assert_equal true, updated_tags.keys.include?(:'new_tag1')
assert_equal new_tags['new_tag1'], updated_tags[:'new_tag1']
assert_equal true, updated_tags.keys.include?(:'new_tag2')
assert_equal new_tags['new_tag2'], updated_tags[:'new_tag2']
assert_equal false, updated_tags.keys.include?(:'existing tag 1')
assert_equal false, updated_tags.keys.include?(:'existing tag 2')
assert_equal true, updated_tags.keys.include?(:'new_tag1')
assert_equal new_tags['new_tag1'], updated_tags[:'new_tag1']
assert_equal true, updated_tags.keys.include?(:'new_tag2')
assert_equal new_tags['new_tag2'], updated_tags[:'new_tag2']
assert_equal false, updated_tags.keys.include?(:'existing tag 1')
assert_equal false, updated_tags.keys.include?(:'existing tag 2')