1 files changed, 77 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/_include/auto/take_front.hpp b/src/boost/libs/hana/test/_include/auto/take_front.hpp
new file mode 100644
index 000000000..5e9b67338
--- /dev/null
+++ b/src/boost/libs/hana/test/_include/auto/take_front.hpp
@@ -0,0 +1,77 @@
+// 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)
+
+#ifndef BOOST_HANA_TEST_AUTO_TAKE_FRONT_HPP
+#define BOOST_HANA_TEST_AUTO_TAKE_FRONT_HPP
+
+#include <boost/hana/assert.hpp>
+#include <boost/hana/equal.hpp>
+#include <boost/hana/integral_constant.hpp>
+#include <boost/hana/take_front.hpp>
+
+#include "test_case.hpp"
+#include <laws/base.hpp>
+
+
+TestCase test_take{[]{
+    namespace hana = boost::hana;
+    using hana::test::ct_eq;
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(), hana::size_c<0>),
+        MAKE_TUPLE()
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(), hana::size_c<1>),
+        MAKE_TUPLE()
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(), hana::size_c<2>),
+        MAKE_TUPLE()
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(ct_eq<0>{}), hana::size_c<0>),
+        MAKE_TUPLE()
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(ct_eq<0>{}), hana::size_c<1>),
+        MAKE_TUPLE(ct_eq<0>{})
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(ct_eq<0>{}), hana::size_c<2>),
+        MAKE_TUPLE(ct_eq<0>{})
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(ct_eq<0>{}), hana::size_c<3>),
+        MAKE_TUPLE(ct_eq<0>{})
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}), hana::size_c<0>),
+        MAKE_TUPLE()
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}), hana::size_c<1>),
+        MAKE_TUPLE(ct_eq<0>{})
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}), hana::size_c<2>),
+        MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{})
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}), hana::size_c<3>),
+        MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{})
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::take_front(MAKE_TUPLE(
+            ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}, ct_eq<3>{},  ct_eq<4>{},  ct_eq<5>{},  ct_eq<6>{},
+            ct_eq<7>{}, ct_eq<8>{}, ct_eq<9>{}, ct_eq<10>{}, ct_eq<11>{}, ct_eq<12>{}, ct_eq<13>{}),
+            hana::size_c<10>),
+        MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}, ct_eq<3>{}, ct_eq<4>{},
+                   ct_eq<5>{}, ct_eq<6>{}, ct_eq<7>{}, ct_eq<8>{}, ct_eq<9>{})
+    ));
+}};
+
+#endif // !BOOST_HANA_TEST_AUTO_TAKE_FRONT_HPP