| /** |
| * 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.flink.streaming.connectors.pulsar; |
| |
| import static org.testng.Assert.assertEquals; |
| import static org.testng.Assert.assertNotEquals; |
| |
| import java.util.concurrent.ConcurrentMap; |
| |
| import org.apache.pulsar.client.impl.PulsarClientImpl; |
| import org.apache.pulsar.client.impl.conf.ClientConfigurationData; |
| import org.mockito.Mockito; |
| import org.powermock.api.mockito.PowerMockito; |
| import org.testng.annotations.BeforeTest; |
| import org.testng.annotations.Test; |
| |
| /** |
| * Unit test of {@link CachedPulsarClient}. |
| */ |
| public class CachedPulsarClientTest { |
| |
| private static final String SERVICE_URL = "pulsar://localhost:6650"; |
| |
| @BeforeTest |
| public void clearCache() { |
| CachedPulsarClient.clear(); |
| } |
| |
| @Test |
| public void testShouldReturnSameInstanceWithSameParam() throws Exception { |
| PulsarClientImpl impl1 = Mockito.mock(PulsarClientImpl.class); |
| PulsarClientImpl impl2 = Mockito.mock(PulsarClientImpl.class); |
| |
| ClientConfigurationData conf1 = new ClientConfigurationData(); |
| conf1.setServiceUrl(SERVICE_URL); |
| |
| ClientConfigurationData conf2 = new ClientConfigurationData(); |
| conf2.setServiceUrl(SERVICE_URL); |
| |
| PowerMockito.whenNew(PulsarClientImpl.class) |
| .withArguments(conf1).thenReturn(impl1); |
| PowerMockito.whenNew(PulsarClientImpl.class) |
| .withArguments(conf2).thenReturn(impl2); |
| |
| PulsarClientImpl client1 = CachedPulsarClient.getOrCreate(conf1); |
| PulsarClientImpl client2 = CachedPulsarClient.getOrCreate(conf2); |
| PulsarClientImpl client3 = CachedPulsarClient.getOrCreate(conf1); |
| |
| assertEquals(client1, client2); |
| assertEquals(client1, client3); |
| |
| assertEquals(CachedPulsarClient.getAsMap().size(), 1); |
| } |
| |
| @Test |
| public void testShouldCloseTheCorrectClient() throws Exception { |
| PulsarClientImpl impl1 = Mockito.mock(PulsarClientImpl.class); |
| PulsarClientImpl impl2 = Mockito.mock(PulsarClientImpl.class); |
| |
| ClientConfigurationData conf1 = new ClientConfigurationData(); |
| conf1.setServiceUrl(SERVICE_URL); |
| |
| ClientConfigurationData conf2 = new ClientConfigurationData(); |
| conf2.setServiceUrl(SERVICE_URL); |
| conf2.setNumIoThreads(5); |
| |
| PowerMockito.whenNew(PulsarClientImpl.class) |
| .withArguments(conf1).thenReturn(impl1); |
| PowerMockito.whenNew(PulsarClientImpl.class) |
| .withArguments(conf2).thenReturn(impl2); |
| |
| PulsarClientImpl client1 = CachedPulsarClient.getOrCreate(conf1); |
| PulsarClientImpl client2 = CachedPulsarClient.getOrCreate(conf2); |
| |
| assertNotEquals(client1, client2); |
| |
| ConcurrentMap<ClientConfigurationData, PulsarClientImpl> map1 = CachedPulsarClient.getAsMap(); |
| assertEquals(map1.size(), 2); |
| |
| CachedPulsarClient.close(conf2); |
| |
| ConcurrentMap<ClientConfigurationData, PulsarClientImpl> map2 = CachedPulsarClient.getAsMap(); |
| assertEquals(map2.size(), 1); |
| |
| assertEquals(map2.values().iterator().next(), client1); |
| } |
| |
| @Test |
| public void getClientFromCacheShouldAlwaysReturnAnOpenedInstance() throws Exception { |
| PulsarClientImpl impl1 = Mockito.mock(PulsarClientImpl.class); |
| |
| ClientConfigurationData conf1 = new ClientConfigurationData(); |
| conf1.setServiceUrl(SERVICE_URL); |
| |
| PowerMockito.whenNew(PulsarClientImpl.class) |
| .withArguments(conf1).thenReturn(impl1); |
| |
| PulsarClientImpl client1 = CachedPulsarClient.getOrCreate(conf1); |
| |
| ConcurrentMap<ClientConfigurationData, PulsarClientImpl> map1 = CachedPulsarClient.getAsMap(); |
| assertEquals(map1.size(), 1); |
| |
| client1.getState().set(PulsarClientImpl.State.Closed); |
| |
| PulsarClientImpl client2 = CachedPulsarClient.getOrCreate(conf1); |
| |
| assertNotEquals(client1, client2); |
| |
| ConcurrentMap<ClientConfigurationData, PulsarClientImpl> map2 = CachedPulsarClient.getAsMap(); |
| assertEquals(map2.size(), 1); |
| } |
| } |