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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/system_monitor/system_monitor.h"
#include "base/message_loop/message_loop.h"
#include "base/run_loop.h"
#include "base/test/mock_devices_changed_observer.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
namespace {
class SystemMonitorTest : public testing::Test {
protected:
SystemMonitorTest() {
system_monitor_.reset(new SystemMonitor);
}
MessageLoop message_loop_;
scoped_ptr<SystemMonitor> system_monitor_;
private:
DISALLOW_COPY_AND_ASSIGN(SystemMonitorTest);
};
TEST_F(SystemMonitorTest, DeviceChangeNotifications) {
const int kObservers = 5;
testing::Sequence mock_sequencer[kObservers];
MockDevicesChangedObserver observers[kObservers];
for (int index = 0; index < kObservers; ++index) {
system_monitor_->AddDevicesChangedObserver(&observers[index]);
EXPECT_CALL(observers[index],
OnDevicesChanged(SystemMonitor::DEVTYPE_UNKNOWN))
.Times(3)
.InSequence(mock_sequencer[index]);
}
system_monitor_->ProcessDevicesChanged(SystemMonitor::DEVTYPE_UNKNOWN);
RunLoop().RunUntilIdle();
system_monitor_->ProcessDevicesChanged(SystemMonitor::DEVTYPE_UNKNOWN);
system_monitor_->ProcessDevicesChanged(SystemMonitor::DEVTYPE_UNKNOWN);
RunLoop().RunUntilIdle();
}
} // namespace
} // namespace base
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