test fmt library is basically working

tests/src/Misc/fmt.cpp

@@ -0,0 +1,9 @@
+#include "gtest/gtest.h"
+#include "fmt/format.h"
+
+TEST(fmt, fail){
+    EXPECT_NE("abc", fmt::format("{}{}","a","b"));
+}
+TEST(fmt, pass){
+    EXPECT_EQ("ab", fmt::format("{}{}","a","b"));
+}