Add a couple more test cases to the suite.

They handle cases where there is no attached patch.

Signed-off-by: Don Zickus <dzickus@redhat.com>
Signed-off-by: Junio C Hamano <junkio@cox.net>

t/t5100-mailinfo.sh

@@ -11,7 +11,7 @@ test_expect_success 'split sample box' \
 	'git-mailsplit -o. ../t5100/sample.mbox >last &&
 	last=`cat last` &&
 	echo total is $last &&
-	test `cat last` = 6'
+	test `cat last` = 8'
 
 for mail in `echo 00*`
 do

t/t5100/info0007

@@ -0,0 +1,5 @@
+Author: A U Thor
+Email: a.u.thor@example.com
+Subject: another patch
+Date: Fri, 9 Jun 2006 00:44:16 -0700
+

t/t5100/info0008

@@ -0,0 +1,5 @@
+Author: Junio C Hamano
+Email: junio@kernel.org
+Subject: another patch
+Date: Fri, 9 Jun 2006 00:44:16 -0700
+

t/t5100/msg0007

@@ -0,0 +1,2 @@
+Here is an empty patch from A U Thor.
+

t/t5100/msg0008

@@ -0,0 +1,4 @@
+>Here is an empty patch from A U Thor.
+
+Hey you forgot the patch!
+

t/t5100/sample.mbox

@@ -386,3 +386,21 @@ index 9123cdc..918dcf8 100644
 -- 
 1.4.0.g6f2b
 
+From nobody Mon Sep 17 00:00:00 2001
+From: A U Thor <a.u.thor@example.com>
+Date: Fri, 9 Jun 2006 00:44:16 -0700
+Subject: [PATCH] another patch
+
+Here is an empty patch from A U Thor.
+
+From nobody Mon Sep 17 00:00:00 2001
+From: Junio C Hamano <junio@kernel.org>
+Date: Fri, 9 Jun 2006 00:44:16 -0700
+Subject: re: [PATCH] another patch
+
+From: A U Thor <a.u.thor@example.com>
+Subject: [PATCH] another patch
+>Here is an empty patch from A U Thor.
+
+Hey you forgot the patch!
+