+test_begin_subtest 'restore: checking error messages'
+notmuch restore <<EOF 2>OUTPUT
+# the next line has a space
+
+a
++0
++a +b
+# trailing whitespace
++a +b
++c +d --
+# this is a harmless comment, do not yell about it.
+
+# the previous line was blank; also no yelling please
++%zz -- id:whatever
++e +f id:"
++e +f tag:abc
+# the next non-comment line should report an an empty tag error for
+# batch tagging, but not for restore
++ +e -- id:20091117232137.GA7669@griffis1.net
+# valid id, but warning about missing message
++e id:missing_message_id
+# exercise parser
++e -- id:some)stuff
++e -- id:some stuff
++e -- id:some"stuff
++e -- id:"a_message_id_with""_a_quote"
++e -- id:"a message id with spaces"
++e -- id:an_id_with_leading_and_trailing_ws \
+
+EOF
+
+cat <<EOF > EXPECTED
+Warning: cannot parse query: a (skipping)
+Warning: no query string [+0]
+Warning: no query string [+a +b]
+Warning: missing query string [+a +b ]
+Warning: no query string after -- [+c +d --]
+Warning: hex decoding of tag %zz failed [+%zz -- id:whatever]
+Warning: cannot parse query: id:" (skipping)
+Warning: not an id query: tag:abc (skipping)
+Warning: cannot apply tags to missing message: missing_message_id
+Warning: cannot parse query: id:some)stuff (skipping)
+Warning: cannot parse query: id:some stuff (skipping)
+Warning: cannot apply tags to missing message: some"stuff
+Warning: cannot apply tags to missing message: a_message_id_with"_a_quote
+Warning: cannot apply tags to missing message: a message id with spaces
+Warning: cannot apply tags to missing message: an_id_with_leading_and_trailing_ws
+EOF
+
+test_expect_equal_file EXPECTED OUTPUT
+