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Date: Wed, 26 May 2010 18:37:18 +0800
Message-ID: <AANLkTikipvPYxNMY-7jthm_N7DsarexHMmQ1DcxLGw6m@mail.gmail.com>
Subject: Re: [Proposal] Harmony Select Milestone One
From: "Jimmy,Jing Lv" <firepure@gmail.com>
To: dev@harmony.apache.org
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2010/5/26 Mark Hindess <mark.hindess@googlemail.com>

>
> In message <AANLkTiklMus8j_QIXdJbsxzWZ9cYj9SDTuOFMdqB6GV6@mail.gmail.com>,
> "Jimmy,Jing Lv" writes:
> >
> > 2010/5/25 sebb <sebbaz@gmail.com>
> >
> > > On 25/05/2010, Jimmy,Jing Lv <firepure@gmail.com> wrote:
> > > >
> > > > [snip]
> > > >
> > > >       For the first milestone of Harmony-Select, I suggest we'd
> > > >  have following criterion:
> > > >  1. build pass on both windows/linux platforms;
> > > >  2. pass all Harmony unit testcases in the selected module on
> > > >  these platforms;
> > > >  3. Choose Apache Hadoop as a real Application test, pass its
> > > >  common test on these platforms for the first milestone.
> > > >
> > > >       Wait for any kindly suggestions, opinions and comments.
> > >
> > > May suggest using some of the Commons components as test cases?
> > >
> > > For example, Commons Lang, Math, IO, Net?
> > >
> > > I know that Math has exposed bugs in Harmony in the past.
>
> Indeed.  I found the commons-collections tests to be particularly
> helpful and httpclient tests exposed a regex bug just last week when I
> tried the recent release on our milestone candidates.
>
> > > These are relatively small codebases, so it should be a lot easier to
> > > debug any failures.
> >
> > Hi,
> >
> >      That's good suggestions, let's discuss the modules selection openly
> > according to the application requirements.
> >      A silly question, as I haven't touched Commons yet, what is the
> > advantage in Commons Lang, Math, IO/Net than J2SE components?
>
> As Tim says, I think Sebb was suggesting looking at the building blocks
> of major projects and running their tests as a way to reach your goal
> of running real applications.
>
> For instance, looking at:
>
>  http://svn.apache.org/repos/asf/hadoop/common/trunk/ivy.xml
>
> I see that hadoop has pre-reqs for various use cases on[0]:
>
>  commons-logging
>  lucene
>  commons-httpclient
>  commons-cli
>  commons-codec
>  commons-net
>  tomcat
>  commons-el
>  mina
>  ftpserver
>  commons-lang
>  commons-collections
>  etc.
>
> Rather than jumping straight to hadoop testing, it would be sensible to
> try the tests from the pre-req projects first[1].  Problems found with
> these tests would likely be easier to track down and fix than problems
> in a large application.
>
>
     Thanks Tim and Mark (and of course Sebb!) This is very helpful for our
goal, let's add them in select work items.


> Regards,
>  Mark.
>
> [0] I've probably missed some of the Apache projects and no doubt some of
>    the non-apache projects have great tests too.
>
> [1] Of course, if your goal is just Hadoop you'll undoubtedly find/fix
>    bugs that are out-of-scope for Hadoop successfully running but I don't
>    think running Hadoop is our only goal for Select.
>
>
>


-- 

Best Regards!

Jimmy, Jing Lv
China Software Development Lab, IBM

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