--- /dev/null
+/*
+ * Copyright (C) 2016 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.
+ */
+
+#define LOG_TAG "graphics_composer_hidl_hal_test"
+
+#include <IComposerCommandBuffer.h>
+#include <android-base/logging.h>
+#include <android/hardware/graphics/allocator/2.0/IAllocator.h>
+#include <android/hardware/graphics/composer/2.1/IComposer.h>
+#include <android/hardware/graphics/mapper/2.0/IMapper.h>
+
+#include <gtest/gtest.h>
+#include <unistd.h>
+
+#include <algorithm>
+#include <array>
+#include <memory>
+#include <mutex>
+#include <unordered_set>
+#include <vector>
+
+namespace android {
+namespace hardware {
+namespace graphics {
+namespace composer {
+namespace V2_1 {
+namespace tests {
+namespace {
+
+using android::hardware::graphics::allocator::V2_0::Buffer;
+using android::hardware::graphics::allocator::V2_0::BufferDescriptor;
+using android::hardware::graphics::allocator::V2_0::ConsumerUsage;
+using android::hardware::graphics::allocator::V2_0::IAllocator;
+using android::hardware::graphics::allocator::V2_0::IAllocatorClient;
+using android::hardware::graphics::allocator::V2_0::ProducerUsage;
+using android::hardware::graphics::common::V1_0::ColorMode;
+using android::hardware::graphics::common::V1_0::ColorTransform;
+using android::hardware::graphics::common::V1_0::Dataspace;
+using android::hardware::graphics::common::V1_0::PixelFormat;
+using android::hardware::graphics::common::V1_0::Transform;
+using android::hardware::graphics::mapper::V2_0::IMapper;
+using GrallocError = android::hardware::graphics::allocator::V2_0::Error;
+
+// IComposerCallback to be installed with IComposerClient::registerCallback.
+class GraphicsComposerCallback : public IComposerCallback {
+ public:
+ void setVsyncAllowed(bool allowed) {
+ std::lock_guard<std::mutex> lock(mMutex);
+ mVsyncAllowed = allowed;
+ }
+
+ std::vector<Display> getDisplays() const {
+ std::lock_guard<std::mutex> lock(mMutex);
+ return std::vector<Display>(mDisplays.begin(), mDisplays.end());
+ }
+
+ int getInvalidHotplugCount() const {
+ std::lock_guard<std::mutex> lock(mMutex);
+ return mInvalidHotplugCount;
+ }
+
+ int getInvalidRefreshCount() const {
+ std::lock_guard<std::mutex> lock(mMutex);
+ return mInvalidRefreshCount;
+ }
+
+ int getInvalidVsyncCount() const {
+ std::lock_guard<std::mutex> lock(mMutex);
+ return mInvalidVsyncCount;
+ }
+
+ private:
+ Return<void> onHotplug(Display display, Connection connection) override {
+ std::lock_guard<std::mutex> lock(mMutex);
+
+ if (connection == Connection::CONNECTED) {
+ if (!mDisplays.insert(display).second) {
+ mInvalidHotplugCount++;
+ }
+ } else if (connection == Connection::DISCONNECTED) {
+ if (!mDisplays.erase(display)) {
+ mInvalidHotplugCount++;
+ }
+ }
+
+ return Void();
+ }
+
+ Return<void> onRefresh(Display display) override {
+ std::lock_guard<std::mutex> lock(mMutex);
+
+ if (mDisplays.count(display) == 0) {
+ mInvalidRefreshCount++;
+ }
+
+ return Void();
+ }
+
+ Return<void> onVsync(Display display, int64_t) override {
+ std::lock_guard<std::mutex> lock(mMutex);
+
+ if (!mVsyncAllowed || mDisplays.count(display) == 0) {
+ mInvalidVsyncCount++;
+ }
+
+ return Void();
+ }
+
+ mutable std::mutex mMutex;
+ // the set of all currently connected displays
+ std::unordered_set<Display> mDisplays;
+ // true only when vsync is enabled
+ bool mVsyncAllowed = false;
+
+ // track invalid callbacks
+ int mInvalidHotplugCount = 0;
+ int mInvalidRefreshCount = 0;
+ int mInvalidVsyncCount = 0;
+};
+
+class GraphicsComposerHidlTest : public ::testing::Test {
+ protected:
+ void SetUp() override {
+ mComposer = IComposer::getService("hwcomposer");
+ ASSERT_NE(nullptr, mComposer.get());
+
+ mComposerClient = createClient();
+ ASSERT_NE(nullptr, mComposerClient.get());
+
+ initCapabilities();
+
+ mComposerCallback = new GraphicsComposerCallback;
+ mComposerClient->registerCallback(mComposerCallback);
+
+ // assume the first display is primary and is never removed
+ mPrimaryDisplay = waitForFirstDisplay();
+ }
+
+ void TearDown() override {
+ if (mComposerCallback != nullptr) {
+ EXPECT_EQ(0, mComposerCallback->getInvalidHotplugCount());
+ EXPECT_EQ(0, mComposerCallback->getInvalidRefreshCount());
+ EXPECT_EQ(0, mComposerCallback->getInvalidVsyncCount());
+ }
+ }
+
+ /**
+ * Initialize the set of supported capabilities.
