1 files changed, 3 insertions, 1 deletions
diff --git a/tests b/tests
index 9f91c41..51a47a4 100755
--- a/tests
+++ b/tests
@@ -18,7 +18,9 @@ check_output() {
     fi
   fi
   printf 'not ok - %s\n' "$msg"
-  printf 'Unexpected output:\n%s\n' "$output" | sed 's/^/# /'
+  if [ "$output" != "$expected" ]; then
+    printf 'Unexpected output:\n%s\n' "$output" | sed 's/^/# /'
+  fi
 }
 
 printf '# simple tests\n'