debian-mirror-gitlab/spec/support/shared_examples/models/issuable_link_shared_examples.rb
2022-06-21 17:19:12 +05:30

78 lines
2.6 KiB
Ruby

# frozen_string_literal: true
# This shared example requires the following variables
# issuable_link
# issuable
# issuable_class
# issuable_link_factory
RSpec.shared_examples 'issuable link' do
describe 'Associations' do
it { is_expected.to belong_to(:source).class_name(issuable.class.name) }
it { is_expected.to belong_to(:target).class_name(issuable.class.name) }
end
describe 'Validation' do
subject { issuable_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
issuable_link = create_issuable_link(subject.target, subject.source)
expect(issuable_link).to be_invalid
expect(issuable_link.errors[:source]).to include("is already related to this #{issuable.class.name.downcase}")
end
context 'when it relates to itself' do
context 'when target is nil' do
it 'does not invalidate object with self relation error' do
issuable_link = create_issuable_link(issuable, nil)
issuable_link.valid?
expect(issuable_link.errors[:source]).to be_empty
end
end
context 'when source and target are present' do
it 'invalidates object' do
issuable_link = create_issuable_link(issuable, issuable)
expect(issuable_link).to be_invalid
expect(issuable_link.errors[:source]).to include('cannot be related to itself')
end
end
end
def create_issuable_link(source, target)
build(issuable_link_factory, source: source, target: target)
end
end
describe 'scopes' do
describe '.for_source_or_target' do
it 'returns only links where id is either source or target id' do
link1 = create(issuable_link_factory, source: issuable_link.source)
link2 = create(issuable_link_factory, target: issuable_link.source)
# unrelated link, should not be included in result list
create(issuable_link_factory) # rubocop: disable Rails/SaveBang
expect(described_class.for_source_or_target(issuable_link.source_id)).to match_array([issuable_link, link1, link2])
end
end
end
describe '.link_type' do
it { is_expected.to define_enum_for(:link_type).with_values(relates_to: 0, blocks: 1) }
it 'provides the "related" as default link_type' do
expect(issuable_link.link_type).to eq 'relates_to'
end
end
end