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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "base/file_path.h" | 5 #include "base/file_path.h" |
6 #include "base/test/mock_devices_changed_observer.h" | 6 #include "base/test/mock_devices_changed_observer.h" |
7 #include "base/system_monitor/system_monitor.h" | 7 #include "base/system_monitor/system_monitor.h" |
8 #include "testing/gmock/include/gmock/gmock.h" | 8 #include "testing/gmock/include/gmock/gmock.h" |
9 #include "testing/gtest/include/gtest/gtest.h" | 9 #include "testing/gtest/include/gtest/gtest.h" |
10 | 10 |
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130 | 130 |
131 system_monitor.ProcessMediaDeviceAttached( | 131 system_monitor.ProcessMediaDeviceAttached( |
132 1, "media device", FilePath(FILE_PATH_LITERAL("path"))); | 132 1, "media device", FilePath(FILE_PATH_LITERAL("path"))); |
133 loop.RunAllPending(); | 133 loop.RunAllPending(); |
134 | 134 |
135 system_monitor.ProcessMediaDeviceDetached(1); | 135 system_monitor.ProcessMediaDeviceDetached(1); |
136 system_monitor.ProcessMediaDeviceDetached(2); | 136 system_monitor.ProcessMediaDeviceDetached(2); |
137 loop.RunAllPending(); | 137 loop.RunAllPending(); |
138 } | 138 } |
139 | 139 |
| 140 TEST(SystemMonitor, PowerRequirements) { |
| 141 #if defined(OS_WIN) |
| 142 MessageLoop loop; |
| 143 SystemMonitor system_monitor; |
| 144 ASSERT_EQ(0, system_monitor.GetPowerRequirementsCountForTest()); |
| 145 |
| 146 system_monitor.BeginPowerRequirement(SystemMonitor::TEST_REQUIRED, "foo"); |
| 147 ASSERT_EQ(1, system_monitor.GetPowerRequirementsCountForTest()); |
| 148 |
| 149 system_monitor.BeginPowerRequirement(SystemMonitor::TEST_REQUIRED, "bar"); |
| 150 ASSERT_EQ(2, system_monitor.GetPowerRequirementsCountForTest()); |
| 151 |
| 152 // A second identical request should not increase the request count. |
| 153 system_monitor.BeginPowerRequirement(SystemMonitor::TEST_REQUIRED, "bar"); |
| 154 ASSERT_EQ(2, system_monitor.GetPowerRequirementsCountForTest()); |
| 155 |
| 156 system_monitor.EndPowerRequirement(SystemMonitor::TEST_REQUIRED, "foo"); |
| 157 ASSERT_EQ(1, system_monitor.GetPowerRequirementsCountForTest()); |
| 158 |
| 159 // The request count should not decrease until all identical requests end. |
| 160 system_monitor.EndPowerRequirement(SystemMonitor::TEST_REQUIRED, "bar"); |
| 161 ASSERT_EQ(1, system_monitor.GetPowerRequirementsCountForTest()); |
| 162 |
| 163 system_monitor.EndPowerRequirement(SystemMonitor::TEST_REQUIRED, "bar"); |
| 164 ASSERT_EQ(0, system_monitor.GetPowerRequirementsCountForTest()); |
| 165 #endif // defined(OS_WIN) |
| 166 } |
| 167 |
140 } // namespace base | 168 } // namespace base |
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