It has been solved by generating the deliverables of the plugins as jar
files, deploying them under the eclipse plugins directory and creating the
swtbot test plugin as the only project in the workspace. It looks like the
plugin projects in the workspace are loaded by a different classloader than
the plugins deployed in the eclipse installation.
On Fri, Feb 25, 2011 at 10:41 AM, Jordi Fernandez <
jordi.fernan...@tribal-tech.net> wrote:
> Here's the stack trace:
>
> java.lang.NoClassDefFoundError:
> es/liberty/isis/core/ui/swt/widgets/ComboSearchSelector
> at
> es.liberty.swtbot.test.TestProducts.canCreateAMessage(TestProducts.java:34)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
> at java.lang.reflect.Method.invoke(Method.java:597)
> at
> org.junit.internal.runners.TestMethodRunner.executeMethodBody(TestMethodRunner.java:99)
> at
> org.junit.internal.runners.TestMethodRunner.runUnprotected(TestMethodRunner.java:81)
> at
> org.junit.internal.runners.BeforeAndAfterRunner.runProtected(BeforeAndAfterRunner.java:34)
> at
> org.junit.internal.runners.TestMethodRunner.runMethod(TestMethodRunner.java:75)
> at
> org.junit.internal.runners.TestMethodRunner.run(TestMethodRunner.java:45)
> at
> org.junit.internal.runners.TestClassMethodsRunner.invokeTestMethod(TestClassMethodsRunner.java:66)
> at
> org.junit.internal.runners.TestClassMethodsRunner.run(TestClassMethodsRunner.java:35)
> at
> org.junit.internal.runners.TestClassRunner$1.runUnprotected(TestClassRunner.java:42)
> at
> org.junit.internal.runners.BeforeAndAfterRunner.runProtected(BeforeAndAfterRunner.java:34)
> at
> org.junit.internal.runners.TestClassRunner.run(TestClassRunner.java:52)
> at
> org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:45)
> 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.swtbot.eclipse.core.RemotePluginTestRunner.main(RemotePluginTestRunner.java:64)
> at
> org.eclipse.swtbot.eclipse.core.UITestApplication.runTests(UITestApplication.java:117)
> at
> org.eclipse.ui.internal.testing.WorkbenchTestable$1.run(WorkbenchTestable.java:68)
> at java.lang.Thread.run(Thread.java:619)
> Caused by: java.lang.ClassNotFoundException:
> es.liberty.isis.core.ui.swt.widgets.ComboSearchSelector
> at
> org.eclipse.osgi.framework.internal.core.BundleLoader.findClassInternal(BundleLoader.java:483)
> at
> org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:399)
> at
> org.eclipse.osgi.framework.internal.core.BundleLoader.findClass(BundleLoader.java:387)
> at
> org.eclipse.osgi.internal.baseadaptor.DefaultClassLoader.loadClass(DefaultClassLoader.java:87)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:252)
> at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:320)
> ... 24 more
>
>
>
> And test source code:
>
> /*
> * es.liberty.swtbot.plugin/es.liberty.swtbot.test/TestProducts.java
> 23/02/2011
> */
> package es.liberty.swtbot.test;
>
> import org.eclipse.swtbot.eclipse.finder.SWTWorkbenchBot;
> import org.eclipse.swtbot.swt.finder.utils.SWTBotPreferences;
> import org.hamcrest.Matcher;
> import org.junit.Before;
> import org.junit.Test;
>
> import es.liberty.isis.core.ui.swt.widgets.ComboSearchSelector;
>
>
> import static
> org.eclipse.swtbot.swt.finder.matchers.WidgetMatcherFactory.widgetOfType;
> import static
> org.eclipse.swtbot.swt.finder.matchers.WidgetMatcherFactory.allOf;
> import static org.junit.Assert.assertTrue;
>
> public class TestProducts {
> private SWTWorkbenchBot bot;
>
> @Test
> public void canCreateAMessage() throws Exception {
>
> SWTBotPreferences.TIMEOUT = 10000;
> bot.menu("Aplicacion").menu("Comercial").menu("Posición
> Global").click();
>
> Matcher matcher = allOf(
> widgetOfType(ComboSearchSelector.class)
> );
>
> ComboSearchSelector combo = (ComboSearchSelector) bot.widget(matcher);
> assertTrue(combo.getItemCount() > 0);
> }
>
> @Before
> public void setup() {
> bot = new SWTWorkbenchBot();
> }
> }
>
> I have already checked that the plugin holding the ComboSearchSelector
> class is exporting the corresponding package
> (es.liberty.isis.core.ui.swt.widgets).
>
> Regards,
> Jordi.
>
> On Thu, Feb 24, 2011 at 6:20 PM, Ketan Padegaonkar <
> ketanpadegaon...@gmail.com> wrote:
>
>> Could you please share the stack trace and the complete unit test that
>> causes thus issue?
>>
>> - Ketan
>> studios.thoughtworks.com | eclipse.org/swtbot | @ketanpkr
>> On Feb 24, 2011 7:37 AM, "Jordi Fernandez" <
>> jordi.fernan...@tribal-tech.net> wrote:
>> > I'm developing a test with SWTBot that is throwing NoClassDefFoundError
>> when
>> > trying to load a class that is present in a runtime plugin dependency.
>> >
>> > I'm using Eclipse 3.4.2. My workspace has several plugin projects for
>> the
>> > product under development plus the SWTBot test plugin. Initially I code
>> a
>> > simple test which just clicked in a menu. It runs fine:
>> >
>> > ---------
>> > public void menuTest() throws Exception {
>> >
>> > bot.menu("A").menu("B").menu("C").click();
>> >
>> > }
>> > ----------
>> >
>> >
>> > Then I tried to access a custom developed widget using the following
>> code:
>> >
>> >
>> > ----------------
>> >
>> > public void menuTest() throws Exception {
>> > SWTBotPreferences.TIMEOUT = 10000;
>> > bot.menu("Aplicacion").menu("Comercial").menu("Posición
>> > Global").click();
>> > System.out.println("Hola");
>> >
>> > Matcher matcher = allOf(
>> > widgetOfType(ComboSearchSelector.class)
>> > );
>> >
>> > ComboSearchSelector combo = (ComboSearchSelector) bot.widget(matcher);
>> > assertTrue(combo.getItemCount() > 0);
>> > }
>> >
>> > --------------------
>> >
>> > This second test fails with a NoClassDefFoundError for the
>> > ComboSearchSelector class. This class is in one of the plugin projects
>> of my
>> > workspace and is included as a plugin to load in the run configuration
>> (as
>> > it is a required plugin for the product under development) . In order to
>> > compile my test, I added this plugin project as a project dependency in
>> the
>> > java build path.
>> >
>> > How come I'm getting a NoClassDefFoundError at runtime when the
>> referenced
>> > class is loaded (because the plug-in that holds it is present at
>> runtime)?
>> >
>> > Thanks in advance.
>>
>> _______________________________________________
>> swtbot-dev mailing list
>> swtbot-dev@eclipse.org
>> https://dev.eclipse.org/mailman/listinfo/swtbot-dev
>>
>>
>
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