[Zope-dev] zope.testbrowser and WebTest

[Jan-Jaap Driessen]

On 16 December 2010 08:38, Brian Sutherland <brian at vanguardistas.net> wrote:
> On Thu, Dec 16, 2010 at 12:06:36AM +0100, Hanno Schlichting wrote:
>> On Wed, Dec 15, 2010 at 2:06 PM, Brian Sutherland
>> <brian at vanguardistas.net> wrote:
>> > I've managed to get the existing tests to run against this browser with
>> > two new testing dependencies:
>> >    WebTest
>> >    zope.app.wsgi
>>
>> zope.app.wsgi shouldn't be a dependency of zope.testbrowser. It's ok
>> if it's pulled in via a specific extra_requires like a [webtest]
>> extra, though. Zope2 depends on zope.testbrowser and has no dependency
>> on any zope.app packages - this must continue to be the case. Required
>> test dependencies count towards real dependencies here.
>
> I understand your point, but the situation was already pretty nasty as
> zope.testbrowser already depended on:
>
>    zope.app.appsetup
>    zope.app.publication
>    zope.app.testing >= 3.8
>
> I agree that any extra dependency is not welcome, but this feature opens
> up a path to radically reducing the dependencies of zope.testbrowser.
> See below.
>
>> The real fix would probably be to move the reusable code out of
>> zope.app.wsgi into a zope.wsgi package, but that might be more than
>> you are willing to do now. I do believe some of the Grok people would
>> be interested in this as well.
>
> There is also another route open now with the addition of the webtest
> feature. We could invert the zope.testbrowser -> zope.app.testing
> dependency.
>
> This is a major re-factoring, but will leave the zope.testbrowser
> dependencies looking like this:
>
>    install_requires = [
>        'mechanize>=0.2.0',
>        'setuptools',
>        'zope.interface',
>        'zope.schema',
>        'pytz',
>        ],
>    extras_require = {
>        'test': [
>            'WebOb',
>            'WebTest',
>                ]
>
> Basically this would require:
>
>    * Re-writing the zope.testbrowser.ftests test application as a pure
>      WSGI app (using WebOb)
>    * Test only against zope.testbrowser.wsgi and refactor tests to not
>      use features from zope.app.testing.functional
>    * Move zope.testbrowser.testing into zope.testbrowser.wsgi and
>      zope.app.testing.testbrowser
>    * Leave backwards compatibility imports in place in
>      zope.testbrowser.testing
>
> I'd be willing to have a look at this if Benji were OK in principle on
> this and someone was willing to review it.
>
> --
> Brian Sutherland
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Hi Brian,

I'd be happy to contribute to your zope.testbrowser refactoring. I am
primarily interested from the perspective of grok and zope.app.wsgi.

-- 
Jan-Jaap Driessen