output=$(notmuch search folder:spam)
test_expect_equal "$output" "thread:0000000000000001 2001-01-05 [1/1] Notmuch Test Suite; Test message #1 (inbox unread)"
output=$(notmuch search folder:spam)
test_expect_equal "$output" "thread:0000000000000001 2001-01-05 [1/1] Notmuch Test Suite; Test message #1 (inbox unread)"