// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package org.apache.tapestry5.internal.services;
import org.apache.tapestry5.ContextAwareException;
import org.apache.tapestry5.ExceptionHandlerAssistant;
import org.apache.tapestry5.Link;
import org.apache.tapestry5.internal.test.InternalBaseTestCase;
import org.apache.tapestry5.ioc.ServiceResources;
import org.apache.tapestry5.ioc.internal.OperationException;
import org.apache.tapestry5.ioc.internal.util.TapestryException;
import org.apache.tapestry5.services.ComponentClassResolver;
import org.apache.tapestry5.services.ExceptionReporter;
import org.apache.tapestry5.services.Request;
import org.apache.tapestry5.services.Response;
import org.easymock.EasyMock;
import org.slf4j.Logger;
import org.testng.annotations.BeforeMethod;
import org.testng.annotations.Test;
import java.io.IOException;
import java.security.AccessControlException;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@SuppressWarnings("serial")
public class DefaultRequestExceptionHandlerTest extends InternalBaseTestCase
{
private Map<Class, Object> mockConfiguration = new HashMap<Class, Object>();
RequestPageCache pageCache;
PageResponseRenderer renderer;
Logger logger;
Request request;
Response response;
ComponentClassResolver componentClassResolver;
LinkSource linkSource;
ServiceResources serviceResources;
private DefaultRequestExceptionHandler exceptionHandler;
private static class MyContextAwareException extends Throwable implements ContextAwareException
{
private Object[] context;
public MyContextAwareException(Object[] context)
{
this.context = context;
}
public Object[] getContext()
{
return context;
}
}
private static class MyPage
{
}
@BeforeMethod
public void setup_tests() throws Exception
{
mockConfiguration.clear();
pageCache = mockRequestPageCache();
renderer = mockPageResponseRenderer();
logger = mockLogger();
request = mockRequest();
response = mockResponse();
componentClassResolver = mockComponentClassResolver();
linkSource = mockLinkSource();
serviceResources = mockServiceResources();
mockConfiguration.put(AccessControlException.class, MyPage.class);
mockConfiguration.put(MyContextAwareException.class, new ExceptionHandlerAssistant()
{
public Object handleRequestException(Throwable exception, List<Object> exceptionContext)
throws IOException
{
return null;
}
});
ExceptionReporter noopExceptionReporter = new ExceptionReporter()
{
@Override
public void reportException(Throwable exception)
{
}
};
exceptionHandler = new DefaultRequestExceptionHandler(pageCache, renderer, logger, "exceptionpage", request, response, componentClassResolver, linkSource, serviceResources, noopExceptionReporter, mockConfiguration);
}
@Test
public void noContextWhenExceptionDoesntContainMessage()
{
Object[] context = exceptionHandler.formExceptionContext(new RuntimeException()
{
});
assertEquals(context.length, 0);
}
@Test
public void contextIsExceptionMessage()
{
Object[] context = exceptionHandler.formExceptionContext(new RuntimeException()
{
public String getMessage()
{
return "HelloWorld";
}
});
assertEquals(context.length, 1);
assertTrue("helloworld".equals(context[0]));
}
@Test
public void contextIsExceptionType()
{
Object[] context = exceptionHandler.formExceptionContext(new IllegalArgumentException("Value not allowed"));
assertEquals(context.length, 1);
assertTrue(context[0] instanceof String);
assertTrue("illegalargument".equals(context[0]));
}
@Test
public void contextIsProvidedByContextAwareException()
{
Object[] sourceContext = new Object[]{new Integer(10), this};
Object[] context = exceptionHandler.formExceptionContext(new MyContextAwareException(sourceContext)
{
});
assertEquals(context, sourceContext);
}
@Test
public void handleRequestExceptionWithConfiguredPage() throws IOException
{
train_resolvePageClassNameToPageName(componentClassResolver, MyPage.class.getName(), "mypage");
Link link = mockLink();
expect(linkSource.createPageRenderLink("mypage", false, new Object[]{"accesscontrol"})).andReturn(link);
expect(request.isXHR()).andReturn(false);
response.sendRedirect(link);
EasyMock.expectLastCall();
replay();
// also test unwrapping TapestryExceptions
exceptionHandler.handleRequestException(new OperationException(new RenderQueueException(
"renderqueue", new Object[0], new TapestryException("tapestryexception",
new AccessControlException("No permission"))), new String[0]));
}
@Test
public void handleRequestExceptionWithConfiguredAssistant() throws IOException
{
ExceptionHandlerAssistant assistant = new ExceptionHandlerAssistant()
{
public Object handleRequestException(Throwable exception, List<Object> exceptionContext)
throws IOException
{
return null;
}
};
mockConfiguration.put(MyContextAwareException.class, assistant);
replay();
exceptionHandler.handleRequestException(new MyContextAwareException(new Object[]{}));
}
}