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// 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_orientation_event_pump.h"
#include <string.h>
#include "base/location.h"
#include "base/logging.h"
#include "base/macros.h"
#include "base/single_thread_task_runner.h"
#include "base/thread_task_runner_handle.h"
#include "content/common/device_sensors/device_orientation_hardware_buffer.h"
#include "content/public/test/test_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/WebKit/public/platform/modules/device_orientation/WebDeviceOrientationListener.h"
namespace content {
class MockDeviceOrientationListener
: public blink::WebDeviceOrientationListener {
public:
MockDeviceOrientationListener() : did_change_device_orientation_(false) {
memset(&data_, 0, sizeof(data_));
}
~MockDeviceOrientationListener() override {}
void didChangeDeviceOrientation(
const blink::WebDeviceOrientationData& data) override {
memcpy(&data_, &data, sizeof(data));
did_change_device_orientation_ = true;
}
bool did_change_device_orientation() const {
return did_change_device_orientation_;
}
void set_did_change_device_orientation(bool value) {
did_change_device_orientation_ = value;
}
const blink::WebDeviceOrientationData& data() const {
return data_;
}
private:
bool did_change_device_orientation_;
blink::WebDeviceOrientationData data_;
DISALLOW_COPY_AND_ASSIGN(MockDeviceOrientationListener);
};
class DeviceOrientationEventPumpForTesting : public DeviceOrientationEventPump {
public:
DeviceOrientationEventPumpForTesting()
: DeviceOrientationEventPump(0) { }
~DeviceOrientationEventPumpForTesting() override {}
void OnDidStart(base::SharedMemoryHandle renderer_handle) {
DeviceOrientationEventPump::OnDidStart(renderer_handle);
}
void SendStartMessage() override {}
void SendStopMessage() override {}
void FireEvent() override {
DeviceOrientationEventPump::FireEvent();
Stop();
base::MessageLoop::current()->QuitWhenIdle();
}
private:
DISALLOW_COPY_AND_ASSIGN(DeviceOrientationEventPumpForTesting);
};
class DeviceOrientationEventPumpTest : public testing::Test {
public:
DeviceOrientationEventPumpTest() {
EXPECT_TRUE(shared_memory_.CreateAndMapAnonymous(
sizeof(DeviceOrientationHardwareBuffer)));
}
protected:
void SetUp() override {
const DeviceOrientationHardwareBuffer* null_buffer = nullptr;
listener_.reset(new MockDeviceOrientationListener);
orientation_pump_.reset(new DeviceOrientationEventPumpForTesting);
buffer_ = static_cast<DeviceOrientationHardwareBuffer*>(
shared_memory_.memory());
ASSERT_NE(null_buffer, buffer_);
memset(buffer_, 0, sizeof(DeviceOrientationHardwareBuffer));
ASSERT_TRUE(shared_memory_.ShareToProcess(base::GetCurrentProcessHandle(),
&handle_));
}
void InitBuffer() {
blink::WebDeviceOrientationData& data = buffer_->data;
data.alpha = 1;
data.hasAlpha = true;
data.beta = 2;
data.hasBeta = true;
data.gamma = 3;
data.hasGamma = true;
data.allAvailableSensorsAreActive = true;
}
void InitBufferNoData() {
blink::WebDeviceOrientationData& data = buffer_->data;
data.allAvailableSensorsAreActive = true;
}
MockDeviceOrientationListener* listener() { return listener_.get(); }
DeviceOrientationEventPumpForTesting* orientation_pump() {
return orientation_pump_.get();
}
base::SharedMemoryHandle handle() { return handle_; }
DeviceOrientationHardwareBuffer* buffer() { return buffer_; }
private:
scoped_ptr<MockDeviceOrientationListener> listener_;
scoped_ptr<DeviceOrientationEventPumpForTesting> orientation_pump_;
base::SharedMemoryHandle handle_;
