/*
* Copyright 2000-2014 Vaadin Ltd.
*
* 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.vaadin.server;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.LogRecord;
import java.util.logging.Logger;
import java.util.logging.StreamHandler;
import org.easymock.EasyMock;
import org.junit.Assert;
import org.junit.Test;
import com.vaadin.event.dd.DropHandler;
import com.vaadin.event.dd.TargetDetails;
import com.vaadin.ui.AbstractComponent;
/**
* Tests for {@link DragAndDropService}.
*
* @author Vaadin Ltd
*/
public class DragAndDropServiceTest {
@Test
public void changeVariables_isSourceConnectorEnabledCalled() {
final List<Level> levels = new ArrayList<Level>();
Logger.getLogger(DragAndDropService.class.getName()).addHandler(
new StreamHandler() {
@Override
public synchronized void publish(LogRecord record) {
levels.add(record.getLevel());
}
});
Map<String, Object> variables = new HashMap<String, Object>();
final boolean[] isConnectorEnabledCalled = new boolean[1];
AbstractComponent component = new AbstractComponent() {
@Override
public boolean isConnectorEnabled() {
isConnectorEnabledCalled[0] = true;
return false;
}
};
variables.put("component", component);
DragAndDropService service = new DragAndDropService(
EasyMock.createMock(VaadinSession.class));
service.changeVariables(null, variables);
Assert.assertTrue("isConnectorEnabled() method is not called",
isConnectorEnabledCalled[0]);
Assert.assertTrue("No warning on drop from disabled source",
levels.contains(Level.WARNING));
}
@Test
public void changeVariables_isTargetConnectorEnabledCalled() {
final List<Level> levels = new ArrayList<Level>();
Logger.getLogger(DragAndDropService.class.getName()).addHandler(
new StreamHandler() {
@Override
public void publish(LogRecord record) {
levels.add(record.getLevel());
}
});
Map<String, Object> variables = new HashMap<String, Object>();
TestDropTarget target = new TestDropTarget();
variables.put("dhowner", target);
DragAndDropService service = new DragAndDropService(
EasyMock.createMock(VaadinSession.class));
service.changeVariables(null, variables);
Assert.assertTrue("isConnectorEnabled() method is not called",
target.isConnectorEnabledCalled());
Assert.assertTrue("No warning on drop to disabled target",
levels.contains(Level.WARNING));
}
private static class TestDropTarget extends AbstractComponent implements
com.vaadin.event.dd.DropTarget {
@Override
public boolean isConnectorEnabled() {
isConnectorEnabledCalled = true;
return false;
}
@Override
public DropHandler getDropHandler() {
return null;
}
@Override
public TargetDetails translateDropTargetDetails(
Map<String, Object> clientVariables) {
return null;
}
boolean isConnectorEnabledCalled() {
return isConnectorEnabledCalled;
}
private boolean isConnectorEnabledCalled;
}
}