Add a testsuite

Co-Authored-By: q66 <q66@chimera-linux.org>

1 files changed, 17 insertions, 0 deletions

diff --git a/tests/test_fwrite_overwrite_dynamic.c b/tests/test_fwrite_overwrite_dynamic.c
new file mode 100644
index 0000000..fa249bd
--- /dev/null
+++ b/tests/test_fwrite_overwrite_dynamic.c
@@ -0,0 +1,17 @@
+#include "common.h"
+
+#include <assert.h>
+#include <stdio.h>
+
+int main(int argc, char** argv) {
+  char buffer[12] = {0};
+
+  assert((sizeof(buffer) - 2) * argc > sizeof(buffer));
+
+  CHK_FAIL_START
+  fwrite(buffer, sizeof(buffer) - 2, argc, stdin);
+  CHK_FAIL_END
+
+  puts(buffer);
+  return ret;
+}