+ */
+ void initCapabilities() {
+ mComposer->getCapabilities([this](const auto& capabilities) {
+ std::vector<IComposer::Capability> caps = capabilities;
+ mCapabilities.insert(caps.cbegin(), caps.cend());
+ });
+ }
+
+ /**
+ * Test whether a capability is supported.
+ */
+ bool hasCapability(IComposer::Capability capability) const {
+ return (mCapabilities.count(capability) > 0);
+ }
+
+ IComposerClient::DisplayType getDisplayType(Display display) {
+ IComposerClient::DisplayType type = IComposerClient::DisplayType::INVALID;
+ mComposerClient->getDisplayType(
+ display, [&](const auto& tmpError, const auto& tmpType) {
+ ASSERT_EQ(Error::NONE, tmpError);
+ type = tmpType;
+ });
+ return type;
+ }
+
+ Error createVirtualDisplay(Display* outDisplay) {
+ auto ret_count = mComposerClient->getMaxVirtualDisplayCount();
+ if (ret_count == 0) {
+ return Error::UNSUPPORTED;
+ }
+
+ Error err = Error::NO_RESOURCES;
+ Display display;
+ mComposerClient->createVirtualDisplay(
+ 64, 64, PixelFormat::IMPLEMENTATION_DEFINED, kBufferSlotCount,
+ [&](const auto& tmpError, const auto& tmpDisplay, const auto&) {
+ err = tmpError;
+ display = tmpDisplay;
+ });
+
+ *outDisplay = display;
+ return err;
+ }
+
+ void destroyVirtualDisplay(Display display) {
+ auto ret = mComposerClient->destroyVirtualDisplay(display);
+ ASSERT_EQ(Error::NONE, static_cast<Error>(ret));
+ }
+
+ Error createLayer(Layer* outLayer) {
+ Error err = Error::NO_RESOURCES;
+ Layer layer;
+ mComposerClient->createLayer(
+ mPrimaryDisplay, kBufferSlotCount,
+ [&](const auto& tmpError, const auto& tmpLayer) {
+ err = tmpError;
+ layer = tmpLayer;
+ });
+
+ *outLayer = layer;
+ return err;
+ }
+
+ void destroyLayer(Layer layer) {
+ auto ret = mComposerClient->destroyLayer(mPrimaryDisplay, layer);
+ ASSERT_EQ(Error::NONE, static_cast<Error>(ret));
+ }
+
+ int32_t getDisplayAttribute(Config config,
+ IComposerClient::Attribute attribute) {
+ int32_t value = -1;
+ mComposerClient->getDisplayAttribute(
+ mPrimaryDisplay, config, attribute,
+ [&](const auto& tmpError, const auto& tmpValue) {
+ ASSERT_EQ(Error::NONE, tmpError);
+ value = tmpValue;
+ });
+ return value;
+ }
+
+ std::vector<Config> getDisplayConfigs() {
+ std::vector<Config> configs;
+ mComposerClient->getDisplayConfigs(
+ mPrimaryDisplay, [&](const auto& tmpError, const auto& tmpConfigs) {
+ ASSERT_EQ(Error::NONE, tmpError);
+
+ configs = tmpConfigs;
+ ASSERT_FALSE(configs.empty());
+ });
+
+ return configs;
+ }
+
+ std::vector<ColorMode> getColorModes() {
+ std::vector<ColorMode> modes;
+ mComposerClient->getColorModes(
+ mPrimaryDisplay, [&](const auto& tmpError, const auto& tmpModes) {
+ ASSERT_EQ(Error::NONE, tmpError);
+
+ modes = tmpModes;
+ ASSERT_NE(modes.end(),
+ std::find(modes.begin(), modes.end(), ColorMode::NATIVE));
+ });
+
+ return modes;
+ }
+
