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476 lines
21 KiB
476 lines
21 KiB
/*
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* Copyright 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "MockIoOveruseMonitor.h"
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#include "MockWatchdogPerfService.h"
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#include "MockWatchdogProcessService.h"
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#include "MockWatchdogServiceHelper.h"
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#include "WatchdogBinderMediator.h"
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#include "WatchdogInternalHandler.h"
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#include "WatchdogServiceHelper.h"
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#include <android-base/result.h>
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#include <android/automotive/watchdog/internal/BootPhase.h>
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#include <android/automotive/watchdog/internal/GarageMode.h>
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#include <android/automotive/watchdog/internal/PowerCycle.h>
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#include <android/automotive/watchdog/internal/UserState.h>
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#include <binder/IBinder.h>
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#include <binder/IPCThreadState.h>
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#include <gmock/gmock.h>
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#include <gtest/gtest.h>
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#include <private/android_filesystem_config.h>
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#include <utils/RefBase.h>
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#include <errno.h>
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namespace android {
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namespace automotive {
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namespace watchdog {
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namespace aawi = ::android::automotive::watchdog::internal;
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using aawi::GarageMode;
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using aawi::ICarWatchdogServiceForSystem;
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using aawi::ICarWatchdogServiceForSystemDefault;
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using aawi::PackageResourceOveruseAction;
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using aawi::PowerCycle;
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using aawi::ResourceOveruseConfiguration;
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using ::android::sp;
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using ::android::String16;
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using ::android::base::Result;
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using ::android::binder::Status;
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using ::testing::_;
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using ::testing::Pointer;
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using ::testing::Return;
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namespace {
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class MockWatchdogBinderMediator : public WatchdogBinderMediator {
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public:
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MockWatchdogBinderMediator(const android::sp<WatchdogProcessService>& watchdogProcessService,
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const android::sp<WatchdogPerfServiceInterface>& watchdogPerfService,
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const android::sp<IWatchdogServiceHelper>& watchdogServiceHelper) :
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WatchdogBinderMediator(watchdogProcessService, watchdogPerfService, watchdogServiceHelper,
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[](const char*, const android::sp<android::IBinder>&)
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-> Result<void> { return Result<void>{}; }) {}
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~MockWatchdogBinderMediator() {}
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MOCK_METHOD(status_t, dump, (int fd, const Vector<android::String16>& args), (override));
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};
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class ScopedChangeCallingUid : public RefBase {
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public:
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explicit ScopedChangeCallingUid(uid_t uid) {
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mCallingUid = IPCThreadState::self()->getCallingUid();
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mCallingPid = IPCThreadState::self()->getCallingPid();
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if (mCallingUid == uid) {
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return;
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}
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mChangedUid = uid;
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int64_t token = ((int64_t)mChangedUid << 32) | mCallingPid;
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IPCThreadState::self()->restoreCallingIdentity(token);
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}
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~ScopedChangeCallingUid() {
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if (mCallingUid == mChangedUid) {
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return;
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}
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int64_t token = ((int64_t)mCallingUid << 32) | mCallingPid;
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IPCThreadState::self()->restoreCallingIdentity(token);
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}
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private:
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uid_t mCallingUid;
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uid_t mChangedUid;
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pid_t mCallingPid;
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};
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} // namespace
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class WatchdogInternalHandlerTest : public ::testing::Test {
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protected:
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virtual void SetUp() {
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mMockWatchdogProcessService = sp<MockWatchdogProcessService>::make();
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mMockWatchdogPerfService = sp<MockWatchdogPerfService>::make();
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mMockWatchdogServiceHelper = sp<MockWatchdogServiceHelper>::make();
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mMockIoOveruseMonitor = sp<MockIoOveruseMonitor>::make();
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mMockWatchdogBinderMediator =
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sp<MockWatchdogBinderMediator>::make(mMockWatchdogProcessService,
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mMockWatchdogPerfService,
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mMockWatchdogServiceHelper);
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mWatchdogInternalHandler =
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sp<WatchdogInternalHandler>::make(mMockWatchdogBinderMediator,
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mMockWatchdogServiceHelper,
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mMockWatchdogProcessService,
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mMockWatchdogPerfService, mMockIoOveruseMonitor);
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}
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virtual void TearDown() {
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mMockWatchdogBinderMediator.clear();
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mMockWatchdogServiceHelper.clear();
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mMockWatchdogProcessService.clear();
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mMockWatchdogPerfService.clear();
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mMockIoOveruseMonitor.clear();
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mWatchdogInternalHandler.clear();
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mScopedChangeCallingUid.clear();
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}
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// Sets calling UID to imitate System's process.
