ISpanService spanService = mock(ISpanService.class); IInvocationDataAccessService invocationService = mock(IInvocationDataAccessService.class); span01 = createServerSpan(null); span02 = createServerSpan(span01); span03 = createClientSpan(span02); span04 = createServerSpan(span03); span05 = createServerSpan(span01); invoc01 = createSequence(span01); _invoc02 = createSequence(span02); invoc03 = createSequence(span02); _invoc04 = createSequence(span03); invoc01.getNestedSequences().add(_invoc02); invoc03.getNestedSequences().add(_invoc04);