From mboxrd@z Thu Jan  1 00:00:00 1970
From: Bruce Richardson <bruce.richardson@intel.com>
Subject: Re: [RFC 0/4] Include resources in tests
Date: Thu, 5 May 2016 14:29:30 +0100
Message-ID: <20160505132930.GB14228@bricha3-MOBL3>
References: <1461935496-20367-1-git-send-email-viktorin@rehivetech.com>
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Cc: dev@dpdk.org, Thomas Monjalon <thomas.monjalon@6wind.com>,
 David Marchand <david.marchand@6wind.com>
To: Jan Viktorin <viktorin@rehivetech.com>
Return-path: <dev-bounces@dpdk.org>
Received: from mga02.intel.com (mga02.intel.com [134.134.136.20])
 by dpdk.org (Postfix) with ESMTP id 8F87D37B8
 for <dev@dpdk.org>; Thu,  5 May 2016 15:29:42 +0200 (CEST)
Content-Disposition: inline
In-Reply-To: <1461935496-20367-1-git-send-email-viktorin@rehivetech.com>
List-Id: patches and discussions about DPDK <dev.dpdk.org>
List-Unsubscribe: <http://dpdk.org/ml/options/dev>,
 <mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://dpdk.org/ml/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <http://dpdk.org/ml/listinfo/dev>,
 <mailto:dev-request@dpdk.org?subject=subscribe>
Errors-To: dev-bounces@dpdk.org
Sender: "dev" <dev-bounces@dpdk.org>

On Fri, Apr 29, 2016 at 03:11:32PM +0200, Jan Viktorin wrote:
> Hello,
> 
> this patch set introduces a mechanism to include a resource (in general a blob)
> into the test binary. This allows to make tests less dependent on the target
> testing environment. The first use case is testing of PCI bus scan by changing
> the hard-coded path (/sys/bus/pci/devices) to something different and provide
> a fake tree of devices with the test. It can help with testing of device-tree
> parsing as I've proposed in [1] where such mechanism was missing at that time.
> I'd like to use such framework for the SoC infra testing as well.
> 
> The patch set introduces a struct resource into the app/test. The resource is
> generic to include any kind of binary data. The binary data can be created in
> C or linked as an object file (created by objcopy). I am not sure where to
> place the objcopy logic and how to perform guessing of the objcopy arguments
> as they are pretty non-standard.
> 
> To include a complex resource (a file hierarchy), the last patch implements
> an archive extraction logic. So, it is possible to include a tar archive and
> unpack it before a test starts. Any ideas how to do this in a better way are
> welcome.
> 
> [1] http://comments.gmane.org/gmane.comp.networking.dpdk.devel/36545
> 
> Regards
> Jan Viktorin
> 
BTW: It looks like your patch has a dependency on the 17-patch dev cleanup set from
David, [and now on the header include bug fix I submitted yesterday too], so
you should probably note that in any future revs of the patch you do. Save
some head-scratching from those of us testing it out. :-)

Thanks,
/Bruce