98 lines
3.7 KiB
Ruby
98 lines
3.7 KiB
Ruby
require 'workers/stack_bootstrap_worker'
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require 'lib/executors/stack_executor'
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RSpec.describe StackBootstrapWorker, type: :worker, stubbed_connector: true, init_messages: true do
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let(:stack_attrs) { attributes_for(:stack_ec2).stringify_keys }
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let(:perform_with_bootstrap) { worker.perform('stack_attributes' => stack_attrs) }
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let(:perform_without_bootstrap) { worker.perform('stack_attributes' => stack_attrs.merge('without_bootstrap' => true)) }
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let(:worker) { described_class.new }
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let(:executor) {
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instance_double(Devops::Executor::StackExecutor,
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wait_till_stack_is_created: true,
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create_stack: Devops::Model::StackEc2.new(stack_attrs),
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persist_stack_servers: nil,
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delete_stack: nil
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)
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}
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def bootstrap_result(reason)
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Devops::Executor::StackExecutor::ServersBootstrapper::Result.from_reason(reason)
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end
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before do
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allow(worker).to receive(:update_report)
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allow(worker).to receive(:executor) { executor }
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allow(worker).to receive(:persist_stack_servers) { {1 => build_list(:server, 2)} }
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allow(worker).to receive(:bootstrap_servers_by_priority) { bootstrap_result(:ok) }
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end
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it 'requires "stack_attributes" in options' do
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expect{ worker.perform({}) }.to raise_error KeyError
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end
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it 'updates report about operation' do
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expect(worker).to receive(:update_report)
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perform_without_bootstrap
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end
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it 'updates report about operation, creates stack and persists stack servers' do
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expect(worker).to receive(:update_report).ordered
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expect(executor).to receive(:create_stack).ordered
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expect(worker).to receive(:persist_stack_servers).ordered
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perform_without_bootstrap
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end
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it "waits for stack creation to be completed" do
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expect(executor).to receive(:wait_till_stack_is_created)
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perform_with_bootstrap
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end
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it "returns 1 if waiting wasn't successful" do
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allow(executor).to receive(:wait_till_stack_is_created) { false }
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expect(perform_with_bootstrap).to eq 1
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end
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context 'if without_bootstrap is true' do
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it "doesn't bootstrap servers" do
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expect(worker).not_to receive(:bootstrap_servers_by_priority)
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perform_without_bootstrap
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end
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it 'returns 0' do
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expect(perform_without_bootstrap).to eq 0
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end
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end
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context 'if without_bootstrap is false or not set' do
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it 'returns 0 when bootstraping servers was successful' do
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expect(perform_with_bootstrap).to eq 0
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end
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it 'rollbacks stack and returns 2 when a known error occured during servers bootstrap' do
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allow(worker).to receive(:bootstrap_servers_by_priority) { bootstrap_result(:bootstrap_error) }
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expect(executor).to receive(:delete_stack)
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perform_with_bootstrap
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expect(perform_with_bootstrap).to eq 2
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end
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it "doesn't rollback stack and returns 3 when a known error occured during servers deploy" do
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allow(worker).to receive(:bootstrap_servers_by_priority) { bootstrap_result(:deploy_error) }
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expect(worker).not_to receive(:rollback_stack!)
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expect(perform_with_bootstrap).to eq 3
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end
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it "doesn't rollback stack and returns 3 when a servers bootstrap & deploy haven't been finished due to timeout" do
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allow(worker).to receive(:bootstrap_servers_by_priority) { bootstrap_result(:timeout_reached) }
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expect(worker).not_to receive(:rollback_stack!)
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expect(perform_with_bootstrap).to eq 4
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end
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it 'rollbacks stack and reraises that error when an unknown error occured during servers bootsrap and deploy' do
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error = StandardError.new
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allow(worker).to receive(:bootstrap_servers_by_priority) { raise error }
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expect(worker).to receive(:rollback_stack!)
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expect{perform_with_bootstrap}.to raise_error(error)
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end
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end
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end |