82 lines
2.5 KiB
Ruby
82 lines
2.5 KiB
Ruby
require 'spec_helper'
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describe Gitlab::Kubernetes::Helm::Api do
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let(:client) { double('kubernetes client') }
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let(:helm) { described_class.new(client) }
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let(:gitlab_namespace) { Gitlab::Kubernetes::Helm::NAMESPACE }
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let(:namespace) { Gitlab::Kubernetes::Namespace.new(gitlab_namespace, client) }
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let(:application) { create(:clusters_applications_prometheus) }
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let(:command) { application.install_command }
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subject { helm }
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before do
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allow(Gitlab::Kubernetes::Namespace).to receive(:new).with(gitlab_namespace, client).and_return(namespace)
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allow(client).to receive(:create_config_map)
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end
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describe '#initialize' do
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it 'creates a namespace object' do
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expect(Gitlab::Kubernetes::Namespace).to receive(:new).with(gitlab_namespace, client)
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subject
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end
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end
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describe '#install' do
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before do
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allow(client).to receive(:create_pod).and_return(nil)
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allow(client).to receive(:create_config_map).and_return(nil)
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allow(namespace).to receive(:ensure_exists!).once
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end
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it 'ensures the namespace exists before creating the POD' do
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expect(namespace).to receive(:ensure_exists!).once.ordered
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expect(client).to receive(:create_pod).once.ordered
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subject.install(command)
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end
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context 'with a ConfigMap' do
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let(:resource) { Gitlab::Kubernetes::ConfigMap.new(application.name, application.values).generate }
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it 'creates a ConfigMap on kubeclient' do
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expect(client).to receive(:create_config_map).with(resource).once
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subject.install(command)
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end
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end
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end
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describe '#status' do
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let(:phase) { Gitlab::Kubernetes::Pod::RUNNING }
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let(:pod) { Kubeclient::Resource.new(status: { phase: phase }) } # partial representation
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it 'fetches POD phase from kubernetes cluster' do
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expect(client).to receive(:get_pod).with(command.pod_name, gitlab_namespace).once.and_return(pod)
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expect(subject.status(command.pod_name)).to eq(phase)
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end
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end
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describe '#log' do
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let(:log) { 'some output' }
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let(:response) { RestClient::Response.new(log) }
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it 'fetches POD phase from kubernetes cluster' do
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expect(client).to receive(:get_pod_log).with(command.pod_name, gitlab_namespace).once.and_return(response)
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expect(subject.log(command.pod_name)).to eq(log)
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end
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end
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describe '#delete_pod!' do
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it 'deletes the POD from kubernetes cluster' do
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expect(client).to receive(:delete_pod).with(command.pod_name, gitlab_namespace).once
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subject.delete_pod!(command.pod_name)
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end
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end
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end
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