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/*
* Copyright (c) 2018 Samsung Electronics Co., Ltd. All Rights Reserved
*
* 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 "coco/ADT/Span.h"
#include <gtest/gtest.h>
TEST(SpanTest, constructor)
{
const uint32_t arr_size = 16;
int arr_data[arr_size];
coco::Span<int> span{arr_data, arr_size};
coco::Span<int> &ref = span;
const coco::Span<int> &cref = span;
ASSERT_EQ(ref.data(), arr_data);
ASSERT_EQ(cref.data(), arr_data);
ASSERT_EQ(ref.size(), arr_size);
}
TEST(SpanTest, array_subscript_operator)
{
// Create a stack-allocated chunk
const uint32_t arr_size = 16;
int arr_data[arr_size];
for (uint32_t n = 0; n < arr_size; ++n)
{
arr_data[n] = n;
}
// Create a Span
coco::Span<int> span{arr_data, arr_size};
coco::Span<int> &ref = span;
const coco::Span<int> &cref = span;
ASSERT_EQ(ref[3], 3);
ASSERT_EQ(cref[3], 3);
arr_data[3] = 16;
ASSERT_EQ(ref[3], 16);
ASSERT_EQ(cref[3], 16);
}
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