/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.wicket;
import java.util.Map;
import java.util.Set;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.markup.parser.XmlTag;
import org.junit.Assert;
import org.junit.Test;
/**
* Tests for ClassAttributeModifier
*/
public class ClassAttributeModifierTest extends Assert
{
/**
* Adds two values
*/
@Test
public void addCssClasses()
{
ClassAttributeModifier cam = new ClassAttributeModifier()
{
@Override
protected Set<String> update(Set<String> oldClasses)
{
oldClasses.add("one");
oldClasses.add("two");
return oldClasses;
}
};
ComponentTag tag = createTag();
Map<String, Object> attributes = tag.getAttributes();
cam.replaceAttributeValue(null, tag);
String classes = (String) attributes.get(cam.getAttribute());
assertEquals("one two", classes);
}
/**
* Adds 'three' and removes 'two'
*/
@Test
public void addRemoveCssClasses()
{
ClassAttributeModifier cam = new ClassAttributeModifier()
{
@Override
protected Set<String> update(Set<String> oldClasses)
{
oldClasses.add("one");
oldClasses.remove("two");
oldClasses.add("three");
return oldClasses;
}
};
ComponentTag tag = createTag();
Map<String, Object> attributes = tag.getAttributes();
attributes.put(cam.getAttribute(), "one two ");
cam.replaceAttributeValue(null, tag);
String classes = (String) attributes.get(cam.getAttribute());
assertEquals("one three", classes);
}
/**
* Removes all CSS class values
*/
@Test
public void removeAllCssClasses()
{
ClassAttributeModifier cam = new ClassAttributeModifier()
{
@Override
protected Set<String> update(Set<String> oldClasses)
{
oldClasses.remove("one");
oldClasses.remove("two");
return oldClasses;
}
};
ComponentTag tag = createTag();
Map<String, Object> attributes = tag.getAttributes();
attributes.put(cam.getAttribute(), "two one");
cam.replaceAttributeValue(null, tag);
String classes = (String) attributes.get(cam.getAttribute());
assertNull(classes);
}
private ComponentTag createTag()
{
XmlTag xmlTag = new XmlTag();
ComponentTag tag = new ComponentTag(xmlTag);
tag.setId("ClassAttributeModifier");
tag.setName("test");
return tag;
}
}