'[body]="200-byte header"'
output=$(notmuch reply --reply-to=sender id:${gen_msg_id})
test_expect_equal "$output" "From: Notmuch Test Suite <test_suite@notmuchmail.org>
-Subject: Re: This subject is exactly 200 bytes in length. Other than its length there is not much of note here. Note that the length of 200 bytes includes the Subject: and Re: prefixes with two spaces
+Subject: Re: This subject is exactly 200 bytes in length. Other than its
+ length there is not much of note here. Note that the length of 200 bytes
+ includes the Subject: and Re: prefixes with two spaces
In-Reply-To: <${gen_msg_id}>
References: <${gen_msg_id}>