1 files changed, 80 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/experimental/types/at.cpp b/src/boost/libs/hana/test/experimental/types/at.cpp
new file mode 100644
index 000000000..f5fe8f666
--- /dev/null
+++ b/src/boost/libs/hana/test/experimental/types/at.cpp
@@ -0,0 +1,80 @@
+// Copyright Louis Dionne 2013-2017
+// Distributed under the Boost Software License, Version 1.0.
+// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
+
+#include <boost/hana/assert.hpp>
+#include <boost/hana/at.hpp>
+#include <boost/hana/equal.hpp>
+#include <boost/hana/experimental/types.hpp>
+#include <boost/hana/type.hpp>
+namespace hana = boost::hana;
+
+
+template <int> struct x;
+
+int main() {
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<0>(hana::experimental::types<x<0>>{}),
+        hana::type_c<x<0>>
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<0>(hana::experimental::types<x<0>, x<1>>{}),
+        hana::type_c<x<0>>
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<1>(hana::experimental::types<x<0>, x<1>>{}),
+        hana::type_c<x<1>>
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<0>(hana::experimental::types<x<0>, x<1>, x<2>>{}),
+        hana::type_c<x<0>>
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<1>(hana::experimental::types<x<0>, x<1>, x<2>>{}),
+        hana::type_c<x<1>>
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<2>(hana::experimental::types<x<0>, x<1>, x<2>>{}),
+        hana::type_c<x<2>>
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<0>(hana::experimental::types<x<0>, x<1>, x<2>, x<3>>{}),
+        hana::type_c<x<0>>
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<1>(hana::experimental::types<x<0>, x<1>, x<2>, x<3>>{}),
+        hana::type_c<x<1>>
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<2>(hana::experimental::types<x<0>, x<1>, x<2>, x<3>>{}),
+        hana::type_c<x<2>>
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<3>(hana::experimental::types<x<0>, x<1>, x<2>, x<3>>{}),
+        hana::type_c<x<3>>
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<0>(hana::experimental::types<x<0>, x<1>, x<2>, x<3>, x<4>>{}),
+        hana::type_c<x<0>>
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<1>(hana::experimental::types<x<0>, x<1>, x<2>, x<3>, x<4>>{}),
+        hana::type_c<x<1>>
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<2>(hana::experimental::types<x<0>, x<1>, x<2>, x<3>, x<4>>{}),
+        hana::type_c<x<2>>
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<3>(hana::experimental::types<x<0>, x<1>, x<2>, x<3>, x<4>>{}),
+        hana::type_c<x<3>>
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::at_c<4>(hana::experimental::types<x<0>, x<1>, x<2>, x<3>, x<4>>{}),
+        hana::type_c<x<4>>
+    ));
+}