# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Metrics::Dashboard::DefaultEmbedService, :use_clean_rails_memory_store_caching,
  feature_category: :metrics do
  include MetricsDashboardHelpers

  let_it_be(:project) { build(:project) }
  let_it_be(:user) { create(:user) }
  let_it_be(:environment) { create(:environment, project: project) }

  before do
    project.add_maintainer(user) if user
  end

  describe '.valid_params?' do
    let(:params) { { embedded: true } }

    subject { described_class.valid_params?(params) }

    it { is_expected.to be_truthy }

    context 'missing embedded' do
      let(:params) { {} }

      it { is_expected.to be_falsey }
    end

    context 'not embedded' do
      let(:params) { { embedded: 'false' } }

      it { is_expected.to be_falsey }
    end
  end

  describe '#get_dashboard' do
    let(:service_params) { [project, user, { environment: environment }] }
    let(:service_call) { described_class.new(*service_params).get_dashboard }

    it_behaves_like 'valid embedded dashboard service response'
    it_behaves_like 'raises error for users with insufficient permissions'

    it 'caches the unprocessed dashboard for subsequent calls' do
      system_service = Metrics::Dashboard::SystemDashboardService

      expect(system_service).to receive(:new).once.and_call_original

      described_class.new(*service_params).get_dashboard
      described_class.new(*service_params).get_dashboard
    end

    context 'when called with a non-system dashboard' do
      let(:dashboard_path) { 'garbage/dashboard/path' }

      it_behaves_like 'valid embedded dashboard service response'
    end
  end
end