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Implemented comparison operators on array_view.

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This commit is contained in:
Neil MacIntosh
2015-08-27 18:13:49 -07:00
parent 3c9dc3b824
commit 9f9fad9620
2 changed files with 145 additions and 8 deletions
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tests/array_view_tests.cpp
+105 -6
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@@ -630,15 +630,114 @@ SUITE(array_view_tests)
TEST(ArrayViewComparison)
{
int arr[10][2];
auto av1 = as_array_view(arr);
array_view<const int, dynamic_range, 2> av2 = av1;
{
int arr[10][2];
auto av1 = as_array_view(arr);
array_view<const int, dynamic_range, 2> av2 = av1;
CHECK(av1 == av2);
CHECK(av1 == av2);
array_view<array_view_options<int, char>, 20> av3 = av1.as_array_view(dim<>(20));
CHECK(av3 == av2 && av3 == av1);
array_view<array_view_options<int, char>, 20> av3 = av1.as_array_view(dim<>(20));
CHECK(av3 == av2 && av3 == av1);
}
{
auto av1 = nullptr;
auto av2 = nullptr;
CHECK(av1 == av2);
CHECK(!(av1 != av2));
CHECK(!(av1 < av2));
CHECK(av1 <= av2);
CHECK(!(av1 > av2));
CHECK(av1 >= av2);
CHECK(av2 == av1);
CHECK(!(av2 != av1));
CHECK(!(av2 < av1));
CHECK(av2 <= av1);
CHECK(!(av2 > av1));
CHECK(av2 >= av1);
}
{
int arr[] = { 2, 1 }; // bigger
array_view<int> av1 = nullptr;
array_view<int> av2 = arr;
CHECK(av1 != av2);
CHECK(av2 != av1);
CHECK(!(av1 == av2));
CHECK(!(av2 == av1));
CHECK(av1 < av2);
CHECK(!(av2 < av1));
CHECK(av1 <= av2);
CHECK(!(av2 <= av1));
CHECK(av2 > av1);
CHECK(!(av1 > av2));
CHECK(av2 >= av1);
CHECK(!(av1 >= av2));
}
{
int arr1[] = { 1, 2 };
int arr2[] = { 1, 2 };
array_view<int> av1 = arr1;
array_view<int> av2 = arr2;
CHECK(av1 == av2);
CHECK(!(av1 != av2));
CHECK(!(av1 < av2));
CHECK(av1 <= av2);
CHECK(!(av1 > av2));
CHECK(av1 >= av2);
CHECK(av2 == av1);
CHECK(!(av2 != av1));
CHECK(!(av2 < av1));
CHECK(av2 <= av1);
CHECK(!(av2 > av1));
CHECK(av2 >= av1);
}
{
int arr[] = { 1, 2, 3 };
array_view<int> av1 = { &arr[0], 2 }; // shorter
array_view<int> av2 = arr; // longer
CHECK(av1 != av2);
CHECK(av2 != av1);
CHECK(!(av1 == av2));
CHECK(!(av2 == av1));
CHECK(av1 < av2);
CHECK(!(av2 < av1));
CHECK(av1 <= av2);
CHECK(!(av2 <= av1));
CHECK(av2 > av1);
CHECK(!(av1 > av2));
CHECK(av2 >= av1);
CHECK(!(av1 >= av2));
}
{
int arr1[] = { 1, 2 }; // smaller
int arr2[] = { 2, 1 }; // bigger
array_view<int> av1 = arr1;
array_view<int> av2 = arr2;
CHECK(av1 != av2);
CHECK(av2 != av1);
CHECK(!(av1 == av2));
CHECK(!(av2 == av1));
CHECK(av1 < av2);
CHECK(!(av2 < av1));
CHECK(av1 <= av2);
CHECK(!(av2 <= av1));
CHECK(av2 > av1);
CHECK(!(av1 > av2));
CHECK(av2 >= av1);
CHECK(!(av1 >= av2));
}
}
}