config: add test cases for empty value and no value config variables.

diff --git a/t/diff-lib.sh b/t/diff-lib.sh
index 4624fe654c2515afe14e9e05402ac9ce78322772..7dc6d7eb1e13a1831b61c70269ce593457badf0c 100644 (file)
--- a/t/diff-lib.sh
+++ b/t/diff-lib.sh
@@ -21,8 +21,8 @@ compare_diff_raw_z () {
     # Also we do not check SHA1 hash generation in this test, which
     # is a job for t0000-basic.sh
 
-    tr '\0' '\012' <"$1" | sed -e "$sanitize_diff_raw_z" >.tmp-1
-    tr '\0' '\012' <"$2" | sed -e "$sanitize_diff_raw_z" >.tmp-2
+    tr '\000' '\012' <"$1" | sed -e "$sanitize_diff_raw_z" >.tmp-1
+    tr '\000' '\012' <"$2" | sed -e "$sanitize_diff_raw_z" >.tmp-2
     git diff .tmp-1 .tmp-2 && rm -f .tmp-1 .tmp-2
 }