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347 lines
12 KiB
347 lines
12 KiB
/*
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* Copyright (C) 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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#include <binder/IInterface.h>
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#include <binder/IPCThreadState.h>
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#include <binder/IServiceManager.h>
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#include <binder/ProcessState.h>
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#include <gtest/gtest.h>
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#include <gui/ISurfaceComposer.h>
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#include <gui/LayerState.h>
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#include <gui/Surface.h>
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#include <gui/SurfaceComposerClient.h>
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#include <ui/DisplayMode.h>
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#include <utils/String8.h>
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#include <limits>
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#include "BufferGenerator.h"
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#include "utils/CallbackUtils.h"
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#include "utils/ColorUtils.h"
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#include "utils/TransactionUtils.h"
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namespace android {
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namespace test {
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using Transaction = SurfaceComposerClient::Transaction;
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using CallbackInfo = SurfaceComposerClient::CallbackInfo;
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using TCLHash = SurfaceComposerClient::TCLHash;
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using android::hardware::graphics::common::V1_1::BufferUsage;
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class TransactionHelper : public Transaction {
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public:
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size_t getNumListeners() { return mListenerCallbacks.size(); }
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std::unordered_map<sp<ITransactionCompletedListener>, CallbackInfo, TCLHash>
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getListenerCallbacks() {
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return mListenerCallbacks;
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}
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};
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class IPCTestUtils {
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public:
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static void waitForCallback(CallbackHelper& helper, const ExpectedResult& expectedResult,
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bool finalState = false);
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static status_t getBuffer(sp<GraphicBuffer>* outBuffer, sp<Fence>* outFence);
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};
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class IIPCTest : public IInterface {
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public:
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DECLARE_META_INTERFACE(IPCTest)
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enum class Tag : uint32_t {
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SetDeathToken = IBinder::FIRST_CALL_TRANSACTION,
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InitClient,
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CreateTransaction,
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MergeAndApply,
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VerifyCallbacks,
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CleanUp,
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Last,
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};
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virtual status_t setDeathToken(sp<IBinder>& token) = 0;
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virtual status_t initClient() = 0;
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virtual status_t createTransaction(TransactionHelper* outTransaction, uint32_t width,
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uint32_t height) = 0;
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virtual status_t mergeAndApply(TransactionHelper transaction) = 0;
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virtual status_t verifyCallbacks() = 0;
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virtual status_t cleanUp() = 0;
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};
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class BpIPCTest : public SafeBpInterface<IIPCTest> {
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public:
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explicit BpIPCTest(const sp<IBinder>& impl) : SafeBpInterface<IIPCTest>(impl, "BpIPCTest") {}
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status_t setDeathToken(sp<IBinder>& token) {
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return callRemote<decltype(&IIPCTest::setDeathToken)>(Tag::SetDeathToken, token);
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}
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status_t initClient() { return callRemote<decltype(&IIPCTest::initClient)>(Tag::InitClient); }
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status_t createTransaction(TransactionHelper* transaction, uint32_t width, uint32_t height) {
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return callRemote<decltype(&IIPCTest::createTransaction)>(Tag::CreateTransaction,
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transaction, width, height);
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}
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status_t mergeAndApply(TransactionHelper transaction) {
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return callRemote<decltype(&IIPCTest::mergeAndApply)>(Tag::MergeAndApply, transaction);
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}
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status_t verifyCallbacks() {
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return callRemote<decltype(&IIPCTest::verifyCallbacks)>(Tag::VerifyCallbacks);
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}
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status_t cleanUp() { return callRemote<decltype(&IIPCTest::cleanUp)>(Tag::CleanUp); }
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};
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IMPLEMENT_META_INTERFACE(IPCTest, "android.gfx.tests.IIPCTest")
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class onTestDeath : public IBinder::DeathRecipient {
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public:
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void binderDied(const wp<IBinder>& /*who*/) override {
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ALOGE("onTestDeath::binderDied, exiting");
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exit(0);
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}
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};
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sp<onTestDeath> getDeathToken() {
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static sp<onTestDeath> token = new onTestDeath;
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return token;
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}
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class BnIPCTest : public SafeBnInterface<IIPCTest> {
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public:
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BnIPCTest() : SafeBnInterface("BnIPCTest") {}
