# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Ci::AbortPipelinesService do
  let_it_be(:user) { create(:user) }
  let_it_be(:project) { create(:project, namespace: user.namespace) }

  let_it_be(:cancelable_pipeline, reload: true) { create(:ci_pipeline, :running, project: project, user: user) }
  let_it_be(:manual_pipeline, reload: true) { create(:ci_pipeline, status: :manual, project: project, user: user) } # not cancelable
  let_it_be(:other_users_pipeline, reload: true) { create(:ci_pipeline, :running, project: project, user: create(:user)) } # not this user's pipeline
  let_it_be(:cancelable_build, reload: true) { create(:ci_build, :running, pipeline: cancelable_pipeline) }
  let_it_be(:non_cancelable_build, reload: true) { create(:ci_build, :success, pipeline: cancelable_pipeline) }
  let_it_be(:cancelable_stage, reload: true) { create(:ci_stage_entity, name: 'stageA', status: :running, pipeline: cancelable_pipeline, project: project) }
  let_it_be(:non_cancelable_stage, reload: true) { create(:ci_stage_entity, name: 'stageB', status: :success, pipeline: cancelable_pipeline, project: project) }

  describe '#execute' do
    def expect_correct_cancellations
      expect(cancelable_pipeline.finished_at).not_to be_nil
      expect(cancelable_pipeline).to be_canceled
      expect(cancelable_pipeline.stages - [non_cancelable_stage]).to all(be_canceled)
      expect(cancelable_build).to be_canceled

      expect(manual_pipeline).not_to be_canceled
      expect(non_cancelable_stage).not_to be_canceled
      expect(non_cancelable_build).not_to be_canceled
    end

    context 'with project pipelines' do
      it 'cancels all running pipelines and related jobs' do
        expect(described_class.new.execute(project.all_pipelines)).to be_success

        expect_correct_cancellations

        expect(other_users_pipeline).to be_canceled
        expect(other_users_pipeline.stages).to all(be_canceled)
      end

      it 'avoids N+1 queries' do
        project_pipelines = project.all_pipelines
        control_count = ActiveRecord::QueryRecorder.new { described_class.new.execute(project_pipelines) }.count

        pipelines = create_list(:ci_pipeline, 5, :running, project: project)
        create_list(:ci_build, 5, :running, pipeline: pipelines.first)

        expect { described_class.new.execute(project_pipelines) }.not_to exceed_query_limit(control_count)
      end
    end

    context 'with user pipelines' do
      it 'cancels all running pipelines and related jobs' do
        expect(described_class.new.execute(user.pipelines)).to be_success

        expect_correct_cancellations

        expect(other_users_pipeline).not_to be_canceled
      end

      it 'avoids N+1 queries' do
        user_pipelines = user.pipelines
        control_count = ActiveRecord::QueryRecorder.new { described_class.new.execute(user_pipelines) }.count

        pipelines = create_list(:ci_pipeline, 5, :running, project: project, user: user)
        create_list(:ci_build, 5, :running, pipeline: pipelines.first)

        expect { described_class.new.execute(user_pipelines) }.not_to exceed_query_limit(control_count)
      end
    end
  end
end