1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
|
// Copyright 2017 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 "components/arc/power/arc_power_bridge.h"
#include "base/run_loop.h"
#include "base/test/scoped_task_environment.h"
#include "chromeos/dbus/dbus_thread_manager.h"
#include "chromeos/dbus/fake_power_manager_client.h"
#include "chromeos/dbus/power_manager/suspend.pb.h"
#include "components/arc/arc_bridge_service.h"
#include "components/arc/common/power.mojom.h"
#include "components/arc/test/fake_power_instance.h"
#include "content/public/common/service_manager_connection.h"
#include "services/device/public/cpp/test/test_wake_lock_provider.h"
#include "services/service_manager/public/cpp/test/test_connector_factory.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace arc {
using device::mojom::WakeLockType;
class ArcPowerBridgeTest : public testing::Test {
public:
// Initial screen brightness percent for the Chrome OS power manager.
static constexpr double kInitialBrightness = 100.0;
ArcPowerBridgeTest() {
chromeos::DBusThreadManager::Initialize();
power_manager_client_ = static_cast<chromeos::FakePowerManagerClient*>(
chromeos::DBusThreadManager::Get()->GetPowerManagerClient());
power_manager_client_->set_screen_brightness_percent(kInitialBrightness);
auto wake_lock_provider_ptr =
std::make_unique<device::TestWakeLockProvider>();
wake_lock_provider_ = wake_lock_provider_ptr.get();
connector_factory_ =
std::make_unique<service_manager::TestConnectorFactory>(
std::move(wake_lock_provider_ptr));
connector_ = connector_factory_->CreateConnector();
bridge_service_ = std::make_unique<ArcBridgeService>();
power_bridge_ = std::make_unique<ArcPowerBridge>(nullptr /* context */,
bridge_service_.get());
power_bridge_->set_connector_for_test(connector_.get());
CreatePowerInstance();
}
~ArcPowerBridgeTest() override {
DestroyPowerInstance();
power_bridge_.reset();
chromeos::DBusThreadManager::Shutdown();
}
protected:
// Creates a FakePowerInstance for |bridge_service_|. This results in
// ArcPowerBridge::OnInstanceReady() being called.
void CreatePowerInstance() {
power_instance_ = std::make_unique<FakePowerInstance>();
bridge_service_->power()->SetInstance(power_instance_.get(),
mojom::PowerInstance::Version_);
}
// Destroys the FakePowerInstance. This results in
// ArcPowerBridge::OnInstanceClosed() being called.
void DestroyPowerInstance() {
bridge_service_->power()->SetInstance(nullptr, 0);
power_instance_.reset();
}
// Acquires or releases a display wake lock of type |type|.
void AcquireDisplayWakeLock(mojom::DisplayWakeLockType type) {
power_bridge_->OnAcquireDisplayWakeLock(type);
power_bridge_->FlushWakeLocksForTesting();
}
void ReleaseDisplayWakeLock(mojom::DisplayWakeLockType type) {
power_bridge_->OnReleaseDisplayWakeLock(type);
power_bridge_->FlushWakeLocksForTesting();
}
base::test::ScopedTaskEnvironment scoped_task_environment_;
std::unique_ptr<service_manager::TestConnectorFactory> connector_factory_;
std::unique_ptr<service_manager::Connector> connector_;
device::TestWakeLockProvider* wake_lock_provider_;
chromeos::FakePowerManagerClient* power_manager_client_; // Not owned.
std::unique_ptr<ArcBridgeService> bridge_service_;
std::unique_ptr<FakePowerInstance> power_instance_;
std::unique_ptr<ArcPowerBridge> power_bridge_;
private:
DISALLOW_COPY_AND_ASSIGN(ArcPowerBridgeTest);
};
TEST_F(ArcPowerBridgeTest, SuspendAndResume) {
ASSERT_EQ(0, power_instance_->num_suspend());
ASSERT_EQ(0, power_instance_->num_resume());
// When powerd notifies Chrome that the system is about to suspend,
// ArcPowerBridge should notify Android and take a suspend readiness callback
// to defer the suspend operation.
power_manager_client_->SendSuspendImminent(
power_manager::SuspendImminent_Reason_OTHER);
EXPECT_EQ(1, power_instance_->num_suspend());
EXPECT_EQ(0, power_instance_->num_resume());
EXPECT_EQ(1, power_manager_client_->GetNumPendingSuspendReadinessCallbacks());
// Simulate Android acknowledging that it's ready for the system to suspend.
power_instance_->GetSuspendCallback().Run();
EXPECT_EQ(0, power_manager_client_->GetNumPendingSuspendReadinessCallbacks());
power_manager_client_->SendSuspendDone();
EXPECT_EQ(1, power_instance_->num_suspend());
EXPECT_EQ(1, power_instance_->num_resume());
// We shouldn't crash if the instance isn't ready.
