// Copyright 2004, 2005 The Apache Software Foundation
//
// 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.tapestry.binding;
import org.apache.hivemind.Location;
import org.apache.tapestry.BindingException;
import org.apache.tapestry.IActionListener;
import org.apache.tapestry.IComponent;
import org.apache.tapestry.IRequestCycle;
import org.apache.tapestry.PageRedirectException;
import org.apache.tapestry.coerce.ValueConverter;
import org.apache.tapestry.listener.ListenerMap;
/**
* Test for {@link org.apache.tapestry.binding.ListenerMethodBinding}.
*
* @author Howard M. Lewis Ship
* @since 4.0
*/
public class TestListenerMethodBinding extends BindingTestCase
{
public void testInvokeListener()
{
IComponent component = newComponent();
ListenerMap map = newListenerMap();
IActionListener listener = newListener();
Location l = newLocation();
IComponent sourceComponent = newComponent();
IRequestCycle cycle = newCycle();
ValueConverter vc = newValueConverter();
trainGetListener(component, map, listener);
listener.actionTriggered(sourceComponent, cycle);
replayControls();
ListenerMethodBinding b = new ListenerMethodBinding(component, "foo", "param", vc, l);
assertSame(b, b.getObject());
assertSame(component, b.getComponent());
b.actionTriggered(sourceComponent, cycle);
verifyControls();
}
public void testToString()
{
IComponent component = newComponent();
Location l = newLocation();
ValueConverter vc = newValueConverter();
trainGetExtendedId(component, "Fred/barney");
replayControls();
ListenerMethodBinding b = new ListenerMethodBinding(component, "foo", "param", vc, l);
String toString = b.toString();
String description = toString.substring(toString.indexOf('[') + 1, toString.length() - 1);
assertEquals(
"param, component=Fred/barney, methodName=foo, location=classpath:/org/apache/tapestry/binding/TestListenerMethodBinding, line 1",
description);
verifyControls();
}
public void testInvokeAndRedirect()
{
IComponent component = newComponent();
ListenerMap map = newListenerMap();
IActionListener listener = newListener();
Location l = newLocation();
ValueConverter vc = newValueConverter();
IComponent sourceComponent = newComponent();
IRequestCycle cycle = newCycle();
trainGetListener(component, map, listener);
listener.actionTriggered(sourceComponent, cycle);
Throwable t = new PageRedirectException("TargetPage");
getControl(listener).setThrowable(t);
replayControls();
ListenerMethodBinding b = new ListenerMethodBinding(component, "foo", "param", vc, l);
try
{
b.actionTriggered(sourceComponent, cycle);
unreachable();
}
catch (PageRedirectException ex)
{
assertSame(t, ex);
}
verifyControls();
}
public void testInvokeListenerFailure()
{
IComponent component = newComponent();
ListenerMap map = newListenerMap();
IActionListener listener = newListener();
Location l = newLocation();
ValueConverter vc = newValueConverter();
IComponent sourceComponent = newComponent();
IRequestCycle cycle = newCycle();
trainGetListener(component, map, listener);
listener.actionTriggered(sourceComponent, cycle);
Throwable t = new RuntimeException("Failure.");
getControl(listener).setThrowable(t);
trainGetExtendedId(component, "Fred/barney");
replayControls();
ListenerMethodBinding b = new ListenerMethodBinding(component, "foo", "param", vc, l);
try
{
b.actionTriggered(sourceComponent, cycle);
unreachable();
}
catch (BindingException ex)
{
assertEquals(
"Exception invoking listener method foo of component Fred/barney: Failure.",
ex.getMessage());
assertSame(component, ex.getComponent());
assertSame(l, ex.getLocation());
assertSame(b, ex.getBinding());
}
verifyControls();
}
private void trainGetListener(IComponent component, ListenerMap lm, IActionListener listener)
{
trainGetListeners(component, lm);
trainGetListener(lm, "foo", listener);
}
protected IRequestCycle newCycle()
{
return (IRequestCycle) newMock(IRequestCycle.class);
}
private void trainGetListener(ListenerMap map, String methodName, IActionListener listener)
{
map.getListener(methodName);
getControl(map).setReturnValue(listener);
}
private void trainGetListeners(IComponent component, ListenerMap lm)
{
component.getListeners();
getControl(component).setReturnValue(lm);
}
private ListenerMap newListenerMap()
{
return (ListenerMap) newMock(ListenerMap.class);
}
private IActionListener newListener()
{
return (IActionListener) newMock(IActionListener.class);
}
}