[PATCH 04/11] test: Fix missing erase-buffer in emacs test

[Austin Clements]

The first subprocess error exit code test assumed the *Notmuch errors*
buffer would be empty.  Rather than assuming, make it so.
---
 test/emacs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/test/emacs b/test/emacs
index 5bc3efc..05295af 100755
--- a/test/emacs
+++ b/test/emacs
@@ -864,6 +864,8 @@ EOF
 chmod a+x notmuch_fail
 test_emacs "(let ((notmuch-command \"$PWD/notmuch_fail\"))
 	       (with-current-buffer \"*Messages*\" (erase-buffer))
+	       (with-current-buffer (get-buffer-create \"*Notmuch errors*\")
+                 (erase-buffer))
 	       (notmuch-search \"tag:inbox\")
 	       (notmuch-test-wait)
 	       (with-current-buffer \"*Messages*\"
@@ -893,7 +895,8 @@ EOF
 chmod a+x notmuch_fail
 test_emacs "(let ((notmuch-command \"$PWD/notmuch_fail\"))
 	       (with-current-buffer \"*Messages*\" (erase-buffer))
-	       (with-current-buffer \"*Notmuch errors*\" (erase-buffer))
+	       (with-current-buffer (get-buffer-create \"*Notmuch errors*\")
+                 (erase-buffer))
 	       (notmuch-search \"tag:inbox\")
 	       (notmuch-test-wait)
 	       (with-current-buffer \"*Messages*\"
-- 
1.8.4.rc3