Add a path formatter

test/std-test.cc

@@ -0,0 +1,16 @@
+// Formatting library for C++ - tests of formatters for standard library types
+//
+// Copyright (c) 2012 - present, Victor Zverovich
+// All rights reserved.
+//
+// For the license information refer to format.h.
+
+#include "fmt/std.h"
+
+#include "gtest/gtest.h"
+
+TEST(std_test, path) {
+#ifdef __cpp_lib_filesystem
+  EXPECT_EQ(fmt::format("{:8}", std::filesystem::path("foo")), "foo     ");
+#endif
+}