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334 lines
15 KiB
334 lines
15 KiB
/*
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* Copyright 2019 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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#undef LOG_TAG
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#define LOG_TAG "CompositionTest"
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#include <compositionengine/Display.h>
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#include <compositionengine/mock/DisplaySurface.h>
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#include <gmock/gmock.h>
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#include <gtest/gtest.h>
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#include <gui/SurfaceComposerClient.h>
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#include <log/log.h>
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#include <utils/String8.h>
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#include "TestableScheduler.h"
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#include "TestableSurfaceFlinger.h"
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#include "mock/MockEventThread.h"
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#include "mock/MockMessageQueue.h"
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#include "mock/MockVsyncController.h"
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namespace android {
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using testing::_;
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using testing::Return;
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using FakeHwcDisplayInjector = TestableSurfaceFlinger::FakeHwcDisplayInjector;
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class TransactionApplicationTest : public testing::Test {
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public:
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TransactionApplicationTest() {
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const ::testing::TestInfo* const test_info =
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::testing::UnitTest::GetInstance()->current_test_info();
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ALOGD("**** Setting up for %s.%s\n", test_info->test_case_name(), test_info->name());
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mFlinger.mutableEventQueue().reset(mMessageQueue);
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setupScheduler();
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}
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~TransactionApplicationTest() {
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const ::testing::TestInfo* const test_info =
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::testing::UnitTest::GetInstance()->current_test_info();
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ALOGD("**** Tearing down after %s.%s\n", test_info->test_case_name(), test_info->name());
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}
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void setupScheduler() {
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auto eventThread = std::make_unique<mock::EventThread>();
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auto sfEventThread = std::make_unique<mock::EventThread>();
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EXPECT_CALL(*eventThread, registerDisplayEventConnection(_));
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EXPECT_CALL(*eventThread, createEventConnection(_, _))
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.WillOnce(Return(new EventThreadConnection(eventThread.get(), /*callingUid=*/0,
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ResyncCallback())));
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EXPECT_CALL(*sfEventThread, registerDisplayEventConnection(_));
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EXPECT_CALL(*sfEventThread, createEventConnection(_, _))
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.WillOnce(Return(new EventThreadConnection(sfEventThread.get(), /*callingUid=*/0,
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ResyncCallback())));
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EXPECT_CALL(*mVSyncTracker, nextAnticipatedVSyncTimeFrom(_)).WillRepeatedly(Return(0));
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EXPECT_CALL(*mVSyncTracker, currentPeriod())
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.WillRepeatedly(Return(FakeHwcDisplayInjector::DEFAULT_VSYNC_PERIOD));
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mFlinger.setupScheduler(std::unique_ptr<mock::VsyncController>(mVsyncController),
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std::unique_ptr<mock::VSyncTracker>(mVSyncTracker),
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std::move(eventThread), std::move(sfEventThread));
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}
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TestableScheduler* mScheduler;
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TestableSurfaceFlinger mFlinger;
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std::unique_ptr<mock::EventThread> mEventThread = std::make_unique<mock::EventThread>();
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mock::MessageQueue* mMessageQueue = new mock::MessageQueue();
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mock::VsyncController* mVsyncController = new mock::VsyncController();
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mock::VSyncTracker* mVSyncTracker = new mock::VSyncTracker();
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struct TransactionInfo {
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Vector<ComposerState> states;
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Vector<DisplayState> displays;
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uint32_t flags = 0;
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sp<IBinder> applyToken = IInterface::asBinder(TransactionCompletedListener::getIInstance());
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InputWindowCommands inputWindowCommands;
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int64_t desiredPresentTime = 0;
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bool isAutoTimestamp = true;
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FrameTimelineInfo frameTimelineInfo;
