Re: GenericManager's getAll returns empty list in controller test?

> Oops; just noticed that I deleted too many lines from the code I sent
> earlier. It's missing the debug lines I referred to. Here is what I
> meant to send:
>
> package nl.rivm.cda.webapp.controller;
>
> import nl.rivm.cda.model.Download;
> import nl.rivm.cda.webapp.controller.BaseControllerTestCase;
> import org.springframework.ui.ModelMap;
> import org.springframework.web.servlet.ModelAndView;
> import java.util.List;
>
> public class DownloadControllerTest extends BaseControllerTestCase {
>
>     private DownloadController controller;
>
>     public void setDownloadController(DownloadController controller) {
>         this.controller = controller;
>     }
>
>     public void testHandleRequest() throws Exception {
>         log.debug("controller =
> "+controller.getClass().getCanonicalName());
>         ModelAndView mav = controller.handleRequest(null, null);
>         ModelMap m = mav.getModelMap();
>         List<Download> downloads = (List<Download>) m.get("downloadList");
>         log.debug("string repres of download list (+ size) in model map
> = "+downloads.toString()+" ("+downloads.size()+")");
>         assertNotNull(m.get("downloadList"));
>         assertTrue(((List) m.get("downloadList")).size() > 0);
>     }
>
> }
>
> Ger-Jan te Dorsthorst wrote:
>> Hello Matt, list,
>>
>> Matt Raible wrote:
>>
>>> Can you post the code for your DownloadControllerTest?
>>
>> Here's the code. It is what is generated by the AF maven plugin plus a
>> couple of added debug lines, to verify that the controller is wired
>> correctly and that the downloadList retrieved from the modelMap is in
>> fact empty.
>>
>> package nl.rivm.cda.webapp.controller;
>>
>> import nl.rivm.cda.webapp.controller.BaseControllerTestCase;
>> import org.springframework.ui.ModelMap;
>> import org.springframework.web.servlet.ModelAndView;
>> import java.util.List;
>>
>> public class DownloadControllerTest extends BaseControllerTestCase {
>>
>>     private DownloadController controller;
>>
>>     public void setDownloadController(DownloadController controller) {
>>         this.controller = controller;
>>     }
>>
>>     public void testHandleRequest() throws Exception {
>>         ModelAndView mav = controller.handleRequest(null, null);
>>         ModelMap m = mav.getModelMap();
>>         assertNotNull(m.get("downloadList"));
>>         assertTrue(((List) m.get("downloadList")).size() > 0);
>>     }
>>
>> }
>>
>> Running this with the following command:
>>
>> gerjan@stammetje:~/workspace/cda$ mvn clean test -Ppostgresql
>> -Dtest=DownloadControllerTest -Dsurefire.useFile=false
>>
>> Gives:
>>
>> Running nl.rivm.cda.webapp.controller.DownloadControllerTest
>> INFO - BaseControllerTestCase.loadContextLocations(57) | Loading
>> additional configuration from:
>> classpath:/applicationContext-resources.xml,classpath:/applicationContext-dao.xml,classpath:/applicationContext-service.xml,classpath*:/applicationContext.xml,/WEB-INF/applicationContext*.xml,/WEB-INF/dispatcher-servlet.xml
>>
>> DEBUG -
>> AbstractTransactionalSpringContextTests.startNewTransaction(392) |
>> Began transaction (1): transaction manager
>> [org.springframework.orm.hibernate3.HibernateTransactionManager@1ac13d7];
>> rollback [true].
>> DEBUG - DownloadControllerTest.testHandleRequest(18) | controller =
>> nl.rivm.cda.webapp.controller.DownloadController
>> DEBUG - DownloadControllerTest.testHandleRequest(22) | string repres
>> of download list (+ size) in model map = [] (0)
>> DEBUG - AbstractTransactionalSpringContextTests.endTransaction(360) |
>> Rolled back transaction after execution of test [testHandleRequest].
>> Tests run: 1, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 2.326
>> sec <<< FAILURE!
>> testHandleRequest(nl.rivm.cda.webapp.controller.DownloadControllerTest)
>>  Time elapsed: 2.306 sec  <<< FAILURE!
>> junit.framework.AssertionFailedError: null
>>     at junit.framework.Assert.fail(Assert.java:47)
>>     at junit.framework.Assert.assertTrue(Assert.java:20)
>>     at junit.framework.Assert.assertTrue(Assert.java:27)
>>     at
>> nl.rivm.cda.webapp.controller.DownloadControllerTest.testHandleRequest(DownloadControllerTest.java:24)
>>
>> [...]
>>
>>  > Are you certain
>>> there's data for your "downloads" table in sample-data.xml?
>>
>> There is, and dbunit inserts it properly. If I subsequently run mvn
>> jetty:run-war -Ppostgresql -Dmaven.test.skip=true, everything works as
>> expected (= the downloadList inserted by the DownloadController in the
>> ModelAndView's modelMap contains the three Downloads corresponding
>> with the elements in sample-data.xml)
>>
>>>
>>> On Wed, Jun 24, 2009 at 5:18 AM, <gerjan@...> wrote:
>>>> Hi,
>>>>
>>>> I seem to have a problem retrieving objects from the database, but
>>>> only when
>>>> running a test. I added a model class 'Download' and generated CRUD
>>>> using
>>>> the appfuse maven plugin. All works fine when I run with
>>>> maven.test.skip=true, but if I attempt to run with tests, or try to
>>>> run the
>>>> offending test in isolation (mvn test
>>>> -Dtest=DownloadControllerTest), maven
>>>> bails out with a test failure.
>>>>
>>>> The problem seems to be that when testing, the call to getAll() on
>>>> downloadManager (an instance of GenericManager<Download, Long>) in the
>>>> controller returns an empty List<Download>.
>>>>
>>>> What could be the cause of this happening only when testing?
>>>>
>>>> My DownloadController's handleRequest looks like this:
>>>>
>>>> ModelAndView mav = new ModelAndView();
>>>> List<Download> downloads = downloadManager.getAll();
>>>> log.debug("in downloadcontroller's handleRequest");
>>>> log.debug("list of downloads retrieved from downloadmgr:
>>>> "+downloads.toString()+"("+downloads.size()+")");
>>>> mav.addObject("downloadList", downloads);
>>>> return mav;
>>>>
>>>> When I run mvn jetty:run-war -Dmaven.skip.test=true I get this:
>>>>
>>>> [cda]DEBUG [btpool0-1] DownloadController.handleRequest(32) | in
>>>> downloadcontroller's handleRequest
>>>> [cda]DEBUG [btpool0-1] DownloadController.handleRequest(33) | list of
>>>> downloads retrieved from dlmgr:
>>>> [nl.rivm.cda.model.Download@89b953...,nl.rivm.cda.model.Download@abab54...,nl.rivm.cda.model.Download@7d32cf...](3)
>>>>
>>>>
>>>> Whereas running mvn test -Dtest=DownloadControllerTest gives:
>>>>
>>>> DEBUG - DownloadController.handleRequest(32) | in downloadcontroller's
>>>> handleRequest
>>>> DEBUG - DownloadController.handleRequest(33) | list of downloads
>>>> retrieved
>>>> from dlmgr: [](0)
>>>>
>>>> Tia,
>>>>
>>>> Ger-Jan
>>>>
>>>>
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