// Copyright (C) 2018-2026 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
//

#include <common_test_utils/ov_tensor_utils.hpp>

#include "shared_test_classes/base/ov_subgraph.hpp"
#include "utils/cpu_test_utils.hpp"
#include "openvino/op/bucketize.hpp"

using namespace CPUTestUtils;

namespace ov {
namespace test {

using BucketizeCPUParamsTuple = std::tuple<InputShape,   // Data shape
                                           InputShape,   // Buckets shape
                                           bool,         // Right edge of interval
                                           ElementType,  // Data input precision
                                           ElementType,  // Buckets input precision
                                           ElementType   // Output precision
                                           >;

class BucketizeLayerCPUTest : public testing::WithParamInterface<BucketizeCPUParamsTuple>,
                              virtual public SubgraphBaseTest {
public:
    static std::string getTestCaseName(const testing::TestParamInfo<BucketizeCPUParamsTuple>& obj) {
        const auto& [dataShape, bucketsShape, with_right_bound, inDataPrc, inBucketsPrc, netPrc] = obj.param;
        std::ostringstream result;
        result << "IS=" << ov::test::utils::partialShape2str({dataShape.first}) << "_"
               << ov::test::utils::partialShape2str({bucketsShape.first}) << "_";

        result << "TS=";
        for (const auto& item : dataShape.second) {
            result << ov::test::utils::vec2str(item) << "_";
        }
        result << "BS=";
        for (const auto& item : bucketsShape.second) {
            result << ov::test::utils::vec2str(item) << "_";
        }

        result << "with_right_bound=" << with_right_bound;
        result << "inDataPrc=" << inDataPrc << "_";
        result << "inBucketsPrc=" << inBucketsPrc << "_";
        result << "netPrc=" << netPrc << "_";
        return result.str();
    }

    void generate_inputs(const std::vector<ov::Shape>& targetInputStaticShapes) override {
        inputs.clear();
        const auto& funcInputs = function->inputs();

        auto data_size = shape_size(targetInputStaticShapes[0]);
        ov::test::utils::InputGenerateData in_data;
        in_data.start_from = 0;
        in_data.range = data_size * 5;
        in_data.resolution = 10;
        in_data.seed = 7235346;
        ov::Tensor tensorData = ov::test::utils::create_and_fill_tensor(funcInputs[0].get_element_type(), targetInputStaticShapes[0], in_data);
        ov::Tensor tensorBucket =
            ov::test::utils::create_and_fill_tensor_unique_sequence(funcInputs[1].get_element_type(),
                                                                    targetInputStaticShapes[1],
                                                                    0,
                                                                    10,
                                                                    8234231);

        inputs.insert({funcInputs[0].get_node_shared_ptr(), tensorData});
        inputs.insert({funcInputs[1].get_node_shared_ptr(), tensorBucket});
    }

protected:
    void SetUp() override {
        targetDevice = ov::test::utils::DEVICE_CPU;
        const auto& [dataShape, bucketsShape, with_right_bound, inDataPrc, inBucketsPrc, netPrc] = this->GetParam();
        init_input_shapes({dataShape, bucketsShape});

        auto data = std::make_shared<ov::op::v0::Parameter>(inDataPrc, inputDynamicShapes[0]);
        data->set_friendly_name("a_data");
        auto buckets = std::make_shared<ov::op::v0::Parameter>(inBucketsPrc, inputDynamicShapes[1]);
        buckets->set_friendly_name("b_buckets");
        auto bucketize = std::make_shared<ov::op::v3::Bucketize>(data, buckets, netPrc, with_right_bound);
        function = std::make_shared<ov::Model>(std::make_shared<ov::op::v0::Result>(bucketize),
                                               ov::ParameterVector{data, buckets},
                                               "Bucketize");
    }
};

TEST_P(BucketizeLayerCPUTest, CompareWithRefs) {
    run();
}

namespace {

const std::vector<ov::test::InputShape> dataShapesDynamic = {
    {{ov::Dimension(1, 10), ov::Dimension::dynamic(), ov::Dimension::dynamic()},
     {{1, 20, 20}, {3, 16, 16}, {10, 16, 16}}},
    {{ov::Dimension(1, 10), 3, 50, 50}, {{1, 3, 50, 50}, {2, 3, 50, 50}, {10, 3, 50, 50}}}};

const std::vector<ov::test::InputShape> bucketsShapesDynamic = {{{ov::Dimension::dynamic()}, {{5}, {20}, {100}}}};

const std::vector<ov::test::ElementType> inPrc = {ov::element::f32, ov::element::i64, ov::element::i32};
const std::vector<ov::test::ElementType> outPrc = {ov::element::i64, ov::element::i32};

const auto test_Bucketize_right_edge_Dynamic = ::testing::Combine(::testing::ValuesIn(dataShapesDynamic),
                                                                  ::testing::ValuesIn(bucketsShapesDynamic),
                                                                  ::testing::Values(true),
                                                                  ::testing::ValuesIn(inPrc),
                                                                  ::testing::ValuesIn(inPrc),
                                                                  ::testing::ValuesIn(outPrc));

const auto test_Bucketize_left_edge_Dynamic = ::testing::Combine(::testing::ValuesIn(dataShapesDynamic),
                                                                 ::testing::ValuesIn(bucketsShapesDynamic),
                                                                 ::testing::Values(false),
                                                                 ::testing::ValuesIn(inPrc),
                                                                 ::testing::ValuesIn(inPrc),
                                                                 ::testing::ValuesIn(outPrc));

INSTANTIATE_TEST_SUITE_P(smoke_TestsBucketize_right_Dynamic,
                         BucketizeLayerCPUTest,
                         test_Bucketize_right_edge_Dynamic,
                         BucketizeLayerCPUTest::getTestCaseName);
INSTANTIATE_TEST_SUITE_P(smoke_TestsBucketize_left_Dynamic,
                         BucketizeLayerCPUTest,
                         test_Bucketize_left_edge_Dynamic,
                         BucketizeLayerCPUTest::getTestCaseName);

}  // namespace
}  // namespace test
}  // namespace ov
