[Qgis-developer] How to debug and unit test Python plugins outside QGIS (e.g. in Ecplise IDE + PyDev)

[Stefan Keller]

Thanks!

I'll try that too and report about this later on perhaps on
http://dev.ifs.hsr.ch/python4gis

Yours, S.

2011/3/3 Martin Dobias <wonder.sk at gmail.com>:
> On Thu, Mar 3, 2011 at 12:57 AM, Stefan Keller <sfkeller at gmail.com> wrote:
>> Hi,
>>
>> I'm new to writing Python plugins for QGIS and I like to debug and
>> unit test theses outside QGIS runtime but don't see any instructions
>> on how to do this.
>>
>> Of course, the ultimate test of any plugin is to run it inside QGIS.
>> But I'd like do that outside QGIS for example in Eclipse IDE (+ PyDev)
>> in order to get code-completion, to debug it and to write unit tests
>> on it.
>>
>> The problem is that one gets "ImportError: No module named ..." with
>> mostly PyQt4/qgis modules which (of course) cannot be imported.
>
> Hi Stefan
>
> I think most of the relevant information is covered in the cookbook:
> http://www.qgis.org/pyqgis-cookbook/intro.html#python-applications
>
> I hope PyDev has a configuration dialog where you can add your custom
> python paths to avoid these import errors.
>
> The only difference when running unit-tests (i.e. standalone apps) is
> that you cannot access QGIS interface (qgis.utils.iface) since there
> is no QGIS running. But that should not pose a big problem. In case
> you really need access to that interface you can create your own
> implementation of QgisInterface class and assign it to
> qgis.utils.iface.
>
> Regards
> Martin
>