/*
* 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.tika.sax;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import org.xml.sax.ContentHandler;
import org.xml.sax.helpers.AttributesImpl;
public class SerializerTest {
@Test
public void testToTextContentHandler() throws Exception {
assertStartDocument("", new ToTextContentHandler());
assertCharacters("content", new ToTextContentHandler());
assertCharacterEscaping("<&\">", new ToTextContentHandler());
assertIgnorableWhitespace(" \t\r\n", new ToTextContentHandler());
assertEmptyElement("", new ToTextContentHandler());
assertEmptyElementWithAttributes("", new ToTextContentHandler());
assertEmptyElementWithAttributeEscaping("", new ToTextContentHandler());
assertElement("content", new ToTextContentHandler());
assertElementWithAttributes("content", new ToTextContentHandler());
}
@Test
public void testToXMLContentHandler() throws Exception {
assertStartDocument("", new ToXMLContentHandler());
assertStartDocument(
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n",
new ToXMLContentHandler("UTF-8"));
assertCharacters("content", new ToXMLContentHandler());
assertCharacterEscaping("<&\">", new ToXMLContentHandler());
assertIgnorableWhitespace(" \t\r\n", new ToXMLContentHandler());
assertEmptyElement("<br />", new ToXMLContentHandler());
assertEmptyElementWithAttributes(
"<meta name=\"foo\" value=\"bar\" />",
new ToXMLContentHandler());
assertEmptyElementWithAttributeEscaping(
"<p class=\"<&">\" />",
new ToXMLContentHandler());
assertElement("<p>content</p>", new ToXMLContentHandler());
assertElementWithAttributes(
"<p class=\"test\">content</p>",
new ToXMLContentHandler());
}
@Test
public void testToHTMLContentHandler() throws Exception {
assertStartDocument("", new ToHTMLContentHandler());
assertCharacters("content", new ToHTMLContentHandler());
assertCharacterEscaping("<&\">", new ToHTMLContentHandler());
assertIgnorableWhitespace(" \t\r\n", new ToHTMLContentHandler());
assertEmptyElement("<br>", new ToHTMLContentHandler());
assertEmptyElementWithAttributes(
"<meta name=\"foo\" value=\"bar\">",
new ToHTMLContentHandler());
assertEmptyElementWithAttributeEscaping(
"<p class=\"<&">\"></p>",
new ToHTMLContentHandler());
assertElement("<p>content</p>", new ToHTMLContentHandler());
assertElementWithAttributes(
"<p class=\"test\">content</p>",
new ToHTMLContentHandler());
}
private void assertStartDocument(String expected, ContentHandler handler)
throws Exception {
handler.startDocument();
assertEquals(expected, handler.toString());
}
private void assertCharacters(String expected, ContentHandler handler)
throws Exception {
handler.characters("content".toCharArray(), 0, 7);
assertEquals(expected, handler.toString());
}
private void assertCharacterEscaping(
String expected, ContentHandler handler) throws Exception {
handler.characters("<&\">".toCharArray(), 0, 4);
assertEquals(expected, handler.toString());
}
private void assertIgnorableWhitespace(
String expected, ContentHandler handler) throws Exception {
handler.ignorableWhitespace(" \t\r\n".toCharArray(), 0, 4);
assertEquals(expected, handler.toString());
}
private void assertEmptyElement(String expected, ContentHandler handler)
throws Exception {
AttributesImpl attributes = new AttributesImpl();
handler.startElement("", "br", "br", attributes);
handler.endElement("", "br", "br");
assertEquals(expected, handler.toString());
}
private void assertEmptyElementWithAttributes(
String expected, ContentHandler handler) throws Exception {
AttributesImpl attributes = new AttributesImpl();
attributes.addAttribute("", "name", "name", "CDATA", "foo");
attributes.addAttribute("", "value", "value", "CDATA", "bar");
handler.startElement("", "meta", "meta", attributes);
handler.endElement("", "meta", "meta");
assertEquals(expected, handler.toString());
}
private void assertEmptyElementWithAttributeEscaping(
String expected, ContentHandler handler) throws Exception {
AttributesImpl attributes = new AttributesImpl();
attributes.addAttribute("", "class", "class", "CDATA", "<&\">");
handler.startElement("", "p", "p", attributes);
handler.endElement("", "p", "p");
assertEquals(expected, handler.toString());
}
private void assertElement(
String expected, ContentHandler handler) throws Exception {
AttributesImpl attributes = new AttributesImpl();
handler.startElement("", "p", "p", attributes);
handler.characters("content".toCharArray(), 0, 7);
handler.endElement("", "p", "p");
assertEquals(expected, handler.toString());
}
private void assertElementWithAttributes(
String expected, ContentHandler handler) throws Exception {
AttributesImpl attributes = new AttributesImpl();
attributes.addAttribute("", "class", "class", "CDATA", "test");
handler.startElement("", "p", "p", attributes);
handler.characters("content".toCharArray(), 0, 7);
handler.endElement("", "p", "p");
assertEquals(expected, handler.toString());
}
}