| /* |
| * 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.nifi.minifi.bootstrap.configuration; |
| |
| import org.apache.nifi.minifi.bootstrap.ConfigurationFileHolder; |
| import org.junit.After; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.mockito.Mockito; |
| |
| import java.io.InputStream; |
| import java.nio.ByteBuffer; |
| import java.util.Arrays; |
| import java.util.Collections; |
| import java.util.Properties; |
| |
| import static org.mockito.Mockito.verify; |
| |
| public class ConfigurationChangeCoordinatorTest { |
| |
| private ConfigurationChangeCoordinator coordinatorSpy; |
| private Properties properties = new Properties(); |
| |
| @Before |
| public void setUp() throws Exception { |
| coordinatorSpy = Mockito.spy(new ConfigurationChangeCoordinator()); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| coordinatorSpy.close(); |
| } |
| |
| @Test |
| public void testInit() throws Exception { |
| properties.put("nifi.minifi.notifier.ingestors", "org.apache.nifi.minifi.bootstrap.configuration.ingestors.RestChangeIngestor"); |
| final ConfigurationChangeListener testListener = Mockito.mock(ConfigurationChangeListener.class); |
| coordinatorSpy.initialize(properties, Mockito.mock(ConfigurationFileHolder.class), Collections.singleton(testListener)); |
| } |
| |
| @Test |
| public void testNotifyListeners() throws Exception { |
| final ConfigurationChangeListener testListener = Mockito.mock(ConfigurationChangeListener.class); |
| coordinatorSpy.initialize(properties, Mockito.mock(ConfigurationFileHolder.class), Collections.singleton(testListener)); |
| |
| Assert.assertEquals("Did not receive the correct number of registered listeners", coordinatorSpy.getChangeListeners().size(), 1); |
| |
| coordinatorSpy.notifyListeners(ByteBuffer.allocate(1)); |
| |
| verify(testListener, Mockito.atMost(1)).handleChange(Mockito.any(InputStream.class)); |
| } |
| |
| @Test |
| public void testRegisterListener() throws Exception { |
| final ConfigurationChangeListener firstListener = Mockito.mock(ConfigurationChangeListener.class); |
| coordinatorSpy.initialize(properties, Mockito.mock(ConfigurationFileHolder.class), Collections.singleton(firstListener)); |
| |
| Assert.assertEquals("Did not receive the correct number of registered listeners", coordinatorSpy.getChangeListeners().size(), 1); |
| |
| coordinatorSpy.initialize(properties, Mockito.mock(ConfigurationFileHolder.class), Arrays.asList(firstListener, firstListener)); |
| Assert.assertEquals("Did not receive the correct number of registered listeners", coordinatorSpy.getChangeListeners().size(), 1); |
| |
| final ConfigurationChangeListener secondListener = Mockito.mock(ConfigurationChangeListener.class); |
| coordinatorSpy.initialize(properties, Mockito.mock(ConfigurationFileHolder.class), Arrays.asList(firstListener, secondListener)); |
| Assert.assertEquals("Did not receive the correct number of registered listeners", coordinatorSpy.getChangeListeners().size(), 2); |
| |
| } |
| } |