+ std::vector<IComposerClient::PowerMode> getPowerModes() {
+ std::vector<IComposerClient::PowerMode> modes;
+ modes.push_back(IComposerClient::PowerMode::OFF);
+
+ mComposerClient->getDozeSupport(
+ mPrimaryDisplay, [&](const auto& tmpError, const auto& tmpSupport) {
+ ASSERT_EQ(Error::NONE, tmpError);
+ if (tmpSupport) {
+ modes.push_back(IComposerClient::PowerMode::DOZE);
+ modes.push_back(IComposerClient::PowerMode::DOZE_SUSPEND);
+ }
+ });
+
+ // push ON last
+ modes.push_back(IComposerClient::PowerMode::ON);
+
+ return modes;
+ }
+
+ void setActiveConfig(Config config) {
+ auto ret = mComposerClient->setActiveConfig(mPrimaryDisplay, config);
+ ASSERT_EQ(Error::NONE, static_cast<Error>(ret));
+ }
+
+ void setColorMode(ColorMode mode) {
+ auto ret = mComposerClient->setColorMode(mPrimaryDisplay, mode);
+ ASSERT_EQ(Error::NONE, static_cast<Error>(ret));
+ }
+
+ void setPowerMode(IComposerClient::PowerMode mode) {
+ auto ret = mComposerClient->setPowerMode(mPrimaryDisplay, mode);
+ ASSERT_EQ(Error::NONE, static_cast<Error>(ret));
+ }
+
+ void setVsyncEnabled(bool enable) {
+ auto ret = mComposerClient->setVsyncEnabled(
+ mPrimaryDisplay,
+ enable ? IComposerClient::Vsync::ENABLE
+ : IComposerClient::Vsync::DISABLE);
+ ASSERT_EQ(Error::NONE, static_cast<Error>(ret));
+ }
+ // use the slot count usually set by SF
+ static constexpr uint32_t kBufferSlotCount = 64;
+
+ sp<IComposer> mComposer;
+ sp<IComposerClient> mComposerClient;
+ sp<GraphicsComposerCallback> mComposerCallback;
+ // the first display and is assumed never to be removed
+ Display mPrimaryDisplay;
+
+ private:
+ sp<IComposerClient> createClient() {
+ sp<IComposerClient> client;
+ mComposer->createClient([&](const auto& tmpError, const auto& tmpClient) {
+ if (tmpError == Error::NONE) {
+ client = tmpClient;
+ }
+ });
+
+ return client;
+ }
+
+ Display waitForFirstDisplay() {
+ while (true) {
+ std::vector<Display> displays = mComposerCallback->getDisplays();
+ if (displays.empty()) {
+ usleep(5 * 1000);
+ continue;
+ }
+
+ return displays[0];
+ }
+ }
+
+ // the set of all supported capabilities
+ std::unordered_set<IComposer::Capability> mCapabilities;
+};
+
+/**
+ * Test IComposer::getCapabilities.
+ *
+ * Test that IComposer::getCapabilities returns no invalid capabilities.
+ */
+TEST_F(GraphicsComposerHidlTest, GetCapabilities) {
+ mComposer->getCapabilities([](const auto& tmpCapabilities) {
+ std::vector<IComposer::Capability> capabilities = tmpCapabilities;
+ ASSERT_EQ(capabilities.end(),
+ std::find(capabilities.begin(), capabilities.end(),
+ IComposer::Capability::INVALID));
+ });
+}
+
+/**
+ * Test IComposer::dumpDebugInfo.
+ */
+TEST_F(GraphicsComposerHidlTest, DumpDebugInfo) {
+ mComposer->dumpDebugInfo([](const auto&) {
+ // nothing to do
+ });
+}
+
+/**
+ * Test IComposer::createClient.
+ *
+ * Test that IComposerClient is a singleton.
