/*
 * Copyright (C) 2018-2021 Intel Corporation
 *
 * SPDX-License-Identifier: MIT
 *
 */

#include "shared/source/debug_settings/debug_settings_manager.h"
#include "shared/source/gmm_helper/gmm_helper.h"
#include "shared/source/helpers/basic_math.h"
#include "shared/source/helpers/hw_helper.h"
#include "shared/source/helpers/hw_info.h"
#include "shared/source/os_interface/hw_info_config.h"
#include "shared/test/common/helpers/debug_manager_state_restore.h"
#include "shared/test/common/helpers/default_hw_info.h"
#include "shared/test/common/helpers/hw_helper_tests.h"
#include "shared/test/common/mocks/mock_aub_center.h"
#include "shared/test/common/mocks/mock_aub_manager.h"

#include "gtest/gtest.h"
#include "third_party/aub_stream/headers/aubstream.h"

using namespace NEO;

struct AubCenterTests : public ::testing::Test {
    DebugManagerStateRestore restorer;
    GmmHelper gmmHelper{nullptr, defaultHwInfo.get()};
};

TEST_F(AubCenterTests, GivenUseAubStreamDebugVariableNotSetWhenAubCenterIsCreatedThenAubCenterDoesNotCreateAubManager) {
    DebugManager.flags.UseAubStream.set(false);

    MockAubCenter aubCenter(defaultHwInfo.get(), gmmHelper, false, "", CommandStreamReceiverType::CSR_AUB);
    EXPECT_EQ(nullptr, aubCenter.aubManager.get());
}

TEST_F(AubCenterTests, GivenUseAubStreamDebugVariableSetWhenAubCenterIsCreatedThenCreateAubManagerWithCorrectParameters) {
    DebugManager.flags.UseAubStream.set(false);

    MockAubManager *mockAubManager = new MockAubManager(defaultHwInfo->platform.eProductFamily, 4, 8 * MB, defaultHwInfo->platform.usRevId, true, aub_stream::mode::aubFile, defaultHwInfo->capabilityTable.gpuAddressSpace);
    MockAubCenter mockAubCenter(defaultHwInfo.get(), gmmHelper, false, "", CommandStreamReceiverType::CSR_AUB);
    mockAubCenter.aubManager = std::unique_ptr<MockAubManager>(mockAubManager);

    EXPECT_EQ(defaultHwInfo->platform.eProductFamily, mockAubManager->mockAubManagerParams.productFamily);
    EXPECT_EQ(4, mockAubManager->mockAubManagerParams.devicesCount);
    EXPECT_EQ(8 * MB, mockAubManager->mockAubManagerParams.memoryBankSize);
    EXPECT_EQ(defaultHwInfo->platform.usRevId, mockAubManager->mockAubManagerParams.stepping);
    EXPECT_EQ(true, mockAubManager->mockAubManagerParams.localMemorySupported);
    EXPECT_EQ(aub_stream::mode::aubFile, mockAubManager->mockAubManagerParams.streamMode);
    EXPECT_EQ(defaultHwInfo->capabilityTable.gpuAddressSpace, mockAubManager->mockAubManagerParams.gpuAddressSpace);
}

TEST_F(AubCenterTests, GivenDefaultSetCommandStreamReceiverFlagAndAubFileNameWhenGettingAubStreamModeThenModeAubFileIsReturned) {
    DebugManager.flags.UseAubStream.set(true);

    std::string aubFile("test.aub");
    auto mode = AubCenter::getAubStreamMode(aubFile, CommandStreamReceiverType::CSR_AUB);

    EXPECT_EQ(aub_stream::mode::aubFile, mode);
}

TEST_F(AubCenterTests, GivenCsrHwAndEmptyAubFileNameWhenGettingAubStreamModeThenModeAubFileIsReturned) {
    DebugManager.flags.UseAubStream.set(true);

    std::string aubFile("");
    auto mode = AubCenter::getAubStreamMode(aubFile, CommandStreamReceiverType::CSR_HW);

