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require 'spec_helper'
describe KubernetesService, models: true do
let(:project) { create(:empty_project) }
describe "Associations" do
it { is_expected.to belong_to :project }
end
describe 'Validations' do
context 'when service is active' do
before { subject.active = true }
it { is_expected.to validate_presence_of(:namespace) }
it { is_expected.to validate_presence_of(:api_url) }
it { is_expected.to validate_presence_of(:token) }
context 'namespace format' do
before do
subject.project = project
subject.api_url = "http://example.com"
subject.token = "test"
end
{
'foo' => true,
'1foo' => true,
'foo1' => true,
'foo-bar' => true,
'-foo' => false,
'foo-' => false,
'a' * 63 => true,
'a' * 64 => false,
'a.b' => false,
'a*b' => false,
}.each do |namespace, validity|
it "should validate #{namespace} as #{validity ? 'valid' : 'invalid'}" do
subject.namespace = namespace
expect(subject.valid?).to eq(validity)
end
end
end
end
context 'when service is inactive' do
before { subject.active = false }
it { is_expected.not_to validate_presence_of(:namespace) }
it { is_expected.not_to validate_presence_of(:api_url) }
it { is_expected.not_to validate_presence_of(:token) }
end
end
describe '#initialize_properties' do
context 'with a project' do
it 'defaults to the project name' do
expect(described_class.new(project: project).namespace).to eq(project.name)
end
end
context 'without a project' do
it 'leaves the namespace unset' do
expect(described_class.new.namespace).to be_nil
end
end
end
describe '#test' do
let(:project) { create(:kubernetes_project) }
let(:service) { project.kubernetes_service }
let(:discovery_url) { service.api_url + '/api/v1' }
# JSON response body from Kubernetes GET /api/v1 request
let(:discovery_response) { { "kind" => "APIResourceList", "groupVersion" => "v1", "resources" => [] }.to_json }
context 'with path prefix in api_url' do
let(:discovery_url) { 'https://kubernetes.example.com/prefix/api/v1' }
before do
service.api_url = 'https://kubernetes.example.com/prefix/'
end
it 'tests with the prefix' do
WebMock.stub_request(:get, discovery_url).to_return(body: discovery_response)
expect(service.test[:success]).to be_truthy
expect(WebMock).to have_requested(:get, discovery_url).once
end
end
context 'with custom CA certificate' do
let(:certificate) { "CA PEM DATA" }
before do
service.update_attributes!(ca_pem: certificate)
end
it 'is added to the certificate store' do
cert = double("certificate")
expect(OpenSSL::X509::Certificate).to receive(:new).with(certificate).and_return(cert)
expect_any_instance_of(OpenSSL::X509::Store).to receive(:add_cert).with(cert)
WebMock.stub_request(:get, discovery_url).to_return(body: discovery_response)
expect(service.test[:success]).to be_truthy
expect(WebMock).to have_requested(:get, discovery_url).once
end
end
context 'success' do
it 'reads the discovery endpoint' do
WebMock.stub_request(:get, discovery_url).to_return(body: discovery_response)
expect(service.test[:success]).to be_truthy
expect(WebMock).to have_requested(:get, discovery_url).once
end
end
context 'failure' do
it 'fails to read the discovery endpoint' do
WebMock.stub_request(:get, discovery_url).to_return(status: 404)
expect(service.test[:success]).to be_falsy
expect(WebMock).to have_requested(:get, discovery_url).once
end
end
end
describe '#predefined_variables' do
before do
subject.api_url = 'https://kube.domain.com'
subject.token = 'token'
subject.namespace = 'my-project'
subject.ca_pem = 'CA PEM DATA'
end
it 'sets KUBE_URL' do
expect(subject.predefined_variables).to include(
{ key: 'KUBE_URL', value: 'https://kube.domain.com', public: true }
)
end
it 'sets KUBE_TOKEN' do
expect(subject.predefined_variables).to include(
{ key: 'KUBE_TOKEN', value: 'token', public: false }
)
end
it 'sets KUBE_NAMESPACE' do
expect(subject.predefined_variables).to include(
{ key: 'KUBE_NAMESPACE', value: 'my-project', public: true }
)
end
it 'sets KUBE_CA_PEM' do
expect(subject.predefined_variables).to include(
{ key: 'KUBE_CA_PEM', value: 'CA PEM DATA', public: true }
)
end
end
end
|
