services/surfaceflinger/tests/unittests/CommitAndCompositeTest.h

/*
 * Copyright 2024 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#include <gtest/gtest.h>

#include <compositionengine/Display.h>
#include <compositionengine/mock/DisplaySurface.h>
#include <renderengine/mock/RenderEngine.h>

#include "TestableSurfaceFlinger.h"
#include "mock/DisplayHardware/MockComposer.h"
#include "mock/DisplayHardware/MockPowerAdvisor.h"
#include "mock/MockTimeStats.h"
#include "mock/system/window/MockNativeWindow.h"

namespace android {

// Minimal setup to use TestableSurfaceFlinger::commitAndComposite.
struct CommitAndCompositeTest : testing::Test {
    void SetUp() override {
        mFlinger.setupMockScheduler({.displayId = DEFAULT_DISPLAY_ID});
        mComposer = new Hwc2::mock::Composer();
        mPowerAdvisor = new Hwc2::mock::PowerAdvisor();
        mFlinger.setupRenderEngine(std::unique_ptr<renderengine::RenderEngine>(mRenderEngine));
        mFlinger.setupTimeStats(std::shared_ptr<TimeStats>(mTimeStats));
        mFlinger.setupComposer(std::unique_ptr<Hwc2::Composer>(mComposer));
        mFlinger.setupPowerAdvisor(std::unique_ptr<Hwc2::PowerAdvisor>(mPowerAdvisor));

        constexpr bool kIsPrimary = true;
        FakeHwcDisplayInjector(DEFAULT_DISPLAY_ID, hal::DisplayType::PHYSICAL, kIsPrimary)
                .setPowerMode(hal::PowerMode::ON)
                .inject(&mFlinger, mComposer);
        auto compostionEngineDisplayArgs =
                compositionengine::DisplayCreationArgsBuilder()
                        .setId(DEFAULT_DISPLAY_ID)
                        .setPixels({DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT})
                        .setPowerAdvisor(mPowerAdvisor)
                        .setName("Internal display")
                        .build();
        auto compositionDisplay =
                compositionengine::impl::createDisplay(mFlinger.getCompositionEngine(),
                                                       std::move(compostionEngineDisplayArgs));
        mDisplay = FakeDisplayDeviceInjector(mFlinger, compositionDisplay,
                                             ui::DisplayConnectionType::Internal, HWC_DISPLAY,
                                             kIsPrimary)
                           .setDisplaySurface(mDisplaySurface)
                           .setNativeWindow(mNativeWindow)
                           .setPowerMode(hal::PowerMode::ON)
                           .setRefreshRateSelector(mFlinger.scheduler()->refreshRateSelector())
                           .skipSchedulerRegistration()
                           .inject();
    }

    using FakeHwcDisplayInjector = TestableSurfaceFlinger::FakeHwcDisplayInjector;
    using FakeDisplayDeviceInjector = TestableSurfaceFlinger::FakeDisplayDeviceInjector;

    static constexpr hal::HWDisplayId HWC_DISPLAY = FakeHwcDisplayInjector::DEFAULT_HWC_DISPLAY_ID;
    static constexpr PhysicalDisplayId DEFAULT_DISPLAY_ID = PhysicalDisplayId::fromPort(42u);
    static constexpr int DEFAULT_DISPLAY_WIDTH = 1920;
    static constexpr int DEFAULT_DISPLAY_HEIGHT = 1024;

    TestableSurfaceFlinger mFlinger;
    renderengine::mock::RenderEngine* mRenderEngine = new renderengine::mock::RenderEngine();
    sp<DisplayDevice> mDisplay;
    sp<compositionengine::mock::DisplaySurface> mDisplaySurface =
            sp<compositionengine::mock::DisplaySurface>::make();
    sp<mock::NativeWindow> mNativeWindow = sp<mock::NativeWindow>::make();
    mock::TimeStats* mTimeStats = new mock::TimeStats();
    Hwc2::mock::PowerAdvisor* mPowerAdvisor = nullptr;
    Hwc2::mock::Composer* mComposer = nullptr;
};

} // namespace android