/*
 *  ******************************************************************************
 *  *
 *  *
 *  * This program and the accompanying materials are made available under the
 *  * terms of the Apache License, Version 2.0 which is available at
 *  * https://www.apache.org/licenses/LICENSE-2.0.
 *  *
 *  * See the NOTICE file distributed with this work for additional
 *  * information regarding copyright ownership.
 *  * 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.
 *  *
 *  * SPDX-License-Identifier: Apache-2.0
 *  *****************************************************************************
 */

//
// @author raver119@gmail.com
//

#include <array/NDArray.h>
#include <array/NDArrayFactory.h>
#include "testlayers.h"
#include <graph/Stash.h>
#include <graph/FlatUtils.h>

using namespace sd;

class FlatUtilsTests : public testing::Test {
public:

};

TEST_F(FlatUtilsTests, flat_float_serde_1) {
    auto array = NDArrayFactory::create<float>('c', {4}, {1.f, 2.f, 3.f, 4.f});

    flatbuffers::FlatBufferBuilder builder(1024);
    auto flatArray = FlatUtils::toFlatArray(builder, array);
    builder.Finish(flatArray);


    auto pfArray = GetFlatArray(builder.GetBufferPointer());

    auto restored = FlatUtils::fromFlatArray(pfArray);

    ASSERT_EQ(array, *restored);

    delete restored;
}

TEST_F(FlatUtilsTests, flat_int_serde_1) {
    auto array = NDArrayFactory::create<int>('c', {4}, {1, 2, 3, 4});

    flatbuffers::FlatBufferBuilder builder(1024);
    auto flatArray = FlatUtils::toFlatArray(builder, array);
    builder.Finish(flatArray);


    auto pfArray = GetFlatArray(builder.GetBufferPointer());

    auto restored = FlatUtils::fromFlatArray(pfArray);

    ASSERT_EQ(array, *restored);

    delete restored;
}

TEST_F(FlatUtilsTests, flat_bool_serde_1) {
    auto array = NDArrayFactory::create<bool>('c', {4}, {true, false, true, false});

    flatbuffers::FlatBufferBuilder builder(1024);
    auto flatArray = FlatUtils::toFlatArray(builder, array);
    builder.Finish(flatArray);


    auto pfArray = GetFlatArray(builder.GetBufferPointer());

    auto restored = FlatUtils::fromFlatArray(pfArray);

    ASSERT_EQ(array, *restored);

    delete restored;
}

TEST_F(FlatUtilsTests, flat_string_serde_1) {
    auto array = NDArrayFactory::string( {3}, {"alpha", "beta", "gamma"});

    flatbuffers::FlatBufferBuilder builder(1024);
    auto flatArray = FlatUtils::toFlatArray(builder, array);
    builder.Finish(flatArray);


    auto pfArray = GetFlatArray(builder.GetBufferPointer());

    auto restored = FlatUtils::fromFlatArray(pfArray);

    ASSERT_EQ(array, *restored);

    delete restored;
}