/**
* 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.hostmap.impl;
import org.apache.commons.io.IOUtils;
import org.apache.hadoop.gateway.deploy.DeploymentContext;
import org.apache.hadoop.gateway.deploy.ProviderDeploymentContributor;
import org.apache.hadoop.gateway.filter.rewrite.impl.UrlRewriteRulesDescriptorImpl;
import org.apache.hadoop.gateway.hostmap.api.HostmapFunctionDescriptor;
import org.apache.hadoop.gateway.topology.Provider;
import org.easymock.EasyMock;
import org.jboss.shrinkwrap.api.Node;
import org.jboss.shrinkwrap.api.ShrinkWrap;
import org.jboss.shrinkwrap.api.spec.WebArchive;
import org.junit.Test;
import java.io.IOException;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.ServiceLoader;
import static org.hamcrest.CoreMatchers.containsString;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.junit.Assert.fail;
public class HostmapDeploymentContributorTest {
@Test
public void testServiceLoader() throws Exception {
ServiceLoader loader = ServiceLoader.load( ProviderDeploymentContributor.class );
Iterator iterator = loader.iterator();
assertThat( "Service iterator empty.", iterator.hasNext() );
while( iterator.hasNext() ) {
Object object = iterator.next();
if( object instanceof HostmapDeploymentContributor ) {
return;
}
}
fail( "Failed to find " + HostmapDeploymentContributor.class.getName() + " via service loader." );
}
@Test
public void testDeployment() throws IOException {
WebArchive webArchive = ShrinkWrap.create( WebArchive.class, "test-acrhive" );
UrlRewriteRulesDescriptorImpl rewriteRules = new UrlRewriteRulesDescriptorImpl();
Map<String,String> providerParams = new HashMap<String, String>();
providerParams.put( "test-host-external", "test-host-internal" );
Provider provider = new Provider();
provider.setEnabled( true );
provider.setName( "hostmap" );
provider.setParams( providerParams );
DeploymentContext context = EasyMock.createNiceMock( DeploymentContext.class );
EasyMock.expect( context.getDescriptor( "rewrite" ) ).andReturn( rewriteRules ).anyTimes();
EasyMock.expect( context.getWebArchive() ).andReturn( webArchive ).anyTimes();
EasyMock.replay( context );
HostmapDeploymentContributor contributor = new HostmapDeploymentContributor();
assertThat( contributor.getRole(), is("hostmap") );
assertThat( contributor.getName(), is( "static" ) );
// Just make sure it doesn't blow up.
contributor.contributeFilter( null, null, null, null, null );
// Just make sure it doesn't blow up.
contributor.initializeContribution( context );
contributor.contributeProvider( context, provider );
HostmapFunctionDescriptor funcDesc = rewriteRules.getFunction( "hostmap" );
assertThat( funcDesc.config(), is( "/WEB-INF/hostmap.txt" ) );
Node node = webArchive.get( "/WEB-INF/hostmap.txt" );
String asset = IOUtils.toString( node.getAsset().openStream() );
assertThat( asset, containsString( "test-host-external=test-host-internal" ) );
// Just make sure it doesn't blow up.
contributor.finalizeContribution( context );
}
}