111 lines
5.5 KiB
Ruby
111 lines
5.5 KiB
Ruby
# frozen_string_literal: true
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require_relative '../../../../tooling/lib/tooling/kubernetes_client'
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RSpec.describe Tooling::KubernetesClient do
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let(:namespace) { 'review-apps' }
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let(:release_name) { 'my-release' }
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let(:pod_for_release) { "pod-my-release-abcd" }
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let(:raw_resource_names_str) { "NAME\nfoo\n#{pod_for_release}\nbar" }
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let(:raw_resource_names) { raw_resource_names_str.lines.map(&:strip) }
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subject { described_class.new(namespace: namespace) }
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describe 'RESOURCE_LIST' do
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it 'returns the correct list of resources separated by commas' do
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expect(described_class::RESOURCE_LIST).to eq('ingress,svc,pdb,hpa,deploy,statefulset,job,pod,secret,configmap,pvc,secret,clusterrole,clusterrolebinding,role,rolebinding,sa,crd')
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end
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end
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describe '#cleanup' do
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before do
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allow(subject).to receive(:raw_resource_names).and_return(raw_resource_names)
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end
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it 'raises an error if the Kubernetes command fails' do
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expect(Gitlab::Popen).to receive(:popen_with_detail)
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.with(["kubectl delete #{described_class::RESOURCE_LIST} " +
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%(--namespace "#{namespace}" --now --ignore-not-found --include-uninitialized --wait=true -l release="#{release_name}")])
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.and_return(Gitlab::Popen::Result.new([], '', '', double(success?: false)))
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expect { subject.cleanup(release_name: release_name) }.to raise_error(described_class::CommandFailedError)
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end
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it 'calls kubectl with the correct arguments' do
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expect(Gitlab::Popen).to receive(:popen_with_detail)
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.with(["kubectl delete #{described_class::RESOURCE_LIST} " +
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%(--namespace "#{namespace}" --now --ignore-not-found --include-uninitialized --wait=true -l release="#{release_name}")])
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.and_return(Gitlab::Popen::Result.new([], '', '', double(success?: true)))
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expect(Gitlab::Popen).to receive(:popen_with_detail)
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.with([%(kubectl delete --namespace "#{namespace}" --ignore-not-found #{pod_for_release})])
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.and_return(Gitlab::Popen::Result.new([], '', '', double(success?: true)))
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# We're not verifying the output here, just silencing it
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expect { subject.cleanup(release_name: release_name) }.to output.to_stdout
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end
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context 'with multiple releases' do
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let(:release_name) { %w[my-release my-release-2] }
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it 'raises an error if the Kubernetes command fails' do
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expect(Gitlab::Popen).to receive(:popen_with_detail)
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.with(["kubectl delete #{described_class::RESOURCE_LIST} " +
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%(--namespace "#{namespace}" --now --ignore-not-found --include-uninitialized --wait=true -l 'release in (#{release_name.join(', ')})')])
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.and_return(Gitlab::Popen::Result.new([], '', '', double(success?: false)))
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expect { subject.cleanup(release_name: release_name) }.to raise_error(described_class::CommandFailedError)
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end
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it 'calls kubectl with the correct arguments' do
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expect(Gitlab::Popen).to receive(:popen_with_detail)
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.with(["kubectl delete #{described_class::RESOURCE_LIST} " +
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%(--namespace "#{namespace}" --now --ignore-not-found --include-uninitialized --wait=true -l 'release in (#{release_name.join(', ')})')])
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.and_return(Gitlab::Popen::Result.new([], '', '', double(success?: true)))
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expect(Gitlab::Popen).to receive(:popen_with_detail)
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.with([%(kubectl delete --namespace "#{namespace}" --ignore-not-found #{pod_for_release})])
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.and_return(Gitlab::Popen::Result.new([], '', '', double(success?: true)))
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# We're not verifying the output here, just silencing it
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expect { subject.cleanup(release_name: release_name) }.to output.to_stdout
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end
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end
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context 'with `wait: false`' do
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it 'raises an error if the Kubernetes command fails' do
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expect(Gitlab::Popen).to receive(:popen_with_detail)
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.with(["kubectl delete #{described_class::RESOURCE_LIST} " +
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%(--namespace "#{namespace}" --now --ignore-not-found --include-uninitialized --wait=false -l release="#{release_name}")])
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.and_return(Gitlab::Popen::Result.new([], '', '', double(success?: false)))
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expect { subject.cleanup(release_name: release_name, wait: false) }.to raise_error(described_class::CommandFailedError)
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end
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it 'calls kubectl with the correct arguments' do
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expect(Gitlab::Popen).to receive(:popen_with_detail)
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.with(["kubectl delete #{described_class::RESOURCE_LIST} " +
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%(--namespace "#{namespace}" --now --ignore-not-found --include-uninitialized --wait=false -l release="#{release_name}")])
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.and_return(Gitlab::Popen::Result.new([], '', '', double(success?: true)))
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expect(Gitlab::Popen).to receive(:popen_with_detail)
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.with([%(kubectl delete --namespace "#{namespace}" --ignore-not-found #{pod_for_release})])
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.and_return(Gitlab::Popen::Result.new([], '', '', double(success?: true)))
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# We're not verifying the output here, just silencing it
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expect { subject.cleanup(release_name: release_name, wait: false) }.to output.to_stdout
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end
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end
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end
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describe '#raw_resource_names' do
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it 'calls kubectl to retrieve the resource names' do
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expect(Gitlab::Popen).to receive(:popen_with_detail)
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.with(["kubectl get #{described_class::RESOURCE_LIST} " +
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%(--namespace "#{namespace}" -o name)])
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.and_return(Gitlab::Popen::Result.new([], raw_resource_names_str, '', double(success?: true)))
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expect(subject.__send__(:raw_resource_names)).to eq(raw_resource_names)
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end
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end
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end
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