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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Events::DestroyService do
subject(:service) { described_class.new(project) }
let_it_be(:project, reload: true) { create(:project, :repository) }
let_it_be(:another_project) { create(:project) }
let_it_be(:merge_request) { create(:merge_request, source_project: project) }
let_it_be(:user) { create(:user) }
let!(:unrelated_event) { create(:event, :merged, project: another_project, target: another_project, author: user) }
before do
create(:event, :created, project: project, target: project, author: user)
create(:event, :created, project: project, target: merge_request, author: user)
create(:event, :merged, project: project, target: merge_request, author: user)
end
let(:events) { project.events }
describe '#execute', :aggregate_failures do
it 'deletes the events' do
response = nil
expect { response = subject.execute }.to change(Event, :count).by(-3)
expect(response).to be_success
expect(unrelated_event.reload).to be_present
end
context 'when an error is raised while deleting the records' do
before do
allow(project).to receive_message_chain(:events, :all, :delete_all).and_raise(ActiveRecord::ActiveRecordError)
end
it 'returns error' do
response = subject.execute
expect(response).to be_error
expect(response.message).to eq 'Failed to remove events.'
end
it 'does not delete events' do
expect { subject.execute }.not_to change(Event, :count)
end
end
end
end
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