require 'spec_helper' describe Clusters::CreateService do let(:access_token) { 'xxx' } let(:project) { create(:project) } let(:user) { create(:user) } subject { described_class.new(project, user, params).execute(access_token) } context 'when provider is gcp' do shared_context 'valid params' do let(:params) do { name: 'test-cluster', provider_type: :gcp, provider_gcp_attributes: { gcp_project_id: 'gcp-project', zone: 'us-central1-a', num_nodes: 1, machine_type: 'machine_type-a' } } end end shared_context 'invalid params' do let(:params) do { name: 'test-cluster', provider_type: :gcp, provider_gcp_attributes: { gcp_project_id: '!!!!!!!', zone: 'us-central1-a', num_nodes: 1, machine_type: 'machine_type-a' } } end end shared_examples 'create cluster' do it 'creates a cluster object and performs a worker' do expect(ClusterProvisionWorker).to receive(:perform_async) expect { subject } .to change { Clusters::Cluster.count }.by(1) .and change { Clusters::Providers::Gcp.count }.by(1) expect(subject.name).to eq('test-cluster') expect(subject.user).to eq(user) expect(subject.project).to eq(project) expect(subject.provider.gcp_project_id).to eq('gcp-project') expect(subject.provider.zone).to eq('us-central1-a') expect(subject.provider.num_nodes).to eq(1) expect(subject.provider.machine_type).to eq('machine_type-a') expect(subject.provider.access_token).to eq(access_token) expect(subject.platform).to be_nil end end shared_examples 'error' do it 'returns an error' do expect(ClusterProvisionWorker).not_to receive(:perform_async) expect { subject }.to change { Clusters::Cluster.count }.by(0) expect(subject.errors[:"provider_gcp.gcp_project_id"]).to be_present end end context 'when project has no clusters' do context 'when correct params' do include_context 'valid params' include_examples 'create cluster' end context 'when invalid params' do include_context 'invalid params' include_examples 'error' end end context 'when project has a cluster' do include_context 'valid params' let!(:cluster) { create(:cluster, :provided_by_gcp, :production_environment, projects: [project]) } it 'does not create a cluster' do expect(ClusterProvisionWorker).not_to receive(:perform_async) expect { subject }.to raise_error(ArgumentError).and change { Clusters::Cluster.count }.by(0) end end end end