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Diffstat (limited to 'services/powermanager/tests/PowerHalLoaderTest.cpp')
-rw-r--r-- | services/powermanager/tests/PowerHalLoaderTest.cpp | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/services/powermanager/tests/PowerHalLoaderTest.cpp b/services/powermanager/tests/PowerHalLoaderTest.cpp new file mode 100644 index 0000000000..058e1b5ca8 --- /dev/null +++ b/services/powermanager/tests/PowerHalLoaderTest.cpp @@ -0,0 +1,110 @@ +/* + * Copyright (C) 2020 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#define LOG_TAG "PowerHalLoaderTest" + +#include <android-base/logging.h> +#include <android/hardware/power/1.1/IPower.h> +#include <android/hardware/power/IPower.h> +#include <gtest/gtest.h> +#include <powermanager/PowerHalLoader.h> + +#include <future> + +using IPowerV1_0 = android::hardware::power::V1_0::IPower; +using IPowerV1_1 = android::hardware::power::V1_1::IPower; +using IPowerAidl = android::hardware::power::IPower; + +using namespace android; +using namespace android::power; +using namespace testing; + +// ------------------------------------------------------------------------------------------------- + +template <typename T> +sp<T> loadHal(); + +template <> +sp<IPowerAidl> loadHal<IPowerAidl>() { + return PowerHalLoader::loadAidl(); +} + +template <> +sp<IPowerV1_0> loadHal<IPowerV1_0>() { + return PowerHalLoader::loadHidlV1_0(); +} + +template <> +sp<IPowerV1_1> loadHal<IPowerV1_1>() { + return PowerHalLoader::loadHidlV1_1(); +} + +// ------------------------------------------------------------------------------------------------- + +template <typename T> +class PowerHalLoaderTest : public Test { +public: + sp<T> load() { return ::loadHal<T>(); } + void unload() { PowerHalLoader::unloadAll(); } +}; + +// ------------------------------------------------------------------------------------------------- + +typedef ::testing::Types<IPowerAidl, IPowerV1_0, IPowerV1_1> PowerHalTypes; +TYPED_TEST_SUITE(PowerHalLoaderTest, PowerHalTypes); + +TYPED_TEST(PowerHalLoaderTest, TestLoadsOnlyOnce) { + sp<TypeParam> firstHal = this->load(); + if (firstHal == nullptr) { + ALOGE("Power HAL not available. Skipping test."); + return; + } + sp<TypeParam> secondHal = this->load(); + ASSERT_EQ(firstHal, secondHal); +} + +TYPED_TEST(PowerHalLoaderTest, TestUnload) { + sp<TypeParam> firstHal = this->load(); + if (firstHal == nullptr) { + ALOGE("Power HAL not available. Skipping test."); + return; + } + this->unload(); + sp<TypeParam> secondHal = this->load(); + ASSERT_NE(secondHal, nullptr); + ASSERT_NE(firstHal, secondHal); +} + +TYPED_TEST(PowerHalLoaderTest, TestLoadMultiThreadLoadsOnlyOnce) { + std::vector<std::future<sp<TypeParam>>> futures; + for (int i = 0; i < 10; i++) { + futures.push_back( + std::async(std::launch::async, &PowerHalLoaderTest<TypeParam>::load, this)); + } + + futures[0].wait(); + sp<TypeParam> firstHal = futures[0].get(); + if (firstHal == nullptr) { + ALOGE("Power HAL not available. Skipping test."); + return; + } + + for (int i = 1; i < 10; i++) { + futures[i].wait(); + sp<TypeParam> currentHal = futures[i].get(); + ASSERT_EQ(firstHal, currentHal); + } +} |