-output=$(test_emacs '(notmuch-search "*") (notmuch-test-wait) (princ (buffer-string))' | sed -e s', *, ,g' -e 's/xxx*/[BLOB]/g')
-test_expect_equal "$output" "$expected"
-
-test_begin_subtest "Ensure that emacs doesn't drop error messages"
-output=$(test_emacs '(notmuch-search "--this-option-does-not-exist") (notmuch-test-wait) (princ (buffer-string))')
-test_expect_equal "$output" "Error: Unexpected output from notmuch search:
-Unrecognized option: --this-option-does-not-exist
-End of search results. (process returned 1)"
+test_emacs '(notmuch-search "*")
+ (notmuch-test-wait)
+ (test-output)'
+sed -i -e s', *, ,g' -e 's/xxx*/[BLOB]/g' OUTPUT
+test_expect_equal_file OUTPUT EXPECTED