tests: include part of wc-files0.sh skipped by mistake

* tests/misc/wc-files0.sh: $fail is always set to 0,
so correct the test to include that part of the test case.

diff --git a/tests/misc/wc-files0.sh b/tests/misc/wc-files0.sh
index 4562e6a4eeb3a24894f6bdc50f315bd00e26f588..12b7d6afe8f725884bca92f7bf7270445ff1edb0 100755 (executable)
--- a/tests/misc/wc-files0.sh
+++ b/tests/misc/wc-files0.sh
@@ -33,7 +33,7 @@ EOF
 
 compare exp out || fail=1
 
-if test "$fail" = ''; then
+if ! test "$fail" = 1; then
   # Repeat the above test, but read the file name list from stdin.
   rm -f out
   wc --files0-from=- < names > out || fail=1