1 files changed, 56 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/set/equal.cpp b/src/boost/libs/hana/test/set/equal.cpp
new file mode 100644
index 000000000..d0c350734
--- /dev/null
+++ b/src/boost/libs/hana/test/set/equal.cpp
@@ -0,0 +1,56 @@
+// 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/to.hpp>
+#include <boost/hana/equal.hpp>
+#include <boost/hana/for_each.hpp>
+#include <boost/hana/not.hpp>
+#include <boost/hana/not_equal.hpp> // for operator !=
+#include <boost/hana/permutations.hpp>
+#include <boost/hana/set.hpp>
+#include <boost/hana/tuple.hpp>
+
+#include <laws/base.hpp>
+namespace hana = boost::hana;
+using hana::test::ct_eq;
+
+
+int main() {
+    auto check = [](auto ...keys) {
+        auto keys_set = hana::make_set(keys...);
+        auto keys_tuple = hana::make_tuple(keys...);
+        auto possible_arrangements = hana::permutations(keys_tuple);
+
+        hana::for_each(possible_arrangements, [&](auto perm) {
+            BOOST_HANA_CONSTANT_CHECK(hana::equal(
+                hana::to_set(perm),
+                keys_set
+            ));
+        });
+
+        BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::equal(
+            keys_set,
+            hana::make_set(keys..., ct_eq<999>{})
+        )));
+    };
+
+    check();
+    check(ct_eq<0>{});
+    check(ct_eq<0>{}, ct_eq<1>{});
+    check(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{});
+
+    // check operators
+    BOOST_HANA_CONSTANT_CHECK(
+        hana::make_set(ct_eq<0>{})
+            ==
+        hana::make_set(ct_eq<0>{})
+    );
+
+    BOOST_HANA_CONSTANT_CHECK(
+        hana::make_set(ct_eq<0>{})
+            !=
+        hana::make_set(ct_eq<1>{})
+    );
+}