// Copyright 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.components;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.expectLastCall;
import org.apache.tapestry.BaseComponentTestCase;
import org.apache.tapestry.IActionListener;
import org.apache.tapestry.IMarkupWriter;
import org.apache.tapestry.IRequestCycle;
import org.apache.tapestry.listener.ListenerInvoker;
import org.testng.annotations.Test;
/**
* Tests for {@link org.apache.tapestry.components.InvokeListener}.
*
* @author Howard M. Lewis Ship
* @since 4.0
*/
@Test
public class TestInvokeListener extends BaseComponentTestCase
{
private IActionListener newListener()
{
return newMock(IActionListener.class);
}
private ListenerInvoker newInvoker()
{
return newMock(ListenerInvoker.class);
}
public void testSuccess()
{
IMarkupWriter writer = newWriter();
IRequestCycle cycle = newMock(IRequestCycle.class);
IActionListener listener = newListener();
ListenerInvoker invoker = newInvoker();
Object[] parameters = new Object[0];
InvokeListener component = newInstance(InvokeListener.class,
new Object[] {
"listener", listener,
"parameters", parameters,
"listenerInvoker", invoker,
});
expect(cycle.renderStackPush(component)).andReturn(component);
cycle.setListenerParameters(parameters);
invoker.invokeListener(listener, component, cycle);
cycle.setListenerParameters(null);
expect(cycle.renderStackPop()).andReturn(component);
replay();
component.render(writer, cycle);
verify();
}
public void testEnsureParametersClearedAfterException()
{
IMarkupWriter writer = newWriter();
IRequestCycle cycle = newMock(IRequestCycle.class);
IActionListener listener = newListener();
ListenerInvoker invoker = newMock(ListenerInvoker.class);
Throwable t = new RuntimeException();
Object[] parameters = new Object[0];
InvokeListener component = newInstance(InvokeListener.class,
new Object[] {
"listener", listener,
"parameters", parameters,
"listenerInvoker", invoker,
});
expect(cycle.renderStackPush(component)).andReturn(component);
cycle.setListenerParameters(parameters);
invoker.invokeListener(listener, component, cycle);
expectLastCall().andThrow(t);
cycle.setListenerParameters(null);
expect(cycle.renderStackPop()).andReturn(component);
replay();
try
{
component.render(writer, cycle);
unreachable();
}
catch (RuntimeException ex)
{
assertSame(t, ex);
}
verify();
}
}