t/t9001-send-email.sh: fix '&&' chain in some tests

t/README recommends chaining test assertions.

Signed-off-by: Antonio Ospite <ospite@studenti.unina.it>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t9001-send-email.sh b/t/t9001-send-email.sh
index 5e48318013a5bf0e4c0ab80f2e5cad6d96887e6a..2fb22d0fbc73b52764bacf8f9d3bc350abecc9ad 100755 (executable)
--- a/t/t9001-send-email.sh
+++ b/t/t9001-send-email.sh
@@ -265,7 +265,7 @@ test_expect_success $PREREQ 'Author From: in message body' '
                --to=nobody@example.com \
                --smtp-server="$(pwd)/fake.sendmail" \
                $patches &&
-       sed "1,/^\$/d" < msgtxt1 > msgbody1
+       sed "1,/^\$/d" < msgtxt1 > msgbody1 &&
        grep "From: A <author@example.com>" msgbody1
 '
 
@@ -276,7 +276,7 @@ test_expect_success $PREREQ 'Author From: not in message body' '
                --to=nobody@example.com \
                --smtp-server="$(pwd)/fake.sendmail" \
                $patches &&
-       sed "1,/^\$/d" < msgtxt1 > msgbody1
+       sed "1,/^\$/d" < msgtxt1 > msgbody1 &&
        ! grep "From: A <author@example.com>" msgbody1
 '
 
@@ -298,7 +298,7 @@ test_expect_success $PREREQ 'Invalid In-Reply-To' '
                --in-reply-to=" " \
                --smtp-server="$(pwd)/fake.sendmail" \
                $patches \
-               2>errors
+               2>errors &&
        ! grep "^In-Reply-To: < *>" msgtxt1
 '
 
@@ -617,7 +617,7 @@ EOF
 "
 
 test_expect_success $PREREQ '--suppress-cc=sob' '
-       git config --unset sendemail.cccmd
+       test_might_fail git config --unset sendemail.cccmd &&
        test_suppression sob
 '