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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Ci::Build::Prerequisite::KubernetesNamespace do
describe '#unmet?' do
let(:build) { create(:ci_build) }
subject { described_class.new(build).unmet? }
context 'build has no deployment' do
before do
expect(build.deployment).to be_nil
end
it { is_expected.to be_falsey }
end
context 'build has a deployment' do
let!(:deployment) { create(:deployment, deployable: build, cluster: cluster) }
context 'and a cluster to deploy to' do
let(:cluster) { create(:cluster, :group) }
it { is_expected.to be_truthy }
context 'and the cluster is not managed' do
let(:cluster) { create(:cluster, :not_managed, projects: [build.project]) }
it { is_expected.to be_falsey }
end
context 'and a namespace is already created for this project' do
let(:kubernetes_namespace) { instance_double(Clusters::KubernetesNamespace, service_account_token: 'token') }
before do
allow(Clusters::KubernetesNamespaceFinder).to receive(:new)
.and_return(double(execute: kubernetes_namespace))
end
it { is_expected.to be_falsey }
context 'and the service_account_token is blank' do
let(:kubernetes_namespace) { instance_double(Clusters::KubernetesNamespace, service_account_token: nil) }
it { is_expected.to be_truthy }
end
end
end
context 'and no cluster to deploy to' do
let(:cluster) { nil }
it { is_expected.to be_falsey }
end
end
end
describe '#complete!' do
let(:build) { create(:ci_build) }
let(:prerequisite) { described_class.new(build) }
subject { prerequisite.complete! }
context 'completion is required' do
let(:cluster) { create(:cluster, :group) }
let(:deployment) { create(:deployment, cluster: cluster) }
let(:service) { double(execute: true) }
let(:kubernetes_namespace) { double }
before do
allow(prerequisite).to receive(:unmet?).and_return(true)
allow(build).to receive(:deployment).and_return(deployment)
end
context 'kubernetes namespace does not exist' do
let(:namespace_builder) { double(execute: kubernetes_namespace)}
before do
allow(Clusters::KubernetesNamespaceFinder).to receive(:new)
.and_return(double(execute: nil))
end
it 'creates a namespace using a new record' do
expect(Clusters::BuildKubernetesNamespaceService)
.to receive(:new)
.with(cluster, environment: deployment.environment)
.and_return(namespace_builder)
expect(Clusters::Kubernetes::CreateOrUpdateNamespaceService)
.to receive(:new)
.with(cluster: cluster, kubernetes_namespace: kubernetes_namespace)
.and_return(service)
expect(service).to receive(:execute).once
subject
end
context 'the build has a namespace configured via CI template' do
let(:kubernetes_namespace) { double(namespace: existing_namespace) }
before do
allow(build).to receive(:expanded_kubernetes_namespace)
.and_return(requested_namespace)
end
context 'the requested namespace matches the default' do
let(:requested_namespace) { 'production' }
let(:existing_namespace) { requested_namespace }
it 'creates a namespace' do
expect(Clusters::BuildKubernetesNamespaceService)
.to receive(:new)
.with(cluster, environment: deployment.environment)
.and_return(namespace_builder)
expect(Clusters::Kubernetes::CreateOrUpdateNamespaceService)
.to receive(:new)
.with(cluster: cluster, kubernetes_namespace: kubernetes_namespace)
.and_return(service)
expect(service).to receive(:execute).once
subject
end
end
context 'the requested namespace differs from the default' do
let(:requested_namespace) { 'production' }
let(:existing_namespace) { 'other-namespace' }
it 'does not create a namespace' do
expect(Clusters::Kubernetes::CreateOrUpdateNamespaceService).not_to receive(:new)
subject
end
end
end
end
context 'kubernetes namespace exists (but has no service_account_token)' do
before do
allow(Clusters::KubernetesNamespaceFinder).to receive(:new)
.and_return(double(execute: kubernetes_namespace))
end
it 'creates a namespace using the tokenless record' do
expect(Clusters::BuildKubernetesNamespaceService).not_to receive(:new)
expect(Clusters::Kubernetes::CreateOrUpdateNamespaceService)
.to receive(:new)
.with(cluster: cluster, kubernetes_namespace: kubernetes_namespace)
.and_return(service)
subject
end
end
end
context 'completion is not required' do
before do
allow(prerequisite).to receive(:unmet?).and_return(false)
end
it 'does not create a namespace' do
expect(Clusters::Kubernetes::CreateOrUpdateNamespaceService).not_to receive(:new)
subject
end
end
end
end
|
