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// Copyright (c) 2012 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 "base/bind.h"
#include "base/memory/ref_counted.h"
#include "base/test/test_pending_task.h"
#include "base/test/test_simple_task_runner.h"
#include "device/bluetooth/bluetooth_init_win.h"
#include "device/bluetooth/bluetooth_task_manager_win.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
class BluetoothTaskObserver : public device::BluetoothTaskManagerWin::Observer {
public:
BluetoothTaskObserver()
: num_adapter_state_changed_(0),
num_discovery_started_(0),
num_discovery_stopped_(0) {
}
virtual ~BluetoothTaskObserver() {
}
virtual void AdapterStateChanged(
const device::BluetoothTaskManagerWin::AdapterState& state) OVERRIDE {
num_adapter_state_changed_++;
}
virtual void DiscoveryStarted(bool success) OVERRIDE {
num_discovery_started_++;
}
virtual void DiscoveryStopped() OVERRIDE {
num_discovery_stopped_++;
}
int num_adapter_state_changed() const {
return num_adapter_state_changed_;
}
int num_discovery_started() const {
return num_discovery_started_;
}
int num_discovery_stopped() const {
return num_discovery_stopped_;
}
private:
int num_adapter_state_changed_;
int num_discovery_started_;
int num_discovery_stopped_;
};
} // namespace
namespace device {
class BluetoothTaskManagerWinTest : public testing::Test {
public:
BluetoothTaskManagerWinTest()
: ui_task_runner_(new base::TestSimpleTaskRunner()),
bluetooth_task_runner_(new base::TestSimpleTaskRunner()),
task_manager_(new BluetoothTaskManagerWin(ui_task_runner_)),
has_bluetooth_stack_(device::bluetooth_init_win::HasBluetoothStack()) {
task_manager_->InitializeWithBluetoothTaskRunner(bluetooth_task_runner_);
}
virtual void SetUp() {
task_manager_->AddObserver(&observer_);
}
virtual void TearDown() {
task_manager_->RemoveObserver(&observer_);
}
int GetPollingIntervalMs() const {
return BluetoothTaskManagerWin::kPollIntervalMs;
}
protected:
scoped_refptr<base::TestSimpleTaskRunner> ui_task_runner_;
scoped_refptr<base::TestSimpleTaskRunner> bluetooth_task_runner_;
scoped_refptr<BluetoothTaskManagerWin> task_manager_;
BluetoothTaskObserver observer_;
const bool has_bluetooth_stack_;
};
TEST_F(BluetoothTaskManagerWinTest, StartPolling) {
EXPECT_EQ(1, bluetooth_task_runner_->GetPendingTasks().size());
}
TEST_F(BluetoothTaskManagerWinTest, PollAdapterIfBluetoothStackIsAvailable) {
bluetooth_task_runner_->RunPendingTasks();
int num_expected_pending_tasks = has_bluetooth_stack_ ? 1 : 0;
EXPECT_EQ(num_expected_pending_tasks,
bluetooth_task_runner_->GetPendingTasks().size());
}
TEST_F(BluetoothTaskManagerWinTest, Polling) {
if (!has_bluetooth_stack_)
return;
int num_polls = 5;
for (int i = 0; i < num_polls; i++) {
bluetooth_task_runner_->RunPendingTasks();
}
ui_task_runner_->RunPendingTasks();
EXPECT_EQ(num_polls, observer_.num_adapter_state_changed());
}
TEST_F(BluetoothTaskManagerWinTest, SetPowered) {
if (!has_bluetooth_stack_)
return;
bluetooth_task_runner_->ClearPendingTasks();
base::Closure closure;
task_manager_->PostSetPoweredBluetoothTask(true, closure, closure);
EXPECT_EQ(1, bluetooth_task_runner_->GetPendingTasks().size());
bluetooth_task_runner_->RunPendingTasks();
EXPECT_TRUE(ui_task_runner_->GetPendingTasks().size() >= 1);
}
TEST_F(BluetoothTaskManagerWinTest, Discovery) {
if (!has_bluetooth_stack_)
return;
bluetooth_task_runner_->RunPendingTasks();
bluetooth_task_runner_->ClearPendingTasks();
task_manager_->PostStartDiscoveryTask();
bluetooth_task_runner_->RunPendingTasks();
ui_task_runner_->RunPendingTasks();
EXPECT_EQ(1, observer_.num_discovery_started());
task_manager_->PostStopDiscoveryTask();
bluetooth_task_runner_->RunPendingTasks();
ui_task_runner_->RunPendingTasks();
EXPECT_EQ(1, observer_.num_discovery_stopped());
}
} // namespace device
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