send-email: also pick up cc addresses from -by trailers

diff --git a/t/t4024-diff-optimize-common.sh b/t/t4024-diff-optimize-common.sh
index 3c66102f7ade654bb2ee0e0d732f86a301d1cb1e..6b44ce14933f8ceaa7e5e93eb9eaa0ff2527b66c 100755 (executable)
--- a/t/t4024-diff-optimize-common.sh
+++ b/t/t4024-diff-optimize-common.sh
@@ -127,19 +127,19 @@ test_expect_success setup '
 
        for n in $sample
        do
-               ( zs $n ; echo a ) >file-a$n &&
-               ( echo b; zs $n; echo ) >file-b$n &&
-               ( printf c; zs $n ) >file-c$n &&
-               ( echo d; zs $n ) >file-d$n &&
+               ( zs $n && echo a ) >file-a$n &&
+               ( echo b && zs $n && echo ) >file-b$n &&
+               ( printf c && zs $n ) >file-c$n &&
+               ( echo d && zs $n ) >file-d$n &&
 
                git add file-a$n file-b$n file-c$n file-d$n &&
 
-               ( zs $n ; echo A ) >file-a$n &&
-               ( echo B; zs $n; echo ) >file-b$n &&
-               ( printf C; zs $n ) >file-c$n &&
-               ( echo D; zs $n ) >file-d$n &&
+               ( zs $n && echo A ) >file-a$n &&
+               ( echo B && zs $n && echo ) >file-b$n &&
+               ( 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
 
 '