/*
* Encog(tm) Core Unit Tests v3.0 - Java Version
* http://www.heatonresearch.com/encog/
* http://code.google.com/p/encog-java/
* Copyright 2008-2011 Heaton Research, Inc.
*
* 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.
*
* For more information on Heaton Research copyrights, licenses
* and trademarks visit:
* http://www.heatonresearch.com/copyright
*/
package org.encog.bot.html;
import java.io.ByteArrayInputStream;
import org.encog.parse.tags.Tag;
import org.encog.parse.tags.read.ReadHTML;
import junit.framework.TestCase;
public class TestParseHTML extends TestCase {
public void testAttributeLess() throws Throwable
{
String html = "12<b>12</b>1";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
TestCase.assertTrue(parse.read()=='1');
TestCase.assertTrue(parse.read()=='2');
TestCase.assertTrue(parse.read()==0);
TestCase.assertTrue(parse.getTag().getName().equalsIgnoreCase("b"));
TestCase.assertTrue(parse.getTag().getType()==Tag.Type.BEGIN);
TestCase.assertTrue(parse.read()=='1');
TestCase.assertTrue(parse.read()=='2');
TestCase.assertTrue(parse.read()==0);
Tag tag = parse.getTag();
TestCase.assertTrue(tag.getName().equalsIgnoreCase("b"));
TestCase.assertTrue(tag.getType()==Tag.Type.END);
TestCase.assertEquals(tag.toString(),"</b>");
TestCase.assertTrue(parse.read()=='1');
}
public void testAttributes() throws Throwable
{
String html="<img src=\"picture.gif\" alt=\"A Picture\">";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
TestCase.assertTrue(parse.read()==0);
Tag tag = parse.getTag();
TestCase.assertNotNull(tag);
TestCase.assertTrue(tag.getName().equals("img"));
//TestCase.assertTrue(html.equals(tag.toString()));
TestCase.assertTrue(tag.getAttributeValue("src").equals("picture.gif"));
TestCase.assertTrue(tag.getAttributeValue("alt").equals("A Picture"));
}
public void testAttributesNoDELIM() throws Throwable
{
String html="<img src=picture.gif alt=APicture>";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
TestCase.assertTrue(parse.read()==0);
Tag tag = parse.getTag();
TestCase.assertNotNull(tag);
TestCase.assertTrue(tag.getName().equals("img"));
TestCase.assertTrue(tag.getAttributeValue("src").equals("picture.gif"));
TestCase.assertTrue(tag.getAttributeValue("alt").equals("APicture"));
}
public void testBoth() throws Throwable
{
String html="<br/>";
String htmlName = "br";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
TestCase.assertTrue(parse.read()==0);
Tag tag = parse.getTag();
TestCase.assertNotNull(tag);
TestCase.assertTrue(tag.getType()==Tag.Type.BEGIN);
TestCase.assertTrue(tag.getName().equals(htmlName));
parse.readToTag();
tag = parse.getTag();
TestCase.assertNotNull(tag);
TestCase.assertTrue(tag.getType()==Tag.Type.END);
TestCase.assertTrue(tag.getName().equals(htmlName));
}
public void testBothWithAttributes() throws Throwable
{
String html="<img src=\"picture.gif\" alt=\"A Picture\"/>";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
TestCase.assertTrue(parse.read()==0);
}
public void testComment() throws Throwable
{
String html="a<!-- Hello -->b";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
TestCase.assertTrue(parse.read()=='a');
TestCase.assertTrue(parse.read()==0);
TestCase.assertTrue(parse.read()=='b');
}
public void testScript() throws Throwable
{
String html="a<script>12</script>b";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
TestCase.assertTrue(parse.read()=='a');
TestCase.assertTrue(parse.read()==0);
TestCase.assertTrue(parse.read()=='1');
TestCase.assertTrue(parse.read()=='2');
TestCase.assertTrue(parse.read()==0);
TestCase.assertTrue(parse.read()=='b');
}
public void testScript2() throws Throwable
{
String html="a<script>1<2</script>b<br>";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
TestCase.assertTrue(parse.read()=='a');
TestCase.assertTrue(parse.read()==0);
TestCase.assertTrue(parse.read()=='1');
TestCase.assertTrue(parse.read()=='<');
TestCase.assertTrue(parse.read()=='2');
TestCase.assertTrue(parse.read()==0);
TestCase.assertTrue(parse.read()=='b');
TestCase.assertTrue(parse.read()==0);
}
public void testToString()
{
StringBuilder result = new StringBuilder();
String html="a<img src=\"picture.gif\" alt=\"A Picture\">b";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
parse.readToTag();
TestCase.assertTrue(parse.toString().indexOf("A Picture")!=-1);
}
public void testTagToString()
{
String html="<br/>";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
TestCase.assertTrue(parse.read()==0);
}
public void testSpecialCharacter() throws Throwable
{
String html = "<>A";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
TestCase.assertTrue(parse.read()=='<');
TestCase.assertTrue(parse.read()=='>');
TestCase.assertTrue(parse.read()=='A');
}
public void testSimpleAttribute() throws Throwable
{
String html = "<!DOCTYPE \"test\">";
ByteArrayInputStream bis = new ByteArrayInputStream(html.getBytes());
ReadHTML parse = new ReadHTML(bis);
TestCase.assertTrue(parse.read()==0);
Tag tag = parse.getTag();
TestCase.assertEquals(tag.toString(), html);
}
}