+ */
+TEST_F(GraphicsComposerHidlTest, CreateClientSingleton) {
+ mComposer->createClient([&](const auto& tmpError, const auto&) {
+ EXPECT_EQ(Error::NO_RESOURCES, tmpError);
+ });
+}
+
+/**
+ * Test IComposerClient::createVirtualDisplay and
+ * IComposerClient::destroyVirtualDisplay.
+ *
+ * Test that virtual displays can be created and has the correct display type.
+ */
+TEST_F(GraphicsComposerHidlTest, CreateVirtualDisplay) {
+ Display display;
+ Error err = createVirtualDisplay(&display);
+ if (err == Error::UNSUPPORTED) {
+ GTEST_SUCCEED() << "no virtual display support";
+ return;
+ }
+ ASSERT_EQ(Error::NONE, err);
+
+ // test display type
+ IComposerClient::DisplayType type = getDisplayType(display);
+ EXPECT_EQ(IComposerClient::DisplayType::VIRTUAL, type);
+
+ destroyVirtualDisplay(display);
+}
+
+/**
+ * Test IComposerClient::createLayer and IComposerClient::destroyLayer.
+ *
+ * Test that layers can be created and destroyed.
+ */
+TEST_F(GraphicsComposerHidlTest, CreateLayer) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::getDisplayName.
+ */
+TEST_F(GraphicsComposerHidlTest, GetDisplayName) {
+ mComposerClient->getDisplayName(mPrimaryDisplay,
+ [&](const auto& tmpError, const auto&) {
+ ASSERT_EQ(Error::NONE, tmpError);
+ });
+}
+
+/**
+ * Test IComposerClient::getDisplayType.
+ *
+ * Test that IComposerClient::getDisplayType returns the correct display type
+ * for the primary display.
+ */
+TEST_F(GraphicsComposerHidlTest, GetDisplayType) {
+ IComposerClient::DisplayType type = getDisplayType(mPrimaryDisplay);
+ EXPECT_EQ(IComposerClient::DisplayType::PHYSICAL, type);
+}
+
+/**
+ * Test IComposerClient::getClientTargetSupport.
+ *
+ * Test that IComposerClient::getClientTargetSupport returns true for the
+ * required client targets.
+ */
+TEST_F(GraphicsComposerHidlTest, GetClientTargetSupport) {
+ std::vector<Config> configs = getDisplayConfigs();
+ for (auto config : configs) {
+ int32_t width =
+ getDisplayAttribute(config, IComposerClient::Attribute::WIDTH);
+ int32_t height =
+ getDisplayAttribute(config, IComposerClient::Attribute::HEIGHT);
+ ASSERT_LT(0, width);
+ ASSERT_LT(0, height);
+
+ setActiveConfig(config);
+
+ auto ret = mComposerClient->getClientTargetSupport(
+ mPrimaryDisplay, width, height, PixelFormat::RGBA_8888,
+ Dataspace::UNKNOWN);
+ ASSERT_EQ(Error::NONE, static_cast<Error>(ret));
+ }
+}
+
+/**
+ * Test IComposerClient::getDisplayAttribute.
+ *
+ * Test that IComposerClient::getDisplayAttribute succeeds for the required
+ * formats, and succeeds or fails correctly for optional attributes.
+ */
+TEST_F(GraphicsComposerHidlTest, GetDisplayAttribute) {
+ std::vector<Config> configs = getDisplayConfigs();
+ for (auto config : configs) {
+ const std::array<IComposerClient::Attribute, 3> requiredAttributes = {{
+ IComposerClient::Attribute::WIDTH, IComposerClient::Attribute::HEIGHT,
+ IComposerClient::Attribute::VSYNC_PERIOD,
+ }};
+ for (auto attribute : requiredAttributes) {
+ getDisplayAttribute(config, attribute);
+ }
+
+ const std::array<IComposerClient::Attribute, 2> optionalAttributes = {{
+ IComposerClient::Attribute::DPI_X, IComposerClient::Attribute::DPI_Y,
+ }};
+ for (auto attribute : optionalAttributes) {
+ mComposerClient->getDisplayAttribute(
+ mPrimaryDisplay, config, attribute,
+ [&](const auto& tmpError, const auto&) {
+ EXPECT_TRUE(tmpError == Error::NONE ||
+ tmpError == Error::UNSUPPORTED);
+ });
+ }
+ }
+}
+
+/**
+ * Test IComposerClient::getHdrCapabilities.
