I am having the same issue with multiple drop downs with ajax, when trying to
unit test. 

tbt wrote:
> 
> Hi
> 
> I have coded two dropdown boxes similar to the example provided at 
> http://http://www.wicket-library.com/wicket-examples/ajax/choice.1
> 
> The hotel dropdown is populated once a country is selected via ajax. This
> works fine and now i am writing a unit test for it. The code is as follows
> 
>                 WicketTester wicketTester = getWicketTester();
>               wicketTester.startPage(SearchHotelsPage.class);
>               FormTester formTester =
> wicketTester.newFormTester("searchHotelsForm",false);
>               
>               formTester.select("countryDropDown", 6);
>               DropDownChoice countryDropDownChoice = (DropDownChoice)        
> wicketTester.getComponentFromLastRenderedPage("searchHotelsForm:countryDropDown");
>               assertEquals(countryDropDownChoice.getChoices().size(), 41);
>               
>               
>               
> wicketTester.executeAjaxEvent("searchHotelsForm:countryDropDown",
> "onchange");
>       
> wicketTester.assertComponentOnAjaxResponse("searchHotelsForm:hotelDropDown");
>               formTester.select("hotelDropDown", 12);
>               formTester.submit();
>                 wicketTester.assertRenderedPage(EditHotelsPage.class);
> 
> 
> but the following line fails the unit test
> wicketTester.assertRenderedPage(EditHotelsPage.class);
> 
> the stack trace is as follows
> 
> junit.framework.AssertionFailedError: expected:<EditHotelsPage> but
> was:<HomePage>
>       at
> org.apache.wicket.util.tester.WicketTester.assertResult(WicketTester.java:575)
>       at
> org.apache.wicket.util.tester.WicketTester.assertRenderedPage(WicketTester.java:522)
>       at
> ogn.forms.SearchHotelsFormTest.testAjaxDropdownComponent(SearchHotelsFormTest.java:28)
>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>       at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
>       at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
>       at java.lang.reflect.Method.invoke(Unknown Source)
>       at junit.framework.TestCase.runTest(TestCase.java:164)
>       at junit.framework.TestCase.runBare(TestCase.java:130)
>       at junit.framework.TestResult$1.protect(TestResult.java:106)
>       at junit.framework.TestResult.runProtected(TestResult.java:124)
>       at junit.framework.TestResult.run(TestResult.java:109)
>       at junit.framework.TestCase.run(TestCase.java:120)
>       at junit.framework.TestSuite.runTest(TestSuite.java:230)
>       at junit.framework.TestSuite.run(TestSuite.java:225)
>       at
> org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:130)
>       at
> org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
>       at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:460)
>       at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:673)
>       at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:386)
>       at
> org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:196)
> 
> Why does the page get rendered to the HomePage when the form is submitted.
> Am I testing the ajax dropdown component correctly. Please help.
> 
> Thanks
> 

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