gitlab-org--gitlab-foss/spec/models/issue_link_spec.rb

60 lines
1.8 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
RSpec.describe IssueLink do
describe 'Associations' do
it { is_expected.to belong_to(:source).class_name('Issue') }
it { is_expected.to belong_to(:target).class_name('Issue') }
end
describe 'link_type' do
it { is_expected.to define_enum_for(:link_type).with_values(relates_to: 0, blocks: 1, is_blocked_by: 2) }
it 'provides the "related" as default link_type' do
expect(create(:issue_link).link_type).to eq 'relates_to'
end
end
describe 'Validation' do
subject { create :issue_link }
it { is_expected.to validate_presence_of(:source) }
it { is_expected.to validate_presence_of(:target) }
it do
is_expected.to validate_uniqueness_of(:source)
.scoped_to(:target_id)
.with_message(/already related/)
end
it 'is not valid if an opposite link already exists' do
issue_link = build(:issue_link, source: subject.target, target: subject.source)
expect(issue_link).to be_invalid
expect(issue_link.errors[:source]).to include('is already related to this issue')
end
context 'when it relates to itself' do
let(:issue) { create :issue }
context 'cannot be validated' do
it 'does not invalidate object with self relation error' do
issue_link = build :issue_link, source: issue, target: nil
issue_link.valid?
expect(issue_link.errors[:source]).to be_empty
end
end
context 'can be invalidated' do
it 'invalidates object' do
issue_link = build :issue_link, source: issue, target: issue
expect(issue_link).to be_invalid
expect(issue_link.errors[:source]).to include('cannot be related to itself')
end
end
end
end
end