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//*****************************************************************************
// Copyright 2017-2019 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://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.
//*****************************************************************************
#include "gtest/gtest.h"
#include "ngraph/ngraph.hpp"
#include "util/all_close_f.hpp"
#include "util/test_control.hpp"
#include "util/test_tools.hpp"
using namespace std;
using namespace ngraph;
static string s_manifest = "${MANIFEST}";
template <typename T>
struct RangeTest
{
T start;
T stop;
T step;
Shape expected_result_shape;
std::vector<T> expected_result;
};
// TODO(amprocte): We should test this with more than just int32, but there is a bug in the
// handling of element type-changing that is currently blocking doing that easily.
NGRAPH_TEST(${BACKEND_NAME}, range)
{
// Create a graph for f(start,stop,step) = Range(start,stop,step).
auto start = make_shared<op::Parameter>(element::i32, Shape{});
auto stop = make_shared<op::Parameter>(element::i32, Shape{});
auto step = make_shared<op::Parameter>(element::i32, Shape{});
auto range = make_shared<op::Range>(start, stop, step);
ASSERT_TRUE(range->get_output_partial_shape(0).same_scheme(PartialShape::dynamic(1)));
auto f = make_shared<Function>(NodeVector{range}, ParameterVector{start, stop, step});
auto backend = runtime::Backend::create("${BACKEND_NAME}", true);
auto ex = backend->compile(f);
auto t_r = backend->create_dynamic_tensor(element::i32, PartialShape::dynamic());
std::vector<RangeTest<int32_t>> int32_tests = {
RangeTest<int32_t>{0, 10, 1, Shape{10}, {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}},
RangeTest<int32_t>{-5, 6, 3, Shape{4}, {-5, -2, 1, 4}},
RangeTest<int32_t>{10, 0, 1, Shape{0}, {}},
RangeTest<int32_t>{10, 5, -3, Shape{2}, {10, 7}}};
for (auto& test : int32_tests)
{
auto t_start = backend->create_tensor(element::i32, Shape{});
auto t_stop = backend->create_tensor(element::i32, Shape{});
auto t_step = backend->create_tensor(element::i32, Shape{});
copy_data(t_start, std::vector<int32_t>{test.start});
copy_data(t_stop, std::vector<int32_t>{test.stop});
copy_data(t_step, std::vector<int32_t>{test.step});
ex->call_with_validate({t_r}, {t_start, t_stop, t_step});
ASSERT_EQ(t_r->get_element_type(), element::i32);
ASSERT_EQ(t_r->get_shape(), test.expected_result_shape);
auto results = read_vector<int32_t>(t_r);
ASSERT_EQ(results, test.expected_result);
}
}