| /* |
| * Copyright (C) 2021 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. |
| */ |
| |
| #include <android/binder_auto_utils.h> |
| #include <android/binder_manager.h> |
| #include <binder/ProcessState.h> |
| #include <gmock/gmock.h> |
| #include <gtest/gtest.h> |
| |
| #include <aidl/android/aidl/tests/ITestService.h> |
| |
| using aidl::android::aidl::tests::BackendType; |
| using aidl::android::aidl::tests::INamedCallback; |
| using aidl::android::aidl::tests::ITestService; |
| using testing::Eq; |
| |
| struct AidlTest : testing::Test { |
| template <typename T> |
| std::shared_ptr<T> getService() { |
| android::ProcessState::self()->setThreadPoolMaxThreadCount(1); |
| android::ProcessState::self()->startThreadPool(); |
| ndk::SpAIBinder binder = ndk::SpAIBinder(AServiceManager_waitForService(T::descriptor)); |
| return T::fromBinder(binder); |
| } |
| void SetUp() override { |
| service = getService<ITestService>(); |
| auto status = service->getBackendType(&backend); |
| ASSERT_TRUE(status.isOk()) << status.getDescription(); |
| } |
| std::shared_ptr<ITestService> service; |
| BackendType backend; |
| |
| template <typename T> |
| void DoTest(ndk::ScopedAStatus (ITestService::*func)(const std::optional<T>&, std::optional<T>*), |
| std::optional<T> input) { |
| std::optional<T> output; |
| auto status = (*service.*func)(input, &output); |
| ASSERT_TRUE(status.isOk()); |
| ASSERT_TRUE(output.has_value()); |
| ASSERT_THAT(*output, Eq(*input)); |
| |
| input.reset(); |
| status = (*service.*func)(input, &output); |
| ASSERT_TRUE(status.isOk()); |
| ASSERT_FALSE(output.has_value()); |
| } |
| }; |
| |
| TEST_F(AidlTest, parcelableArray) { |
| std::vector<std::optional<ITestService::Empty>> input; |
| input.push_back(ITestService::Empty()); |
| input.push_back(std::nullopt); |
| DoTest(&ITestService::RepeatNullableParcelableArray, std::make_optional(input)); |
| } |
| |
| TEST_F(AidlTest, parcelableList) { |
| std::vector<std::optional<ITestService::Empty>> input; |
| input.push_back(ITestService::Empty()); |
| input.push_back(std::nullopt); |
| DoTest(&ITestService::RepeatNullableParcelableList, std::make_optional(input)); |
| } |
| |
| TEST_F(AidlTest, nullBinder) { |
| auto status = service->TakesAnIBinder(nullptr); |
| ASSERT_THAT(status.getStatus(), Eq(STATUS_UNEXPECTED_NULL)) << status.getDescription(); |
| // Note that NDK backend checks null before transaction while C++ backends doesn't. |
| } |
| |
| TEST_F(AidlTest, binderListWithNull) { |
| std::vector<ndk::SpAIBinder> input{service->asBinder(), nullptr}; |
| auto status = service->TakesAnIBinderList(input); |
| ASSERT_THAT(status.getStatus(), Eq(STATUS_UNEXPECTED_NULL)); |
| // Note that NDK backend checks null before transaction while C++ backends doesn't. |
| } |
| |
| TEST_F(AidlTest, nonNullBinder) { |
| auto status = service->TakesAnIBinder(service->asBinder()); |
| ASSERT_TRUE(status.isOk()); |
| } |
| |
| TEST_F(AidlTest, binderListWithoutNull) { |
| std::vector<ndk::SpAIBinder> input{service->asBinder()}; |
| auto status = service->TakesAnIBinderList(input); |
| ASSERT_TRUE(status.isOk()); |
| } |
| |
| TEST_F(AidlTest, nullBinderToAnnotatedMethod) { |
| auto status = service->TakesANullableIBinder(nullptr); |
| ASSERT_TRUE(status.isOk()); |
| } |
| |
| TEST_F(AidlTest, binderListWithNullToAnnotatedMethod) { |
| std::vector<ndk::SpAIBinder> input{service->asBinder(), nullptr}; |
| auto status = service->TakesANullableIBinderList(input); |
| ASSERT_TRUE(status.isOk()); |
| } |
| |
| TEST_F(AidlTest, binderArray) { |
| std::vector<ndk::SpAIBinder> repeated; |
| if (backend == BackendType::JAVA) { |
| // Java can only modify out-argument arrays in-place |
| repeated.resize(2); |
| } |
| // get INamedCallback for "SpAIBinder" object |
| std::shared_ptr<INamedCallback> callback; |
| auto status = service->GetCallback(false, &callback); |
| ASSERT_TRUE(status.isOk()) << status.getDescription(); |
| |
| std::vector<ndk::SpAIBinder> reversed; |
| std::vector<ndk::SpAIBinder> input{service->asBinder(), callback->asBinder()}; |
| status = service->ReverseIBinderArray(input, &repeated, &reversed); |
| ASSERT_TRUE(status.isOk()) << status.getDescription(); |
| |
| EXPECT_THAT(input, Eq(repeated)); |
| std::reverse(std::begin(reversed), std::end(reversed)); |
| EXPECT_THAT(input, Eq(reversed)); |
| } |
| |
| TEST_F(AidlTest, nullableBinderArray) { |
| std::optional<std::vector<ndk::SpAIBinder>> repeated; |
| if (backend == BackendType::JAVA) { |
| // Java can only modify out-argument arrays in-place |
| repeated = std::vector<ndk::SpAIBinder>(2); |
| } |
| |
| std::optional<std::vector<ndk::SpAIBinder>> reversed; |
| std::optional<std::vector<ndk::SpAIBinder>> input = |
| std::vector<ndk::SpAIBinder>{service->asBinder(), service->asBinder()}; |
| auto status = service->ReverseNullableIBinderArray(input, &repeated, &reversed); |
| ASSERT_TRUE(status.isOk()) << status.getDescription(); |
| |
| EXPECT_THAT(input, Eq(repeated)); |
| ASSERT_TRUE(reversed); |
| std::reverse(std::begin(*reversed), std::end(*reversed)); |
| EXPECT_THAT(input, Eq(reversed)); |
| } |