+ */
+TEST_F(GraphicsComposerHidlTest, GetHdrCapabilities) {
+ mComposerClient->getHdrCapabilities(
+ mPrimaryDisplay,
+ [&](const auto& tmpError, const auto&, const auto&, const auto&,
+ const auto&) { ASSERT_EQ(Error::NONE, tmpError); });
+}
+
+/**
+ * Test IComposerClient::setClientTargetSlotCount.
+ */
+TEST_F(GraphicsComposerHidlTest, SetClientTargetSlotCount) {
+ auto ret = mComposerClient->setClientTargetSlotCount(mPrimaryDisplay,
+ kBufferSlotCount);
+ ASSERT_EQ(Error::NONE, static_cast<Error>(ret));
+}
+
+/**
+ * Test IComposerClient::setActiveConfig.
+ *
+ * Test that IComposerClient::setActiveConfig succeeds for all display
+ * configs.
+ */
+TEST_F(GraphicsComposerHidlTest, SetActiveConfig) {
+ std::vector<Config> configs = getDisplayConfigs();
+ for (auto config : configs) {
+ setActiveConfig(config);
+
+ mComposerClient->getActiveConfig(
+ mPrimaryDisplay, [&](const auto& tmpError, const auto& tmpConfig) {
+ EXPECT_EQ(Error::NONE, tmpError);
+ EXPECT_EQ(config, tmpConfig);
+ });
+ }
+}
+
+/**
+ * Test IComposerClient::setColorMode.
+ *
+ * Test that IComposerClient::setColorMode succeeds for all color modes.
+ */
+TEST_F(GraphicsComposerHidlTest, SetColorMode) {
+ std::vector<ColorMode> modes = getColorModes();
+ for (auto mode : modes) {
+ setColorMode(mode);
+ }
+}
+
+/**
+ * Test IComposerClient::setPowerMode.
+ *
+ * Test that IComposerClient::setPowerMode succeeds for all power modes.
+ */
+TEST_F(GraphicsComposerHidlTest, SetPowerMode) {
+ std::vector<IComposerClient::PowerMode> modes = getPowerModes();
+ for (auto mode : modes) {
+ setPowerMode(mode);
+ }
+}
+
+/**
+ * Test IComposerClient::setVsyncEnabled.
+ *
+ * Test that IComposerClient::setVsyncEnabled succeeds and there is no
+ * spurious vsync events.
+ */
+TEST_F(GraphicsComposerHidlTest, SetVsyncEnabled) {
+ mComposerCallback->setVsyncAllowed(true);
+
+ setVsyncEnabled(true);
+ usleep(60 * 1000);
+ setVsyncEnabled(false);
+
+ mComposerCallback->setVsyncAllowed(false);
+}
+
+// Tests for IComposerClient::Command.
+class GraphicsComposerHidlCommandTest : public GraphicsComposerHidlTest {
+ protected:
+ void SetUp() override {
+ ASSERT_NO_FATAL_FAILURE(GraphicsComposerHidlTest::SetUp());
+ ASSERT_NO_FATAL_FAILURE(SetUpGralloc());
+
+ mWriter = std::make_unique<CommandWriterBase>(1024);
+ mReader = std::make_unique<CommandReader>();
+ }
+
+ void TearDown() override {
+ ASSERT_NO_FATAL_FAILURE(GraphicsComposerHidlTest::TearDown());
+ }
+
+ const native_handle_t* cloneBuffer(const native_handle_t* handle) {
+ auto clone = native_handle_clone(handle);
+ if (!clone) {
+ return nullptr;
+ }
+
+ GrallocError err = mMapper->retain(clone);
+ if (err != GrallocError::NONE) {
+ native_handle_close(clone);
+ native_handle_delete(const_cast<native_handle_t*>(clone));
+ return nullptr;
+ }
+
+ return clone;
+ }
+
+ const native_handle_t* allocate(
+ const IAllocatorClient::BufferDescriptorInfo& info) {
+ // create descriptor
+ GrallocError err = GrallocError::NO_RESOURCES;
+ BufferDescriptor descriptor;
