1 files changed, 36 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/string/find_if.cpp b/src/boost/libs/hana/test/string/find_if.cpp
new file mode 100644
index 000000000..05d5e98b9
--- /dev/null
+++ b/src/boost/libs/hana/test/string/find_if.cpp
@@ -0,0 +1,36 @@
+// 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/bool.hpp>
+#include <boost/hana/equal.hpp>
+#include <boost/hana/find_if.hpp>
+#include <boost/hana/functional/always.hpp>
+#include <boost/hana/integral_constant.hpp>
+#include <boost/hana/optional.hpp>
+#include <boost/hana/string.hpp>
+namespace hana = boost::hana;
+
+
+int main() {
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::find_if(BOOST_HANA_STRING(""), hana::always(hana::true_c)),
+        hana::nothing
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::find_if(BOOST_HANA_STRING("abcd"), hana::equal.to(hana::char_c<'a'>)),
+        hana::just(hana::char_c<'a'>)
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::find_if(BOOST_HANA_STRING("abcd"), hana::equal.to(hana::char_c<'c'>)),
+        hana::just(hana::char_c<'c'>)
+    ));
+
+    BOOST_HANA_CONSTANT_CHECK(hana::equal(
+        hana::find_if(BOOST_HANA_STRING("abcd"), hana::equal.to(hana::char_c<'d'>)),
+        hana::just(hana::char_c<'d'>)
+    ));
+}