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Added some tests for equal elements in min_element and max_element. Bug #19547 was invalid, but we weren't testing that case

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@207232 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Marshall Clow 2014-04-25 15:50:54 +00:00
parent 398c9d882b
commit 34b571bd88
2 changed files with 36 additions and 0 deletions
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18
test/algorithms/alg.sorting/alg.min.max/max_element_comp.pass.cpp
View File

@ -58,10 +58,28 @@ test()
test<Iter>(1000); test<Iter>(1000);
} }
template <class Iter, class Pred>
void test_eq0(Iter first, Iter last, Pred p)
{
assert(first == std::max_element(first, last, p));
}
void test_eq()
{
const size_t N = 10;
int* a = new int[N];
for (int i = 0; i < N; ++i)
a[i] = 10; // all the same
test_eq0(a, a+N, std::less<int>());
test_eq0(a, a+N, std::greater<int>());
delete [] a;
}
int main() int main()
{ {
test<forward_iterator<const int*> >(); test<forward_iterator<const int*> >();
test<bidirectional_iterator<const int*> >(); test<bidirectional_iterator<const int*> >();
test<random_access_iterator<const int*> >(); test<random_access_iterator<const int*> >();
test<const int*>(); test<const int*>();
test_eq();
} }

18
test/algorithms/alg.sorting/alg.min.max/min_element_comp.pass.cpp
View File

@ -58,10 +58,28 @@ test()
test<Iter>(1000); test<Iter>(1000);
} }
template <class Iter, class Pred>
void test_eq0(Iter first, Iter last, Pred p)
{
assert(first == std::min_element(first, last, p));
}
void test_eq()
{
const size_t N = 10;
int* a = new int[N];
for (int i = 0; i < N; ++i)
a[i] = 10; // all the same
test_eq0(a, a+N, std::less<int>());
test_eq0(a, a+N, std::greater<int>());
delete [] a;
}
int main() int main()
{ {
test<forward_iterator<const int*> >(); test<forward_iterator<const int*> >();
test<bidirectional_iterator<const int*> >(); test<bidirectional_iterator<const int*> >();
test<random_access_iterator<const int*> >(); test<random_access_iterator<const int*> >();
test<const int*>(); test<const int*>();
test_eq();
} }