1 files changed, 100 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/experimental/types/drop_front.cpp b/src/boost/libs/hana/test/experimental/types/drop_front.cpp
new file mode 100644
index 000000000..3277af409
--- /dev/null
+++ b/src/boost/libs/hana/test/experimental/types/drop_front.cpp
@@ -0,0 +1,100 @@
+// 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/drop_front.hpp>
+#include <boost/hana/equal.hpp>
+#include <boost/hana/experimental/types.hpp>
+#include <boost/hana/integral_constant.hpp>
+namespace hana = boost::hana;
+
+
+template <int> struct x;
+
+int main() {
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<>{}, hana::size_c<0>),
+        hana::experimental::types<>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<>{}, hana::size_c<1>),
+        hana::experimental::types<>{}
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>>{}, hana::size_c<0>),
+        hana::experimental::types<x<0>>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>>{}, hana::size_c<1>),
+        hana::experimental::types<>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>>{}, hana::size_c<2>),
+        hana::experimental::types<>{}
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>>{}, hana::size_c<0>),
+        hana::experimental::types<x<0>, x<1>>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>>{}, hana::size_c<1>),
+        hana::experimental::types<x<1>>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>>{}, hana::size_c<2>),
+        hana::experimental::types<>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>>{}, hana::size_c<3>),
+        hana::experimental::types<>{}
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>, x<2>>{}, hana::size_c<0>),
+        hana::experimental::types<x<0>, x<1>, x<2>>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>, x<2>>{}, hana::size_c<1>),
+        hana::experimental::types<x<1>, x<2>>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>, x<2>>{}, hana::size_c<2>),
+        hana::experimental::types<x<2>>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>, x<2>>{}, hana::size_c<3>),
+        hana::experimental::types<>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>, x<2>>{}, hana::size_c<4>),
+        hana::experimental::types<>{}
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>, x<2>, x<3>>{}, hana::size_c<0>),
+        hana::experimental::types<x<0>, x<1>, x<2>, x<3>>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>, x<2>, x<3>>{}, hana::size_c<1>),
+        hana::experimental::types<x<1>, x<2>, x<3>>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>, x<2>, x<3>>{}, hana::size_c<2>),
+        hana::experimental::types<x<2>, x<3>>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>, x<2>, x<3>>{}, hana::size_c<3>),
+        hana::experimental::types<x<3>>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>, x<2>, x<3>>{}, hana::size_c<4>),
+        hana::experimental::types<>{}
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::experimental::types<x<0>, x<1>, x<2>, x<3>>{}, hana::size_c<5>),
+        hana::experimental::types<>{}
+    ));
+}