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Merge branch 'master' of https://github.com/Microsoft/GSL

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Conflicts:
	include/array_view.h
This commit is contained in:
Neil MacIntosh
2015-10-15 16:38:53 -07:00
parent f45fedbec2 7d55c08330
commit d0f09e768e
3 changed files with 384 additions and 256 deletions
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191
tests/array_view_tests.cpp
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@ -17,6 +17,7 @@
#include <UnitTest++/UnitTest++.h>
#include <array_view.h>
#include <numeric>
#include <limits>
#include <array>
#include <string>
#include <vector>
@ -554,7 +555,7 @@ SUITE(array_view_tests)
{
// zero stride
strided_array_view<int, 1> sav{ av, {{4}, {}} };
strided_array_view<int, 1> sav{ av,{ { 4 },{} } };
CHECK(sav[0] == 0);
CHECK(sav[3] == 0);
CHECK_THROW(sav[4], fail_fast);
@ -562,7 +563,7 @@ SUITE(array_view_tests)
{
// zero extent
strided_array_view<int, 1> sav{ av,{ {},{1} } };
strided_array_view<int, 1> sav{ av,{ {},{ 1 } } };
CHECK_THROW(sav[0], fail_fast);
}
@ -635,27 +636,26 @@ SUITE(array_view_tests)
strided_array_view<int, 2> sav5{ av.as_array_view(dim<2>(), dim<2>()), { 1 } };
strided_array_view<int, 2> sav6{ av.as_array_view(dim<2>(), dim<2>()), { 1,1,1 } };
strided_array_view<int, 2> sav7{ av.as_array_view(dim<2>(), dim<2>()), { { 1,1 },{ 1,1 },{ 1,1 } } };
index<1> index{ 0, 1 };
strided_array_view<int, 1> sav8{ arr,{ 1,{ 1,1 } } };
#ifdef _MSC_VER
strided_array_view<int, 1> sav9{ arr,{ { 1,1 },{ 1,1 } } };
#endif
strided_array_view<int, 1> sav10{ av,{ 1,{ 1,1 } } };
#ifdef _MSC_VER
strided_array_view<int, 1> sav11{ av,{ { 1,1 },{ 1,1 } } };
#endif
}
#endif
{
// stride initializer list size should match the rank of the array
CHECK_THROW((index<1>{ 0,1 }), fail_fast);
CHECK_THROW((strided_array_view<int, 1>{ arr, {1, {1,1}} }), fail_fast);
#ifdef _MSC_VER
CHECK_THROW((strided_array_view<int, 1>{ arr, {{1,1 }, {1,1}} }), fail_fast);
#endif
CHECK_THROW((strided_array_view<int, 1>{ av, {1, {1,1}} }), fail_fast);
#ifdef _MSC_VER
CHECK_THROW((strided_array_view<int, 1>{ av, {{1,1 }, {1,1}} }), fail_fast);
#endif
CHECK_THROW((strided_array_view<int, 2>{ av.as_array_view(dim<2>(), dim<2>()), {{1}, {1}} }), fail_fast);
CHECK_THROW((strided_array_view<int, 2>{ av.as_array_view(dim<2>(), dim<2>()), {{1}, {1,1,1}} }), fail_fast);
#ifdef _MSC_VER
CHECK_THROW((strided_array_view<int, 2>{ av.as_array_view(dim<2>(), dim<2>()), {{1,1,1}, {1}} }), fail_fast);
#endif
}
}
TEST(strided_array_view_type_conversion)
@ -873,7 +873,18 @@ SUITE(array_view_tests)
}
{
index<2> k = index<2>::shift_left(i);
index<3> k = 3 * i;
CHECK(i[0] == 0);
CHECK(i[1] == 1);
CHECK(i[2] == 2);
CHECK(k[0] == 0);
CHECK(k[1] == 3);
CHECK(k[2] == 6);
}
{
index<2> k = details::shift_left(i);
CHECK(i[0] == 0);
CHECK(i[1] == 1);
@ -989,7 +1000,7 @@ SUITE(array_view_tests)
auto bounds = strided_bounds<1>({ length }, { 2 });
#else
auto bounds = strided_bounds<1>(index<1>{ length }, index<1>{ 2 });
#endif
#endif
strided_array_view<int, 1> strided(&av.data()[1], av.size() - 1, bounds);
CHECK(strided.size() == length);
