/*
* 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.cocoon.stax;
import static org.junit.Assert.*;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import org.apache.cocoon.pipeline.NonCachingPipeline;
import org.apache.cocoon.pipeline.Pipeline;
import org.apache.cocoon.stax.component.IncludeTransformer;
import org.apache.cocoon.stax.component.XMLGenerator;
import org.apache.cocoon.stax.component.XMLSerializer;
import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.custommonkey.xmlunit.Diff;
import org.custommonkey.xmlunit.XMLUnit;
import org.junit.Test;
/**
* Contains unit tests for the include transformer.<br>
*
* It parses the input document for special include tags, which are replaced with a referenced
* documents.
*/
public class IncludeTransformerTest {
/**
* Shows a transformer including another document. Since the included document has to be
* referenced by an URL, it is copied to a temporary file.
*
* @exception Exception Is thrown if an error occurs loading the files or in the pipeline
* itself.
*/
@Test
public void testInclude() throws Exception {
File input = File.createTempFile("C3STAXINC_INPUT", ".xml");
File include = File.createTempFile("C3STAXINC_INCLUDE", ".xml");
input.deleteOnExit();
include.deleteOnExit();
IOUtils.copy(IncludeTransformerTest.class.getResourceAsStream("/org/apache/cocoon/stax/file_to_include.xml"),
new FileOutputStream(include));
String inputSource = IOUtils.toString(
IncludeTransformerTest.class.getResourceAsStream("/org/apache/cocoon/stax/includetest_input.xml"))
.replaceAll("file_to_include\\.xml", include.toURI().toURL().toString());
FileUtils.writeStringToFile(input, inputSource);
Pipeline<StAXPipelineComponent> pipe = new NonCachingPipeline<StAXPipelineComponent>();
pipe.addComponent(new XMLGenerator(new FileInputStream(input)));
pipe.addComponent(new IncludeTransformer());
pipe.addComponent(new XMLSerializer());
ByteArrayOutputStream out = new ByteArrayOutputStream();
pipe.setup(out);
pipe.execute();
out.close();
String correctOne = IOUtils.toString(IncludeTransformerTest.class
.getResourceAsStream("/org/apache/cocoon/stax/includetest_output.xml"));
XMLUnit.setIgnoreWhitespace(true);
Diff myDiff = new Diff(correctOne.toString(), new String(out.toByteArray()));
assertTrue("pieces of XML are similar " + myDiff, myDiff.similar());
}
}