUp() override { |
| const DeviceLightHardwareBuffer* null_buffer = nullptr; |
| listener_.reset(new MockDeviceLightListener); |
| light_pump_.reset(new DeviceLightEventPumpForTesting); |
| buffer_ = static_cast<DeviceLightHardwareBuffer*>(shared_memory_.memory()); |
| ASSERT_NE(null_buffer, buffer_); |
| ASSERT_TRUE(shared_memory_.ShareToProcess(base::GetCurrentProcessHandle(), |
| &handle_)); |
| } |
| |
| void InitBuffer() { |
| DeviceLightData& data = buffer_->data; |
| data.value = 1.0; |
| } |
| |
| MockDeviceLightListener* listener() { return listener_.get(); } |
| DeviceLightEventPumpForTesting* light_pump() { return light_pump_.get(); } |
| base::SharedMemoryHandle handle() { return handle_; } |
| DeviceLightHardwareBuffer* buffer() { return buffer_; } |
| |
| private: |
| scoped_ptr<MockDeviceLightListener> listener_; |
| scoped_ptr<DeviceLightEventPumpForTesting> light_pump_; |
| base::SharedMemoryHandle handle_; |
| base::SharedMemory shared_memory_; |
| DeviceLightHardwareBuffer* buffer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DeviceLightEventPumpTest); |
| }; |
| |
| TEST_F(DeviceLightEventPumpTest, DidStartPolling) { |
| base::MessageLoopForUI loop; |
| |
| InitBuffer(); |
| |
| light_pump()->Start(listener()); |
| light_pump()->OnDidStart(handle()); |
| |
| base::MessageLoop::current()->Run(); |
| |
| const DeviceLightData& received_data = listener()->data(); |
| EXPECT_TRUE(listener()->did_change_device_light()); |
| EXPECT_EQ(1, static_cast<double>(received_data.value)); |
| } |
| |
| TEST_F(DeviceLightEventPumpTest, FireAllNullEvent) { |
| base::MessageLoopForUI loop; |
| |
| light_pump()->Start(listener()); |
| light_pump()->OnDidStart(handle()); |
| |
| base::MessageLoop::current()->Run(); |
| |
| const DeviceLightData& received_data = listener()->data(); |
| EXPECT_TRUE(listener()->did_change_device_light()); |
| EXPECT_FALSE(received_data.value); |
| } |
| |
| TEST_F(DeviceLightEventPumpTest, DidStartPollingValuesEqual) { |
| base::MessageLoopForUI loop; |
| |
| InitBuffer(); |
| |
| light_pump()->Start(listener()); |
| light_pump()->OnDidStart(handle()); |
| |
| base::MessageLoop::current()->Run(); |
| |
| const DeviceLightData& received_data = listener()->data(); |
| EXPECT_TRUE(listener()->did_change_device_light()); |
| EXPECT_EQ(1, static_cast<double>(received_data.value)); |
| |
| double last_seen_data = received_data.value; |
| // Set next value to be same as previous value. |
| buffer()->data.value = 1.0; |
| listener()->set_did_change_device_light(false); |
| |
| // Reset the pump's listener. |
| light_pump()->Start(listener()); |
| |
| base::ThreadTaskRunnerHandle::Get()->PostTask( |
| FROM_HERE, base::Bind(&DeviceLightEventPumpForTesting::FireEvent, |
| base::Unretained(light_pump()))); |
| base::MessageLoop::current()->Run(); |
| |
| // No change in device light as present value is same as previous value. |
| EXPECT_FALSE(listener()->did_change_device_light()); |
| EXPECT_EQ(last_seen_data, static_cast<double>(received_data.value)); |
| } |
| |
| } // namespace content |