1 files changed, 57 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/detail/has_duplicates.cpp b/src/boost/libs/hana/test/detail/has_duplicates.cpp
new file mode 100644
index 000000000..fab5d7df6
--- /dev/null
+++ b/src/boost/libs/hana/test/detail/has_duplicates.cpp
@@ -0,0 +1,57 @@
+// 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/detail/has_duplicates.hpp>
+#include <boost/hana/integral_constant.hpp>
+namespace hana = boost::hana;
+
+
+static_assert(!hana::detail::has_duplicates<>::value, "");
+
+static_assert(!hana::detail::has_duplicates<
+    hana::int_<0>
+>::value, "");
+
+static_assert(!hana::detail::has_duplicates<
+    hana::int_<0>, hana::int_<1>
+>::value, "");
+
+static_assert(!hana::detail::has_duplicates<
+    hana::int_<0>, hana::int_<1>, hana::int_<2>
+>::value, "");
+
+static_assert(hana::detail::has_duplicates<
+    hana::int_<0>, hana::int_<0>, hana::int_<2>
+>::value, "");
+
+static_assert(hana::detail::has_duplicates<
+    hana::int_<0>, hana::int_<1>, hana::int_<0>
+>::value, "");
+
+static_assert(hana::detail::has_duplicates<
+    hana::int_<0>, hana::int_<1>, hana::int_<2>, hana::int_<1>
+>::value, "");
+
+static_assert(hana::detail::has_duplicates<
+    hana::int_<0>, hana::int_<1>, hana::int_<2>, hana::int_<2>
+>::value, "");
+
+static_assert(hana::detail::has_duplicates<
+    hana::int_<0>, hana::int_<1>, hana::int_<2>, hana::int_<1>, hana::int_<1>
+>::value, "");
+
+static_assert(hana::detail::has_duplicates<
+    hana::int_<0>, hana::int_<1>, hana::int_<2>, hana::int_<1>, hana::int_<2>
+>::value, "");
+
+// Make sure it uses deep equality
+static_assert(hana::detail::has_duplicates<
+    hana::int_<0>, hana::long_<0>, hana::int_<2>, hana::int_<3>
+>::value, "");
+
+static_assert(hana::detail::has_duplicates<
+    hana::int_<0>, hana::int_<1>, hana::int_<2>, hana::long_<1>
+>::value, "");
+
+int main() { }