mirror of
https://github.com/microsoft/GSL.git
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124 lines
3.2 KiB
C++
124 lines
3.2 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2015 Microsoft Corporation. All rights reserved.
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//
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// This code is licensed under the MIT License (MIT).
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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//
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///////////////////////////////////////////////////////////////////////////////
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#ifdef _MSC_VER
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// blanket turn off warnings from CppCoreCheck from catch
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// so people aren't annoyed by them when running the tool.
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#pragma warning(disable : 26440 26426) // from catch
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#pragma warning(disable : 4996) // use of function or classes marked [[deprecated]]
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#endif
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#if __clang__ || __GNUC__
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
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//disable warnings from gtest
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#pragma GCC diagnostic ignored "-Wundef"
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#pragma GCC diagnostic ignored "-Wglobal-constructors"
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#pragma GCC diagnostic ignored "-Wused-but-marked-unused"
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#pragma GCC diagnostic ignored "-Wcovered-switch-default"
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#endif
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#include <gtest/gtest.h>
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#include <gsl/multi_span> // for static_bounds, static_bounds_dynamic_range_t
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#include <cstddef> // for ptrdiff_t, size_t
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namespace gsl {
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struct fail_fast;
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} // namespace gsl
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using namespace std;
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using namespace gsl;
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namespace
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{
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void use(std::ptrdiff_t&) {}
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}
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TEST(bounds_tests, basic_bounds)
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{
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for (auto point : static_bounds<dynamic_range, 3, 4>{2}) {
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for (decltype(point)::size_type j = 0;
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j < static_cast<decltype(point)::size_type>(decltype(point)::rank); j++)
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{
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use(j);
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use(point[static_cast<std::size_t>(j)]);
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}
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}
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}
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TEST(bounds_tests, bounds_basic)
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{
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static_bounds<3, 4, 5> b;
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const auto a = b.slice();
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(void) a;
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static_bounds<4, dynamic_range, 2> x{4};
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x.slice().slice();
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}
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TEST(bounds_tests, arrayview_iterator)
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{
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static_bounds<4, dynamic_range, 2> bounds{3};
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const auto itr = bounds.begin();
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(void) itr;
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#ifdef CONFIRM_COMPILATION_ERRORS
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multi_span<int, 4, dynamic_range, 2> av(nullptr, bounds);
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auto itr2 = av.cbegin();
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for (auto& v : av) {
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v = 4;
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}
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fill(av.begin(), av.end(), 0);
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#endif
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}
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TEST(bounds_tests, bounds_convertible)
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{
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static_bounds<7, 4, 2> b1;
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static_bounds<7, dynamic_range, 2> b2 = b1;
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(void) b2;
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#ifdef CONFIRM_COMPILATION_ERRORS
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static_bounds<7, dynamic_range, 1> b4 = b2;
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#endif
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static_bounds<dynamic_range, dynamic_range, dynamic_range> b3 = b1;
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static_bounds<7, 4, 2> b4 = b3;
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(void) b4;
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static_bounds<dynamic_range> b5;
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static_bounds<34> b6;
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b5 = static_bounds<20>();
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EXPECT_DEATH(b6 = b5, ".*");
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b5 = static_bounds<34>();
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b6 = b5;
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EXPECT_EQ(b5, b6);
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EXPECT_EQ(b5.size(), b6.size());
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}
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#ifdef CONFIRM_COMPILATION_ERRORS
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copy(src_span_static, dst_span_static);
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#endif
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#if __clang__ || __GNUC__
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#pragma GCC diagnostic pop
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#endif
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