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void setSystemCallingUid() {
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mScopedChangeCallingUid = sp<ScopedChangeCallingUid>::make(AID_SYSTEM);
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}
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sp<MockWatchdogBinderMediator> mMockWatchdogBinderMediator;
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sp<MockWatchdogServiceHelper> mMockWatchdogServiceHelper;
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sp<MockWatchdogProcessService> mMockWatchdogProcessService;
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sp<MockWatchdogPerfService> mMockWatchdogPerfService;
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sp<MockIoOveruseMonitor> mMockIoOveruseMonitor;
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sp<WatchdogInternalHandler> mWatchdogInternalHandler;
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sp<ScopedChangeCallingUid> mScopedChangeCallingUid;
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};
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TEST_F(WatchdogInternalHandlerTest, TestTerminate) {
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ASSERT_NE(mWatchdogInternalHandler->mBinderMediator, nullptr);
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ASSERT_NE(mWatchdogInternalHandler->mWatchdogServiceHelper, nullptr);
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ASSERT_NE(mWatchdogInternalHandler->mWatchdogProcessService, nullptr);
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ASSERT_NE(mWatchdogInternalHandler->mWatchdogPerfService, nullptr);
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ASSERT_NE(mWatchdogInternalHandler->mIoOveruseMonitor, nullptr);
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mWatchdogInternalHandler->terminate();
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ASSERT_EQ(mWatchdogInternalHandler->mBinderMediator, nullptr);
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ASSERT_EQ(mWatchdogInternalHandler->mWatchdogServiceHelper, nullptr);
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ASSERT_EQ(mWatchdogInternalHandler->mWatchdogProcessService, nullptr);
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ASSERT_EQ(mWatchdogInternalHandler->mWatchdogPerfService, nullptr);
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ASSERT_EQ(mWatchdogInternalHandler->mIoOveruseMonitor, nullptr);
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}
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TEST_F(WatchdogInternalHandlerTest, TestDump) {
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EXPECT_CALL(*mMockWatchdogBinderMediator, dump(-1, _)).WillOnce(Return(OK));
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ASSERT_EQ(mWatchdogInternalHandler->dump(-1, Vector<String16>()), OK);
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}
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TEST_F(WatchdogInternalHandlerTest, TestRegisterCarWatchdogService) {
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setSystemCallingUid();
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sp<ICarWatchdogServiceForSystem> service = sp<ICarWatchdogServiceForSystemDefault>::make();
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EXPECT_CALL(*mMockWatchdogServiceHelper, registerService(service))
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.WillOnce(Return(Status::ok()));
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EXPECT_CALL(*mMockWatchdogServiceHelper, registerService(service))
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.WillOnce(Return(Status::ok()));
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Status status = mWatchdogInternalHandler->registerCarWatchdogService(service);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestErrorOnRegisterCarWatchdogServiceWithNonSystemCallingUid) {
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sp<ICarWatchdogServiceForSystem> service = sp<ICarWatchdogServiceForSystemDefault>::make();
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EXPECT_CALL(*mMockWatchdogServiceHelper, registerService(_)).Times(0);
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Status status = mWatchdogInternalHandler->registerCarWatchdogService(service);
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ASSERT_FALSE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest,
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TestErrorOnRegisterCarWatchdogServiceWithWatchdogServiceHelperError) {
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setSystemCallingUid();
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sp<ICarWatchdogServiceForSystem> service = sp<ICarWatchdogServiceForSystemDefault>::make();
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EXPECT_CALL(*mMockWatchdogServiceHelper, registerService(service))
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.WillOnce(Return(Status::fromExceptionCode(Status::EX_ILLEGAL_STATE, "Illegal state")));
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Status status = mWatchdogInternalHandler->registerCarWatchdogService(service);
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ASSERT_FALSE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestUnregisterCarWatchdogService) {
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setSystemCallingUid();
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sp<ICarWatchdogServiceForSystem> service = sp<ICarWatchdogServiceForSystemDefault>::make();
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EXPECT_CALL(*mMockWatchdogServiceHelper, unregisterService(service))
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.WillOnce(Return(Status::ok()));
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Status status = mWatchdogInternalHandler->unregisterCarWatchdogService(service);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest,
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TestErrorOnUnregisterCarWatchdogServiceWithNonSystemCallingUid) {
