def METHOD_NAME(self):
    rules = Rules(RuleAppendTags0)
    matches = Matches([Match(1, 2, name='tags', tags=['other'])])
    rules.execute_all_rules(matches, {})
    assert len(matches.named('tags')) == 1
    assert matches.named('tags', index=0).tags == ['other', 'new-tag']
    rules = Rules(RuleAppendTags1)
    matches = Matches([Match(1, 2, name='tags', tags=['other'])])
    rules.execute_all_rules(matches, {})
    assert len(matches.named('tags')) == 1
    assert matches.named('tags', index=0).tags == ['other', 'new-tag']