Method TestClientStreaming_ServerHandlerSendMsgAfterSendMsg

test/end2end_test.go:4200–4229

Tests that a client receives a cardinality violation error for client-streaming RPCs if the server calls SendMsg() multiple times.

(t *testing.T)

// Tests that a client receives a cardinality violation error for client-streaming
// RPCs if the server calls SendMsg() multiple times.
func (s) TestClientStreaming_ServerHandlerSendMsgAfterSendMsg(t *testing.T) {
	ss := stubserver.StubServer{
		StreamingInputCallF: func(stream testgrpc.TestService_StreamingInputCallServer) error {
			if err := stream.SendMsg(&testpb.StreamingInputCallResponse{}); err != nil {
				t.Errorf("stream.SendMsg(_) = %v, want <nil>", err)
			}
			if err := stream.SendMsg(&testpb.StreamingInputCallResponse{}); err != nil {
				t.Errorf("stream.SendMsg(_) = %v, want <nil>", err)
			}
			return nil
		},
	}
	if err := ss.Start(nil); err != nil {
		t.Fatal("Error starting server:", err)
	}
	defer ss.Stop()

	ctx, cancel := context.WithTimeout(context.Background(), defaultTestTimeout)
	defer cancel()
	stream, err := ss.Client.StreamingInputCall(ctx)
	if err != nil {
		t.Fatalf(".StreamingInputCall(_) = _, %v, want <nil>", err)
	}
	if err := stream.Send(&testpb.StreamingInputCallRequest{}); err != nil {
		t.Fatalf("stream.Send(_) = %v, want <nil>", err)
	}
	if _, err := stream.CloseAndRecv(); status.Code(err) != codes.Internal {
		t.Fatalf("stream.CloseAndRecv() = %v, want error with status code %s", err, codes.Internal)
	}
}

func (s) TestExceedMaxStreamsLimit(t *testing.T) {
	for _, e := range listTestEnv() {