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