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sp<ICarWatchdogServiceForSystem> service = sp<ICarWatchdogServiceForSystemDefault>::make();
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EXPECT_CALL(*mMockWatchdogServiceHelper, unregisterService(service)).Times(0);
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Status status = mWatchdogInternalHandler->unregisterCarWatchdogService(service);
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ASSERT_FALSE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest,
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TestErrorOnUnregisterCarWatchdogServiceWithWatchdogServiceHelperError) {
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setSystemCallingUid();
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sp<ICarWatchdogServiceForSystem> service = sp<ICarWatchdogServiceForSystemDefault>::make();
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EXPECT_CALL(*mMockWatchdogServiceHelper, unregisterService(service))
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.WillOnce(Return(
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Status::fromExceptionCode(Status::EX_ILLEGAL_ARGUMENT, "Illegal argument")));
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Status status = mWatchdogInternalHandler->unregisterCarWatchdogService(service);
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ASSERT_FALSE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestRegisterMonitor) {
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setSystemCallingUid();
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sp<aawi::ICarWatchdogMonitor> monitor = sp<aawi::ICarWatchdogMonitorDefault>::make();
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EXPECT_CALL(*mMockWatchdogProcessService, registerMonitor(monitor))
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.WillOnce(Return(Status::ok()));
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Status status = mWatchdogInternalHandler->registerMonitor(monitor);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestErrorOnRegisterMonitorWithNonSystemCallingUid) {
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sp<aawi::ICarWatchdogMonitor> monitor = sp<aawi::ICarWatchdogMonitorDefault>::make();
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EXPECT_CALL(*mMockWatchdogProcessService, registerMonitor(monitor)).Times(0);
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Status status = mWatchdogInternalHandler->registerMonitor(monitor);
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ASSERT_FALSE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestUnregisterMonitor) {
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setSystemCallingUid();
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sp<aawi::ICarWatchdogMonitor> monitor = sp<aawi::ICarWatchdogMonitorDefault>::make();
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EXPECT_CALL(*mMockWatchdogProcessService, unregisterMonitor(monitor))
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.WillOnce(Return(Status::ok()));
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Status status = mWatchdogInternalHandler->unregisterMonitor(monitor);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestErrorOnUnregisterMonitorWithNonSystemCallingUid) {
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sp<aawi::ICarWatchdogMonitor> monitor = sp<aawi::ICarWatchdogMonitorDefault>::make();
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EXPECT_CALL(*mMockWatchdogProcessService, unregisterMonitor(monitor)).Times(0);
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Status status = mWatchdogInternalHandler->unregisterMonitor(monitor);
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ASSERT_FALSE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestCarWatchdogServiceAlive) {
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setSystemCallingUid();
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sp<ICarWatchdogServiceForSystem> service = sp<ICarWatchdogServiceForSystemDefault>::make();
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std::vector clientsNotResponding = {123};
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EXPECT_CALL(*mMockWatchdogProcessService,
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tellCarWatchdogServiceAlive(service, clientsNotResponding, 456))
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.WillOnce(Return(Status::ok()));
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Status status =
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mWatchdogInternalHandler->tellCarWatchdogServiceAlive(service, clientsNotResponding,
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456);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestErrorOnCarWatchdogServiceWithNonSystemCallingUid) {
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sp<ICarWatchdogServiceForSystem> service = sp<ICarWatchdogServiceForSystemDefault>::make();
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std::vector clientsNotResponding = {123};
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EXPECT_CALL(*mMockWatchdogProcessService, tellCarWatchdogServiceAlive(_, _, _)).Times(0);
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Status status =
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mWatchdogInternalHandler->tellCarWatchdogServiceAlive(service, clientsNotResponding,
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456);
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ASSERT_FALSE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestTellDumpFinished) {
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setSystemCallingUid();
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sp<aawi::ICarWatchdogMonitor> monitor = sp<aawi::ICarWatchdogMonitorDefault>::make();
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EXPECT_CALL(*mMockWatchdogProcessService, tellDumpFinished(monitor, 456))
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.WillOnce(Return(Status::ok()));
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Status status = mWatchdogInternalHandler->tellDumpFinished(monitor, 456);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestErrorOnTellDumpFinishedWithNonSystemCallingUid) {
