1 files changed, 44 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/concept/struct/unpack.cpp b/src/boost/libs/hana/test/concept/struct/unpack.cpp
new file mode 100644
index 000000000..30b8982f5
--- /dev/null
+++ b/src/boost/libs/hana/test/concept/struct/unpack.cpp
@@ -0,0 +1,44 @@
+// 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/concept/struct.hpp>
+#include <boost/hana/equal.hpp>
+#include <boost/hana/integral_constant.hpp>
+#include <boost/hana/unpack.hpp>
+
+#include "minimal_struct.hpp"
+#include <laws/base.hpp>
+#include <support/minimal_product.hpp>
+namespace hana = boost::hana;
+using hana::test::ct_eq;
+
+
+int main() {
+    constexpr auto pair = ::minimal_product;
+    hana::test::_injection<0> f{};
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::unpack(obj(), f),
+        f()
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::unpack(obj(ct_eq<0>{}), f),
+        f(pair(hana::int_c<0>, ct_eq<0>{}))
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::unpack(obj(ct_eq<0>{}, ct_eq<1>{}), f),
+        f(pair(hana::int_c<0>, ct_eq<0>{}),
+          pair(hana::int_c<1>, ct_eq<1>{}))
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::unpack(obj(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}), f),
+        f(pair(hana::int_c<0>, ct_eq<0>{}),
+          pair(hana::int_c<1>, ct_eq<1>{}),
+          pair(hana::int_c<2>, ct_eq<2>{}))
+    ));
+}