RepositoryFactoryTest.java

/*!
 * Copyright 2010 - 2015 Pentaho Corporation.  All rights reserved.
 *
 * Licensed 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.pentaho.di.repository.utils;

import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.pentaho.di.core.KettleEnvironment;
import org.pentaho.di.core.exception.KettleException;
import org.pentaho.di.repository.Repository;
import org.pentaho.platform.api.engine.ICacheManager;
import org.pentaho.platform.api.engine.IPentahoSession;
import org.pentaho.platform.engine.core.system.PentahoSessionHolder;
import org.pentaho.platform.engine.core.system.PentahoSystem;
import org.pentaho.platform.engine.core.system.StandaloneApplicationContext;
import org.pentaho.platform.engine.core.system.StandaloneSession;

import static org.hamcrest.CoreMatchers.sameInstance;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.junit.Assert.fail;
import static org.mockito.Mockito.*;

/**
 * Created by nbaker on 11/5/15.
 */
public class RepositoryFactoryTest {

  @BeforeClass
  public static void setup() throws Exception {
    PentahoSystem.init( new StandaloneApplicationContext( "", "" ) );
    KettleEnvironment.init();
  }

  @Before
  public void reset() {
    PentahoSystem.clearObjectFactory();
  }

  @Test
  public void testConnectNoSession() throws Exception {
    IRepositoryFactory.CachingRepositoryFactory cachingRepositoryFactory =
        new IRepositoryFactory.CachingRepositoryFactory();

    // Call with no Session, should throw Exception
    try {
      cachingRepositoryFactory.connect( "foo" );
      fail( "Should have thrown exception" );
    } catch ( KettleException expected ) {
    }

  }

  @Test
  public void testCachingFactoryConnect() throws Exception {
    ICacheManager cacheManager = mock( ICacheManager.class );
    PentahoSystem.registerObject( cacheManager );
    IPentahoSession session = new StandaloneSession( "joe" );
    PentahoSessionHolder.setSession( session );

    // Delegate is just a mock. connect will be a cache miss
    IRepositoryFactory mockFactory = mock( IRepositoryFactory.class );
    IRepositoryFactory.CachingRepositoryFactory cachingRepositoryFactory =
        new IRepositoryFactory.CachingRepositoryFactory( mockFactory );

    cachingRepositoryFactory.connect( "foo" );

    verify( mockFactory, times( 1 ) ).connect( "foo" );

    // Test with Cache Hit
    Repository mockRepository = mock( Repository.class );
    when( cacheManager.cacheEnabled( IRepositoryFactory.CachingRepositoryFactory.REGION ) ).thenReturn( true );
    when( cacheManager.getFromRegionCache( IRepositoryFactory.CachingRepositoryFactory.REGION, "joe" ) ).thenReturn(
        mockRepository );

    Repository repo = cachingRepositoryFactory.connect( "foo" );
    assertThat( repo, sameInstance( mockRepository ) );
  }

  @Test
  public void testDefaultFactoryConnect() throws Exception {

    IRepositoryFactory.DefaultRepositoryFactory repositoryFactory = new IRepositoryFactory.DefaultRepositoryFactory();
    repositoryFactory.setRepositoryId( "KettleFileRepository" );

    IPentahoSession session = new StandaloneSession( "joe" );
    PentahoSessionHolder.setSession( session );

    repositoryFactory.connect( "foo" );

  }

  @Test
  public void testFactoryRegisteredWithPentahoSystem() throws Exception {

    IRepositoryFactory defaultRepositoryFactory = IRepositoryFactory.DEFAULT;

    IRepositoryFactory repositoryFactoryFromPentahoSystem = PentahoSystem.get( IRepositoryFactory.class );
    assertThat( repositoryFactoryFromPentahoSystem, sameInstance( defaultRepositoryFactory ) );

  }
}