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sp<aawi::ICarWatchdogMonitor> monitor = sp<aawi::ICarWatchdogMonitorDefault>::make();
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EXPECT_CALL(*mMockWatchdogProcessService, tellDumpFinished(_, _)).Times(0);
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Status status = mWatchdogInternalHandler->tellDumpFinished(monitor, 456);
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ASSERT_FALSE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestNotifyPowerCycleChangeToShutdownPrepare) {
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setSystemCallingUid();
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EXPECT_CALL(*mMockWatchdogProcessService, setEnabled(/*isEnabled=*/false)).Times(1);
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Status status =
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mWatchdogInternalHandler
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->notifySystemStateChange(aawi::StateType::POWER_CYCLE,
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static_cast<int32_t>(
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PowerCycle::POWER_CYCLE_SHUTDOWN_PREPARE),
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-1);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestNotifyPowerCycleChangeToShutdownEnter) {
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setSystemCallingUid();
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EXPECT_CALL(*mMockWatchdogProcessService, setEnabled(/*isEnabled=*/false)).Times(1);
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Status status =
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mWatchdogInternalHandler
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->notifySystemStateChange(aawi::StateType::POWER_CYCLE,
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static_cast<int32_t>(
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PowerCycle::POWER_CYCLE_SHUTDOWN_ENTER),
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-1);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestNotifyPowerCycleChangeToResume) {
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setSystemCallingUid();
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EXPECT_CALL(*mMockWatchdogProcessService, setEnabled(/*isEnabled=*/true)).Times(1);
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EXPECT_CALL(*mMockWatchdogPerfService, setSystemState(SystemState::NORMAL_MODE)).Times(1);
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Status status =
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mWatchdogInternalHandler
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->notifySystemStateChange(aawi::StateType::POWER_CYCLE,
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static_cast<int32_t>(PowerCycle::POWER_CYCLE_RESUME),
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-1);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestErrorOnNotifyPowerCycleChangeWithInvalidArgs) {
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EXPECT_CALL(*mMockWatchdogProcessService, setEnabled(_)).Times(0);
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EXPECT_CALL(*mMockWatchdogPerfService, setSystemState(_)).Times(0);
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aawi::StateType type = aawi::StateType::POWER_CYCLE;
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Status status = mWatchdogInternalHandler->notifySystemStateChange(type, -1, -1);
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ASSERT_FALSE(status.isOk()) << status;
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status = mWatchdogInternalHandler->notifySystemStateChange(type, 3000, -1);
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ASSERT_FALSE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestNotifyGarageModeOn) {
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setSystemCallingUid();
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EXPECT_CALL(*mMockWatchdogPerfService, setSystemState(SystemState::GARAGE_MODE)).Times(1);
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Status status =
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mWatchdogInternalHandler->notifySystemStateChange(aawi::StateType::GARAGE_MODE,
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static_cast<int32_t>(
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GarageMode::GARAGE_MODE_ON),
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-1);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestNotifyGarageModeOff) {
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setSystemCallingUid();
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EXPECT_CALL(*mMockWatchdogPerfService, setSystemState(SystemState::NORMAL_MODE)).Times(1);
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Status status =
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mWatchdogInternalHandler->notifySystemStateChange(aawi::StateType::GARAGE_MODE,
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static_cast<int32_t>(
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GarageMode::GARAGE_MODE_OFF),
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-1);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestNotifyUserStateChange) {
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setSystemCallingUid();
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aawi::StateType type = aawi::StateType::USER_STATE;
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EXPECT_CALL(*mMockWatchdogProcessService,
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notifyUserStateChange(234567, aawi::UserState::USER_STATE_STOPPED))
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.WillOnce(Return(Status::ok()));
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Status status = mWatchdogInternalHandler
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->notifySystemStateChange(type, 234567,
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static_cast<int32_t>(
