Update README doc to include missing test cases

[Stuart Henderson]

On 2019/06/26 14:33, Sharma, Jitendra wrote:
> Hi Folks/Maintainers,
> 
> Could Pull request mentioned below in email be reviewed.
> I am not sure, if asking for PR review is ok in this mailing list or there is another way for asking review of the patches. So, if I am missing some steps in getting patches reviewed, then please correct me.

That was only 2 days ago, you are expecting a lot from a volunteer project
to be prodding people so soon...