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| 1 | +/* |
| 2 | + * Copyright 2015-2018 the original author or 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.rsocket.integration; |
| 18 | + |
| 19 | +import static org.assertj.core.api.Assertions.assertThat; |
| 20 | + |
| 21 | +import io.rsocket.AbstractRSocket; |
| 22 | +import io.rsocket.Payload; |
| 23 | +import io.rsocket.RSocket; |
| 24 | +import io.rsocket.RSocketFactory; |
| 25 | +import io.rsocket.transport.netty.client.TcpClientTransport; |
| 26 | +import io.rsocket.transport.netty.server.CloseableChannel; |
| 27 | +import io.rsocket.transport.netty.server.TcpServerTransport; |
| 28 | +import io.rsocket.util.DefaultPayload; |
| 29 | +import io.rsocket.util.RSocketProxy; |
| 30 | +import java.util.concurrent.ThreadLocalRandom; |
| 31 | +import org.junit.jupiter.api.AfterEach; |
| 32 | +import org.junit.jupiter.api.BeforeEach; |
| 33 | +import org.junit.jupiter.api.Test; |
| 34 | +import reactor.core.publisher.Flux; |
| 35 | +import reactor.core.publisher.Mono; |
| 36 | + |
| 37 | +public class FragmentTest { |
| 38 | + private static final int frameSize = 128; |
| 39 | + private AbstractRSocket handler; |
| 40 | + private CloseableChannel server; |
| 41 | + private String message = null; |
| 42 | + private String metaData = null; |
| 43 | + |
| 44 | + @BeforeEach |
| 45 | + public void startup() { |
| 46 | + int randomPort = ThreadLocalRandom.current().nextInt(10_000, 20_000); |
| 47 | + StringBuilder message = new StringBuilder(); |
| 48 | + StringBuilder metaData = new StringBuilder(); |
| 49 | + for (int i = 0; i < 100; i++) { |
| 50 | + message.append("RESPONSE "); |
| 51 | + metaData.append("METADATA "); |
| 52 | + } |
| 53 | + this.message = message.toString(); |
| 54 | + this.metaData = metaData.toString(); |
| 55 | + TcpServerTransport serverTransport = TcpServerTransport.create(randomPort); |
| 56 | + server = |
| 57 | + RSocketFactory.receive() |
| 58 | + .fragment(frameSize) |
| 59 | + .acceptor((setup, sendingSocket) -> Mono.just(new RSocketProxy(handler))) |
| 60 | + .transport(serverTransport) |
| 61 | + .start() |
| 62 | + .block(); |
| 63 | + } |
| 64 | + |
| 65 | + private RSocket buildClient() { |
| 66 | + return RSocketFactory.connect() |
| 67 | + .fragment(frameSize) |
| 68 | + .transport(TcpClientTransport.create(server.address())) |
| 69 | + .start() |
| 70 | + .block(); |
| 71 | + } |
| 72 | + |
| 73 | + @AfterEach |
| 74 | + public void cleanup() { |
| 75 | + server.dispose(); |
| 76 | + } |
| 77 | + |
| 78 | + @Test |
| 79 | + void testFragmentNoMetaData() { |
| 80 | + System.out.println( |
| 81 | + "-------------------------------------------------testFragmentNoMetaData-------------------------------------------------"); |
| 82 | + handler = |
| 83 | + new AbstractRSocket() { |
| 84 | + @Override |
| 85 | + public Flux<Payload> requestStream(Payload payload) { |
| 86 | + String request = payload.getDataUtf8(); |
| 87 | + String metaData = payload.getMetadataUtf8(); |
| 88 | + System.out.println("request message: " + request); |
| 89 | + System.out.println("request metadata: " + metaData); |
| 90 | + |
| 91 | + return Flux.just(DefaultPayload.create(request)); |
| 92 | + } |
| 93 | + }; |
| 94 | + |
| 95 | + RSocket client = buildClient(); |
| 96 | + |
| 97 | + System.out.println("original message: " + message); |
| 98 | + System.out.println("original metadata: " + metaData); |
