/*
* 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.nutch.net;
import java.net.MalformedURLException;
import org.apache.hadoop.conf.Configuration;
import org.apache.nutch.util.NutchConfiguration;
import org.junit.Assert;
import org.junit.Test;
public class TestURLNormalizers {
@Test
public void testURLNormalizers() {
Configuration conf = NutchConfiguration.create();
String clazz1 = "org.apache.nutch.net.urlnormalizer.regex.RegexURLNormalizer";
String clazz2 = "org.apache.nutch.net.urlnormalizer.basic.BasicURLNormalizer";
conf.set("urlnormalizer.order", clazz1 + " " + clazz2);
URLNormalizers normalizers = new URLNormalizers(conf,
URLNormalizers.SCOPE_DEFAULT);
Assert.assertNotNull(normalizers);
try {
normalizers.normalize("http://www.example.com/",
URLNormalizers.SCOPE_DEFAULT);
} catch (MalformedURLException mue) {
Assert.fail(mue.toString());
}
// NUTCH-1011 - Get rid of superfluous slashes
try {
String normalizedSlashes = normalizers.normalize(
"http://www.example.com//path/to//somewhere.html",
URLNormalizers.SCOPE_DEFAULT);
Assert.assertEquals(normalizedSlashes,
"http://www.example.com/path/to/somewhere.html");
} catch (MalformedURLException mue) {
Assert.fail(mue.toString());
}
// HostNormalizer NUTCH-1319
try {
String normalizedHost = normalizers.normalize(
"http://www.example.org//path/to//somewhere.html",
URLNormalizers.SCOPE_DEFAULT);
Assert.assertEquals(normalizedHost,
"http://www.example.org/path/to/somewhere.html");
} catch (MalformedURLException mue) {
Assert.fail(mue.toString());
}
// check the order
int pos1 = -1, pos2 = -1;
URLNormalizer[] impls = normalizers
.getURLNormalizers(URLNormalizers.SCOPE_DEFAULT);
for (int i = 0; i < impls.length; i++) {
if (impls[i].getClass().getName().equals(clazz1))
pos1 = i;
if (impls[i].getClass().getName().equals(clazz2))
pos2 = i;
}
if (pos1 != -1 && pos2 != -1) {
Assert.assertTrue("RegexURLNormalizer before BasicURLNormalizer",
pos1 < pos2);
}
}
}