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From: Simon Glass <sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
To: Luca Weiss <luca-IfPCFPJWly+lVyrhU4qvOw@public.gmane.org>
Cc: David Gibson
	<david-xT8FGy+AXnRB3Ne2BGzF6laj5H9X9Tb+@public.gmane.org>,
	Devicetree Compiler
	<devicetree-compiler-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
Subject: Re: [PATCH v4] pylibfdt: add FdtRo.get_path()
Date: Wed, 20 Apr 2022 15:29:49 -0600	[thread overview]
Message-ID: <CAPnjgZ2CjKLrCXEcBH0vTN77d7zk29dxnmRta4tTR_Th2arBzQ@mail.gmail.com> (raw)
In-Reply-To: <11961807.O9o76ZdvQC@g550jk>

Hi Luca,

On Wed, 20 Apr 2022 at 12:20, Luca Weiss <luca-IfPCFPJWly+lVyrhU4qvOw@public.gmane.org> wrote:
>
> Hi Simon and David,
>
> On Mittwoch, 20. April 2022 04:56:15 CEST David Gibson wrote:
> > On Tue, Apr 19, 2022 at 03:54:07PM -0600, Simon Glass wrote:
> > > Hi Luca,
> > >
> > > On Tue, 19 Apr 2022 at 13:49, Luca Weiss <luca-IfPCFPJWly+lVyrhU4qvOw@public.gmane.org> wrote:
> > > > Add a new Python method wrapping fdt_get_path() from the C API.
> > > >
> > > > Also add a test for the new method.
> > > >
> > > > Signed-off-by: Luca Weiss <luca-IfPCFPJWly+lVyrhU4qvOw@public.gmane.org>
> > > > ---
> > > > Changes since v3:
> > > > * add quiet parameter
> > > > * return integer error when error is quieted
> > > >
> > > > Changes since v2:
> > > > * Remove arbitrary size limit
> > > > * Change size calculation to increase exponentially
> > > > * Add test to verify we still get exceptions with bad parameters
> > > >
> > > >  pylibfdt/libfdt.i       | 28 ++++++++++++++++++++++++++++
> > > >  tests/pylibfdt_tests.py | 13 +++++++++++++
> > > >  2 files changed, 41 insertions(+)
> > >
> > > Reviewed-by: Simon Glass <sjg-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
> > >
> > > You don't check for when it is output of space, but I think that is
> > > OK.
> >
> > Right, a testcase for that would be good, but it can be a follow up.
>
> I don't quite understand what you mean "is output of space".

is out of space (sorry)

>
> Maybe you mean a test for when the string is longer than 1024 characters
> ("size = 1024") so the size increase gets triggered?
>
> If yes, then I did test that manually before by setting the value absurdly
> low. Not sure how to properly check that in the tests though. Add a node with
> a super long name into the test dtb?

Another option is to add a parameter for the max size, just for
testing, but I doubt David would like that!

You could have a SIZE_INCREMENT = 1024 at the top of the file, then
change it in a try/finally clause in your test.

>
> >
> > Applied.
>
> Thanks!
>
> Regards
> Luca

Regards,
Simon

  reply	other threads:[~2022-04-20 21:29 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-04-19 19:45 [PATCH v4] pylibfdt: add FdtRo.get_path() Luca Weiss
     [not found] ` <20220419194537.63170-1-luca-IfPCFPJWly+lVyrhU4qvOw@public.gmane.org>
2022-04-19 21:54   ` Simon Glass
     [not found]     ` <CAPnjgZ2izMUDXJ43jSOzXW7DKbuoN5j26MyKZaLn5Wt2gd28wQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2022-04-20  2:56       ` David Gibson
2022-04-20 18:19         ` Luca Weiss
2022-04-20 21:29           ` Simon Glass [this message]
     [not found]             ` <CAPnjgZ2CjKLrCXEcBH0vTN77d7zk29dxnmRta4tTR_Th2arBzQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2022-04-26  6:29               ` David Gibson
2022-04-26  6:28           ` David Gibson

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