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client_cache_t uncacheBuffer;
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uint64_t id = static_cast<uint64_t>(-1);
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static_assert(0xffffffffffffffff == static_cast<uint64_t>(-1));
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};
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void checkEqual(TransactionInfo info, SurfaceFlinger::TransactionState state) {
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EXPECT_EQ(0u, info.states.size());
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EXPECT_EQ(0u, state.states.size());
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EXPECT_EQ(0u, info.displays.size());
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EXPECT_EQ(0u, state.displays.size());
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EXPECT_EQ(info.flags, state.flags);
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EXPECT_EQ(info.desiredPresentTime, state.desiredPresentTime);
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}
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void setupSingle(TransactionInfo& transaction, uint32_t flags, bool syncInputWindows,
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int64_t desiredPresentTime, bool isAutoTimestamp,
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const FrameTimelineInfo& frameTimelineInfo) {
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mTransactionNumber++;
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transaction.flags |= flags; // ISurfaceComposer::eSynchronous;
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transaction.inputWindowCommands.syncInputWindows = syncInputWindows;
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transaction.desiredPresentTime = desiredPresentTime;
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transaction.isAutoTimestamp = isAutoTimestamp;
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transaction.frameTimelineInfo = frameTimelineInfo;
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}
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void NotPlacedOnTransactionQueue(uint32_t flags, bool syncInputWindows) {
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ASSERT_EQ(0u, mFlinger.getTransactionQueue().size());
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// called in SurfaceFlinger::signalTransaction
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EXPECT_CALL(*mMessageQueue, invalidate()).Times(1);
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TransactionInfo transaction;
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setupSingle(transaction, flags, syncInputWindows,
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/*desiredPresentTime*/ systemTime(), /*isAutoTimestamp*/ true,
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FrameTimelineInfo{});
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nsecs_t applicationTime = systemTime();
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mFlinger.setTransactionState(transaction.frameTimelineInfo, transaction.states,
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transaction.displays, transaction.flags,
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transaction.applyToken, transaction.inputWindowCommands,
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transaction.desiredPresentTime, transaction.isAutoTimestamp,
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transaction.uncacheBuffer, mHasListenerCallbacks, mCallbacks,
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transaction.id);
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// If transaction is synchronous or syncs input windows, SF
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// applyTransactionState should time out (5s) wating for SF to commit
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// the transaction or to receive a signal that syncInputWindows has
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// completed. If this is animation, it should not time out waiting.
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nsecs_t returnedTime = systemTime();
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if (flags & ISurfaceComposer::eSynchronous || syncInputWindows) {
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EXPECT_GE(returnedTime, applicationTime + s2ns(5));
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} else {
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EXPECT_LE(returnedTime, applicationTime + s2ns(5));
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}
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// Each transaction should have been placed on the transaction queue
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auto transactionQueue = mFlinger.getTransactionQueue();
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EXPECT_EQ(1u, transactionQueue.size());
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}
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void PlaceOnTransactionQueue(uint32_t flags, bool syncInputWindows) {
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ASSERT_EQ(0u, mFlinger.getTransactionQueue().size());
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// called in SurfaceFlinger::signalTransaction
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EXPECT_CALL(*mMessageQueue, invalidate()).Times(1);
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// first check will see desired present time has not passed,
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// but afterwards it will look like the desired present time has passed
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nsecs_t time = systemTime();
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TransactionInfo transaction;
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setupSingle(transaction, flags, syncInputWindows,
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/*desiredPresentTime*/ time + s2ns(1), false, FrameTimelineInfo{});
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nsecs_t applicationSentTime = systemTime();
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mFlinger.setTransactionState(transaction.frameTimelineInfo, transaction.states,
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transaction.displays, transaction.flags,
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transaction.applyToken, transaction.inputWindowCommands,
