1 files changed, 8 insertions, 0 deletions
diff --git a/src/tests/userprog/null.ck b/src/tests/userprog/null.ck
new file mode 100644
index 0000000..980de35
--- /dev/null
+++ b/src/tests/userprog/null.ck
@@ -0,0 +1,8 @@
+# -*- perl -*-
+use strict;
+use warnings;
+use tests::tests;
+check_expected ([<<'EOF']);
+system call!
+EOF
+pass;