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Implemented first, last, subspan.

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This commit is contained in:
Neil MacIntosh
2016-03-18 16:49:29 -07:00
parent 3d4c34966a
commit c8a412f028
2 changed files with 45 additions and 94 deletions
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92
tests/span_tests.cpp
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@@ -588,7 +588,6 @@ SUITE(span_tests)
s1 = get_temp_span();
CHECK(s1.length() == 2 && s1.data() == &arr[1]);
}
#if 0
TEST(first)
{
@@ -596,21 +595,18 @@ SUITE(span_tests)
{
span<int, 5> av = arr;
CHECK((av.first<2>().bounds() == static_bounds<2>()));
CHECK(av.first<2>().length() == 2);
CHECK(av.first(2).length() == 2);
}
{
span<int, 5> av = arr;
CHECK((av.first<0>().bounds() == static_bounds<0>()));
CHECK(av.first<0>().length() == 0);
CHECK(av.first(0).length() == 0);
}
{
span<int, 5> av = arr;
CHECK((av.first<5>().bounds() == static_bounds<5>()));
CHECK(av.first<5>().length() == 5);
CHECK(av.first(5).length() == 5);
}
@@ -618,7 +614,6 @@ SUITE(span_tests)
{
span<int, 5> av = arr;
#ifdef CONFIRM_COMPILATION_ERRORS
CHECK(av.first<6>().bounds() == static_bounds<6>());
CHECK(av.first<6>().length() == 6);
CHECK(av.first<-1>().length() == -1);
#endif
@@ -626,8 +621,7 @@ SUITE(span_tests)
}
{
span<int, dynamic_range> av;
CHECK((av.first<0>().bounds() == static_bounds<0>()));
span<int> av;
CHECK(av.first<0>().length() == 0);
CHECK(av.first(0).length() == 0);
}
@@ -639,21 +633,18 @@ SUITE(span_tests)
{
span<int, 5> av = arr;
CHECK((av.last<2>().bounds() == static_bounds<2>()));
CHECK(av.last<2>().length() == 2);
CHECK(av.last(2).length() == 2);
}
{
span<int, 5> av = arr;
CHECK((av.last<0>().bounds() == static_bounds<0>()));
CHECK(av.last<0>().length() == 0);
CHECK(av.last(0).length() == 0);
}
{
span<int, 5> av = arr;
CHECK((av.last<5>().bounds() == static_bounds<5>()));
CHECK(av.last<5>().length() == 5);
CHECK(av.last(5).length() == 5);
}
@@ -661,15 +652,13 @@ SUITE(span_tests)
{
span<int, 5> av = arr;
#ifdef CONFIRM_COMPILATION_ERRORS
CHECK((av.last<6>().bounds() == static_bounds<6>()));
CHECK(av.last<6>().length() == 6);
#endif
CHECK_THROW(av.last(6).length(), fail_fast);
}
{
span<int, dynamic_range> av;
CHECK((av.last<0>().bounds() == static_bounds<0>()));
span<int> av;
CHECK(av.last<0>().length() == 0);
CHECK(av.last(0).length() == 0);
}
@@ -681,7 +670,6 @@ SUITE(span_tests)
{
span<int, 5> av = arr;
CHECK((av.subspan<2, 2>().bounds() == static_bounds<2>()));
CHECK((av.subspan<2, 2>().length() == 2));
CHECK(av.subspan(2, 2).length() == 2);
CHECK(av.subspan(2, 3).length() == 3);
@@ -689,14 +677,12 @@ SUITE(span_tests)
{
span<int, 5> av = arr;
CHECK((av.subspan<0, 0>().bounds() == static_bounds<0>()));
CHECK((av.subspan<0, 0>().length() == 0));
CHECK(av.subspan(0, 0).length() == 0);
}
{
span<int, 5> av = arr;
CHECK((av.subspan<0, 5>().bounds() == static_bounds<5>()));
CHECK((av.subspan<0, 5>().length() == 5));
CHECK(av.subspan(0, 5).length() == 5);
CHECK_THROW(av.subspan(0, 6).length(), fail_fast);
@@ -705,15 +691,14 @@ SUITE(span_tests)
{
span<int, 5> av = arr;
CHECK((av.subspan<5, 0>().bounds() == static_bounds<0>()));
CHECK((av.subspan<5, 0>().length() == 0));
CHECK((av.subspan<4, 0>().length() == 0));
CHECK(av.subspan(4, 0).length() == 0);
CHECK(av.subspan(5, 0).length() == 0);
CHECK_THROW(av.subspan(6, 0).length(), fail_fast);
}
{
span<int, dynamic_range> av;
CHECK((av.subspan<0, 0>().bounds() == static_bounds<0>()));
span<int> av;
CHECK((av.subspan<0, 0>().length() == 0));
CHECK(av.subspan(0, 0).length() == 0);
CHECK_THROW((av.subspan<1, 0>().length()), fail_fast);
@@ -747,72 +732,7 @@ SUITE(span_tests)
for (int i = 0; i < 4; ++i) CHECK(av2[i] == i + 2);
}
}
TEST(rank)
{
int arr[2] = {1, 2};
{
span<int> s;
CHECK(s.rank() == 1);
}
{
span<int, 2> s = arr;
CHECK(s.rank() == 1);
}
int arr2d[1][1] = {};
{
span<int, 1, 1> s = arr2d;
CHECK(s.rank() == 2);
}
}
TEST(extent)
{
{
span<int> s;
CHECK(s.extent() == 0);
CHECK(s.extent(0) == 0);
CHECK_THROW(s.extent(1), fail_fast);
#ifdef CONFIRM_COMPILATION_ERRORS
CHECK(s.extent<1>() == 0);
#endif
}
{
span<int, 0> s;
CHECK(s.extent() == 0);
CHECK(s.extent(0) == 0);
CHECK_THROW(s.extent(1), fail_fast);
}
{
int arr2d[1][2] = {};
span<int, 1, 2> s = arr2d;
CHECK(s.extent() == 1);
CHECK(s.extent<0>() == 1);
CHECK(s.extent<1>() == 2);
CHECK(s.extent(0) == 1);
CHECK(s.extent(1) == 2);
CHECK_THROW(s.extent(3), fail_fast);
}
{
int arr2d[1][2] = {};
span<int, 0, 2> s = arr2d;
CHECK(s.extent() == 0);
CHECK(s.extent<0>() == 0);
CHECK(s.extent<1>() == 2);
CHECK(s.extent(0) == 0);
CHECK(s.extent(1) == 2);
CHECK_THROW(s.extent(3), fail_fast);
}
}
#if 0
TEST(operator_function_call)
{
int arr[4] = {1, 2, 3, 4};