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Make test_span_conversion() test a bit more clear

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This commit is contained in:
Ion Gaztañaga
2022-01-04 16:42:43 +01:00
parent 88b4cf09d9
commit 8bb53bbed2
1 changed files with 17 additions and 12 deletions
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29
test/vector_test.cpp
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@ -197,24 +197,29 @@ bool test_merge_empty_free()
return !empty.get_stored_allocator().deallocate_called_without_allocate_;
}
#ifdef __cpp_lib_span
#include <span>
#if defined(__cpp_lib_span)
# define BOOST_VECTOR_TEST_HAS_SPAN
#endif
#ifdef BOOST_VECTOR_TEST_HAS_SPAN
#include <span>
bool test_span_conversion()
{
#ifdef __cpp_lib_span
{
boost::container::vector myVec{1, 2, 3, 4, 5};
std::span mySpan1{myVec}; // (1)
std::span mySpan2{myVec.data(), myVec.size()}; // (2)
return mySpan1.size() == myVec.size() && mySpan1.size() == mySpan2.size();
}
#else
return true;
#endif
boost::container::vector myVec{1, 2, 3, 4, 5};
std::span mySpan1{myVec}; // (1)
std::span mySpan2{myVec.data(), myVec.size()}; // (2)
return mySpan1.size() == myVec.size() && mySpan1.size() == mySpan2.size();
}
#else //BOOST_VECTOR_TEST_HAS_SPAN
bool test_span_conversion()
{
return true;
}
#endif //BOOST_VECTOR_TEST_HAS_SPAN
int main()
{
{