make-test-filter
foo
----
regexp: foo
suite: 

make-test-filter
tag:release_qualification
----
regexp: .
suite: release_qualification

make-test-filter
foo tag:release_qualification
----
regexp: foo
suite: release_qualification

make-test-filter
foo tag:weekly
----
regexp: foo
suite: weekly

make-test-filter
tag:foo
----
error: tags are no longer supported; use --suite, --owner instead

make-test-filter
tag:release_qualification tag:weekly
----
error: tags are no longer supported; use --suite, --owner instead

make-test-filter
tag:release_qualification,weekly
----
error: tags are no longer supported; use --suite, --owner instead
