/*******************************************************************************
* Copyright (c) 2015 Tasktop Technologies and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* David Green - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.wikitext.util;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import java.io.StringReader;
import java.io.StringWriter;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.stax.StAXResult;
import javax.xml.transform.stream.StreamSource;
import org.eclipse.mylyn.wikitext.util.DefaultXmlStreamWriter;
import org.eclipse.mylyn.wikitext.util.XmlStreamWriter;
import org.eclipse.mylyn.wikitext.util.XmlStreamWriterAdapter;
import org.junit.Test;
import com.google.common.base.Throwables;
public class XmlStreamWriterAdapterTest {
private final StringWriter out = new StringWriter();
private final XmlStreamWriter delegate = new DefaultXmlStreamWriter(out);
private final XmlStreamWriterAdapter adapter = new XmlStreamWriterAdapter(delegate);
@Test
public void elementWithAttributes() {
adapter.writeStartDocument();
adapter.writeStartElement("test");
adapter.writeAttribute("a", "test");
adapter.writeAttribute("b", "test");
adapter.writeEndElement();
adapter.writeEndDocument();
adapter.close();
assertXml("<?xml version='1.0' ?><test a=\"test\" b=\"test\"></test>");
}
@Test
public void elementWithAttributesNs() {
adapter.setPrefix("pf", "uri:urn:test");
adapter.writeStartDocument("utf-8", "1.1");
adapter.writeStartElement("test");
adapter.writeNamespace("pf", "uri:urn:test");
adapter.writeAttribute("uri:urn:test", "a", "testv");
adapter.writeAttribute("b", "test");
adapter.writeEndElement();
adapter.writeEndDocument();
adapter.close();
assertXml("<?xml version='1.1' encoding='utf-8' ?><test xmlns:pf=\"uri:urn:test\" pf:a=\"testv\" b=\"test\"></test>");
}
@Test
public void elementStartDocumentWithVersion() {
adapter.writeStartDocument("1.1");
adapter.writeEmptyElement("test");
adapter.writeEndDocument();
adapter.close();
assertXml("<?xml version='1.1' ?><test/>");
}
@Test
public void integrationTestWithSimpleDocument() {
assertParseToXml("<?xml version='1.0' ?><test>abc</test>",
"<?xml version='1.0' encoding='utf-8' ?><test>abc</test>");
}
@Test
public void integrationTestWithMixedNamespaceAttributes() {
assertParseToXml("<?xml version='1.0' ?><test xmlns:pf=\"uri:urn:test\" pf:a=\"testv\" b=\"test\"></test>",
"<?xml version='1.0' ?><test xmlns:pf=\"uri:urn:test\" pf:a=\"testv\" b=\"test\"></test>");
}
@Test
public void integrationTestWithMixedNestedElements() {
assertParseToXml(
"<?xml version='1.0' ?><test><one><one.1>text 1.1</one.1><one.2>text 1.2</one.2></one><two>text 2</two></test>",
"<test><one><one.1>text 1.1</one.1><one.2>text 1.2</one.2></one><two>text 2</two></test>");
}
@Test
public void integrationTestWithComment() {
assertParseToXml("<?xml version='1.0' ?><html><!-- a comment --></html>",
"<?xml version='1.0' ?><html><!-- a comment --></html>");
}
@Test
public void integrationTestWithCData() {
assertParseToXml("<?xml version='1.0' ?><html><![CDATA[ <\n> ]]></html>",
"<?xml version='1.0' ?><html><![CDATA[ <\n> ]]></html>");
}
@Test
public void integrationTestWithDefaultNamespace() {
assertParseToXml("<?xml version='1.0' ?><html xmlns=\"uri:urn:test\"></html>",
"<?xml version='1.0' ?><html xmlns=\"uri:urn:test\"/>");
}
@Test
public void integrationTestWithEmptyElementAndNamespace() {
assertParseToXml("<?xml version='1.0' ?><x><a:y xmlns:a=\"test\"></a:y></x>",
"<?xml version='1.0' ?><x><a:y xmlns:a=\"test\"/></x>");
}
@Test
public void namespaces() {
assertNull(adapter.getPrefix("uri:urn:test"));
adapter.setPrefix("pf", "uri:urn:test");
assertEquals("pf", adapter.getPrefix("uri:urn:test"));
assertEquals("pf", adapter.getNamespaceContext().getPrefix("uri:urn:test"));
assertEquals("uri:urn:test", adapter.getNamespaceContext().getNamespaceURI("pf"));
assertEquals("pf", adapter.getNamespaceContext().getPrefixes("uri:urn:test").next());
}
@Test
public void defaultNamespace() {
adapter.setDefaultNamespace("uri:urn:test");
adapter.writeStartDocument();
adapter.writeEmptyElement("uri:urn:test", "test");
adapter.writeNamespace("", "uri:urn:test");
adapter.writeEndDocument();
adapter.close();
assertXml("<?xml version='1.0' ?><test xmlns=\"uri:urn:test\"/>");
}
@Test
public void entityReference() {
adapter.writeStartDocument();
adapter.writeStartElement("test");
adapter.writeCharacters("some text");
adapter.writeEntityRef("#xa");
adapter.writeEndElement();
adapter.writeEndDocument();
adapter.close();
assertXml("<?xml version='1.0' ?><test>some text
</test>");
}
@Test
public void emptyElementWithNamespace() {
adapter.writeStartDocument();
adapter.writeEmptyElement("a", "test", "uri:urn:a");
adapter.writeNamespace("a", "uri:urn:a");
adapter.writeEndDocument();
adapter.close();
assertXml("<?xml version='1.0' ?><a:test xmlns:a=\"uri:urn:a\"/>");
}
@Test
public void writeDefaultNamespace() {
adapter.writeStartDocument();
adapter.writeStartElement("uri:urn:a", "test");
adapter.writeDefaultNamespace("uri:urn:a");
adapter.writeCharacters("test it");
adapter.writeEndElement();
adapter.writeEndDocument();
adapter.close();
assertXml("<?xml version='1.0' ?><test xmlns=\"uri:urn:a\">test it</test>");
}
@Test
public void writeElementNsUriAndPrefix() {
adapter.writeStartDocument();
adapter.writeStartElement("p", "test", "uri:urn:a");
adapter.writeNamespace("p", "uri:urn:a");
adapter.writeCharacters("test it");
adapter.writeEndElement();
adapter.writeEndDocument();
adapter.close();
assertXml("<?xml version='1.0' ?><p:test xmlns:p=\"uri:urn:a\">test it</p:test>");
}
@Test
public void writeElementNsUri() {
adapter.setPrefix("p", "uri:urn:a");
adapter.writeStartDocument();
adapter.writeStartElement("uri:urn:a", "test");
adapter.writeNamespace("p", "uri:urn:a");
adapter.writeCharacters("test it");
adapter.writeEndElement();
adapter.writeEndDocument();
adapter.close();
assertXml("<?xml version='1.0' ?><p:test xmlns:p=\"uri:urn:a\">test it</p:test>");
}
private void assertParseToXml(String expectedResult, String input) {
try {
Transformer transformer = TransformerFactory.newInstance().newTransformer();
transformer.transform(new StreamSource(new StringReader(input)), new StAXResult(adapter));
} catch (Exception e) {
throw Throwables.propagate(e);
}
assertXml(expectedResult);
}
private void assertXml(String expected) {
assertEquals(expected, out.toString());
}
}