1 /* 2 * Copyright 2017 The gRPC Authors 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package io.grpc; 18 19 import static com.google.common.truth.Truth.assertThat; 20 import static org.mockito.Mockito.mock; 21 22 import io.grpc.NameResolver.ServiceConfigParser; 23 import java.lang.Thread.UncaughtExceptionHandler; 24 import java.util.concurrent.Executor; 25 import java.util.concurrent.Executors; 26 import java.util.concurrent.ScheduledExecutorService; 27 import org.junit.Test; 28 import org.junit.runner.RunWith; 29 import org.junit.runners.JUnit4; 30 31 /** Unit tests for the inner classes in {@link NameResolver}. */ 32 @RunWith(JUnit4.class) 33 public class NameResolverTest { 34 private final int defaultPort = 293; 35 private final ProxyDetector proxyDetector = mock(ProxyDetector.class); 36 private final SynchronizationContext syncContext = 37 new SynchronizationContext(mock(UncaughtExceptionHandler.class)); 38 private final ServiceConfigParser parser = mock(ServiceConfigParser.class); 39 private final ScheduledExecutorService scheduledExecutorService = 40 mock(ScheduledExecutorService.class); 41 private final ChannelLogger channelLogger = mock(ChannelLogger.class); 42 private final Executor executor = Executors.newSingleThreadExecutor(); 43 private final String overrideAuthority = "grpc.io"; 44 45 @Test args()46 public void args() { 47 NameResolver.Args args = createArgs(); 48 assertThat(args.getDefaultPort()).isEqualTo(defaultPort); 49 assertThat(args.getProxyDetector()).isSameInstanceAs(proxyDetector); 50 assertThat(args.getSynchronizationContext()).isSameInstanceAs(syncContext); 51 assertThat(args.getServiceConfigParser()).isSameInstanceAs(parser); 52 assertThat(args.getScheduledExecutorService()).isSameInstanceAs(scheduledExecutorService); 53 assertThat(args.getChannelLogger()).isSameInstanceAs(channelLogger); 54 assertThat(args.getOffloadExecutor()).isSameInstanceAs(executor); 55 assertThat(args.getOverrideAuthority()).isSameInstanceAs(overrideAuthority); 56 57 NameResolver.Args args2 = args.toBuilder().build(); 58 assertThat(args2.getDefaultPort()).isEqualTo(defaultPort); 59 assertThat(args2.getProxyDetector()).isSameInstanceAs(proxyDetector); 60 assertThat(args2.getSynchronizationContext()).isSameInstanceAs(syncContext); 61 assertThat(args2.getServiceConfigParser()).isSameInstanceAs(parser); 62 assertThat(args2.getScheduledExecutorService()).isSameInstanceAs(scheduledExecutorService); 63 assertThat(args2.getChannelLogger()).isSameInstanceAs(channelLogger); 64 assertThat(args2.getOffloadExecutor()).isSameInstanceAs(executor); 65 assertThat(args2.getOverrideAuthority()).isSameInstanceAs(overrideAuthority); 66 67 assertThat(args2).isNotSameInstanceAs(args); 68 assertThat(args2).isNotEqualTo(args); 69 } 70 createArgs()71 private NameResolver.Args createArgs() { 72 return NameResolver.Args.newBuilder() 73 .setDefaultPort(defaultPort) 74 .setProxyDetector(proxyDetector) 75 .setSynchronizationContext(syncContext) 76 .setServiceConfigParser(parser) 77 .setScheduledExecutorService(scheduledExecutorService) 78 .setChannelLogger(channelLogger) 79 .setOffloadExecutor(executor) 80 .setOverrideAuthority(overrideAuthority) 81 .build(); 82 } 83 } 84