/**
* Copyright (C) 2009-2012 the original author or authors.
* See the notice.md file distributed with this work for additional
* information regarding copyright ownership.
*
* 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.fusesource.restygwt.client.basic;
import org.fusesource.restygwt.client.Defaults;
import org.fusesource.restygwt.client.Dispatcher;
import org.fusesource.restygwt.client.Method;
import org.fusesource.restygwt.client.MethodCallback;
import org.fusesource.restygwt.client.Resource;
import org.fusesource.restygwt.client.RestServiceProxy;
import org.fusesource.restygwt.client.cache.VolatileQueueableCacheStorage;
import org.fusesource.restygwt.client.cache.QueueableCacheStorage;
import org.fusesource.restygwt.client.callback.CachingCallbackFilter;
import org.fusesource.restygwt.client.callback.CallbackFactory;
import org.fusesource.restygwt.client.callback.CallbackFilter;
import org.fusesource.restygwt.client.callback.RetryingCallbackFactory;
import org.fusesource.restygwt.client.dispatcher.CachingDispatcherFilter;
import org.fusesource.restygwt.client.dispatcher.DefaultFilterawareDispatcher;
import org.fusesource.restygwt.client.dispatcher.DispatcherFilter;
import com.google.gwt.core.client.GWT;
import com.google.gwt.junit.client.GWTTestCase;
/**
* check a server sided failure response will not cause the failure call immediately.
* instead the test proves there will be 2 retries, where the second one succeeds.
*
* @author <a href="mailto:mail@raphaelbauer.com">rEyez</<a>
*/
public class FailingTestGwt extends GWTTestCase {
private ExampleService service;
@Override
public String getModuleName() {
return "org.fusesource.restygwt.FailingTestGwt";
}
public void testFailingConnection() {
/*
* setup the service, usually done in gin
*/
Resource resource = new Resource(GWT.getModuleBaseURL() + "api/getendpoint");
service = GWT.create(ExampleService.class);
((RestServiceProxy) service).setResource(resource);
service.getExampleDto(new MethodCallback<ExampleDto>() {
@Override
public void onSuccess(Method method, ExampleDto response) {
fail("got there so server always fails");
}
@Override
public void onFailure(Method method, Throwable exception) {
// TODO method.getResponse() should not null here
assertTrue(exception.getMessage().startsWith("Response 504"));
finishTest();
}
});
delayTestFinish(5000);
}
/**
* usually this stuff is all done by gin in a real application. or at least there
* would be a central place which is not the activity in the end.
*/
@Override
public void gwtSetUp() {
/*
* configure RESTY to use cache, usually done in gin
*/
QueueableCacheStorage cache = new VolatileQueueableCacheStorage();
CallbackFilter cachingCallbackFilter = new CachingCallbackFilter(cache);
CallbackFactory callbackFactory = new RetryingCallbackFactory(
100,// grace period millis
4,// number of retries
cachingCallbackFilter);
DispatcherFilter cachingDispatcherFilter = new CachingDispatcherFilter(cache, callbackFactory);
Dispatcher dispatcher = new DefaultFilterawareDispatcher(cachingDispatcherFilter);
Defaults.setDispatcher(dispatcher);
}
}