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transaction.desiredPresentTime, transaction.isAutoTimestamp,
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transaction.uncacheBuffer, mHasListenerCallbacks, mCallbacks,
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transaction.id);
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nsecs_t returnedTime = systemTime();
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if ((flags & ISurfaceComposer::eSynchronous) || syncInputWindows) {
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EXPECT_GE(systemTime(), applicationSentTime + s2ns(5));
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} else {
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EXPECT_LE(returnedTime, applicationSentTime + s2ns(5));
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}
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// This transaction should have been placed on the transaction queue
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auto transactionQueue = mFlinger.getTransactionQueue();
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EXPECT_EQ(1u, transactionQueue.size());
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}
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void BlockedByPriorTransaction(uint32_t flags, bool syncInputWindows) {
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ASSERT_EQ(0u, mFlinger.getTransactionQueue().size());
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// called in SurfaceFlinger::signalTransaction
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nsecs_t time = systemTime();
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if (!syncInputWindows) {
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EXPECT_CALL(*mMessageQueue, invalidate()).Times(2);
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} else {
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EXPECT_CALL(*mMessageQueue, invalidate()).Times(1);
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}
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// transaction that should go on the pending thread
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TransactionInfo transactionA;
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setupSingle(transactionA, /*flags*/ 0, /*syncInputWindows*/ false,
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/*desiredPresentTime*/ time + s2ns(1), false, FrameTimelineInfo{});
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// transaction that would not have gone on the pending thread if not
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// blocked
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TransactionInfo transactionB;
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setupSingle(transactionB, flags, syncInputWindows,
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/*desiredPresentTime*/ systemTime(), /*isAutoTimestamp*/ true,
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FrameTimelineInfo{});
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nsecs_t applicationSentTime = systemTime();
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mFlinger.setTransactionState(transactionA.frameTimelineInfo, transactionA.states,
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transactionA.displays, transactionA.flags,
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transactionA.applyToken, transactionA.inputWindowCommands,
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transactionA.desiredPresentTime, transactionA.isAutoTimestamp,
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transactionA.uncacheBuffer, mHasListenerCallbacks, mCallbacks,
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transactionA.id);
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// This thread should not have been blocked by the above transaction
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// (5s is the timeout period that applyTransactionState waits for SF to
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// commit the transaction)
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EXPECT_LE(systemTime(), applicationSentTime + s2ns(5));
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// transaction that would goes to pending transaciton queue.
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mFlinger.flushTransactionQueues();
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applicationSentTime = systemTime();
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mFlinger.setTransactionState(transactionB.frameTimelineInfo, transactionB.states,
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transactionB.displays, transactionB.flags,
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transactionB.applyToken, transactionB.inputWindowCommands,
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transactionB.desiredPresentTime, transactionB.isAutoTimestamp,
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transactionB.uncacheBuffer, mHasListenerCallbacks, mCallbacks,
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transactionB.id);
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// this thread should have been blocked by the above transaction
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// if this is an animation, this thread should be blocked for 5s
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// in setTransactionState waiting for transactionA to flush. Otherwise,
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// the transaction should be placed on the pending queue
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if (flags & (ISurfaceComposer::eAnimation | ISurfaceComposer::eSynchronous) ||
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syncInputWindows) {
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EXPECT_GE(systemTime(), applicationSentTime + s2ns(5));
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} else {
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EXPECT_LE(systemTime(), applicationSentTime + s2ns(5));
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}
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// transaction that would goes to pending transaciton queue.
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mFlinger.flushTransactionQueues();
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// check that the transaction was applied.
