/**
* Licensed to DigitalPebble Ltd under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* DigitalPebble 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 com.digitalpebble.stormcrawler.filtering;
import java.net.MalformedURLException;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import org.junit.Assert;
import org.junit.Test;
import com.digitalpebble.stormcrawler.Metadata;
import com.digitalpebble.stormcrawler.filtering.depth.MaxDepthFilter;
import com.digitalpebble.stormcrawler.util.MetadataTransfer;
import com.fasterxml.jackson.databind.node.JsonNodeFactory;
import com.fasterxml.jackson.databind.node.ObjectNode;
public class MaxDepthFilterTest {
private URLFilter createFilter(String key, int value) {
MaxDepthFilter filter = new MaxDepthFilter();
ObjectNode filterParams = new ObjectNode(JsonNodeFactory.instance);
filterParams.put(key, value);
Map<String, Object> conf = new HashMap<>();
filter.configure(conf, filterParams);
return filter;
}
@Test
public void testDepthZero() throws MalformedURLException {
URLFilter filter = createFilter("maxDepth", 0);
URL url = new URL("http://www.sourcedomain.com/");
Metadata metadata = new Metadata();
String filterResult = filter
.filter(url, metadata, url.toExternalForm());
Assert.assertEquals(null, filterResult);
}
@Test
public void testDepth() throws MalformedURLException {
URLFilter filter = createFilter("maxDepth", 2);
URL url = new URL("http://www.sourcedomain.com/");
Metadata metadata = new Metadata();
metadata.setValue(MetadataTransfer.depthKeyName, "2");
String filterResult = filter
.filter(url, metadata, url.toExternalForm());
Assert.assertEquals(null, filterResult);
}
@Test
public void testCustomDepthZero() throws MalformedURLException {
URLFilter filter = createFilter("maxDepth", 3);
URL url = new URL("http://www.sourcedomain.com/");
Metadata metadata = new Metadata();
metadata.setValue(MetadataTransfer.maxDepthKeyName, "0");
String filterResult = filter
.filter(url, metadata, url.toExternalForm());
Assert.assertEquals(null, filterResult);
}
@Test
public void testCustomDepth() throws MalformedURLException {
URLFilter filter = createFilter("maxDepth", 1);
URL url = new URL("http://www.sourcedomain.com/");
Metadata metadata = new Metadata();
metadata.setValue(MetadataTransfer.maxDepthKeyName, "2");
metadata.setValue(MetadataTransfer.depthKeyName, "1");
String filterResult = filter
.filter(url, metadata, url.toExternalForm());
Assert.assertEquals(url.toExternalForm(), filterResult);
}
}