base::SharedMemory shared_memory_;
DeviceOrientationHardwareBuffer* buffer_;
DISALLOW_COPY_AND_ASSIGN(DeviceOrientationEventPumpTest);
};
TEST_F(DeviceOrientationEventPumpTest, DidStartPolling) {
base::MessageLoop loop;
InitBuffer();
orientation_pump()->Start(listener());
orientation_pump()->OnDidStart(handle());
base::MessageLoop::current()->Run();
const blink::WebDeviceOrientationData& received_data = listener()->data();
EXPECT_TRUE(listener()->did_change_device_orientation());
EXPECT_TRUE(received_data.allAvailableSensorsAreActive);
EXPECT_EQ(1, static_cast<double>(received_data.alpha));
EXPECT_TRUE(received_data.hasAlpha);
EXPECT_EQ(2, static_cast<double>(received_data.beta));
EXPECT_TRUE(received_data.hasBeta);
EXPECT_EQ(3, static_cast<double>(received_data.gamma));
EXPECT_TRUE(received_data.hasGamma);
}
TEST_F(DeviceOrientationEventPumpTest, FireAllNullEvent) {
base::MessageLoop loop;
InitBufferNoData();
orientation_pump()->Start(listener());
orientation_pump()->OnDidStart(handle());
base::MessageLoop::current()->Run();
const blink::WebDeviceOrientationData& received_data = listener()->data();
EXPECT_TRUE(listener()->did_change_device_orientation());
EXPECT_TRUE(received_data.allAvailableSensorsAreActive);
EXPECT_FALSE(received_data.hasAlpha);
EXPECT_FALSE(received_data.hasBeta);
EXPECT_FALSE(received_data.hasGamma);
}
TEST_F(DeviceOrientationEventPumpTest, UpdateRespectsOrientationThreshold) {
base::MessageLoop loop;
InitBuffer();
orientation_pump()->Start(listener());
orientation_pump()->OnDidStart(handle());
base::MessageLoop::current()->Run();
const blink::WebDeviceOrientationData& received_data = listener()->data();
EXPECT_TRUE(listener()->did_change_device_orientation());
EXPECT_TRUE(received_data.allAvailableSensorsAreActive);
EXPECT_EQ(1, static_cast<double>(received_data.alpha));
EXPECT_TRUE(received_data.hasAlpha);
EXPECT_EQ(2, static_cast<double>(received_data.beta));
EXPECT_TRUE(received_data.hasBeta);
EXPECT_EQ(3, static_cast<double>(received_data.gamma));
EXPECT_TRUE(received_data.hasGamma);
buffer()->data.alpha =
1 + DeviceOrientationEventPump::kOrientationThreshold / 2.0;
listener()->set_did_change_device_orientation(false);
// Reset the pump's listener.
orientation_pump()->Start(listener());
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::Bind(&DeviceOrientationEventPumpForTesting::FireEvent,
base::Unretained(orientation_pump())));
base::MessageLoop::current()->Run();
EXPECT_FALSE(listener()->did_change_device_orientation());
EXPECT_TRUE(received_data.allAvailableSensorsAreActive);
EXPECT_EQ(1, static_cast<double>(received_data.alpha));
EXPECT_TRUE(received_data.hasAlpha);
EXPECT_EQ(2, static_cast<double>(received_data.beta));
EXPECT_TRUE(received_data.hasBeta);
EXPECT_EQ(3, static_cast<double>(received_data.gamma));
EXPECT_TRUE(received_data.hasGamma);
buffer()->data.alpha =
1 + DeviceOrientationEventPump::kOrientationThreshold;
listener()->set_did_change_device_orientation(false);
// Reset the pump's listener.
orientation_pump()->Start(listener());
base::ThreadTaskRunnerHandle::Get()->PostTask(
FROM_HERE, base::Bind(&DeviceOrientationEventPumpForTesting::FireEvent,
base::Unretained(orientation_pump())));
base::MessageLoop::current()->Run();
EXPECT_TRUE(listener()->did_change_device_orientation());
EXPECT_EQ(1 + DeviceOrientationEventPump::kOrientationThreshold,
static_cast<double>(received_data.alpha));
}
} // namespace content
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