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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Kubernetes::Kubeconfig::Template do
let(:template) { described_class.new }
describe '#valid?' do
subject { template.valid? }
it { is_expected.to be_falsey }
context 'with configuration added' do
before do
template.add_context(name: 'name', cluster: 'cluster', user: 'user')
end
it { is_expected.to be_truthy }
end
end
describe '#to_h' do
subject { described_class.new.to_h }
it do
is_expected.to eq(
apiVersion: 'v1',
kind: 'Config',
clusters: [],
users: [],
contexts: []
)
end
end
describe '#to_yaml' do
subject { template.to_yaml }
it { is_expected.to eq(YAML.dump(template.to_h.deep_stringify_keys)) }
end
describe '#merge_yaml' do
it 'appends to the configuration and overwrites the current context' do
template.add_cluster(name: 'hello-cluster', url: 'hello-url')
template.add_context(name: 'hello-context', cluster: 'hello-cluster', user: 'hello-user')
template.add_user(name: 'hello-user', token: 'hello-token')
ca_pem = Base64.strict_encode64('a certificate')
template.merge_yaml(<<~YAML)
apiVersion: v1
kind: Config
clusters:
- name: 'gitlab-deploy'
cluster:
server: url
certificate-authority-data: #{ca_pem.inspect}
contexts:
- name: gitlab-deploy
context:
cluster: gitlab-deploy
namespace: namespace
user: gitlab-deploy
current-context: gitlab-deploy
users:
- name: 'gitlab-deploy'
user: { token: token }
YAML
expect(template.to_h).to eq({
apiVersion: 'v1',
kind: 'Config',
clusters: [
{ name: 'hello-cluster', cluster: { server: 'hello-url' } },
{ name: 'gitlab-deploy', cluster: { server: 'url', 'certificate-authority-data': ca_pem } }
],
contexts: [
{ name: 'hello-context', context: { cluster: 'hello-cluster', user: 'hello-user' } },
{ name: 'gitlab-deploy', context: { cluster: 'gitlab-deploy', namespace: 'namespace', user: 'gitlab-deploy' } }
],
users: [
{ name: 'hello-user', user: { token: 'hello-token' } },
{ name: 'gitlab-deploy', user: { token: 'token' } }
],
'current-context': 'gitlab-deploy'
})
end
end
describe 'adding entries' do
let(:entry) { instance_double(entry_class, to_h: attributes) }
let(:attributes) do
{ name: 'name', other: 'other' }
end
subject { template.to_h }
before do
expect(entry_class).to receive(:new).with(attributes).and_return(entry)
end
describe '#add_cluster' do
let(:entry_class) { Gitlab::Kubernetes::Kubeconfig::Entry::Cluster }
before do
template.add_cluster(**attributes)
end
it { is_expected.to include(clusters: [attributes]) }
end
describe '#add_user' do
let(:entry_class) { Gitlab::Kubernetes::Kubeconfig::Entry::User }
before do
template.add_user(**attributes)
end
it { is_expected.to include(users: [attributes]) }
end
describe '#add_context' do
let(:entry_class) { Gitlab::Kubernetes::Kubeconfig::Entry::Context }
before do
template.add_context(**attributes)
end
it { is_expected.to include(contexts: [attributes]) }
end
end
end
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