[Ns-developers] Regression testing (Was: [Bug 370] ipv4-interface.h is installed)

[Raj Bhattacharjea]

On Tue, Mar 3, 2009 at 6:32 AM, Gustavo Carneiro <gjcarneiro at gmail.com> wrote:
>
>
> 2009/3/2 Raj Bhattacharjea <raj.b at gatech.edu>
>>
>> On Mon, Mar 2, 2009 at 12:29 PM, Gustavo Carneiro <gjcarneiro at gmail.com>
>> wrote:
>> >
>> > One thing is not clear, however.  If you have a patch to test, you have
>> > to
>> > commit it first, and only then can you test it, since the regression
>> > script
>> > takes a branch name, not a repository.  Doesn't it kind of defeat the
>> > purpose?  If a problem is detected in the patch, it will already be too
>> > late
>> > because it was already committed...
>> >
>> > I hope we are not supposed to create a new temporary branch for each
>> > patch
>> > we wish to test.  If so, you can expect me to never commit a patch again
>> > during a maintenance period.  No offense, but I simply don't have time
>> > or
>> > patience to jump through all these hoops in order to fix a bug.
>> >
>>
>> I see your concern; you've convinced me.  I am willing to wait for the
>> nightly test to run to see if someone broke the build on other
>> platforms.  Lets say it would be _nice_ if you could test on
>> ns-regression, but it isn't mandatory to bugfix.
>>
>> This practice however will be strictly enforced in the week or so
>> leading up to the release, as you suggest.
>
> Thanks.
>
> But I am noticing a new problem now.  I run the ns-3-run-tests.sh script
> with a -m option, to send email with the results, but the script still keeps
> running in the foreground.  Since the wiki page says it can take several
> hours to complete, I need to be able to logout, but if I hit Ctrl-C the
> regression testing is aborted.  nohup script & does not work because I have
> no write permission to the file system.  I was expecting the tests to run in
> background when -m option is given.
>

If you want to use nohup, I believe everyone has write permissions in
the /tmp directory:

cd /tmp
nohup /usr/local/bin/ns-3-run-tests.sh -r ... -m ... &

I think you can also use screen instead of nohup to accomplish this,
but I am not very well versed in using that tool.

-- 
Raj Bhattacharjea
Georgia Institute of Technology
School of Electrical and Computer Engineering
Ph.D. Candidate
Systems Analyst
404.894.2955