1 files changed, 82 insertions, 0 deletions
diff --git a/libcxx/test/std/iterators/iterator.primitives/iterator.basic/iterator.pass.cpp b/libcxx/test/std/iterators/iterator.primitives/iterator.basic/iterator.pass.cpp
new file mode 100644
index 00000000000..26d5c866028
--- /dev/null
+++ b/libcxx/test/std/iterators/iterator.primitives/iterator.basic/iterator.pass.cpp
@@ -0,0 +1,82 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <iterator>
+
+// template<class Category, class T, class Distance = ptrdiff_t,
+//          class Pointer = T*, class Reference = T&>
+// struct iterator
+// {
+//   typedef T         value_type;
+//   typedef Distance  difference_type;
+//   typedef Pointer   pointer;
+//   typedef Reference reference;
+//   typedef Category  iterator_category;
+// };
+
+#include <iterator>
+#include <type_traits>
+
+struct A {};
+
+template <class T>
+void
+test2()
+{
+    typedef std::iterator<std::forward_iterator_tag, T> It;
+    static_assert((std::is_same<typename It::value_type, T>::value), "");
+    static_assert((std::is_same<typename It::difference_type, std::ptrdiff_t>::value), "");
+    static_assert((std::is_same<typename It::pointer, T*>::value), "");
+    static_assert((std::is_same<typename It::reference, T&>::value), "");
+    static_assert((std::is_same<typename It::iterator_category, std::forward_iterator_tag>::value), "");
+}
+
+template <class T>
+void
+test3()
+{
+    typedef std::iterator<std::bidirectional_iterator_tag, T, short> It;
+    static_assert((std::is_same<typename It::value_type, T>::value), "");
+    static_assert((std::is_same<typename It::difference_type, short>::value), "");
+    static_assert((std::is_same<typename It::pointer, T*>::value), "");
+    static_assert((std::is_same<typename It::reference, T&>::value), "");
+    static_assert((std::is_same<typename It::iterator_category, std::bidirectional_iterator_tag>::value), "");
+}
+
+template <class T>
+void
+test4()
+{
+    typedef std::iterator<std::random_access_iterator_tag, T, int, const T*> It;
+    static_assert((std::is_same<typename It::value_type, T>::value), "");
+    static_assert((std::is_same<typename It::difference_type, int>::value), "");
+    static_assert((std::is_same<typename It::pointer, const T*>::value), "");
+    static_assert((std::is_same<typename It::reference, T&>::value), "");
+    static_assert((std::is_same<typename It::iterator_category, std::random_access_iterator_tag>::value), "");
+}
+
+template <class T>
+void
+test5()
+{
+    typedef std::iterator<std::input_iterator_tag, T, long, const T*, const T&> It;
+    static_assert((std::is_same<typename It::value_type, T>::value), "");
+    static_assert((std::is_same<typename It::difference_type, long>::value), "");
+    static_assert((std::is_same<typename It::pointer, const T*>::value), "");
+    static_assert((std::is_same<typename It::reference, const T&>::value), "");
+    static_assert((std::is_same<typename It::iterator_category, std::input_iterator_tag>::value), "");
+}
+
+int main()
+{
+    test2<A>();
+    test3<A>();
+    test4<A>();
+    test5<A>();
+}