/**
* 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.hadoop.gateway.topology.xml;
import org.apache.commons.digester3.Digester;
import org.apache.commons.digester3.binder.DigesterLoader;
import org.apache.hadoop.gateway.topology.Provider;
import org.apache.hadoop.gateway.topology.Service;
import org.apache.hadoop.gateway.topology.Topology;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.xml.sax.SAXException;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import static org.apache.commons.digester3.binder.DigesterLoader.newLoader;
import static org.hamcrest.core.Is.is;
import static org.hamcrest.core.IsNull.notNullValue;
import static org.junit.Assert.assertThat;
public class TopologyRulesModuleTest {
private static DigesterLoader loader;
@Before
public void setUp() throws Exception {
loader = newLoader( new XmlTopologyRules() );
}
@After
public void tearDown() throws Exception {
}
@Test
public void testParseSimpleTopologyXml() throws IOException, SAXException {
Digester digester = loader.newDigester();
String name = "org/apache/hadoop/gateway/topology/xml/simple-topology.xml";
URL url = ClassLoader.getSystemResource( name );
assertThat( "Failed to find URL for resource " + name, url, notNullValue() );
File file = new File( url.getFile() );
Topology topology = digester.parse( url );
assertThat( "Failed to parse resource " + name, topology, notNullValue() );
topology.setTimestamp( file.lastModified() );
assertThat( topology.getName(), is( "topology" ) );
assertThat( topology.getTimestamp(), is( file.lastModified() ) );
assertThat( topology.getServices().size(), is( 1 ) );
Service comp = topology.getServices().iterator().next();
assertThat( comp, notNullValue() );
assertThat( comp.getRole(), is( "NAMENODE" ) );
assertThat( comp.getUrl(), is( new URL( "http://host:80/webhdfs/v1" ) ) );
Provider provider = topology.getProviders().iterator().next();
assertThat( provider, notNullValue() );
assertThat( provider.isEnabled(), is(true) );
assertThat( provider.getRole(), is( "authentication" ) );
assertThat( provider.getParams().size(), is(5));
}
}