[PATCH 4/4] Add test cases to support MCS change during Retx

Aravind Sirsikar Arvind.Sirsikar at radisys.com
Wed Apr 13 12:08:46 UTC 2016

> On 12 Apr 2016, at 8.03, Holger Freyther <holger at freyther.de> wrote:

> Add test cases to verify the MCS change functionality.
> During MCS upgradation such as MCS6->MCS9, 2 blocks which were sent 
> separately as MCS6, will be clubbed into one MCS9 block during 
> retransmission. Same holds good for
> MCS5->MCS7 transistion. During MCS reduction such as
> MCS9->MCS6,2 blocks which were sent together will be
> sent separately during the retransmission case. Same is verified 
> through the generated log file. Currently
> MCS8->MCS6 transition is not supported. The retransmission
> MCS is being calculated from Table of TS 44.060.

>> We do testing in two ways:

>> 1.) Use OSMO_ASSERT to assert a certain side-effect/result
>> 2.) Capture the output to catch accidental changes

>> In your case only 2nd is done. It is good as it establishes a baseline but it is not sufficient as no actual side-effect/result is being asserted. E.g. as a reviewer it is very hard/time consuming to go through the debug log to >>actually find the re-transmission. So please add more strong post conditions to the test.

Ok. I will modify the patch with relevant assert conditions and send it.

kind regards
	Aravind Sirsikar

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