    EXPECT_EQ(aub_stream::mode::aubFile, mode);
}

TEST_F(AubCenterTests, GivenCsrHwAndNotEmptyAubFileNameWhenGettingAubStreamModeThenModeAubFileIsReturned) {
    DebugManager.flags.UseAubStream.set(true);

    std::string aubFile("test.aub");
    auto mode = AubCenter::getAubStreamMode(aubFile, CommandStreamReceiverType::CSR_HW);

    EXPECT_EQ(aub_stream::mode::aubFile, mode);
}

TEST_F(AubCenterTests, WhenAubManagerIsCreatedThenCorrectSteppingIsSet) {
    struct {
        __REVID stepping;
        uint32_t expectedAubStreamStepping;
    } steppingPairsToTest[] = {
        {REVISION_A0, AubMemDump::SteppingValues::A},
        {REVISION_A1, AubMemDump::SteppingValues::A},
        {REVISION_A3, AubMemDump::SteppingValues::A},
        {REVISION_B, AubMemDump::SteppingValues::B},
        {REVISION_C, AubMemDump::SteppingValues::C},
        {REVISION_D, AubMemDump::SteppingValues::D},
        {REVISION_K, AubMemDump::SteppingValues::K}};

    DebugManager.flags.UseAubStream.set(true);

    auto hwInfo = *defaultHwInfo;
    const auto &hwInfoConfig = *HwInfoConfig::get(hwInfo.platform.eProductFamily);
    for (auto steppingPair : steppingPairsToTest) {
        auto hwRevId = hwInfoConfig.getHwRevIdFromStepping(steppingPair.stepping, hwInfo);
        if (hwRevId == CommonConstants::invalidStepping) {
            continue;
        }

        hwInfo.platform.usRevId = hwRevId;
        MockAubCenter aubCenter(&hwInfo, gmmHelper, false, "", CommandStreamReceiverType::CSR_AUB);
        EXPECT_EQ(steppingPair.expectedAubStreamStepping, aubCenter.stepping);
    }
}

TEST_F(AubCenterTests, GivenCsrTypeWhenGettingAubStreamModeThenCorrectModeIsReturned) {
    DebugManager.flags.UseAubStream.set(true);

    std::string aubFile("test.aub");

    auto mode = AubCenter::getAubStreamMode(aubFile, CommandStreamReceiverType::CSR_AUB);
    EXPECT_EQ(aub_stream::mode::aubFile, mode);

    mode = AubCenter::getAubStreamMode(aubFile, CommandStreamReceiverType::CSR_TBX);
    EXPECT_EQ(aub_stream::mode::tbx, mode);

    mode = AubCenter::getAubStreamMode(aubFile, CommandStreamReceiverType::CSR_TBX_WITH_AUB);
    EXPECT_EQ(aub_stream::mode::aubFileAndTbx, mode);
}

TEST_F(AubCenterTests, GivenSetCommandStreamReceiverFlagEqualDefaultHwWhenAubManagerIsCreatedThenCsrTypeDefinesAubStreamMode) {
    DebugManager.flags.UseAubStream.set(true);
    DebugManager.flags.SetCommandStreamReceiver.set(-1);

    std::vector<CommandStreamReceiverType> aubTypes = {CommandStreamReceiverType::CSR_HW,
                                                       CommandStreamReceiverType::CSR_HW_WITH_AUB,
                                                       CommandStreamReceiverType::CSR_AUB};

    for (auto type : aubTypes) {
        MockAubCenter aubCenter(defaultHwInfo.get(), gmmHelper, true, "test", type);
        EXPECT_EQ(aub_stream::mode::aubFile, aubCenter.aubStreamMode);
    }

    MockAubCenter aubCenter2(defaultHwInfo.get(), gmmHelper, true, "", CommandStreamReceiverType::CSR_TBX);
    EXPECT_EQ(aub_stream::mode::tbx, aubCenter2.aubStreamMode);

