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|
# frozen_string_literal: true
require 'spec_helper'
describe Clusters::KnativeServicesFinder do
include KubernetesHelpers
include ReactiveCachingHelpers
let(:cluster) { create(:cluster, :project, :provided_by_gcp) }
let(:service) { environment.deployment_platform }
let(:project) { cluster.cluster_project.project }
let(:environment) { create(:environment, project: project) }
let!(:deployment) { create(:deployment, :success, environment: environment, cluster: cluster) }
let(:namespace) do
create(:cluster_kubernetes_namespace,
cluster: cluster,
project: project,
environment: environment)
end
let(:finder) { described_class.new(cluster, environment) }
before do
stub_kubeclient_knative_services(namespace: namespace.namespace)
stub_kubeclient_service_pods(
kube_response(
kube_knative_pods_body(
project.name, namespace.namespace
)
),
namespace: namespace.namespace
)
end
shared_examples 'a cached data' do
it 'has an unintialized cache' do
is_expected.to be_blank
end
context 'when using synchronous reactive cache' do
before do
synchronous_reactive_cache(finder)
end
context 'when there are functions for cluster namespace' do
it { is_expected.not_to be_blank }
end
context 'when there are no functions for cluster namespace' do
before do
stub_kubeclient_knative_services(
namespace: namespace.namespace,
response: kube_response({ "kind" => "ServiceList", "items" => [] })
)
stub_kubeclient_service_pods(
kube_response({ "kind" => "PodList", "items" => [] }),
namespace: namespace.namespace
)
end
it { is_expected.to be_blank }
end
end
end
describe '#service_pod_details' do
subject { finder.service_pod_details(project.name) }
it_behaves_like 'a cached data'
end
describe '#services' do
subject { finder.services }
it_behaves_like 'a cached data'
end
describe '#knative_detected' do
subject { finder.knative_detected }
before do
synchronous_reactive_cache(finder)
end
context 'when knative is installed' do
before do
stub_kubeclient_discover(service.api_url)
end
it { is_expected.to be_truthy }
it "discovers knative installation" do
expect { subject }
.to change { finder.cluster.kubeclient.knative_client.discovered }
.from(false)
.to(true)
end
end
context 'when knative is not installed' do
before do
stub_kubeclient_discover_knative_not_found(service.api_url)
end
it { is_expected.to be_falsy }
it "does not discover knative installation" do
expect { subject }.not_to change { cluster.kubeclient.knative_client.discovered }
end
end
end
end
|