DestroyPowerInstance();
power_manager_client_->SendSuspendImminent(
power_manager::SuspendImminent_Reason_OTHER);
EXPECT_EQ(0, power_manager_client_->GetNumPendingSuspendReadinessCallbacks());
power_manager_client_->SendSuspendDone();
}
TEST_F(ArcPowerBridgeTest, SetInteractive) {
power_bridge_->OnPowerStateChanged(chromeos::DISPLAY_POWER_ALL_OFF);
EXPECT_FALSE(power_instance_->interactive());
power_bridge_->OnPowerStateChanged(chromeos::DISPLAY_POWER_ALL_ON);
EXPECT_TRUE(power_instance_->interactive());
// We shouldn't crash if the instance isn't ready.
DestroyPowerInstance();
power_bridge_->OnPowerStateChanged(chromeos::DISPLAY_POWER_ALL_OFF);
}
TEST_F(ArcPowerBridgeTest, ScreenBrightness) {
// Let the initial GetScreenBrightnessPercent() task run.
base::RunLoop().RunUntilIdle();
EXPECT_DOUBLE_EQ(kInitialBrightness, power_instance_->screen_brightness());
// Check that Chrome OS brightness changes are passed to Android.
const double kUpdatedBrightness = 45.0;
power_manager_client_->set_screen_brightness_percent(kUpdatedBrightness);
power_manager_client_->SendBrightnessChanged(kUpdatedBrightness, true);
EXPECT_DOUBLE_EQ(kUpdatedBrightness, power_instance_->screen_brightness());
// Requests from Android should update the Chrome OS brightness.
const double kAndroidBrightness = 70.0;
power_bridge_->OnScreenBrightnessUpdateRequest(kAndroidBrightness);
EXPECT_DOUBLE_EQ(kAndroidBrightness,
power_manager_client_->screen_brightness_percent());
// To prevent battles between Chrome OS and Android, the updated brightness
// shouldn't be passed to Android immediately, but it should be passed after
// the timer fires.
power_manager_client_->SendBrightnessChanged(kAndroidBrightness, true);
EXPECT_DOUBLE_EQ(kUpdatedBrightness, power_instance_->screen_brightness());
ASSERT_TRUE(power_bridge_->TriggerNotifyBrightnessTimerForTesting());
EXPECT_DOUBLE_EQ(kAndroidBrightness, power_instance_->screen_brightness());
}
TEST_F(ArcPowerBridgeTest, DifferentWakeLocks) {
AcquireDisplayWakeLock(mojom::DisplayWakeLockType::BRIGHT);
EXPECT_EQ(1, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleep));
EXPECT_EQ(0, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleepAllowDimming));
AcquireDisplayWakeLock(mojom::DisplayWakeLockType::DIM);
EXPECT_EQ(1, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleep));
EXPECT_EQ(1, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleepAllowDimming));
ReleaseDisplayWakeLock(mojom::DisplayWakeLockType::BRIGHT);
EXPECT_EQ(0, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleep));
EXPECT_EQ(1, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleepAllowDimming));
ReleaseDisplayWakeLock(mojom::DisplayWakeLockType::DIM);
EXPECT_EQ(0, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleep));
EXPECT_EQ(0, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleepAllowDimming));
}
TEST_F(ArcPowerBridgeTest, ConsolidateWakeLocks) {
AcquireDisplayWakeLock(mojom::DisplayWakeLockType::BRIGHT);
EXPECT_EQ(1, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleep));
// Acquiring a second Android wake lock of the same time shouldn't result in a
// second device service wake lock being requested.
AcquireDisplayWakeLock(mojom::DisplayWakeLockType::BRIGHT);
EXPECT_EQ(1, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleep));
ReleaseDisplayWakeLock(mojom::DisplayWakeLockType::BRIGHT);
EXPECT_EQ(1, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleep));
// The device service wake lock should only be released when all Android wake
// locks have been released.
ReleaseDisplayWakeLock(mojom::DisplayWakeLockType::BRIGHT);
EXPECT_EQ(0, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleep));
}
TEST_F(ArcPowerBridgeTest, ReleaseWakeLocksWhenInstanceClosed) {
AcquireDisplayWakeLock(mojom::DisplayWakeLockType::BRIGHT);
ASSERT_EQ(1, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleep));
// If the instance is closed, all wake locks should be released.
base::RunLoop run_loop;
wake_lock_provider_->set_wake_lock_canceled_callback(run_loop.QuitClosure());
DestroyPowerInstance();
run_loop.Run();
EXPECT_EQ(0, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleep));
// Check that wake locks can be requested after the instance becomes ready
// again.
CreatePowerInstance();
AcquireDisplayWakeLock(mojom::DisplayWakeLockType::BRIGHT);
EXPECT_EQ(1, wake_lock_provider_->GetActiveWakeLocksOfType(
WakeLockType::kPreventDisplaySleep));
}
} // namespace arc
|
