/*
* 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.directory.server.core.interceptor;
import static org.junit.Assert.assertEquals;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.apache.directory.server.core.DefaultCoreSession;
import org.apache.directory.server.core.DirectoryService;
import org.apache.directory.server.core.LdapPrincipal;
import org.apache.directory.server.core.MockDirectoryService;
import org.apache.directory.server.core.MockInterceptor;
import org.apache.directory.server.core.interceptor.context.LookupOperationContext;
import org.apache.directory.server.core.invocation.InvocationStack;
import org.apache.directory.server.core.partition.ByPassConstants;
import org.apache.directory.shared.ldap.model.constants.AuthenticationLevel;
import org.apache.directory.shared.ldap.model.name.Dn;
import org.apache.directory.shared.ldap.model.schema.SchemaManager;
import org.apache.directory.shared.ldap.schemamanager.impl.DefaultSchemaManager;
import org.junit.After;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* Unit test cases for InterceptorChain methods which test bypass
* instructions in the chain.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class InterceptorChainTest
{
private static final int INTERCEPTOR_COUNT = 5;
private InterceptorChain chain;
List<MockInterceptor> interceptors = new ArrayList<MockInterceptor>( INTERCEPTOR_COUNT );
private static SchemaManager schemaManager;
@BeforeClass
public static void init() throws Exception
{
schemaManager = new DefaultSchemaManager();
}
@Before
public void setUp() throws Exception
{
chain = new InterceptorChain();
for ( int ii = 0; ii < INTERCEPTOR_COUNT; ii++ )
{
MockInterceptor interceptor = new MockInterceptor( Integer.toString( ii ), interceptors );
chain.addLast( interceptor );
}
}
@After
public void tearDown() throws Exception
{
chain = null;
interceptors.clear();
}
@Test
public void testNoBypass() throws Exception
{
Dn dn = new Dn( schemaManager, "ou=system" );
DirectoryService ds = new MockDirectoryService();
DefaultCoreSession session = new DefaultCoreSession( new LdapPrincipal( schemaManager, new Dn(schemaManager ), AuthenticationLevel.STRONG ),
ds );
LookupOperationContext lookupContext = new LookupOperationContext( session, dn );
InvocationStack.getInstance().push( lookupContext );
try
{
chain.lookup( lookupContext );
}
catch ( Exception e )
{
}
assertEquals( INTERCEPTOR_COUNT, interceptors.size() );
for ( int ii = 0; ii < INTERCEPTOR_COUNT; ii++ )
{
assertEquals( Integer.toString( ii ), interceptors.get( ii ).getName() );
}
}
@Test
public void testSingleBypass() throws Exception
{
Dn dn = new Dn( schemaManager, "ou=system" );
DirectoryService ds = new MockDirectoryService();
DefaultCoreSession session = new DefaultCoreSession( new LdapPrincipal( schemaManager, new Dn( schemaManager ), AuthenticationLevel.STRONG ),
ds );
LookupOperationContext lookupContext = new LookupOperationContext( session, dn );
lookupContext.setByPassed( Collections.singleton( "0" ) );
InvocationStack.getInstance().push( lookupContext );
try
{
chain.lookup( lookupContext );
}
catch ( Exception e )
{
}
assertEquals( INTERCEPTOR_COUNT - 1, interceptors.size() );
for ( int ii = 1; ii < INTERCEPTOR_COUNT; ii++ )
{
assertEquals( Integer.toString( ii ), interceptors.get( ii - 1 ).getName() );
}
}
@Test
public void testAdjacentDoubleBypass() throws Exception
{
Dn dn = new Dn( schemaManager, "ou=system" );
DirectoryService ds = new MockDirectoryService();
DefaultCoreSession session = new DefaultCoreSession( new LdapPrincipal( schemaManager, new Dn( schemaManager ), AuthenticationLevel.STRONG ),
ds );
LookupOperationContext lookupContext = new LookupOperationContext( session, dn );
Set<String> bypass = new HashSet<String>();
bypass.add( "0" );
bypass.add( "1" );
lookupContext.setByPassed( bypass );
InvocationStack.getInstance().push( lookupContext );
try
{
chain.lookup( lookupContext );
}
catch ( Exception e )
{
}
assertEquals( INTERCEPTOR_COUNT - 2, interceptors.size() );
for ( int ii = 2; ii < INTERCEPTOR_COUNT; ii++ )
{
assertEquals( Integer.toString( ii ), interceptors.get( ii - 2 ).getName() );
}
}
@Test
public void testFrontAndBackDoubleBypass() throws Exception
{
Dn dn = new Dn( schemaManager, "ou=system" );
DirectoryService ds = new MockDirectoryService();
DefaultCoreSession session = new DefaultCoreSession( new LdapPrincipal( schemaManager, new Dn( schemaManager ), AuthenticationLevel.STRONG ),
ds );
LookupOperationContext lookupContext = new LookupOperationContext( session, dn );
Set<String> bypass = new HashSet<String>();
bypass.add( "0" );
bypass.add( "4" );
lookupContext.setByPassed( bypass );
InvocationStack.getInstance().push( lookupContext );
try
{
chain.lookup( lookupContext );
}
catch ( Exception e )
{
}
assertEquals( INTERCEPTOR_COUNT - 2, interceptors.size() );
assertEquals( "1", interceptors.get( 0 ).getName() );
assertEquals( "2", interceptors.get( 1 ).getName() );
assertEquals( "3", interceptors.get( 2 ).getName() );
}
@Test
public void testDoubleBypass() throws Exception
{
Dn dn = new Dn( schemaManager, "ou=system" );
DirectoryService ds = new MockDirectoryService();
DefaultCoreSession session = new DefaultCoreSession( new LdapPrincipal( schemaManager, new Dn( schemaManager ), AuthenticationLevel.STRONG ),
ds );
LookupOperationContext lookupContext = new LookupOperationContext( session, dn );
Set<String> bypass = new HashSet<String>();
bypass.add( "1" );
bypass.add( "3" );
lookupContext.setByPassed( bypass );
InvocationStack.getInstance().push( lookupContext );
try
{
chain.lookup( lookupContext );
}
catch ( Exception e )
{
}
assertEquals( INTERCEPTOR_COUNT - 2, interceptors.size() );
assertEquals( "0", interceptors.get( 0 ).getName() );
assertEquals( "2", interceptors.get( 1 ).getName() );
assertEquals( "4", interceptors.get( 2 ).getName() );
}
@Test
public void testCompleteBypass() throws Exception
{
Dn dn = new Dn( schemaManager, "ou=system" );
DirectoryService ds = new MockDirectoryService( 0 );
DefaultCoreSession session = new DefaultCoreSession( new LdapPrincipal( schemaManager, new Dn( schemaManager ), AuthenticationLevel.STRONG ),
ds );
LookupOperationContext lookupContext = new LookupOperationContext( session, dn );
lookupContext.setByPassed( ByPassConstants.BYPASS_ALL_COLLECTION );
InvocationStack.getInstance().push( lookupContext );
try
{
chain.lookup( lookupContext );
}
catch ( Exception e )
{
}
assertEquals( 0, interceptors.size() );
}
}