/* * Copyright 2017 original author or authors. * * 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.springframework.cloud.reactive.socket; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.concurrent.ArrayBlockingQueue; import io.rsocket.util.PayloadImpl; import org.junit.Before; import org.junit.Test; import reactor.core.publisher.Flux; import reactor.core.publisher.Mono; import org.springframework.cloud.reactive.socket.annotation.OneWayMapping; import org.springframework.cloud.reactive.socket.annotation.Payload; import org.springframework.cloud.reactive.socket.annotation.RequestManyMapping; import org.springframework.cloud.reactive.socket.annotation.RequestOneMapping; import org.springframework.cloud.reactive.socket.annotation.RequestStreamMapping; import org.springframework.cloud.reactive.socket.common.User; import org.springframework.cloud.reactive.socket.converter.JacksonConverter; import org.springframework.cloud.reactive.socket.converter.SerializableConverter; import org.springframework.context.support.GenericApplicationContext; import org.springframework.util.MimeType; import static org.assertj.core.api.Assertions.assertThat; /** * @author Vinicius Carvalho */ public class DispatchHandlerTests { private DispatcherHandler handler = new DispatcherHandler(); private JacksonConverter converter = new JacksonConverter(); private ArrayBlockingQueue resultsQueue = new ArrayBlockingQueue(10); @Before public void setup() throws Exception{ GenericApplicationContext context = new GenericApplicationContext(); context.getBeanFactory().registerSingleton("simpleService",new SimpleReactiveService()); context.refresh(); this.handler.setApplicationContext(context); this.handler.afterPropertiesSet(); } @Test public void oneWayHandler() throws Exception{ User user = new User("Mary", "blue"); Mono<Void> result = this.handler.fireAndForget(new PayloadImpl(converter.write(user), getMetadataBytes(MimeType.valueOf("application/json") ,"/oneway"))); User output = (User) resultsQueue.poll(); assertThat(output).isEqualTo(user); } @Test public void oneWaySerializable() throws Exception { User user = new User("Mary", "blue"); SerializableConverter serializableConverter = new SerializableConverter(); Mono<Void> result = this.handler.fireAndForget(new PayloadImpl(serializableConverter.write(user), getMetadataBytes(MimeType.valueOf("application/java-serialized-object") ,"/onewaybinary"))); User output = (User) resultsQueue.poll(); assertThat(output).isEqualTo(user); } @Test public void oneWayWrongMimeType() throws Exception { User user = new User("Mary", "blue"); Mono<Void> result = this.handler.fireAndForget(new PayloadImpl(converter.write(user), getMetadataBytes(MimeType.valueOf("application/binary") ,"/oneway"))); result.doOnError(throwable -> resultsQueue.offer(throwable)).subscribe(); assertThat(resultsQueue.poll()).isInstanceOf(Throwable.class); } @Test public void requestOneHandler() throws Exception { User user = new User("Mary", "red"); Mono<io.rsocket.Payload> invocationResult = this.handler.requestResponse(new PayloadImpl(converter.write(user), getMetadataBytes(MimeType.valueOf("application/json") ,"/redblue"))); User result = invocationResult.map(payload -> { return (User)converter.read(payload.getDataUtf8().getBytes(), User.class); }).block(); assertThat("blue").isEqualTo(result.getFavoriteColor()); } @Test public void requestOneWrongPath() throws Exception { User user = new User("Mary", "red"); Mono<io.rsocket.Payload> invocationResult = this.handler.requestResponse(new PayloadImpl(converter.write(user), getMetadataBytes(MimeType.valueOf("application/json") ,"/notfound"))); invocationResult.doOnError(throwable -> { resultsQueue.offer(throwable);}).subscribe(); assertThat(resultsQueue.poll()).isInstanceOf(Throwable.class); } @Test public void requestMany() throws Exception { Integer count = 10; Flux<io.rsocket.Payload> invocationResult = this.handler.requestStream(new PayloadImpl(converter.write(count), getMetadataBytes(MimeType.valueOf("application/json") ,"/requestMany"))); List<Integer> results = invocationResult.map(payload -> (Integer)converter.read(payload.getDataUtf8().getBytes(), Integer.class) ).collectList().block(); assertThat(results).size().isEqualTo(10); } @Test public void requestStream() throws Exception { Flux<Integer> from = Flux.range(0,10); Flux<io.rsocket.Payload> payloadFlux = from.map(integer -> { return new PayloadImpl(converter.write(integer), getMetadataBytes(MimeType.valueOf("application/json") ,"/requestStream")); }); Flux<io.rsocket.Payload> invocationResult = this.handler.requestChannel(payloadFlux); List<Integer> results = invocationResult.map(payload -> { return (Integer)converter.read(payload.getDataUtf8().getBytes(),Integer.class); }).take(10).collectList().block(); assertThat(results).size().isEqualTo(10); } private byte[] getMetadataBytes(MimeType mimeType, String path) { Map<String, String> metadata = new HashMap<>(); metadata.put("PATH", path); metadata.put("MIME_TYPE", mimeType.toString()); return converter.write(metadata); } class SimpleReactiveService { @OneWayMapping(value = "/oneway", mimeType = "application/json") public void oneWay(User user){ DispatchHandlerTests.this.resultsQueue.offer(user); } @OneWayMapping("/onewaybinary") public void oneWayBinary(User user){ DispatchHandlerTests.this.resultsQueue.offer(user); } @RequestOneMapping(value = "/redblue", mimeType = "application/json") public User redOrBlue(String nothing, @Payload User user){ user.setFavoriteColor("blue"); return user; } @RequestManyMapping(value = "/requestMany", mimeType = "application/json") public Flux<Integer> range(Integer count){ return Flux.range(0, count); } @RequestStreamMapping(value = "/requestStream", mimeType = "application/json") public Flux<Integer> adder(Flux<Integer> input){ return input.map(integer -> integer+1); } } }