/**
 * Copyright (c) 2026 Huawei Technologies Co., Ltd.
 * This program is free software, you can redistribute it and/or modify it under the terms and conditions of
 * CANN Open Software License Agreement Version 2.0 (the "License").
 * Please refer to the License for details. You may not use this file except in compliance with the License.
 * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
 * INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
 * See LICENSE in the root of the software repository for the full text of the License.
 */

/*!
 * \file test_assign.cpp
 * \brief kernel UT for Assign operator
 */

#include "gtest/gtest.h"
#include "tikicpulib.h"

#include "../../../op_kernel/assign_apt.cpp"

class AssignTest : public testing::Test {
protected:
    static void SetUpTestCase()
    {
        std::cout << "assign_test SetUp" << std::endl;
    }
    static void TearDownTestCase()
    {
        std::cout << "assign_test TearDown" << std::endl;
    }
};

// ============================================================================
// Tensor copy path, tiling key 4 - int32 (4-byte)
// value: (128,) => ref: (128,)
// ============================================================================
TEST_F(AssignTest, test_tensor_four_byte_int32)
{
    constexpr int64_t ELEM_NUM = 128;

    size_t byteSize = ELEM_NUM * sizeof(int32_t);

    uint8_t* ref = (uint8_t*)AscendC::GmAlloc(byteSize);
    uint8_t* value = (uint8_t*)AscendC::GmAlloc(byteSize);
    uint8_t* out = (uint8_t*)AscendC::GmAlloc(byteSize);

    constexpr size_t workspaceSize = 16 * 1024 * 1024;
    uint8_t* workspace = (uint8_t*)AscendC::GmAlloc(workspaceSize);
    uint8_t* tiling = (uint8_t*)AscendC::GmAlloc(sizeof(TensorMoveTilingData));

    TensorMoveTilingData* tilingData = reinterpret_cast<TensorMoveTilingData*>(tiling);
    tilingData->totalCoreNum = 1;
    tilingData->usedCoreNum = 1;
    tilingData->blockFactor = 1;
    tilingData->tailBlockFactor = 1;
    tilingData->ubFactor = ELEM_NUM;
    tilingData->tailBlockTailUbFactor = ELEM_NUM;
    tilingData->tilingKey = 4;

    uint32_t numBlocks = 1;
    ICPU_SET_TILING_KEY(4);
    AscendC::SetKernelMode(KernelMode::AIV_MODE);
    ICPU_RUN_KF(assign, numBlocks, ref, value, out, workspace, tiling);

    AscendC::GmFree(ref);
    AscendC::GmFree(value);
    AscendC::GmFree(out);
    AscendC::GmFree(workspace);
    AscendC::GmFree(tiling);
}