/* * 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 org.apache.wicket.markup.ComponentTag; import org.apache.wicket.markup.parser.XmlTag; import org.junit.Assert; import org.junit.Test; /** * Tests for StyleAttributeModifier */ public class StyleAttributeModifierTest extends Assert { /** * Adds two style properties */ @Test public void addCssStyles() { StyleAttributeModifier cam = new StyleAttributeModifier() { @Override protected Map<String, String> update(Map<String, String> oldStyles) { oldStyles.put("color", "white"); oldStyles.put("font-size", "9px"); return oldStyles; } }; ComponentTag tag = createTag(); Map<String, Object> attributes = tag.getAttributes(); cam.replaceAttributeValue(null, tag); String styles = (String) attributes.get(cam.getAttribute()); assertEquals("color:white;font-size:9px;", styles); } /** * Modifies one style, removes another and adds a new style */ @Test public void addRemoveCssStyles() { StyleAttributeModifier cam = new StyleAttributeModifier() { @Override protected Map<String, String> update(Map<String, String> oldStyles) { oldStyles.put("color", "black"); // modify the value oldStyles.remove("font-size"); // remove oldStyles.put("background-color", "red"); // add return oldStyles; } }; ComponentTag tag = createTag(); Map<String, Object> attributes = tag.getAttributes(); attributes.put(cam.getAttribute(), "color:white;font-size:9px;"); cam.replaceAttributeValue(null, tag); String classes = (String) attributes.get(cam.getAttribute()); assertEquals("color:black;background-color:red;", classes); } /** * Removes all CSS style values and the attribute itself */ @Test public void removeAllCssStyles() { StyleAttributeModifier cam = new StyleAttributeModifier() { @Override protected Map<String, String> update(Map<String, String> oldStyles) { oldStyles.remove("color"); oldStyles.remove("font-size"); return oldStyles; } }; ComponentTag tag = createTag(); Map<String, Object> attributes = tag.getAttributes(); attributes.put(cam.getAttribute(), "color:white ; font-size:99999px; "); 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("StyleAttributeModifier"); tag.setName("test"); return tag; } }