/*! ******************************************************************************
*
* Pentaho Data Integration
*
* Copyright (C) 2016 by Pentaho : http://www.pentaho.com
*
*******************************************************************************
*
* 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
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package org.pentaho.di.core.lifecycle;
import org.junit.Before;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.stubbing.Answer;
import org.pentaho.di.core.plugins.KettleLifecyclePluginType;
import org.pentaho.di.core.plugins.PluginInterface;
import org.pentaho.di.core.plugins.PluginRegistry;
import org.pentaho.di.core.plugins.PluginTypeListener;
import java.util.ArrayList;
import java.util.List;
import static org.junit.Assert.assertNotNull;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.doNothing;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
import static org.mockito.Mockito.when;
public class KettleLifecycleSupportTest {
private PluginRegistry registry;
private List<PluginInterface> registeredPlugins;
private ArgumentCaptor<PluginTypeListener> typeListenerRegistration;
@Before
public void setUpPluginRegistry() throws Exception {
// Intercept access to registry
registry = LifecycleSupport.registry = KettleLifecycleSupport.registry = mock( PluginRegistry.class );
registeredPlugins = new ArrayList<PluginInterface>();
when( registry.getPlugins( KettleLifecyclePluginType.class ) ).thenReturn( registeredPlugins );
typeListenerRegistration = ArgumentCaptor.forClass( PluginTypeListener.class );
doNothing().when( registry ).addPluginListener( eq( KettleLifecyclePluginType.class ), typeListenerRegistration.capture() );
}
@Test
public void testOnEnvironmentInit() throws Exception {
final List<KettleLifecycleListener> listeners = new ArrayList<KettleLifecycleListener>();
listeners.add( createLifecycleListener() );
KettleLifecycleSupport kettleLifecycleSupport = new KettleLifecycleSupport();
assertNotNull( typeListenerRegistration.getValue() );
KettleLifecycleListener preInit = createLifecycleListener();
listeners.add( preInit );
doAnswer( new Answer() {
@Override public Object answer( InvocationOnMock invocation ) throws Throwable {
listeners.add( createLifecycleListener() );
return null;
}
} ).when( preInit ).onEnvironmentInit();
verifyNoMoreInteractions( listeners.toArray() );
// Init environment
kettleLifecycleSupport.onEnvironmentInit();
for ( KettleLifecycleListener listener : listeners ) {
verify( listener ).onEnvironmentInit();
}
verifyNoMoreInteractions( listeners.toArray() );
KettleLifecycleListener postInit = createLifecycleListener();
verify( postInit ).onEnvironmentInit();
verifyNoMoreInteractions( listeners.toArray() );
}
private KettleLifecycleListener createLifecycleListener() throws org.pentaho.di.core.exception.KettlePluginException {
PluginInterface pluginInterface = mock( PluginInterface.class );
KettleLifecycleListener kettleLifecycleListener = mock( KettleLifecycleListener.class );
registeredPlugins.add( pluginInterface );
when( registry.loadClass( pluginInterface, KettleLifecycleListener.class ) ).thenReturn( kettleLifecycleListener );
when( registry.loadClass( pluginInterface ) ).thenReturn( kettleLifecycleListener );
if ( !typeListenerRegistration.getAllValues().isEmpty() ) {
typeListenerRegistration.getValue().pluginAdded( pluginInterface );
}
return kettleLifecycleListener;
}
}