'
+test_expect_success 'extra headers' '
+
+ git config format.headers "To: R. E. Cipient <rcipient@example.com>
+" &&
+ git config --add format.headers "Cc: S. E. Cipient <scipient@example.com>
+" &&
+ git format-patch --stdout master..side > patch2 &&
+ sed -e "/^$/q" patch2 > hdrs2 &&
+ grep "^To: R. E. Cipient <rcipient@example.com>$" hdrs2 &&
+ grep "^Cc: S. E. Cipient <scipient@example.com>$" hdrs2
+
+'
+
+test_expect_success 'extra headers without newlines' '
+
+ git config --replace-all format.headers "To: R. E. Cipient <rcipient@example.com>" &&
+ git config --add format.headers "Cc: S. E. Cipient <scipient@example.com>" &&
+ git format-patch --stdout master..side >patch3 &&
+ sed -e "/^$/q" patch3 > hdrs3 &&
+ grep "^To: R. E. Cipient <rcipient@example.com>$" hdrs3 &&
+ grep "^Cc: S. E. Cipient <scipient@example.com>$" hdrs3
+
+'
+
+test_expect_success 'extra headers with multiple To:s' '
+
+ git config --replace-all format.headers "To: R. E. Cipient <rcipient@example.com>" &&
+ git config --add format.headers "To: S. E. Cipient <scipient@example.com>" &&
+ git format-patch --stdout master..side > patch4 &&
+ sed -e "/^$/q" patch4 > hdrs4 &&
+ grep "^To: R. E. Cipient <rcipient@example.com>,$" hdrs4 &&
+ grep "^ *S. E. Cipient <scipient@example.com>$" hdrs4
+'
+
+test_expect_success 'additional command line cc' '
+
+ git config --replace-all format.headers "Cc: R. E. Cipient <rcipient@example.com>" &&
+ git format-patch --cc="S. E. Cipient <scipient@example.com>" --stdout master..side | sed -e "/^$/q" >patch5 &&
+ grep "^Cc: R. E. Cipient <rcipient@example.com>,$" patch5 &&
+ grep "^ *S. E. Cipient <scipient@example.com>$" patch5
+'
+
+test_expect_success 'multiple files' '
+
+ rm -rf patches/ &&
+ git checkout side &&
+ git format-patch -o patches/ master &&
+ ls patches/0001-Side-changes-1.patch patches/0002-Side-changes-2.patch patches/0003-Side-changes-3-with-n-backslash-n-in-it.patch
+'
+
+test_expect_success 'thread' '
+
+ rm -rf patches/ &&
+ git checkout side &&
+ git format-patch --thread -o patches/ master &&
+ FIRST_MID=$(grep "Message-Id:" patches/0001-* | sed "s/^[^<]*\(<[^>]*>\).*$/\1/") &&
+ for i in patches/0002-* patches/0003-*
+ do
+ grep "References: $FIRST_MID" $i &&
+ grep "In-Reply-To: $FIRST_MID" $i || break
+ done
+'
+
+test_expect_success 'thread in-reply-to' '
+
+ rm -rf patches/ &&
+ git checkout side &&
+ git format-patch --in-reply-to="<test.message>" --thread -o patches/ master &&
+ FIRST_MID="<test.message>" &&
+ for i in patches/*
+ do
+ grep "References: $FIRST_MID" $i &&
+ grep "In-Reply-To: $FIRST_MID" $i || break
+ done
+'
+
+test_expect_success 'thread cover-letter' '
+
+ rm -rf patches/ &&
+ git checkout side &&
+ git format-patch --cover-letter --thread -o patches/ master &&
+ FIRST_MID=$(grep "Message-Id:" patches/0000-* | sed "s/^[^<]*\(<[^>]*>\).*$/\1/") &&
+ for i in patches/0001-* patches/0002-* patches/0003-*
+ do
+ grep "References: $FIRST_MID" $i &&
+ grep "In-Reply-To: $FIRST_MID" $i || break
+ done
+'
+
+test_expect_success 'thread cover-letter in-reply-to' '
+
+ rm -rf patches/ &&
+ git checkout side &&
+ git format-patch --cover-letter --in-reply-to="<test.message>" --thread -o patches/ master &&
+ FIRST_MID="<test.message>" &&
+ for i in patches/*
+ do
+ grep "References: $FIRST_MID" $i &&
+ grep "In-Reply-To: $FIRST_MID" $i || break
+ done
+'
+
+test_expect_success 'excessive subject' '
+
+ rm -rf patches/ &&
+ git checkout side &&
+ for i in 5 6 1 2 3 A 4 B C 7 8 9 10 D E F; do echo "$i"; done >>file &&
+ git update-index file &&
+ git commit -m "This is an excessively long subject line for a message due to the habit some projects have of not having a short, one-line subject at the start of the commit message, but rather sticking a whole paragraph right at the start as the only thing in the commit message. It had better not become the filename for the patch." &&
+ git format-patch -o patches/ master..side &&
+ ls patches/0004-This-is-an-excessively-long-subject-line-for-a-messa.patch
+'
+
+test_expect_success 'cover-letter inherits diff options' '
+
+ git mv file foo &&
+ git commit -m foo &&
+ git format-patch --cover-letter -1 &&
+ ! grep "file => foo .* 0 *$" 0000-cover-letter.patch &&
+ git format-patch --cover-letter -1 -M &&
+ grep "file => foo .* 0 *$" 0000-cover-letter.patch
+
+'
+
+cat > expect << EOF
+ This is an excessively long subject line for a message due to the
+ habit some projects have of not having a short, one-line subject at
+ the start of the commit message, but rather sticking a whole
+ paragraph right at the start as the only thing in the commit
+ message. It had better not become the filename for the patch.
+ foo
+
+EOF
+
+test_expect_success 'shortlog of cover-letter wraps overly-long onelines' '
+
+ git format-patch --cover-letter -2 &&
+ sed -e "1,/A U Thor/d" -e "/^$/q" < 0000-cover-letter.patch > output &&
+ git diff expect output
+
+'
+
test_done