diff --git a/gb_string_test.c b/gb_string_test.c
new file mode 100644
index 0000000..43ea494
--- /dev/null
+++ b/gb_string_test.c
@@ -0,0 +1,14 @@
+#define GB_STRING_IMPLEMENTATION
+#include <stdarg.h>
+#include <stdlib.h>
+#include "gb_string.h"
+#include <stdio.h>
+
+int main(void) {
+	gbString s = gb_make_string("hello");
+	s = gb_printf(s, "(%s) %d %d %d %.*s\n", "hello", 12, 94, -1234, 2, "world");
+	printf("%s\n", s);
+	gb_free_string(s);
+	s = 0;
+	return 0;
+}