    MockAubCenter aubCenter3(defaultHwInfo.get(), gmmHelper, true, "", CommandStreamReceiverType::CSR_TBX_WITH_AUB);
    EXPECT_EQ(aub_stream::mode::aubFileAndTbx, aubCenter3.aubStreamMode);
}

TEST_F(AubCenterTests, GivenSetCommandStreamReceiverFlagSetWhenAubManagerIsCreatedThenDebugFlagDefinesAubStreamMode) {
    DebugManager.flags.UseAubStream.set(true);

    DebugManager.flags.SetCommandStreamReceiver.set(CommandStreamReceiverType::CSR_TBX);

    MockAubCenter aubCenter(defaultHwInfo.get(), gmmHelper, true, "", CommandStreamReceiverType::CSR_AUB);
    EXPECT_EQ(aub_stream::mode::tbx, aubCenter.aubStreamMode);

    DebugManager.flags.SetCommandStreamReceiver.set(CommandStreamReceiverType::CSR_TBX_WITH_AUB);

    MockAubCenter aubCenter2(defaultHwInfo.get(), gmmHelper, true, "", CommandStreamReceiverType::CSR_AUB);
    EXPECT_EQ(aub_stream::mode::aubFileAndTbx, aubCenter2.aubStreamMode);
}

TEST_F(AubCenterTests, GivenAubCenterInSubCaptureModeWhenItIsCreatedWithoutDebugFilterSettingsThenItInitializesSubCaptureFiltersWithDefaults) {
    DebugManager.flags.AUBDumpSubCaptureMode.set(static_cast<int32_t>(AubSubCaptureManager::SubCaptureMode::Filter));

    MockAubCenter aubCenter(defaultHwInfo.get(), gmmHelper, false, "", CommandStreamReceiverType::CSR_AUB);
    auto subCaptureCommon = aubCenter.getSubCaptureCommon();
    EXPECT_NE(nullptr, subCaptureCommon);

    EXPECT_EQ(0u, subCaptureCommon->subCaptureFilter.dumpKernelStartIdx);
    EXPECT_EQ(static_cast<uint32_t>(-1), subCaptureCommon->subCaptureFilter.dumpKernelEndIdx);
    EXPECT_STREQ("", subCaptureCommon->subCaptureFilter.dumpKernelName.c_str());
}

TEST_F(AubCenterTests, GivenAubCenterInSubCaptureModeWhenItIsCreatedWithDebugFilterSettingsThenItInitializesSubCaptureFiltersWithDebugFilterSettings) {
    DebugManager.flags.AUBDumpSubCaptureMode.set(static_cast<int32_t>(AubSubCaptureManager::SubCaptureMode::Filter));
    DebugManager.flags.AUBDumpFilterKernelStartIdx.set(10);
    DebugManager.flags.AUBDumpFilterKernelEndIdx.set(100);
    DebugManager.flags.AUBDumpFilterKernelName.set("kernel_name");

    MockAubCenter aubCenter(defaultHwInfo.get(), gmmHelper, false, "", CommandStreamReceiverType::CSR_AUB);
    auto subCaptureCommon = aubCenter.getSubCaptureCommon();
    EXPECT_NE(nullptr, subCaptureCommon);

    EXPECT_EQ(static_cast<uint32_t>(DebugManager.flags.AUBDumpFilterKernelStartIdx.get()), subCaptureCommon->subCaptureFilter.dumpKernelStartIdx);
    EXPECT_EQ(static_cast<uint32_t>(DebugManager.flags.AUBDumpFilterKernelEndIdx.get()), subCaptureCommon->subCaptureFilter.dumpKernelEndIdx);
    EXPECT_STREQ(DebugManager.flags.AUBDumpFilterKernelName.get().c_str(), subCaptureCommon->subCaptureFilter.dumpKernelName.c_str());
}