1 files changed, 83 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/ext/std/array/iterable.cpp b/src/boost/libs/hana/test/ext/std/array/iterable.cpp
new file mode 100644
index 000000000..38bd7731d
--- /dev/null
+++ b/src/boost/libs/hana/test/ext/std/array/iterable.cpp
@@ -0,0 +1,83 @@
+// 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/ext/std/array.hpp>
+
+#include <boost/hana/assert.hpp>
+#include <boost/hana/drop_front_exactly.hpp>
+#include <boost/hana/equal.hpp>
+#include <boost/hana/front.hpp>
+#include <boost/hana/integral_constant.hpp>
+#include <boost/hana/is_empty.hpp>
+#include <boost/hana/not.hpp>
+#include <boost/hana/tuple.hpp>
+
+#include <laws/base.hpp>
+#include <laws/iterable.hpp>
+
+#include <array>
+namespace hana = boost::hana;
+
+
+template <int ...i>
+constexpr auto array() { return std::array<int, sizeof...(i)>{{i...}}; }
+
+int main() {
+    // is_empty
+    {
+        BOOST_HANA_CONSTANT_CHECK(hana::is_empty(array<>()));
+        BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::is_empty(array<0>())));
+        BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::is_empty(array<0, 1>())));
+    }
+
+    // front
+    {
+        BOOST_HANA_CONSTEXPR_CHECK(hana::front(array<0>()) == 0);
+        BOOST_HANA_CONSTEXPR_CHECK(hana::front(array<0, 1>()) == 0);
+        BOOST_HANA_CONSTEXPR_CHECK(hana::front(array<0, 1, 2>()) == 0);
+    }
+
+    // drop_front_exactly
+    {
+        BOOST_HANA_CONSTANT_CHECK(hana::equal(
+            hana::drop_front_exactly(array<0>()),
+            array<>()
+        ));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::equal(
+            hana::drop_front_exactly(array<0, 1>()),
+            array<1>()
+        ));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::equal(
+            hana::drop_front_exactly(array<0, 1, 2>()),
+            array<1, 2>()
+        ));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::equal(
+            hana::drop_front_exactly(array<0, 1, 2, 3>()),
+            array<1, 2, 3>()
+        ));
+
+
+        BOOST_HANA_CONSTEXPR_CHECK(hana::equal(
+            hana::drop_front_exactly(array<0, 1, 2, 3>(), hana::size_c<2>),
+            array<2, 3>()
+        ));
+
+        BOOST_HANA_CONSTEXPR_CHECK(hana::equal(
+            hana::drop_front_exactly(array<0, 1, 2, 3>(), hana::size_c<3>),
+            array<3>()
+        ));
+    }
+
+    // laws
+    auto int_arrays = hana::make_tuple(
+          array<>()
+        , array<0>()
+        , array<0, 1>()
+        , array<0, 1, 2>()
+        , array<0, 1, 2, 3>()
+        , array<0, 1, 2, 3, 4>()
+    );
+
+    hana::test::TestIterable<hana::ext::std::array_tag>{int_arrays};
+}