@ -1050,7 +1061,7 @@ SUITE(array_view_tests)
for (unsigned int k = 0; k < section.extent<2>(); ++k)
{
auto idx = index<3>{ i,j,k }; // avoid braces in the CHECK macro
CHECK(section[idx] == expected[2 * i + 2 * j + k]);
CHECK(section[idx] == expected[2 * i + 2 * j + k]);
}
}
@ -1168,6 +1179,152 @@ SUITE(array_view_tests)
}
template<size_t Rank, typename T1, typename T2>
index<Rank, T2> Convert(index<Rank, T1> index)
{
return{ index };
}
TEST(DomainConverters)
{
// to smaller
{
index<2, int> int_index{ 0,1 };
index<2, short> short_index{ int_index };
CHECK(short_index[0] == 0);
CHECK(short_index[1] == 1);
}
// to smaller (failure)
{
index<2, int> big_int_index{ std::numeric_limits<int>::max(), 1 };
CHECK_THROW((Convert<2,int, short int>(big_int_index)), fail_fast);
}
// to same, sign mismatch
{
index<2, int> int_index{ 0,1 };
index<2, unsigned int> uint_index{ int_index };
CHECK(uint_index[0] == 0);
CHECK(uint_index[1] == 1);
}
// to same, sign mismatch, reversed
{
index<2, unsigned int> uint_index{ 0,1 };
index<2, int> int_index{ uint_index };
CHECK(int_index[0] == 0);
CHECK(int_index[1] == 1);
}
// to smaller, sign mismatch
{
index<2, int> int_index{ 0,1 };
index<2, unsigned short> ushort_index{ int_index };
CHECK(ushort_index[0] == 0);
CHECK(ushort_index[1] == 1);
}
// to bigger
{
index<2, int> int_index{ 0,1 };
index<2, long long> longlong_index{ int_index };
CHECK(longlong_index[0] == 0);
CHECK(longlong_index[1] == 1);
}
// to bigger with max index
{
index<2, int> big_int_index{ std::numeric_limits<int>::max(), 1 };
index<2, long long> longlong_index{ big_int_index };
CHECK(longlong_index[0] == std::numeric_limits<int>::max());
CHECK(longlong_index[1] == 1);
}
// to bigger, sign mismatch
{
index<2, int> int_index{ 0,1 };
index<2, unsigned long long> ulonglong_index{ int_index };
CHECK(ulonglong_index[0] == 0);
CHECK(ulonglong_index[1] == 1);
}
}
TEST(DomainConvertersRank1)
{
// to smaller
{
index<1, int> int_index{ 0 };
index<1, short> short_index{ int_index };
CHECK(short_index[0] == 0);
}
// to smaller (failure)
{
index<1, int> big_int_index{ std::numeric_limits<int>::max() };
CHECK_THROW((Convert<1, int, short int>(big_int_index)), fail_fast);
}
// to same, sign mismatch
{
index<1, int> int_index{ 0 };
index<1, unsigned int> uint_index{ int_index };
CHECK(uint_index[0] == 0);
}
// to same, sign mismatch, reversed
{
index<1, unsigned int> uint_index{ 0 };
index<1, int> int_index{ uint_index };
CHECK(int_index[0] == 0);
}
// to smaller, sign mismatch
{
index<1, int> int_index{ 0 };
index<1, unsigned short> ushort_index{ int_index };
CHECK(ushort_index[0] == 0);
}
// to bigger
{
index<1, int> int_index{ 0 };
index<1, long long> longlong_index{ int_index };
CHECK(longlong_index[0] == 0);
}
// to bigger with max index
{
index<1, int> big_int_index{ std::numeric_limits<int>::max() };
index<1, long long> longlong_index{ big_int_index };
CHECK(longlong_index[0] == std::numeric_limits<int>::max());
}
// to bigger, sign mismatch
{
index<1, int> int_index{ 0 };
index<1, unsigned long long> ulonglong_index{ int_index };
CHECK(ulonglong_index[0] == 0);
}
}
TEST(constructors)
{
array_view<int, dynamic_range> av(nullptr);