+ mAllocatorClient->createDescriptor(
+ info, [&](const auto& tmpError, const auto& tmpDescriptor) {
+ err = tmpError;
+ descriptor = tmpDescriptor;
+ });
+ if (err != GrallocError::NONE) {
+ return nullptr;
+ }
+
+ // allocate buffer
+ hidl_vec<BufferDescriptor> descriptors;
+ hidl_vec<Buffer> buffers;
+ descriptors.setToExternal(&descriptor, 1);
+ err = GrallocError::NO_RESOURCES;
+ mAllocatorClient->allocate(
+ descriptors, [&](const auto& tmpError, const auto& tmpBuffers) {
+ err = tmpError;
+ buffers = tmpBuffers;
+ });
+ if ((err != GrallocError::NONE && err != GrallocError::NOT_SHARED) ||
+ buffers.size() != 1) {
+ mAllocatorClient->destroyDescriptor(descriptors[0]);
+ return nullptr;
+ }
+
+ // export handle
+ err = GrallocError::NO_RESOURCES;
+ const native_handle_t* handle = nullptr;
+ mAllocatorClient->exportHandle(
+ descriptors[0], buffers[0],
+ [&](const auto& tmpError, const auto& tmpHandle) {
+ err = tmpError;
+ if (err != GrallocError::NONE) {
+ return;
+ }
+
+ handle = cloneBuffer(tmpHandle.getNativeHandle());
+ if (!handle) {
+ err = GrallocError::NO_RESOURCES;
+ return;
+ }
+ });
+
+ mAllocatorClient->destroyDescriptor(descriptors[0]);
+ mAllocatorClient->free(buffers[0]);
+
+ if (err != GrallocError::NONE) {
+ return nullptr;
+ }
+
+ return handle;
+ }
+
+ const native_handle_t* allocate() {
+ IAllocatorClient::BufferDescriptorInfo info{};
+ info.width = 64;
+ info.height = 64;
+ info.layerCount = 1;
+ info.format = PixelFormat::RGBA_8888;
+ info.producerUsageMask = static_cast<uint64_t>(ProducerUsage::CPU_WRITE);
+ info.consumerUsageMask = static_cast<uint64_t>(ConsumerUsage::CPU_READ);
+
+ return allocate(info);
+ }
+
+ void free(const native_handle_t* handle) {
+ auto ret = mMapper->release(handle);
+ ASSERT_EQ(GrallocError::NONE, static_cast<GrallocError>(ret));
+ }
+
+ void execute() {
+ bool queueChanged = false;
+ uint32_t commandLength = 0;
+ hidl_vec<hidl_handle> commandHandles;
+ ASSERT_TRUE(
+ mWriter->writeQueue(&queueChanged, &commandLength, &commandHandles));
+
+ if (queueChanged) {
+ auto ret =
+ mComposerClient->setInputCommandQueue(*mWriter->getMQDescriptor());
+ ASSERT_EQ(Error::NONE, static_cast<Error>(ret));
+ return;
+ }
+
+ mComposerClient->executeCommands(
+ commandLength, commandHandles,
+ [&](const auto& tmpError, const auto& tmpOutQueueChanged,
+ const auto& tmpOutLength, const auto& tmpOutHandles) {
+ ASSERT_EQ(Error::NONE, tmpError);
+
+ if (tmpOutQueueChanged) {
+ mComposerClient->getOutputCommandQueue(
+ [&](const auto& tmpError, const auto& tmpDescriptor) {
+ ASSERT_EQ(Error::NONE, tmpError);
+ mReader->setMQDescriptor(tmpDescriptor);
+ });
+ }
+
+ ASSERT_TRUE(mReader->readQueue(tmpOutLength, tmpOutHandles));
+ mReader->parse();
+ });
+ }
+
+ // A command parser that checks that no error nor unexpected commands are
+ // returned.
+ class CommandReader : public CommandReaderBase {
+ public:
+ // Parse all commands in the return command queue. Call GTEST_FAIL() for
+ // unexpected errors or commands.
