// Copyright (C) 2020 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
//

#include <vector>

#include <gtest/gtest.h>

#include "low_precision_transformations/clamp_transformation.hpp"


using namespace LayerTestsDefinitions;

namespace {
const std::vector<ngraph::element::Type> netPrecisions = {
    ngraph::element::f32,
    // ngraph::element::f16
};

const std::vector<ngraph::pass::low_precision::LayerTransformation::Params> trasformationParamValues = {
    LayerTestsUtils::LayerTransformationParamsNGraphFactory::createParams().setUpdatePrecisions(true),
    // LayerTestsUtils::LayerTransformationParamsNGraphFactory::createParams().setUpdatePrecisions(false),
    LayerTestsUtils::LayerTransformationParamsNGraphFactory::createParamsI8I8(),
    LayerTestsUtils::LayerTransformationParamsNGraphFactory::createParamsU8I8()
};

const std::vector<LayerTestsDefinitions::ClampTransformationParam> params{
    // tensor quantization
    {
        { 256ul, ngraph::Shape{ 1, 1, 1, 1 }, { 0.f }, { 25.5f }, { 0.f }, { 12.8f } },
        {
            {},
            {{0.f, 0.f, 0.f}},
            {{0.5f, 0.5f, 0.5f}}
        },
        0.0,
        127.0
    },
    // tensor quantization
    {
        { 256ul, ngraph::Shape{ 1, 1, 1, 1 }, { 0.f }, { 25.5f }, { -12.8f }, { 12.7f } },
        {
            {},
            {{0.f, 0.f, 0.f}},
            {{0.1f, 0.1f, 0.1f}}
        },
        0.0,
        12.7
    },
    // per-channel quantization with the same values
    {
        {
            256ul, ngraph::Shape{ 1, 3, 1, 1 },
            { -127.f, -127.f, -127.f },
            { 128.f, 128.f, 128.f },
            { 0.f, 0.f, 0.f },
            { 255.f, 255.f, 255.f }
        },
        {},
        0.0,
        255.0
    },
    // per-channel quantization with different values
    {
        {
            256ul,
            ngraph::Shape{ 1, 3, 1, 1 },
            { -127.f, 0.f, 128.f / 2.f },
            { 128.f / 4.f, 128.f / 2.f, 128.f },
            { 0.f, 0.f, 0.f },
            { 255.f / 4.f, 255.f / 2.f, 255.f }
        },
        { },
        0.0,
        128.0
    }
};

INSTANTIATE_TEST_CASE_P(smoke_LPT, ClampTransformation,
    ::testing::Combine(
        ::testing::ValuesIn(netPrecisions),
        ::testing::Values(ngraph::Shape({ 1, 3, 16, 16 })),
        ::testing::Values(CommonTestUtils::DEVICE_CPU),
        ::testing::ValuesIn(trasformationParamValues),
        ::testing::ValuesIn(params)),
    ClampTransformation::getTestCaseName);

}  // namespace
