gitlab-org--gitlab-foss/spec/services/clusters/applications/schedule_installation_servi...

58 lines
1.8 KiB
Ruby

require 'spec_helper'
describe Clusters::Applications::ScheduleInstallationService do
def count_scheduled
application_class&.with_status(:scheduled)&.count || 0
end
shared_examples 'a failing service' do
it 'raise an exception' do
expect(ClusterInstallAppWorker).not_to receive(:perform_async)
count_before = count_scheduled
expect { service.execute }.to raise_error(StandardError)
expect(count_scheduled).to eq(count_before)
end
end
describe '#execute' do
let(:application_class) { Clusters::Applications::Helm }
let(:cluster) { create(:cluster, :project, :provided_by_gcp) }
let(:project) { cluster.project }
let(:service) { described_class.new(project, nil, cluster: cluster, application_class: application_class) }
it 'creates a new application' do
allow(ClusterInstallAppWorker).to receive(:perform_async)
expect { service.execute }.to change { application_class.count }.by(1)
end
it 'make the application scheduled' do
expect(ClusterInstallAppWorker).to receive(:perform_async).with(application_class.application_name, kind_of(Numeric)).once
expect { service.execute }.to change { application_class.with_status(:scheduled).count }.by(1)
end
context 'when installation is already in progress' do
let(:application) { create(:clusters_applications_helm, :installing) }
let(:cluster) { application.cluster }
it_behaves_like 'a failing service'
end
context 'when application_class is nil' do
let(:application_class) { nil }
it_behaves_like 'a failing service'
end
context 'when application cannot be persisted' do
before do
expect_any_instance_of(application_class).to receive(:make_scheduled!).once.and_raise(ActiveRecord::RecordInvalid)
end
it_behaves_like 'a failing service'
end
end
end