+ void parse() {
+ while (!isEmpty()) {
+ IComposerClient::Command command;
+ uint16_t length;
+ ASSERT_TRUE(beginCommand(&command, &length));
+
+ switch (command) {
+ case IComposerClient::Command::SET_ERROR: {
+ ASSERT_EQ(2, length);
+ auto loc = read();
+ auto err = readSigned();
+ GTEST_FAIL() << "unexpected error " << err << " at location "
+ << loc;
+ } break;
+ case IComposerClient::Command::SELECT_DISPLAY:
+ case IComposerClient::Command::SET_CHANGED_COMPOSITION_TYPES:
+ case IComposerClient::Command::SET_DISPLAY_REQUESTS:
+ case IComposerClient::Command::SET_PRESENT_FENCE:
+ case IComposerClient::Command::SET_RELEASE_FENCES:
+ break;
+ default:
+ GTEST_FAIL() << "unexpected return command " << std::hex
+ << static_cast<int>(command);
+ break;
+ }
+
+ endCommand();
+ }
+ }
+ };
+
+ std::unique_ptr<CommandWriterBase> mWriter;
+ std::unique_ptr<CommandReader> mReader;
+
+ private:
+ void SetUpGralloc() {
+ mAllocator = IAllocator::getService("gralloc");
+ ASSERT_NE(nullptr, mAllocator.get());
+
+ mAllocator->createClient([this](const auto& error, const auto& client) {
+ if (error == GrallocError::NONE) {
+ mAllocatorClient = client;
+ }
+ });
+ ASSERT_NE(nullptr, mAllocatorClient.get());
+
+ mMapper = IMapper::getService("gralloc-mapper");
+ ASSERT_NE(nullptr, mMapper.get());
+ ASSERT_FALSE(mMapper->isRemote());
+ }
+
+ sp<IAllocator> mAllocator;
+ sp<IAllocatorClient> mAllocatorClient;
+ sp<IMapper> mMapper;
+};
+
+/**
+ * Test IComposerClient::Command::SET_COLOR_TRANSFORM.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_COLOR_TRANSFORM) {
+ const std::array<float, 16> identity = {{
+ 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f, 0.0f, 0.0f, 0.0f, 1.0f, 0.0f,
+ 0.0f, 0.0f, 0.0f, 1.0f,
+ }};
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->setColorTransform(identity.data(), ColorTransform::IDENTITY);
+
+ execute();
+}
+
+/**
+ * Test IComposerClient::Command::SET_CLIENT_TARGET.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_CLIENT_TARGET) {
+ mComposerClient->setClientTargetSlotCount(mPrimaryDisplay, kBufferSlotCount);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->setClientTarget(0, nullptr, -1, Dataspace::UNKNOWN,
+ std::vector<IComposerClient::Rect>());
+
+ execute();
+}
+
+/**
+ * Test IComposerClient::Command::SET_OUTPUT_BUFFER.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_OUTPUT_BUFFER) {
+ auto handle = allocate();
+ ASSERT_NE(nullptr, handle);
+
+ Display display;
+ Error err = createVirtualDisplay(&display);
+ if (err == Error::UNSUPPORTED) {
+ GTEST_SUCCEED() << "no virtual display support";
+ return;
+ }
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(display);
+ mWriter->setOutputBuffer(0, handle, -1);
+
+ destroyVirtualDisplay(display);
+ free(handle);
+}
+
+/**
+ * Test IComposerClient::Command::VALIDATE_DISPLAY.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, VALIDATE_DISPLAY) {
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->validateDisplay();
+ execute();
+}
+
+/**
+ * Test IComposerClient::Command::ACCEPT_DISPLAY_CHANGES.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, ACCEPT_DISPLAY_CHANGES) {
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->validateDisplay();
+ mWriter->acceptDisplayChanges();
+ execute();
+}
+
+/**
+ * Test IComposerClient::Command::PRESENT_DISPLAY.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, PRESENT_DISPLAY) {
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->validateDisplay();
+ mWriter->presentDisplay();
+ execute();
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_CURSOR_POSITION.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_CURSOR_POSITION) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerCursorPosition(1, 1);
+ mWriter->setLayerCursorPosition(0, 0);
+ execute();
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_BUFFER.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_BUFFER) {
+ auto handle = allocate();
+ ASSERT_NE(nullptr, handle);
+
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerBuffer(0, handle, -1);
+ execute();
+
+ destroyLayer(layer);
+ free(handle);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_SURFACE_DAMAGE.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_SURFACE_DAMAGE) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ IComposerClient::Rect empty{0, 0, 0, 0};
+ IComposerClient::Rect unit{0, 0, 1, 1};
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerSurfaceDamage(std::vector<IComposerClient::Rect>(1, empty));
+ mWriter->setLayerSurfaceDamage(std::vector<IComposerClient::Rect>(1, unit));
+ mWriter->setLayerSurfaceDamage(std::vector<IComposerClient::Rect>());
+ execute();
