ref_transaction_commit(): do not capitalize error messages

diff --git a/t/t4024-diff-optimize-common.sh b/t/t4024-diff-optimize-common.sh
index 3c66102f7ade654bb2ee0e0d732f86a301d1cb1e..7e76018296c8f0c51b7187c96330d6e0a70a2fe4 100755 (executable)
--- a/t/t4024-diff-optimize-common.sh
+++ b/t/t4024-diff-optimize-common.sh
@@ -139,7 +139,7 @@ test_expect_success setup '
                ( printf C; zs $n ) >file-c$n &&
                ( echo D; zs $n ) >file-d$n &&
 
-               expect_pattern $n || break
+               expect_pattern $n || return 1
 
        done >expect
 '
@@ -150,7 +150,7 @@ test_expect_success 'diff -U0' '
        do
                git diff -U0 file-?$n
        done | zc >actual &&
-       diff -u expect actual
+       test_cmp expect actual
 
 '