1 files changed, 75 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/range/drop_front.cpp b/src/boost/libs/hana/test/range/drop_front.cpp
new file mode 100644
index 000000000..16c0e9ef0
--- /dev/null
+++ b/src/boost/libs/hana/test/range/drop_front.cpp
@@ -0,0 +1,75 @@
+// 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/core/make.hpp>
+#include <boost/hana/drop_front.hpp>
+#include <boost/hana/equal.hpp>
+#include <boost/hana/integral_constant.hpp>
+#include <boost/hana/range.hpp>
+namespace hana = boost::hana;
+
+
+int main() {
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<0>), hana::int_c<0>),
+        hana::make_range(hana::int_c<0>, hana::int_c<0>)
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<0>), hana::int_c<1>),
+        hana::make_range(hana::int_c<0>, hana::int_c<0>)
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<0>), hana::int_c<2>),
+        hana::make_range(hana::int_c<0>, hana::int_c<0>)
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<1>), hana::int_c<0>),
+        hana::make_range(hana::int_c<0>, hana::int_c<1>)
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<1>), hana::int_c<1>),
+        hana::make_range(hana::int_c<1>, hana::int_c<1>)
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<1>), hana::int_c<2>),
+        hana::make_range(hana::int_c<1>, hana::int_c<1>)
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<2>), hana::int_c<0>),
+        hana::make_range(hana::int_c<0>, hana::int_c<2>)
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<2>), hana::int_c<1>),
+        hana::make_range(hana::int_c<1>, hana::int_c<2>)
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<2>), hana::int_c<2>),
+        hana::make_range(hana::int_c<2>, hana::int_c<2>)
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<3>), hana::int_c<0>),
+        hana::make_range(hana::int_c<0>, hana::int_c<3>)
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<3>), hana::int_c<1>),
+        hana::make_range(hana::int_c<1>, hana::int_c<3>)
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<3>), hana::int_c<2>),
+        hana::make_range(hana::int_c<2>, hana::int_c<3>)
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<0>, hana::int_c<3>), hana::int_c<3>),
+        hana::make_range(hana::int_c<3>, hana::int_c<3>)
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::drop_front(hana::make_range(hana::int_c<20>, hana::int_c<50>), hana::int_c<10>),
+        hana::make_range(hana::int_c<30>, hana::int_c<50>)
+    ));
+}