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_BLEND_MODE.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_BLEND_MODE) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerBlendMode(IComposerClient::BlendMode::NONE);
+ mWriter->setLayerBlendMode(IComposerClient::BlendMode::PREMULTIPLIED);
+ mWriter->setLayerBlendMode(IComposerClient::BlendMode::COVERAGE);
+ execute();
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_COLOR.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_COLOR) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerColor(IComposerClient::Color{0xff, 0xff, 0xff, 0xff});
+ mWriter->setLayerColor(IComposerClient::Color{0, 0, 0, 0});
+ execute();
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_COMPOSITION_TYPE.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_COMPOSITION_TYPE) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerCompositionType(IComposerClient::Composition::CLIENT);
+ mWriter->setLayerCompositionType(IComposerClient::Composition::DEVICE);
+ mWriter->setLayerCompositionType(IComposerClient::Composition::SOLID_COLOR);
+ mWriter->setLayerCompositionType(IComposerClient::Composition::CURSOR);
+ execute();
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_DATASPACE.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_DATASPACE) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerDataspace(Dataspace::UNKNOWN);
+ execute();
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_DISPLAY_FRAME.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_DISPLAY_FRAME) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerDisplayFrame(IComposerClient::Rect{0, 0, 1, 1});
+ execute();
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_PLANE_ALPHA.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_PLANE_ALPHA) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerPlaneAlpha(0.0f);
+ mWriter->setLayerPlaneAlpha(1.0f);
+ execute();
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_SIDEBAND_STREAM.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_SIDEBAND_STREAM) {
+ if (!hasCapability(IComposer::Capability::SIDEBAND_STREAM)) {
+ GTEST_SUCCEED() << "no sideband stream support";
+ return;
+ }
+
+ auto handle = allocate();
+ ASSERT_NE(nullptr, handle);
+
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerSidebandStream(handle);
+ execute();
+
+ destroyLayer(layer);
+ free(handle);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_SOURCE_CROP.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_SOURCE_CROP) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerSourceCrop(IComposerClient::FRect{0.0f, 0.0f, 1.0f, 1.0f});
+ execute();
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_TRANSFORM.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_TRANSFORM) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerTransform(static_cast<Transform>(0));
+ mWriter->setLayerTransform(Transform::FLIP_H);
+ mWriter->setLayerTransform(Transform::FLIP_V);
+ mWriter->setLayerTransform(Transform::ROT_90);
+ mWriter->setLayerTransform(Transform::ROT_180);
+ mWriter->setLayerTransform(Transform::ROT_270);
+ mWriter->setLayerTransform(
+ static_cast<Transform>(Transform::FLIP_H | Transform::ROT_90));
+ mWriter->setLayerTransform(
+ static_cast<Transform>(Transform::FLIP_V | Transform::ROT_90));
+ execute();
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_VISIBLE_REGION.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_VISIBLE_REGION) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ IComposerClient::Rect empty{0, 0, 0, 0};
+ IComposerClient::Rect unit{0, 0, 1, 1};
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerVisibleRegion(std::vector<IComposerClient::Rect>(1, empty));
+ mWriter->setLayerVisibleRegion(std::vector<IComposerClient::Rect>(1, unit));
+ mWriter->setLayerVisibleRegion(std::vector<IComposerClient::Rect>());
+ execute();
+
+ destroyLayer(layer);
+}
+
+/**
+ * Test IComposerClient::Command::SET_LAYER_Z_ORDER.
+ */
+TEST_F(GraphicsComposerHidlCommandTest, SET_LAYER_Z_ORDER) {
+ Layer layer;
+ Error err = createLayer(&layer);
+ ASSERT_EQ(Error::NONE, err);
+
+ mWriter->selectDisplay(mPrimaryDisplay);
+ mWriter->selectLayer(layer);
+ mWriter->setLayerZOrder(10);
+ mWriter->setLayerZOrder(0);
+ execute();
+
+ destroyLayer(layer);
+}
+
+} // namespace anonymous
+} // namespace tests
+} // namespace V2_1
+} // namespace composer
+} // namespace graphics
+} // namespace hardware
+} // namespace android
+
+int main(int argc, char** argv) {
+ ::testing::InitGoogleTest(&argc, argv);
+
+ int status = RUN_ALL_TESTS();
+ LOG(INFO) << "Test result = " << status;
+
+ return status;
+}
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