Add tests for stdio.h

1 files changed, 28 insertions, 0 deletions

diff --git a/tests/test_vsprintf.c b/tests/test_vsprintf.c
new file mode 100644
index 0000000..740816f
--- /dev/null
+++ b/tests/test_vsprintf.c
@@ -0,0 +1,28 @@
+#include "common.h"
+
+#include <stdarg.h>
+#include <unistd.h>
+
+char buffer[12] = {0};
+
+int msg_valid(const char * format, ... ) {
+  va_list args;
+  va_start (args, format);
+  vsprintf(buffer, format, args);
+  va_end (args);
+}
+
+int msg(int n, const char * format, ... ) {
+  va_list args;
+  va_start (args, format);
+  CHK_FAIL_START
+  vsprintf(buffer, format, args);
+  CHK_FAIL_END
+  va_end (args);
+  return ret;
+}
+
+int main(int argc, char** argv) {
+  msg_valid("%s", "1234567");
+  return msg("%s", "1234567890ABCDEF");
+}