/*
* Copyright 2008 Google Inc.
*
* 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 com.google.gwt.event.logical.shared;
import com.google.gwt.event.shared.EventHandler;
import com.google.gwt.event.shared.GwtEvent;
import com.google.gwt.event.shared.HandlerManager;
import junit.framework.TestCase;
/**
* Tests of logical events.
*/
public class LogicalEventsTest extends TestCase {
static class Fire implements SelectionHandler<String>,
BeforeSelectionHandler<String>, CloseHandler<String>,
OpenHandler<String>, ResizeHandler, ValueChangeHandler<String> {
public boolean flag = false;
@Override
public void onBeforeSelection(BeforeSelectionEvent<String> event) {
flag = true;
}
@Override
public void onClose(CloseEvent<String> event) {
flag = true;
}
@Override
public void onOpen(OpenEvent<String> event) {
flag = true;
}
@Override
public void onResize(ResizeEvent event) {
flag = true;
}
@Override
public void onSelection(SelectionEvent<String> event) {
flag = true;
}
@Override
public void onValueChange(ValueChangeEvent<String> event) {
flag = true;
}
}
private HandlerManager manager;
@Override
public void setUp() {
manager = new HandlerManager(this);
}
public void testSimpleFire() {
simpleFire(BeforeSelectionEvent.getType(),
new BeforeSelectionEvent<String>());
simpleFire(SelectionEvent.getType(), new SelectionEvent<String>(null));
simpleFire(CloseEvent.getType(), new CloseEvent<String>(null, false));
simpleFire(OpenEvent.getType(), new OpenEvent<String>(null));
simpleFire(ResizeEvent.getType(), new ResizeEvent(0, 0));
simpleFire(ValueChangeEvent.getType(), new ValueChangeEvent<String>(null));
}
@SuppressWarnings("unchecked")
private <H extends EventHandler> void simpleFire(GwtEvent.Type<H> type,
@SuppressWarnings("rawtypes") GwtEvent instance) {
Fire f = new Fire();
manager.addHandler(type, (H) f);
manager.fireEvent(instance);
assertTrue(f.flag);
}
}