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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 "chrome/browser/chromeos/extensions/file_manager/device_event_router.h"
#include <string>
#include <vector>
#include "base/message_loop/message_loop.h"
#include "base/run_loop.h"
#include "chrome/browser/chromeos/file_manager/volume_manager.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace file_manager {
namespace {
namespace file_manager_private = extensions::api::file_manager_private;
typedef chromeos::disks::DiskMountManager::Disk Disk;
const char kTestDevicePath[] = "/device/test";
struct DeviceEvent {
extensions::api::file_manager_private::DeviceEventType type;
std::string device_path;
};
// DeviceEventRouter implementation for testing.
class DeviceEventRouterImpl : public DeviceEventRouter {
public:
DeviceEventRouterImpl()
: DeviceEventRouter(base::TimeDelta::FromSeconds(0)),
external_storage_disabled(false) {}
virtual ~DeviceEventRouterImpl() {}
// DeviceEventRouter overrides.
virtual void OnDeviceEvent(file_manager_private::DeviceEventType type,
const std::string& device_path) override {
DeviceEvent event;
event.type = type;
event.device_path = device_path;
events.push_back(event);
}
// DeviceEventRouter overrides.
virtual bool IsExternalStorageDisabled() override {
return external_storage_disabled;
}
// List of dispatched events.
std::vector<DeviceEvent> events;
// Flag returned by |IsExternalStorageDisabled|.
bool external_storage_disabled;
private:
DISALLOW_COPY_AND_ASSIGN(DeviceEventRouterImpl);
};
} // namespace
class DeviceEventRouterTest : public testing::Test {
protected:
virtual void SetUp() override {
device_event_router.reset(new DeviceEventRouterImpl());
}
// Creates a disk instance with |device_path| and |mount_path| for testing.
Disk CreateTestDisk(const std::string& device_path,
const std::string& mount_path) {
return Disk(device_path,
mount_path,
"",
"",
"",
"",
"",
"",
"",
"",
"",
device_path,
chromeos::DEVICE_TYPE_UNKNOWN,
0,
false,
false,
false,
false,
false,
false);
}
// Creates a volume info instance with |device_path| and |mount_path| for
// testing.
VolumeInfo CreateTestVolumeInfo(const std::string& device_path,
const std::string& mount_path) {
VolumeInfo volume_info;
volume_info.system_path_prefix = base::FilePath(device_path);
volume_info.mount_path = base::FilePath(mount_path);
return volume_info;
}
scoped_ptr<DeviceEventRouterImpl> device_event_router;
private:
base::MessageLoop message_loop_;
};
TEST_F(DeviceEventRouterTest, AddAndRemoveDevice) {
const Disk disk1 = CreateTestDisk("/device/test", "/mount/path1");
const Disk disk1_unmounted = CreateTestDisk("/device/test", "");
const VolumeInfo volumeInfo =
CreateTestVolumeInfo("/device/test", "/mount/path1");
device_event_router->OnDeviceAdded("/device/test");
device_event_router->OnDiskAdded(disk1, true);
device_event_router->OnVolumeMounted(chromeos::MOUNT_ERROR_NONE, volumeInfo);
device_event_router->OnVolumeUnmounted(chromeos::MOUNT_ERROR_NONE,
volumeInfo);
device_event_router->OnDiskRemoved(disk1_unmounted);
device_event_router->OnDeviceRemoved("/device/test");
ASSERT_EQ(1u, device_event_router->events.size());
EXPECT_EQ(file_manager_private::DEVICE_EVENT_TYPE_REMOVED,
device_event_router->events[0].type);
EXPECT_EQ("/device/test", device_event_router->events[0].device_path);
}
TEST_F(DeviceEventRouterTest, HardUnplugged) {
const Disk disk1 = CreateTestDisk("/device/test", "/mount/path1");
const Disk disk2 = CreateTestDisk("/device/test", "/mount/path2");
device_event_router->OnDeviceAdded("/device/test");
device_event_router->OnDiskAdded(disk1, true);
device_event_router->OnDiskAdded(disk2, true);
device_event_router->OnDiskRemoved(disk1);
device_event_router->OnDiskRemoved(disk2);
device_event_router->OnDeviceRemoved(kTestDevicePath);
base::RunLoop().RunUntilIdle();
ASSERT_EQ(2u, device_event_router->events.size());
EXPECT_EQ(file_manager_private::DEVICE_EVENT_TYPE_HARD_UNPLUGGED,
device_event_router->events[0].type);
EXPECT_EQ("/device/test", device_event_router->events[0].device_path);
EXPECT_EQ(file_manager_private::DEVICE_EVENT_TYPE_REMOVED,
device_event_router->events[1].type);
EXPECT_EQ("/device/test", device_event_router->events[1].device_path);
}
} // namespace file_manager
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