/*******************************************************************************
 * Copyright (c) 2015-2018 Skymind, Inc.
 *
 * 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.
 *
 * 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
 ******************************************************************************/

//
// Created by raver119 on 29.11.17.
//


#include "testlayers.h"
#include <flatbuffers/flatbuffers.h>
#include <graph/generated/node_generated.h>
#include <graph/generated/graph_generated.h>
#include <graph/Node.h>
#include <graph/Graph.h>
#include <array/NDArray.h>
#include <ops/declarable/DeclarableOp.h>

using namespace sd;
using namespace sd::graph;

class GraphExecutionerTests : public testing::Test {
public:

};

#ifdef GRAPH_TESTS_OK
TEST_F(GraphExecutionerTests, Test_Implicit_Output_1) {
    auto graph = GraphExecutioner::importFromFlatBuffers("./resources/tensor_slice.fb");
    graph->buildGraph();

    auto outputs = graph->fetchOutputs();

    ASSERT_EQ(1, outputs->size());

    auto var0 = outputs->at(0);

    ASSERT_EQ(7, var0->id());
    ASSERT_EQ(0, var0->index());

    delete outputs;
    delete graph;
}


TEST_F(GraphExecutionerTests, Test_Implicit_Output_2) {
    auto graph = GraphExecutioner::importFromFlatBuffers("./resources/reduce_dim_false.fb");
    graph->buildGraph();

    auto outputs = graph->fetchOutputs();

    ASSERT_EQ(1, outputs->size());

    auto var0 = outputs->at(0);

    ASSERT_EQ(3, var0->id());
    ASSERT_EQ(0, var0->index());

    delete outputs;
    delete graph;
}


TEST_F(GraphExecutionerTests, Test_Implicit_Output_3) {
    auto exp = NDArrayFactory::create<float>('c', {3}, {3, 3, 3});

    auto graph = GraphExecutioner::importFromFlatBuffers("./resources/reduce_dim_false.fb");
    auto status = GraphExecutioner::execute(graph);

    ASSERT_EQ(ND4J_STATUS_OK, status);

    auto outputs = graph->fetchOutputs();

    ASSERT_EQ(1, outputs->size());

    auto var0 = outputs->at(0);

    ASSERT_EQ(3, var0->id());
    ASSERT_EQ(0, var0->index());

    auto array = var0->getNDArray();

    ASSERT_TRUE(array != nullptr);

    ASSERT_TRUE(exp.isSameShape(array));
    ASSERT_TRUE(exp.equalsTo(array));

    delete outputs;
    delete graph;
}
#endif