1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #include <memory> 18 19 #include <base/logging.h> 20 #include <base/macros.h> 21 #include <binder/Binder.h> 22 #include <binder/IBinder.h> 23 #include <binderwrapper/binder_test_base.h> 24 #include <binderwrapper/stub_binder_wrapper.h> 25 #include <nativepower/constants.h> 26 #include <nativepower/power_manager_client.h> 27 #include <nativepower/power_manager_stub.h> 28 #include <nativepower/wake_lock.h> 29 30 namespace android { 31 32 class WakeLockTest : public BinderTestBase { 33 public: 34 WakeLockTest() 35 : power_manager_(new PowerManagerStub()), 36 power_manager_binder_(power_manager_) { 37 binder_wrapper()->SetBinderForService(kPowerManagerServiceName, 38 power_manager_binder_); 39 CHECK(client_.Init()); 40 } 41 ~WakeLockTest() override = default; 42 43 protected: 44 PowerManagerStub* power_manager_; // Owned by |power_manager_binder_|. 45 sp<IBinder> power_manager_binder_; 46 PowerManagerClient client_; 47 48 private: 49 DISALLOW_COPY_AND_ASSIGN(WakeLockTest); 50 }; 51 52 TEST_F(WakeLockTest, CreateAndDestroy) { 53 const uid_t kUid = 123; 54 binder_wrapper()->set_calling_uid(kUid); 55 std::unique_ptr<WakeLock> lock(client_.CreateWakeLock("foo", "bar")); 56 ASSERT_EQ(1, power_manager_->GetNumWakeLocks()); 57 ASSERT_EQ(1u, binder_wrapper()->local_binders().size()); 58 EXPECT_EQ( 59 PowerManagerStub::ConstructWakeLockString("foo", "bar", kUid), 60 power_manager_->GetWakeLockString(binder_wrapper()->local_binders()[0])); 61 62 lock.reset(); 63 EXPECT_EQ(0, power_manager_->GetNumWakeLocks()); 64 } 65 66 TEST_F(WakeLockTest, PowerManagerDeath) { 67 std::unique_ptr<WakeLock> lock(client_.CreateWakeLock("foo", "bar")); 68 binder_wrapper()->NotifyAboutBinderDeath(power_manager_binder_); 69 70 // Since PowerManagerClient was informed that the power manager died, WakeLock 71 // shouldn't try to release its lock on destruction. 72 lock.reset(); 73 EXPECT_EQ(1, power_manager_->GetNumWakeLocks()); 74 } 75 76 } // namespace android 77
