1 files changed, 126 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/orderable.cpp b/src/boost/libs/hana/test/orderable.cpp
new file mode 100644
index 000000000..8c6ce4f6b
--- /dev/null
+++ b/src/boost/libs/hana/test/orderable.cpp
@@ -0,0 +1,126 @@
+// 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/orderable.hpp>
+#include <boost/hana/greater.hpp>
+#include <boost/hana/greater_equal.hpp>
+#include <boost/hana/less.hpp>
+#include <boost/hana/less_equal.hpp>
+#include <boost/hana/max.hpp>
+#include <boost/hana/min.hpp>
+#include <boost/hana/not.hpp>
+#include <boost/hana/tuple.hpp>
+
+#include <laws/base.hpp>
+#include <laws/comparable.hpp>
+#include <laws/orderable.hpp>
+
+#include <string>
+#include <type_traits>
+namespace hana = boost::hana;
+using namespace std::literals;
+
+
+// Minimal LessThanComparable types
+struct ord1 { int value; };
+struct ord2 {
+    int value;
+    constexpr operator ord1() const { return {value}; }
+};
+
+template <typename T, typename U, typename = std::enable_if_t<
+    (std::is_same<T, ord1>{} || std::is_same<T, ord2>{}) &&
+    (std::is_same<U, ord1>{} || std::is_same<U, ord2>{})
+>>
+constexpr bool operator<(T a, U b)
+{ return a.value < b.value; }
+
+namespace boost { namespace hana {
+    template <typename T, typename U>
+    struct equal_impl<T, U, when<
+        (std::is_same<T, ord1>{} || std::is_same<T, ord2>{}) &&
+        (std::is_same<U, ord1>{} || std::is_same<U, ord2>{})
+    >> {
+        static constexpr bool apply(T a, U b)
+        { return a.value == b.value; }
+    };
+}}
+
+int main() {
+    // laws
+    hana::test::TestOrderable<int>{hana::make_tuple(0,1,2,3,4,5)};
+    hana::test::TestOrderable<unsigned int>{hana::make_tuple(0u,1u,2u,3u,4u,5u)};
+    hana::test::TestOrderable<long>{hana::make_tuple(0l,1l,2l,3l,4l,5l)};
+    hana::test::TestOrderable<unsigned long>{hana::make_tuple(0ul,1ul,2ul,3ul,4ul,5ul)};
+    hana::test::TestOrderable<ord1>{hana::make_tuple(ord1{0}, ord1{1}, ord1{2}, ord1{3}, ord1{4})};
+
+    // Orderable => Comparable
+    hana::test::TestComparable<ord1>{hana::make_tuple(ord1{0}, ord1{1}, ord1{2}, ord1{3}, ord1{4})};
+
+    // less
+    {
+        BOOST_HANA_CONSTEXPR_CHECK(hana::less(5, 6));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::less(6, 6)));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::less(7, 6)));
+
+        // Provided model for LessThanComparable types
+        BOOST_HANA_CONSTEXPR_CHECK(hana::less(ord1{0}, ord1{1}));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::less(ord1{0}, ord1{0})));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::less(ord1{1}, ord1{0})));
+
+        BOOST_HANA_CONSTEXPR_CHECK(hana::less(ord1{0}, ord2{1}));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::less(ord1{0}, ord2{0})));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::less(ord1{1}, ord2{0})));
+
+        BOOST_HANA_CONSTEXPR_CHECK(hana::less(ord2{0}, ord1{1}));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::less(ord2{0}, ord1{0})));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::less(ord2{1}, ord1{0})));
+
+        BOOST_HANA_RUNTIME_CHECK(hana::less("ab", "abc"s));
+        BOOST_HANA_RUNTIME_CHECK(hana::less("abc"s, "abcde"));
+    }
+
+    // greater
+    {
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::greater(5, 6)));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::greater(6, 6)));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::greater(7, 6));
+
+        BOOST_HANA_RUNTIME_CHECK(hana::greater("abcd", "ab"s));
+        BOOST_HANA_RUNTIME_CHECK(hana::greater("abc"s, "abb"));
+    }
+
+    // less_equal
+    {
+        BOOST_HANA_CONSTEXPR_CHECK(hana::less_equal(5, 6));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::less_equal(6, 6));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::less_equal(7, 6)));
+
+        BOOST_HANA_RUNTIME_CHECK(hana::less_equal("ab", "abcd"s));
+        BOOST_HANA_RUNTIME_CHECK(hana::less_equal("abc"s, "abc"));
+    }
+
+    // greater_equal
+    {
+        BOOST_HANA_CONSTEXPR_CHECK(hana::not_(hana::greater_equal(5, 6)));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::greater_equal(6, 6));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::greater_equal(7, 6));
+
+        BOOST_HANA_RUNTIME_CHECK(hana::greater_equal("abcd", "ab"s));
+        BOOST_HANA_RUNTIME_CHECK(hana::greater_equal("abc"s, "abc"));
+    }
+
+    // min
+    {
+        BOOST_HANA_CONSTEXPR_CHECK(hana::equal(hana::min(5, 6), 5));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::equal(hana::min(6, 5), 5));
+    }
+
+    // max
+    {
+        BOOST_HANA_CONSTEXPR_CHECK(hana::equal(hana::max(5, 6), 6));
+        BOOST_HANA_CONSTEXPR_CHECK(hana::equal(hana::max(6, 5), 6));
+    }
+}