debian-mirror-gitlab/spec/models/clusters/applications/knative_spec.rb
2019-03-02 22:35:43 +05:30

212 lines
6.7 KiB
Ruby

require 'rails_helper'
describe Clusters::Applications::Knative do
include KubernetesHelpers
include ReactiveCachingHelpers
let(:knative) { create(:clusters_applications_knative) }
include_examples 'cluster application core specs', :clusters_applications_knative
include_examples 'cluster application status specs', :clusters_applications_knative
include_examples 'cluster application helm specs', :clusters_applications_knative
include_examples 'cluster application version specs', :clusters_applications_knative
include_examples 'cluster application initial status specs'
before do
allow(ClusterWaitForIngressIpAddressWorker).to receive(:perform_in)
allow(ClusterWaitForIngressIpAddressWorker).to receive(:perform_async)
end
describe 'when rbac is not enabled' do
let(:cluster) { create(:cluster, :provided_by_gcp, :rbac_disabled) }
let(:knative_no_rbac) { create(:clusters_applications_knative, cluster: cluster) }
it { expect(knative_no_rbac).to be_not_installable }
end
describe '.installed' do
subject { described_class.installed }
let!(:cluster) { create(:clusters_applications_knative, :installed) }
before do
create(:clusters_applications_knative, :errored)
end
it { is_expected.to contain_exactly(cluster) }
end
describe '#make_installed' do
subject { described_class.installed }
let!(:cluster) { create(:clusters_applications_knative, :installed) }
before do
create(:clusters_applications_knative, :errored)
end
it { is_expected.to contain_exactly(cluster) }
end
describe 'make_installed with external_ip' do
before do
application.make_installed!
end
let(:application) { create(:clusters_applications_knative, :installing) }
it 'schedules a ClusterWaitForIngressIpAddressWorker' do
expect(ClusterWaitForIngressIpAddressWorker).to have_received(:perform_in)
.with(Clusters::Applications::Knative::FETCH_IP_ADDRESS_DELAY, 'knative', application.id)
end
end
describe '#schedule_status_update with external_ip' do
let(:application) { create(:clusters_applications_knative, :installed) }
before do
application.schedule_status_update
end
it 'schedules a ClusterWaitForIngressIpAddressWorker' do
expect(ClusterWaitForIngressIpAddressWorker).to have_received(:perform_async)
.with('knative', application.id)
end
context 'when the application is not installed' do
let(:application) { create(:clusters_applications_knative, :installing) }
it 'does not schedule a ClusterWaitForIngressIpAddressWorker' do
expect(ClusterWaitForIngressIpAddressWorker).not_to have_received(:perform_async)
end
end
context 'when there is already an external_ip' do
let(:application) { create(:clusters_applications_knative, :installed, external_ip: '111.222.222.111') }
it 'does not schedule a ClusterWaitForIngressIpAddressWorker' do
expect(ClusterWaitForIngressIpAddressWorker).not_to have_received(:perform_in)
end
end
end
describe '#install_command' do
subject { knative.install_command }
it 'should be an instance of Helm::InstallCommand' do
expect(subject).to be_an_instance_of(Gitlab::Kubernetes::Helm::InstallCommand)
end
it 'should be initialized with knative arguments' do
expect(subject.name).to eq('knative')
expect(subject.chart).to eq('knative/knative')
expect(subject.version).to eq('0.2.2')
expect(subject.files).to eq(knative.files)
end
it 'should not install metrics for prometheus' do
expect(subject.postinstall).to be_nil
end
context 'with prometheus installed' do
let(:prometheus) { create(:clusters_applications_prometheus, :installed) }
let(:knative) { create(:clusters_applications_knative, cluster: prometheus.cluster) }
subject { knative.install_command }
it 'should install metrics' do
expect(subject.postinstall).not_to be_nil
expect(subject.postinstall.length).to be(1)
expect(subject.postinstall[0]).to eql("kubectl apply -f #{Clusters::Applications::Knative::METRICS_CONFIG}")
end
end
end
describe '#files' do
let(:application) { knative }
let(:values) { subject[:'values.yaml'] }
subject { application.files }
it 'should include knative specific keys in the values.yaml file' do
expect(values).to include('domain')
end
end
describe 'validations' do
it { is_expected.to validate_presence_of(:hostname) }
end
describe '#service_pod_details' do
let(:cluster) { create(:cluster, :project, :provided_by_gcp) }
let(:service) { cluster.platform_kubernetes }
let(:knative) { create(:clusters_applications_knative, cluster: cluster) }
let(:namespace) do
create(:cluster_kubernetes_namespace,
cluster: cluster,
cluster_project: cluster.cluster_project,
project: cluster.cluster_project.project)
end
before do
stub_kubeclient_discover(service.api_url)
stub_kubeclient_knative_services
stub_kubeclient_service_pods
stub_reactive_cache(knative,
{
services: kube_response(kube_knative_services_body),
pods: kube_response(kube_knative_pods_body(cluster.cluster_project.project.name, namespace.namespace))
})
synchronous_reactive_cache(knative)
end
it 'should be able k8s core for pod details' do
expect(knative.service_pod_details(namespace.namespace, cluster.cluster_project.project.name)).not_to be_nil
end
end
describe '#services' do
let(:cluster) { create(:cluster, :project, :provided_by_gcp) }
let(:service) { cluster.platform_kubernetes }
let(:knative) { create(:clusters_applications_knative, cluster: cluster) }
let(:namespace) do
create(:cluster_kubernetes_namespace,
cluster: cluster,
cluster_project: cluster.cluster_project,
project: cluster.cluster_project.project)
end
subject { knative.services }
before do
stub_kubeclient_discover(service.api_url)
stub_kubeclient_knative_services
stub_kubeclient_service_pods
end
it 'should have an unintialized cache' do
is_expected.to be_nil
end
context 'when using synchronous reactive cache' do
before do
stub_reactive_cache(knative,
{
services: kube_response(kube_knative_services_body),
pods: kube_response(kube_knative_pods_body(cluster.cluster_project.project.name, namespace.namespace))
})
synchronous_reactive_cache(knative)
end
it 'should have cached services' do
is_expected.not_to be_nil
end
it 'should match our namespace' do
expect(knative.services_for(ns: namespace)).not_to be_nil
end
end
end
end