diff --git a/tests/src/printers/interfaces/json_storage.hpp b/tests/src/printers/interfaces/json_storage.hpp
new file mode 100644
index 0000000..b5d4004
--- /dev/null
+++ b/tests/src/printers/interfaces/json_storage.hpp
@@ -0,0 +1,19 @@
+#pragma once
+
+#include "interfaces/json_storage.hpp"
+
+#include <gmock/gmock.h>
+
+namespace interfaces
+{
+
+inline void PrintTo(const JsonStorage::FilePath& o, std::ostream* os)
+{
+    (*os) << static_cast<std::filesystem::path>(o);
+}
+inline void PrintTo(const JsonStorage::DirectoryPath& o, std::ostream* os)
+{
+    (*os) << static_cast<std::filesystem::path>(o);
+}
+
+} // namespace interfaces
\ No newline at end of file