spec/support/shared_examples/models/cluster_application_core_shared_examples.rb


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shared_examples 'cluster application core specs' do |application_name|
  it { is_expected.to belong_to(:cluster) }
  it { is_expected.to validate_presence_of(:cluster) }

  describe '#name' do
    it 'is .application_name' do
      expect(subject.name).to eq(described_class.application_name)
    end

    it 'is recorded in Clusters::Cluster::APPLICATIONS' do
      expect(Clusters::Cluster::APPLICATIONS[subject.name]).to eq(described_class)
    end
  end

  describe 'status state machine' do
    describe '#make_installing' do
      subject { create(application_name, :scheduled) }

      it 'is installing' do
        subject.make_installing!

        expect(subject).to be_installing
      end
    end

    describe '#make_installed' do
      subject { create(application_name, :installing) }

      it 'is installed' do
        subject.make_installed

        expect(subject).to be_installed
      end
    end

    describe '#make_errored' do
      subject { create(application_name, :installing) }
      let(:reason) { 'some errors' }

      it 'is errored' do
        subject.make_errored(reason)

        expect(subject).to be_errored
        expect(subject.status_reason).to eq(reason)
      end
    end

    describe '#make_scheduled' do
      subject { create(application_name, :installable) }

      it 'is scheduled' do
        subject.make_scheduled

        expect(subject).to be_scheduled
      end

      describe 'when was errored' do
        subject { create(application_name, :errored) }

        it 'clears #status_reason' do
          expect(subject.status_reason).not_to be_nil

          subject.make_scheduled!

          expect(subject.status_reason).to be_nil
        end
      end
    end
  end
end