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aawi::UserState::USER_STATE_STOPPED));
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestErrorOnNotifyUserStateChangeWithInvalidArgs) {
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EXPECT_CALL(*mMockWatchdogProcessService, notifyUserStateChange(_, _)).Times(0);
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aawi::StateType type = aawi::StateType::USER_STATE;
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Status status = mWatchdogInternalHandler->notifySystemStateChange(type, 234567, -1);
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ASSERT_FALSE(status.isOk()) << status;
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status = mWatchdogInternalHandler->notifySystemStateChange(type, 234567, 3000);
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ASSERT_FALSE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestNotifyBootPhaseChange) {
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setSystemCallingUid();
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aawi::StateType type = aawi::StateType::BOOT_PHASE;
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EXPECT_CALL(*mMockWatchdogPerfService, onBootFinished()).WillOnce(Return(Result<void>()));
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Status status =
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mWatchdogInternalHandler
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->notifySystemStateChange(type,
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static_cast<int32_t>(aawi::BootPhase::BOOT_COMPLETED),
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-1);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestNotifyBootPhaseChangeWithNonBootCompletedPhase) {
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setSystemCallingUid();
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aawi::StateType type = aawi::StateType::BOOT_PHASE;
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EXPECT_CALL(*mMockWatchdogPerfService, onBootFinished()).Times(0);
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Status status = mWatchdogInternalHandler->notifySystemStateChange(type, 0, -1);
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestErrorOnNotifySystemStateChangeWithNonSystemCallingUid) {
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aawi::StateType type = aawi::StateType::POWER_CYCLE;
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EXPECT_CALL(*mMockWatchdogProcessService, setEnabled(_)).Times(0);
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EXPECT_CALL(*mMockWatchdogPerfService, setSystemState(_)).Times(0);
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Status status =
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mWatchdogInternalHandler
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->notifySystemStateChange(type,
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static_cast<int32_t>(
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PowerCycle::POWER_CYCLE_SHUTDOWN_PREPARE),
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-1);
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ASSERT_FALSE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest, TestUpdateResourceOveruseConfigurations) {
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setSystemCallingUid();
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EXPECT_CALL(*mMockIoOveruseMonitor, updateResourceOveruseConfigurations(_))
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.WillOnce(Return(Result<void>()));
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Status status = mWatchdogInternalHandler->updateResourceOveruseConfigurations(
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std::vector<ResourceOveruseConfiguration>{});
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ASSERT_TRUE(status.isOk()) << status;
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}
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TEST_F(WatchdogInternalHandlerTest,
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TestErrorOnUpdateResourceOveruseConfigurationsWithNonSystemCallingUid) {
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EXPECT_CALL(*mMockIoOveruseMonitor, updateResourceOveruseConfigurations(_)).Times(0);
|
|
Status status = mWatchdogInternalHandler->updateResourceOveruseConfigurations(
|
|
std::vector<ResourceOveruseConfiguration>{});
|
|
ASSERT_FALSE(status.isOk()) << status;
|
|
}
|
|
|
|
TEST_F(WatchdogInternalHandlerTest, TestGetResourceOveruseConfigurations) {
|
|
setSystemCallingUid();
|
|
std::vector<ResourceOveruseConfiguration> configs;
|
|
EXPECT_CALL(*mMockIoOveruseMonitor, getResourceOveruseConfigurations(Pointer(&configs)))
|
|
.WillOnce(Return(Result<void>()));
|
|
Status status = mWatchdogInternalHandler->getResourceOveruseConfigurations(&configs);
|
|
ASSERT_TRUE(status.isOk()) << status;
|
|
}
|
|
|
|
TEST_F(WatchdogInternalHandlerTest,
|
|
TestErrorOnGetResourceOveruseConfigurationsWithNonSystemCallingUid) {
|
|
EXPECT_CALL(*mMockIoOveruseMonitor, getResourceOveruseConfigurations(_)).Times(0);
|
|
std::vector<ResourceOveruseConfiguration> configs;
|
|
Status status = mWatchdogInternalHandler->getResourceOveruseConfigurations(&configs);
|
|
ASSERT_FALSE(status.isOk()) << status;
|
|
}
|
|
|
|
TEST_F(WatchdogInternalHandlerTest, TestActionTakenOnResourceOveruse) {
|
|
setSystemCallingUid();
|
|
EXPECT_CALL(*mMockIoOveruseMonitor, actionTakenOnIoOveruse(_)).WillOnce(Return(Result<void>()));
|
|
Status status = mWatchdogInternalHandler->actionTakenOnResourceOveruse(
|
|
std::vector<PackageResourceOveruseAction>{});
|
|
ASSERT_TRUE(status.isOk()) << status;
|
|
}
|
|
|
|
TEST_F(WatchdogInternalHandlerTest,
|
|
TestErrorOnActionTakenOnResourceOveruseWithNonSystemCallingUid) {
|
|
EXPECT_CALL(*mMockIoOveruseMonitor, actionTakenOnIoOveruse(_)).Times(0);
|
|
Status status = mWatchdogInternalHandler->actionTakenOnResourceOveruse(
|
|
std::vector<PackageResourceOveruseAction>{});
|
|
ASSERT_FALSE(status.isOk()) << status;
|
|
}
|
|
|
|
} // namespace watchdog
|
|
} // namespace automotive
|
|
} // namespace android
|