- def test_empty_tag_invalid
- tag = OldNodeTag.new
- assert_not tag.valid?, "Empty tag should be invalid"
- assert tag.errors[:old_node].any?
+ def test_orphaned_tag_invalid
+ tag = create(:old_node_tag)
+ tag.old_node = nil
+ assert_not tag.valid?, "Orphaned tag should be invalid"
+ assert_predicate tag.errors[:old_node], :any?