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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe IssuableLink do
let(:test_class) do
Class.new(ApplicationRecord) do
include IssuableLink
self.table_name = 'issue_links'
belongs_to :source, class_name: 'Issue'
belongs_to :target, class_name: 'Issue'
def self.name
'TestClass'
end
end
end
describe '.inverse_link_type' do
it 'returns the inverse type of link' do
expect(test_class.inverse_link_type('relates_to')).to eq('relates_to')
end
end
describe '.issuable_type' do
let_it_be(:source_issue) { create(:issue) }
let_it_be(:target_issue) { create(:issue) }
before do
test_class.create!(source: source_issue, target: target_issue)
end
context 'when opposite relation already exists' do
it 'raises NotImplementedError when performing validations' do
instance = test_class.new(source: target_issue, target: source_issue)
expect { instance.save! }.to raise_error(NotImplementedError)
end
end
end
end
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