/**
* Copyright 2010 Molindo GmbH
*
* 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.wicketstuff.mergedresources.preprocess.css;
import junit.framework.TestCase;
import org.junit.Test;
import org.wicketstuff.mergedresources.ResourceSpec;
/**
* Tests for {@link CssUrlRewritingResourcePreProcessor}.
*/
public class CssUrlRewritingResourcePreProcessorTest extends TestCase {
/**
* Test Preprocessor helper method.
*/
private String testPreProcess(String cssFileName, String input) {
CssUrlRewritingResourcePreProcessor preprocessor = new CssUrlRewritingResourcePreProcessor();
ResourceSpec resourceSpec = new ResourceSpec(CssUrlRewritingResourcePreProcessorTest.class, cssFileName);
String result = preprocessor.preProcess(resourceSpec, input);
return result;
}
/**
* Test the preprocessor with empty input.
*/
@Test
public void testPreProcessEmpty() {
String actual = testPreProcess("test.css", "");
assertEquals("", actual);
}
/**
* Test the preprocessor with a valid relative url inside a CSS file (so
* should be replaced).
*/
@Test
public void testPreProcessValidRelativeUrl() {
String actual = testPreProcess("test.css", "url(res/test.png);");
String expected = "url(/resources/org.wicketstuff.mergedresources.preprocess.css.CssUrlRewritingResourcePreProcessorTest/res/test.png);";
assertEquals(expected, actual);
}
/**
* Test the preprocessor with multiple valid relative urls inside a CSS file
* (so should be replaced).
*/
@Test
public void testPreProcessValidRelativeMultipleUrls() {
String actual = testPreProcess("test.css", "url(res/test.png); \n\n url(res/test2.png);");
String expected = "url(/resources/org.wicketstuff.mergedresources.preprocess.css.CssUrlRewritingResourcePreProcessorTest/res/test.png); "
+ "\n\n"
+ " url(/resources/org.wicketstuff.mergedresources.preprocess.css.CssUrlRewritingResourcePreProcessorTest/res/test2.png);";
assertEquals(expected, actual);
}
/**
* Test the preprocessor with a valid absolute url (absolute, so should not
* be replaced).
*/
@Test
public void testPreProcessValidAbsoluteUrl() {
String actual = testPreProcess("test.css", "url(/test.png);");
String expected = "url(/test.png);";
assertEquals(expected, actual);
}
/**
* Test the preprocessor with a valid relative url inside a non CSS file (so
* should not be replaced!).
*/
@Test
public void testPreProcessValidRelativeUrlInsideJavascript() {
String actual = testPreProcess("test.js", "url(res/test.png);");
String expected = "url(res/test.png);";
assertEquals(expected, actual);
}
}