'Verify commandline' \
'diff commandline expected'
+cat >expected-show-all-headers <<\EOF
+0001-Second.patch
+(mbox) Adding cc: A <author@example.com> from line 'From: A <author@example.com>'
+Dry-OK. Log says:
+Server: relay.example.com
+MAIL FROM:<from@example.com>
+RCPT TO:<to@example.com>,<cc@example.com>,<author@example.com>,<bcc@example.com>
+From: Example <from@example.com>
+To: to@example.com
+Cc: cc@example.com, A <author@example.com>
+Subject: [PATCH 1/1] Second.
+Date: DATE-STRING
+Message-Id: MESSAGE-ID-STRING
+X-Mailer: X-MAILER-STRING
+In-Reply-To: <unique-message-id@example.com>
+References: <unique-message-id@example.com>
+
+Result: OK
+EOF
+
+test_expect_success 'Show all headers' '
+ git send-email \
+ --dry-run \
+ --from="Example <from@example.com>" \
+ --to=to@example.com \
+ --cc=cc@example.com \
+ --bcc=bcc@example.com \
+ --in-reply-to="<unique-message-id@example.com>" \
+ --smtp-server relay.example.com \
+ $patches |
+ sed -e "s/^\(Date:\).*/\1 DATE-STRING/" \
+ -e "s/^\(Message-Id:\).*/\1 MESSAGE-ID-STRING/" \
+ -e "s/^\(X-Mailer:\).*/\1 X-MAILER-STRING/" \
+ >actual-show-all-headers &&
+ diff -u expected-show-all-headers actual-show-all-headers
+'
+
+z8=zzzzzzzz
+z64=$z8$z8$z8$z8$z8$z8$z8$z8
+z512=$z64$z64$z64$z64$z64$z64$z64$z64
+test_expect_success 'reject long lines' '
+ rm -f commandline &&
+ cp $patches longline.patch &&
+ echo $z512$z512 >>longline.patch &&
+ ! git send-email \
+ --from="Example <nobody@example.com>" \
+ --to=nobody@example.com \
+ --smtp-server="$(pwd)/fake.sendmail" \
+ $patches longline.patch \
+ 2>errors &&
+ grep longline.patch errors
+'
+
+test_expect_success 'no patch was sent' '
+ ! test -e commandline
+'
+
+test_expect_success 'allow long lines with --no-validate' '
+ git send-email \
+ --from="Example <nobody@example.com>" \
+ --to=nobody@example.com \
+ --smtp-server="$(pwd)/fake.sendmail" \
+ --no-validate \
+ $patches longline.patch \
+ 2>errors
+'
+
test_done