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status_t setDeathToken(sp<IBinder>& token) override {
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return token->linkToDeath(getDeathToken());
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}
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status_t initClient() override {
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mClient = new SurfaceComposerClient;
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auto err = mClient->initCheck();
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return err;
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}
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status_t createTransaction(TransactionHelper* transaction, uint32_t width, uint32_t height) {
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if (transaction == nullptr) {
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ALOGE("Error in createTransaction: transaction is nullptr");
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return BAD_VALUE;
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}
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mSurfaceControl = mClient->createSurface(String8("parentProcessSurface"), 0, 0,
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PIXEL_FORMAT_RGBA_8888,
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ISurfaceComposerClient::eFXSurfaceBufferState,
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/*parent*/ nullptr);
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sp<GraphicBuffer> gb;
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sp<Fence> fence;
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int err = IPCTestUtils::getBuffer(&gb, &fence);
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if (err != NO_ERROR) return err;
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TransactionUtils::fillGraphicBufferColor(gb,
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{0, 0, static_cast<int32_t>(width),
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static_cast<int32_t>(height)},
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Color::RED);
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transaction->setLayerStack(mSurfaceControl, 0)
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.setLayer(mSurfaceControl, std::numeric_limits<int32_t>::max())
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.setBuffer(mSurfaceControl, gb)
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.setAcquireFence(mSurfaceControl, fence)
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.show(mSurfaceControl)
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.addTransactionCompletedCallback(mCallbackHelper.function,
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mCallbackHelper.getContext());
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return NO_ERROR;
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}
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status_t mergeAndApply(TransactionHelper /*transaction*/) {
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// transaction.apply();
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return NO_ERROR;
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}
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status_t verifyCallbacks() {
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ExpectedResult expected;
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expected.addSurface(ExpectedResult::Transaction::PRESENTED, mSurfaceControl);
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EXPECT_NO_FATAL_FAILURE(IPCTestUtils::waitForCallback(mCallbackHelper, expected, true));
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return NO_ERROR;
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}
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status_t cleanUp() {
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if (mClient) mClient->dispose();
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mSurfaceControl = nullptr;
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IPCThreadState::self()->stopProcess();
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return NO_ERROR;
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}
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status_t onTransact(uint32_t code, const Parcel& data, Parcel* reply,
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uint32_t /*flags*/) override {
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EXPECT_GE(code, IBinder::FIRST_CALL_TRANSACTION);
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EXPECT_LT(code, static_cast<uint32_t>(IIPCTest::Tag::Last));
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switch (static_cast<IIPCTest::Tag>(code)) {
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case IIPCTest::Tag::SetDeathToken:
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return callLocal(data, reply, &IIPCTest::setDeathToken);
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case IIPCTest::Tag::InitClient:
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return callLocal(data, reply, &IIPCTest::initClient);
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case IIPCTest::Tag::CreateTransaction:
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return callLocal(data, reply, &IIPCTest::createTransaction);
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case IIPCTest::Tag::MergeAndApply:
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return callLocal(data, reply, &IIPCTest::mergeAndApply);
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case IIPCTest::Tag::VerifyCallbacks:
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return callLocal(data, reply, &IIPCTest::verifyCallbacks);
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case IIPCTest::Tag::CleanUp:
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return callLocal(data, reply, &IIPCTest::cleanUp);
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default:
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return UNKNOWN_ERROR;
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}
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}
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private:
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sp<SurfaceComposerClient> mClient;
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sp<SurfaceControl> mSurfaceControl;
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CallbackHelper mCallbackHelper;
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};
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class IPCTest : public ::testing::Test {
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public:
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IPCTest() : mDeathRecipient(new BBinder), mRemote(initRemoteService()) {
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ProcessState::self()->startThreadPool();
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}
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void SetUp() {
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mClient = new SurfaceComposerClient;
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ASSERT_EQ(NO_ERROR, mClient->initCheck());
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mPrimaryDisplay = mClient->getInternalDisplayToken();
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ui::DisplayMode mode;
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mClient->getActiveDisplayMode(mPrimaryDisplay, &mode);
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mDisplayWidth = mode.resolution.getWidth();
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mDisplayHeight = mode.resolution.getHeight();
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Transaction setupTransaction;
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setupTransaction.setDisplayLayerStack(mPrimaryDisplay, 0);
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setupTransaction.apply();
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}
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protected:
