def test_uniqueness
existing = create(:changeset_tag)
- tag = ChangesetTag.new
- tag.changeset_id = existing.changeset_id
- tag.k = existing.k
- tag.v = existing.v
+ tag = build(:changeset_tag, :changeset => existing.changeset, :k => existing.k, :v => existing.v)
assert_predicate tag, :new_record?
assert_not tag.valid?
assert_raise(ActiveRecord::RecordInvalid) { tag.save! }