| 99 | + Payload payload = client.requestStream(DefaultPayload.create(message)).blockLast(); |
| 100 | + System.out.println("response message: " + payload.getDataUtf8()); |
| 101 | + System.out.println("response metadata: " + payload.getMetadataUtf8()); |
| 102 | + |
| 103 | + assertThat(message).isEqualTo(payload.getDataUtf8()); |
| 104 | + } |
| 105 | + |
| 106 | + @Test |
| 107 | + void testFragmentRequestMetaDataOnly() { |
| 108 | + System.out.println( |
| 109 | + "-------------------------------------------------testFragmentRequestMetaDataOnly-------------------------------------------------"); |
| 110 | + handler = |
| 111 | + new AbstractRSocket() { |
| 112 | + @Override |
| 113 | + public Flux<Payload> requestStream(Payload payload) { |
| 114 | + String request = payload.getDataUtf8(); |
| 115 | + String metaData = payload.getMetadataUtf8(); |
| 116 | + System.out.println("request message: " + request); |
| 117 | + System.out.println("request metadata: " + metaData); |
| 118 | + |
| 119 | + return Flux.just(DefaultPayload.create(request)); |
| 120 | + } |
| 121 | + }; |
| 122 | + |
| 123 | + RSocket client = buildClient(); |
| 124 | + |
| 125 | + System.out.println("original message: " + message); |
| 126 | + System.out.println("original metadata: " + metaData); |
| 127 | + Payload payload = client.requestStream(DefaultPayload.create(message, metaData)).blockLast(); |
| 128 | + System.out.println("response message: " + payload.getDataUtf8()); |
| 129 | + System.out.println("response metadata: " + payload.getMetadataUtf8()); |
| 130 | + |
| 131 | + assertThat(message).isEqualTo(payload.getDataUtf8()); |
| 132 | + } |
| 133 | + |
| 134 | + @Test |
| 135 | + void testFragmentBothMetaData() { |
| 136 | + System.out.println( |
| 137 | + "-------------------------------------------------testFragmentBothMetaData-------------------------------------------------"); |
| 138 | + handler = |
| 139 | + new AbstractRSocket() { |
| 140 | + @Override |
| 141 | + public Flux<Payload> requestStream(Payload payload) { |
| 142 | + String request = payload.getDataUtf8(); |
| 143 | + String metaData = payload.getMetadataUtf8(); |
| 144 | + System.out.println("request message: " + request); |
| 145 | + System.out.println("request metadata: " + metaData); |
| 146 | + |
| 147 | + return Flux.just(DefaultPayload.create(request, metaData)); |
| 148 | + } |
| 149 | + |
| 150 | + @Override |
| 151 | + public Mono<Payload> requestResponse(Payload payload) { |
| 152 | + String request = payload.getDataUtf8(); |
| 153 | + String metaData = payload.getMetadataUtf8(); |
| 154 | + System.out.println("request message: " + request); |
| 155 | + System.out.println("request metadata: " + metaData); |
| 156 | + |
| 157 | + return Mono.just(DefaultPayload.create(request, metaData)); |
| 158 | + } |
| 159 | + }; |
| 160 | + |
| 161 | + RSocket client = buildClient(); |
| 162 | + |
| 163 | + System.out.println("original message: " + message); |
| 164 | + System.out.println("original metadata: " + metaData); |
| 165 | + Payload payload = client.requestStream(DefaultPayload.create(message, metaData)).blockLast(); |
| 166 | + System.out.println("response message: " + payload.getDataUtf8()); |
| 167 | + System.out.println("response metadata: " + payload.getMetadataUtf8()); |
| 168 | + |
| 169 | + assertThat(message).isEqualTo(payload.getDataUtf8()); |
| 170 | + } |
| 171 | +} |
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