[PATCH 4/4] test: quiet some extra debugging output

[David Bremner <david@tethera.net>]

This output does not cause test failures, but may make it harder to
interpret the output.
---
 test/T140-excludes.sh    | 2 +-
 test/T380-atomicity.sh   | 2 +-
 test/T700-reindex.sh     | 4 ++--
 test/T750-user-header.sh | 4 ++--
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/test/T140-excludes.sh b/test/T140-excludes.sh
index acab5381..7b5bea2e 100755
--- a/test/T140-excludes.sh
+++ b/test/T140-excludes.sh
@@ -22,7 +22,7 @@ generate_thread ()
     done
     notmuch new > /dev/null
     # We cannot retrieve the thread_id until after we have run notmuch new.
-    gen_thread_id=`notmuch search --output=threads id:${gen_thread_msg_id[0]}`
+    gen_thread_id=$(notmuch search --output=threads id:${gen_thread_msg_id[0]} 2>/dev/null)
 }
 
 #############################################
diff --git a/test/T380-atomicity.sh b/test/T380-atomicity.sh
index 45de2228..afe49d93 100755
--- a/test/T380-atomicity.sh
+++ b/test/T380-atomicity.sh
@@ -67,7 +67,7 @@ if test_require_external_prereq gdb; then
     ${TEST_GDB} -tty /dev/null -batch -x $NOTMUCH_SRCDIR/test/atomicity.py notmuch 1>gdb.out 2>&1
 
     # Get the final, golden output
-    notmuch search '*' > expected
+    notmuch search '*' 2>/dev/null > expected
 
     # Check output against golden output
     outcount=$(cat outcount)
diff --git a/test/T700-reindex.sh b/test/T700-reindex.sh
index f51130e8..52bba4d3 100755
--- a/test/T700-reindex.sh
+++ b/test/T700-reindex.sh
@@ -6,8 +6,8 @@ add_email_corpus
 
 notmuch tag +usertag1 '*'
 
-notmuch search '*' | notmuch_search_sanitize > initial-threads
-notmuch search --output=messages '*' > initial-message-ids
+notmuch search '*' 2>1 | notmuch_search_sanitize > initial-threads
+notmuch search --output=messages '*' 2>/dev/null > initial-message-ids
 notmuch dump > initial-dump
 
 test_begin_subtest 'reindex preserves threads'
diff --git a/test/T750-user-header.sh b/test/T750-user-header.sh
index 05f80885..03c43656 100755
--- a/test/T750-user-header.sh
+++ b/test/T750-user-header.sh
@@ -4,8 +4,8 @@ test_description='indexing user specified headers'
 
 add_email_corpus
 
-notmuch search '*' | notmuch_search_sanitize > initial-threads
-notmuch search --output=messages '*' > initial-message-ids
+notmuch search '*' 2>1 | notmuch_search_sanitize > initial-threads
+notmuch search --output=messages '*' 2>/dev/null > initial-message-ids
 notmuch dump > initial-dump
 
 test_begin_subtest "adding illegal prefix name, bad utf8"
-- 
2.30.2