/*
* 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.synapse.util;
import java.io.StringReader;
import java.io.StringWriter;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLOutputFactory;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.impl.builder.StAXOMBuilder;
import org.apache.axiom.om.impl.serialize.StreamingOMSerializer;
import org.apache.synapse.util.WrappedTextNodeStreamReader;
import org.custommonkey.xmlunit.XMLTestCase;
public class WrappedTextNodeStreamReaderTest extends XMLTestCase {
//
// Tests that construct the Axiom tree and check the result
//
private void testUsingBuilder(QName wrapperElementName,
String testString,
int chunkSize) {
StringReader reader = new StringReader(testString);
XMLStreamReader xmlStreamReader
= new WrappedTextNodeStreamReader(wrapperElementName, reader, chunkSize);
OMElement element = new StAXOMBuilder(xmlStreamReader).getDocumentElement();
assertEquals(wrapperElementName, element.getQName());
assertEquals(wrapperElementName.getPrefix(), element.getQName().getPrefix());
assertEquals(testString, element.getText());
}
public void testShortStringUsingBuilder() {
testUsingBuilder(
new QName("urn:test", "test"),
"This is a test string for WrappedTextNodeStreamReader",
4096);
}
public void testLongStringUsingBuilder() {
// "Long" is relative to the chunk size
testUsingBuilder(
new QName("urn:test", "test"),
"This is a test string for WrappedTextNodeStreamReader",
10);
}
public void testWrapperElementWithoutNamespaceUsingBuilder() {
testUsingBuilder(
new QName("test"),
"This is a test string for WrappedTextNodeStreamReader",
4096);
}
public void testWrapperElementWithPrefixUsingBuilder() {
testUsingBuilder(
new QName("urn:test", "bar", "foo"),
"This is a test string for WrappedTextNodeStreamReader",
4096);
}
//
// Test that serialize the stream of XML events to plain XML and compare
// with the expected result.
//
private void testUsingSerializer(QName wrapperElementName,
String testString,
int chunkSize,
String expectedXML) throws Exception {
StringReader reader = new StringReader(testString);
XMLStreamReader xmlStreamReader
= new WrappedTextNodeStreamReader(wrapperElementName, reader, chunkSize);
StringWriter writer = new StringWriter();
XMLStreamWriter xmlStreamWriter
= XMLOutputFactory.newInstance().createXMLStreamWriter(writer);
new StreamingOMSerializer().serialize(xmlStreamReader, xmlStreamWriter);
xmlStreamWriter.flush();
assertXMLEqual(expectedXML, writer.toString());
}
public void testShortStringUsingSerializer() throws Exception {
String testString = "This is a test string for WrappedTextNodeStreamReader";
testUsingSerializer(
new QName("urn:test", "test"),
testString,
4096,
"<test xmlns=\"urn:test\">" + testString + "</test>");
}
public void testLongStringUsingSerializer() throws Exception {
String testString = "This is a test string for WrappedTextNodeStreamReader";
testUsingSerializer(
new QName("urn:test", "test"),
testString,
10,
"<test xmlns=\"urn:test\">" + testString + "</test>");
}
public void testStringWithAmpersandUsingSerializer() throws Exception {
testUsingSerializer(
new QName("urn:test", "test"),
"String containing ampersand (&)",
4096,
"<test xmlns=\"urn:test\">String containing ampersand (&)</test>");
}
//
// Tests that construct the Axiom tree, serialize it using serializeAndConsume and
// compare with the expected result.
//
private void testUsingSerializeAndConsume(QName wrapperElementName,
String testString,
int chunkSize,
String expectedXML) throws Exception {
StringReader reader = new StringReader(testString);
XMLStreamReader xmlStreamReader
= new WrappedTextNodeStreamReader(wrapperElementName, reader, chunkSize);
OMElement element = new StAXOMBuilder(xmlStreamReader).getDocumentElement();
StringWriter writer = new StringWriter();
element.serializeAndConsume(writer);
assertXMLEqual(expectedXML, writer.toString());
}
public void testShortStringUsingSerializeAndConsume() throws Exception {
String testString = "This is a test string for WrappedTextNodeStreamReader";
testUsingSerializeAndConsume(
new QName("urn:test", "test"),
testString,
4096,
"<test xmlns=\"urn:test\">" + testString + "</test>");
}
}