1 files changed, 29 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/string/find.cpp b/src/boost/libs/hana/test/string/find.cpp
new file mode 100644
index 00000000..b8148e5e
--- /dev/null
+++ b/src/boost/libs/hana/test/string/find.cpp
@@ -0,0 +1,29 @@
+// 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/equal.hpp>
+#include <boost/hana/find.hpp>
+#include <boost/hana/integral_constant.hpp>
+#include <boost/hana/optional.hpp>
+#include <boost/hana/string.hpp>
+namespace hana = boost::hana;
+
+
+struct invalid { };
+
+int main() {
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::find(BOOST_HANA_STRING("abcd"), hana::char_c<'a'>),
+        hana::just(hana::char_c<'a'>)
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::find(BOOST_HANA_STRING("abcd"), hana::char_c<'c'>),
+        hana::just(hana::char_c<'c'>)
+    ));
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::find(BOOST_HANA_STRING("abcd"), invalid{}),
+        hana::nothing
+    ));
+}