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sp<IIPCTest> initRemoteService();
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sp<IBinder> mDeathRecipient;
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sp<IIPCTest> mRemote;
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sp<SurfaceComposerClient> mClient;
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sp<IBinder> mPrimaryDisplay;
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uint32_t mDisplayWidth;
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uint32_t mDisplayHeight;
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sp<SurfaceControl> sc;
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};
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status_t IPCTestUtils::getBuffer(sp<GraphicBuffer>* outBuffer, sp<Fence>* outFence) {
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static BufferGenerator bufferGenerator;
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return bufferGenerator.get(outBuffer, outFence);
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}
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void IPCTestUtils::waitForCallback(CallbackHelper& helper, const ExpectedResult& expectedResult,
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bool finalState) {
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CallbackData callbackData;
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ASSERT_NO_FATAL_FAILURE(helper.getCallbackData(&callbackData));
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EXPECT_NO_FATAL_FAILURE(expectedResult.verifyCallbackData(callbackData));
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if (finalState) {
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ASSERT_NO_FATAL_FAILURE(helper.verifyFinalState());
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}
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}
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sp<IIPCTest> IPCTest::initRemoteService() {
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static std::mutex mMutex;
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static sp<IIPCTest> remote;
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const String16 serviceName("IPCTest");
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std::unique_lock<decltype(mMutex)> lock;
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if (remote == nullptr) {
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pid_t forkPid = fork();
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EXPECT_NE(forkPid, -1);
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if (forkPid == 0) {
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sp<IIPCTest> nativeService = new BnIPCTest;
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if (!nativeService) {
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ALOGE("null service...");
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}
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status_t err = defaultServiceManager()->addService(serviceName,
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IInterface::asBinder(nativeService));
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if (err != NO_ERROR) {
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ALOGE("failed to add service: %d", err);
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}
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ProcessState::self()->startThreadPool();
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IPCThreadState::self()->joinThreadPool();
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[&]() { exit(0); }();
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}
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sp<IBinder> binder = defaultServiceManager()->getService(serviceName);
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remote = interface_cast<IIPCTest>(binder);
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remote->setDeathToken(mDeathRecipient);
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}
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return remote;
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}
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TEST_F(IPCTest, MergeBasic) {
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CallbackHelper helper1;
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sc = mClient->createSurface(String8("parentProcessSurface"), 0, 0, PIXEL_FORMAT_RGBA_8888,
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ISurfaceComposerClient::eFXSurfaceBufferState,
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/*parent*/ nullptr);
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sp<GraphicBuffer> gb;
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sp<Fence> fence;
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int err = IPCTestUtils::getBuffer(&gb, &fence);
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ASSERT_EQ(NO_ERROR, err);
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TransactionUtils::fillGraphicBufferColor(gb,
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{0, 0, static_cast<int32_t>(mDisplayWidth),
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static_cast<int32_t>(mDisplayHeight)},
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Color::RED);
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Transaction transaction;
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transaction.setLayerStack(sc, 0)
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.setLayer(sc, std::numeric_limits<int32_t>::max() - 1)
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.setBuffer(sc, gb)
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.setAcquireFence(sc, fence)
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.show(sc)
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.addTransactionCompletedCallback(helper1.function, helper1.getContext());
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TransactionHelper remote;
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mRemote->initClient();
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mRemote->createTransaction(&remote, mDisplayWidth / 2, mDisplayHeight / 2);
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ASSERT_EQ(1, remote.getNumListeners());
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auto remoteListenerCallbacks = remote.getListenerCallbacks();
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auto remoteCallback = remoteListenerCallbacks.begin();
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auto remoteCallbackInfo = remoteCallback->second;
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auto remoteListenerScs = remoteCallbackInfo.surfaceControls;
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ASSERT_EQ(1, remoteCallbackInfo.callbackIds.size());
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ASSERT_EQ(1, remoteListenerScs.size());
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sp<SurfaceControl> remoteSc = *(remoteListenerScs.begin());
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transaction.merge(std::move(remote));
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transaction.apply();
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sleep(1);
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ExpectedResult expected;
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expected.addSurface(ExpectedResult::Transaction::PRESENTED, sc);
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expected.addSurface(ExpectedResult::Transaction::PRESENTED, remoteSc);
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EXPECT_NO_FATAL_FAILURE(IPCTestUtils::waitForCallback(helper1, expected, true));
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mRemote->verifyCallbacks();
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mRemote->cleanUp();
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}
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} // namespace test
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} // namespace android
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