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///////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2015 Microsoft Corporation. All rights reserved.
//
// This code is licensed under the MIT License (MIT).
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
///////////////////////////////////////////////////////////////////////////////
#include <gtest/gtest.h>
#include <gsl/multi_span> // for static_bounds, static_bounds_dynamic_range_t
#include <cstddef> // for ptrdiff_t, size_t
using namespace std;
using namespace gsl;
namespace
{
void use(std::ptrdiff_t&) {}
}
TEST(bounds_tests, basic_bounds)
{
for (auto point : static_bounds<dynamic_range, 3, 4>{2}) {
for (decltype(point)::size_type j = 0;
j < static_cast<decltype(point)::size_type>(decltype(point)::rank); j++)
{
use(j);
use(point[static_cast<std::size_t>(j)]);
}
}
}
TEST(bounds_tests, bounds_basic)
{
static_bounds<3, 4, 5> b;
const auto a = b.slice();
(void) a;
static_bounds<4, dynamic_range, 2> x{4};
x.slice().slice();
}
TEST(bounds_tests, arrayview_iterator)
{
static_bounds<4, dynamic_range, 2> bounds{3};
const auto itr = bounds.begin();
(void) itr;
#ifdef CONFIRM_COMPILATION_ERRORS
multi_span<int, 4, dynamic_range, 2> av(nullptr, bounds);
auto itr2 = av.cbegin();
for (auto& v : av) {
v = 4;
}
fill(av.begin(), av.end(), 0);
#endif
}
TEST(bounds_tests, bounds_convertible)
{
static_bounds<7, 4, 2> b1;
static_bounds<7, dynamic_range, 2> b2 = b1;
(void) b2;
#ifdef CONFIRM_COMPILATION_ERRORS
static_bounds<7, dynamic_range, 1> b4 = b2;
#endif
static_bounds<dynamic_range, dynamic_range, dynamic_range> b3 = b1;
static_bounds<7, 4, 2> b4 = b3;
(void) b4;
static_bounds<dynamic_range> b5;
static_bounds<34> b6;
std::set_terminate([] {
std::cerr << "Expected Death. bounds_convertible";
std::abort();
});
b5 = static_bounds<20>();
EXPECT_DEATH(b6 = b5, ".*");
b5 = static_bounds<34>();
b6 = b5;
EXPECT_TRUE(b5 == b6);
EXPECT_TRUE(b5.size() == b6.size());
}
#ifdef CONFIRM_COMPILATION_ERRORS
copy(src_span_static, dst_span_static);
#endif
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