[jbosstools-dev] Running Maven tests against a pre-existing RCP application

[Denis Golovin]

On 11/13/2013 12:32 AM, Mickael Istria wrote:
> On 11/13/2013 09:25 AM, Denis Golovin wrote:
>>
>> It is build.properties problems when not all resources from test 
>> plug-in are included into bundle jar. Should be fixed.
> Cool.
>
>>>>
>>>> 2. Second try to run usually ends up with
>>>>
>>>> [INFO] Installing IUs [org.jboss.tools.foundation.core.test, 
>>>> org.eclipse.tycho.surefire.osgibooter, 
>>>> org.eclipse.tycho.surefire.junit4] to 
>>>> /home/eskimo/jbdevstudio-java-with-space/studio
>>>> Installing org.jboss.tools.foundation.core.test 
>>>> 1.1.0.Alpha1-v20131109-0206.
>>>> Installing org.eclipse.tycho.surefire.osgibooter 0.19.0.
>>>> Installing org.eclipse.tycho.surefire.junit4 0.19.0.
>>>> Installation failed.
>>>> Cannot complete the install because of a conflicting dependency.
>>>>  Software being installed: JBoss Foundation Tests 
>>>> 1.1.0.Alpha1-v20131109-0206 (org.jboss.tools.foundation.core.test 
>>>> 1.1.0.Alpha1-v20131109-0206)
>>>>  Software currently installed: JBoss Foundation Tests 
>>>> 1.1.0.Alpha1-v20131109-0203 (org.jboss.tools.foundation.core.test 
>>>> 1.1.0.Alpha1-v20131109-0203)
>>>>  Only one of the following can be installed at once:
>>>>   JBoss Foundation Tests 1.1.0.Alpha1-v20131109-0203 
>>>> (org.jboss.tools.foundation.core.test 1.1.0.Alpha1-v20131109-0203)
>>>>   JBoss Foundation Tests 1.1.0.Alpha1-v20131109-0206 
>>>> (org.jboss.tools.foundation.core.test 1.1.0.Alpha1-v20131109-0206)
>>>> Application failed, log file location: 
>>>> /tmp/config3255596288906066066equinox/1383962733126.log
>>>> [INFO] 
>>>> ------------------------------------------------------------------------
>>> That's because Foundation Tests is a singleton, and that you tried 
>>> to run tests twice which caused to install the same bundle twice. p2 
>>> doesn't allow multiple version in same application.
>>> If possible, remove the singleton directive from bundle. If not, 
>>> then you need to use a clean application (which doesn't already 
>>> contain the bundle) for every tests.
>>
>> If I cannot change test an then run it again and again against the 
>> same product installation then there is no point to use this feature 
>> in development.
>>
>> Should it be updating singleton instead of installing it? Would that 
>> help?
> If you can avoid singletons, p2 will allow installation of multiple 
> version of the same plugin. And you shouldn't see this error.
> Otherwise, it means that you'll need either to uninstall previous 
> version of the bundle, or run tests on a clean application everytime.
>
> Singletons are only necessary when plugin define extension points or 
> extensions. Bundle org.jboss.tools.foundation.test doesn't provide 
> anything like that. Just get rid of the plugin.xml, remove the 
> singleton directive in 
> https://github.com/jbosstools/jbosstools-base/blob/master/foundation/tests/org.jboss.tools.foundation.core.test/META-INF/MANIFEST.MF#L4 
> , and p2 would allow several installations of the bundle so you'll be 
> able to sequentially run tests on the same application without 
> uninstalling anything.
Not all tests can be singletons, If we cannot have tests singletons, how 
we suppose to test extension points?
>
>>
>>> Please open a bug against Tycho and add me in CC.
>>
>> I'll do that.
> Thx
> -- 
> Mickael Istria
> Eclipse developer at JBoss, by Red Hat <http://www.jboss.org/tools>
> My blog <http://mickaelistria.wordpress.com> - My Tweets 
> <http://twitter.com/mickaelistria>

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