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auto transactionQueue = mFlinger.getPendingTransactionQueue();
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EXPECT_EQ(0u, transactionQueue.size());
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}
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bool mHasListenerCallbacks = false;
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std::vector<ListenerCallbacks> mCallbacks;
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int mTransactionNumber = 0;
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};
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TEST_F(TransactionApplicationTest, Flush_RemovesFromQueue) {
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ASSERT_EQ(0u, mFlinger.getTransactionQueue().size());
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// called in SurfaceFlinger::signalTransaction
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EXPECT_CALL(*mMessageQueue, invalidate()).Times(1);
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TransactionInfo transactionA; // transaction to go on pending queue
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setupSingle(transactionA, /*flags*/ 0, /*syncInputWindows*/ false,
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/*desiredPresentTime*/ s2ns(1), false, FrameTimelineInfo{});
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mFlinger.setTransactionState(transactionA.frameTimelineInfo, transactionA.states,
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transactionA.displays, transactionA.flags, transactionA.applyToken,
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transactionA.inputWindowCommands, transactionA.desiredPresentTime,
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transactionA.isAutoTimestamp, transactionA.uncacheBuffer,
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mHasListenerCallbacks, mCallbacks, transactionA.id);
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auto& transactionQueue = mFlinger.getTransactionQueue();
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ASSERT_EQ(1u, transactionQueue.size());
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auto& transactionState = transactionQueue.front();
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checkEqual(transactionA, transactionState);
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// because flushing uses the cached expected present time, we send an empty
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// transaction here (sending a null applyToken to fake it as from a
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// different process) to re-query and reset the cached expected present time
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TransactionInfo empty;
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empty.applyToken = sp<IBinder>();
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mFlinger.setTransactionState(empty.frameTimelineInfo, empty.states, empty.displays, empty.flags,
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empty.applyToken, empty.inputWindowCommands,
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empty.desiredPresentTime, empty.isAutoTimestamp,
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empty.uncacheBuffer, mHasListenerCallbacks, mCallbacks, empty.id);
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// flush transaction queue should flush as desiredPresentTime has
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// passed
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mFlinger.flushTransactionQueues();
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EXPECT_EQ(0u, transactionQueue.size());
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}
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TEST_F(TransactionApplicationTest, NotPlacedOnTransactionQueue_Synchronous) {
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NotPlacedOnTransactionQueue(ISurfaceComposer::eSynchronous, /*syncInputWindows*/ false);
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}
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TEST_F(TransactionApplicationTest, NotPlacedOnTransactionQueue_Animation) {
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NotPlacedOnTransactionQueue(ISurfaceComposer::eAnimation, /*syncInputWindows*/ false);
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}
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TEST_F(TransactionApplicationTest, NotPlacedOnTransactionQueue_SyncInputWindows) {
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NotPlacedOnTransactionQueue(/*flags*/ 0, /*syncInputWindows*/ true);
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}
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TEST_F(TransactionApplicationTest, PlaceOnTransactionQueue_Synchronous) {
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PlaceOnTransactionQueue(ISurfaceComposer::eSynchronous, /*syncInputWindows*/ false);
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}
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TEST_F(TransactionApplicationTest, PlaceOnTransactionQueue_Animation) {
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PlaceOnTransactionQueue(ISurfaceComposer::eAnimation, /*syncInputWindows*/ false);
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}
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TEST_F(TransactionApplicationTest, PlaceOnTransactionQueue_SyncInputWindows) {
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PlaceOnTransactionQueue(/*flags*/ 0, /*syncInputWindows*/ true);
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}
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TEST_F(TransactionApplicationTest, BlockWithPriorTransaction_Synchronous) {
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BlockedByPriorTransaction(ISurfaceComposer::eSynchronous, /*syncInputWindows*/ false);
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}
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TEST_F(TransactionApplicationTest, BlockWithPriorTransaction_Animation) {
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BlockedByPriorTransaction(ISurfaceComposer::eSynchronous, /*syncInputWindows*/ false);
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}
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TEST_F(TransactionApplicationTest, BlockWithPriorTransaction_SyncInputWindows) {
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BlockedByPriorTransaction(/*flags*/ 0, /*syncInputWindows*/ true);
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}
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TEST_F(TransactionApplicationTest, FromHandle) {
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sp<IBinder> badHandle;
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auto ret = mFlinger.fromHandle(badHandle);
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EXPECT_EQ(nullptr, ret.promote().get());
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}
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} // namespace android
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