package serverdiscovery import ( "context" "testing" "time" mock "github.com/stretchr/testify/mock" "github.com/stretchr/testify/require" "google.golang.org/grpc" "github.com/hashicorp/consul/agent/consul/autopilotevents" "github.com/hashicorp/consul/agent/consul/state" "github.com/hashicorp/consul/agent/consul/stream" "github.com/hashicorp/consul/agent/grpc-external/testutils" "github.com/hashicorp/consul/proto-public/pbserverdiscovery" ) type mockSnapshotHandler struct { mock.Mock } func newMockSnapshotHandler(t *testing.T) *mockSnapshotHandler { handler := &mockSnapshotHandler{} t.Cleanup(func() { handler.AssertExpectations(t) }) return handler } func (m *mockSnapshotHandler) handle(req stream.SubscribeRequest, buf stream.SnapshotAppender) (uint64, error) { ret := m.Called(req, buf) return ret.Get(0).(uint64), ret.Error(1) } func (m *mockSnapshotHandler) expect(token string, requestIndex uint64, eventIndex uint64, payload autopilotevents.EventPayloadReadyServers) { m.On("handle", stream.SubscribeRequest{ Topic: autopilotevents.EventTopicReadyServers, Subject: stream.SubjectNone, Token: token, Index: requestIndex, }, mock.Anything).Once().Run(func(args mock.Arguments) { buf := args.Get(1).(stream.SnapshotAppender) buf.Append([]stream.Event{ { Topic: autopilotevents.EventTopicReadyServers, Index: eventIndex, Payload: payload, }, }) }).Return(eventIndex, nil) } func newMockACLResolver(t *testing.T) *MockACLResolver { t.Helper() m := &MockACLResolver{} t.Cleanup(func() { m.AssertExpectations(t) }) return m } func setupPublisher(t *testing.T) (*mockSnapshotHandler, state.EventPublisher) { t.Helper() handler := newMockSnapshotHandler(t) publisher := stream.NewEventPublisher(10 * time.Second) publisher.RegisterHandler(autopilotevents.EventTopicReadyServers, handler.handle, false) ctx, cancel := context.WithCancel(context.Background()) t.Cleanup(cancel) go publisher.Run(ctx) return handler, publisher } func testClient(t *testing.T, server *Server) pbserverdiscovery.ServerDiscoveryServiceClient { t.Helper() addr := testutils.RunTestServer(t, server) conn, err := grpc.DialContext(context.Background(), addr.String(), grpc.WithInsecure()) require.NoError(t, err) t.Cleanup(func() { require.NoError(t, conn.Close()) }) return pbserverdiscovery.NewServerDiscoveryServiceClient(conn) }