122 lines
4.5 KiB
Java
122 lines
4.5 KiB
Java
/*
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* Copyright 2015-2017 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.cloud.stream.config;
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import java.util.concurrent.CountDownLatch;
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import java.util.concurrent.TimeUnit;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.cloud.stream.annotation.EnableBinding;
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import org.springframework.cloud.stream.binder.BinderHeaders;
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import org.springframework.cloud.stream.messaging.DirectWithAttributesChannel;
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import org.springframework.cloud.stream.messaging.Sink;
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import org.springframework.cloud.stream.messaging.Source;
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import org.springframework.cloud.stream.test.binder.MessageCollector;
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import org.springframework.context.annotation.PropertySource;
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import org.springframework.integration.support.MessageBuilder;
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import org.springframework.messaging.Message;
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import org.springframework.messaging.MessageHandler;
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import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
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import static org.assertj.core.api.Assertions.assertThat;
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/**
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* @author Ilayaperumal Gopinathan
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* @author Gary Russell
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* @author Soby Chacko
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*/
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@RunWith(SpringJUnit4ClassRunner.class)
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@SpringBootTest(classes = { MessageChannelConfigurerTests.TestSink.class,
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MessageChannelConfigurerTests.TestSource.class,
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SpelExpressionConverterConfiguration.class })
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public class MessageChannelConfigurerTests {
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@Autowired
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private Sink testSink;
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@Autowired
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private Source testSource;
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@Autowired
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private MessageCollector messageCollector;
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@Test
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public void testChannelTypes() throws Exception {
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DirectWithAttributesChannel inputChannel = (DirectWithAttributesChannel) this.testSink
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.input();
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DirectWithAttributesChannel outputChannel = (DirectWithAttributesChannel) this.testSource
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.output();
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assertThat(inputChannel.getAttribute("type")).isEqualTo(Sink.INPUT);
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assertThat(outputChannel.getAttribute("type")).isEqualTo(Source.OUTPUT);
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}
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@Test
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public void testMessageConverterConfigurer() throws Exception {
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final CountDownLatch latch = new CountDownLatch(1);
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MessageHandler messageHandler = message -> {
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assertThat(message.getPayload()).isInstanceOf(byte[].class);
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assertThat(message.getPayload()).isEqualTo("{\"message\":\"Hi\"}".getBytes());
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latch.countDown();
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};
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this.testSink.input().subscribe(messageHandler);
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this.testSink.input().send(
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MessageBuilder.withPayload("{\"message\":\"Hi\"}".getBytes()).build());
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assertThat(latch.await(10, TimeUnit.SECONDS)).isTrue();
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this.testSink.input().unsubscribe(messageHandler);
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}
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@Test
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public void testPartitionHeader() throws Exception {
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this.testSource.output()
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.send(MessageBuilder.withPayload("{\"message\":\"Hi\"}").build());
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Message<?> message = this.messageCollector.forChannel(this.testSource.output())
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.poll(1, TimeUnit.SECONDS);
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assertThat(message.getHeaders().get(BinderHeaders.PARTITION_HEADER).equals(0));
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assertThat(message.getHeaders().get(BinderHeaders.PARTITION_OVERRIDE)).isNull();
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}
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@Test
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public void testPartitionHeaderWithPartitionOverride() throws Exception {
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this.testSource.output().send(MessageBuilder.withPayload("{\"message\":\"Hi\"}")
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.setHeader(BinderHeaders.PARTITION_OVERRIDE, 123).build());
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Message<?> message = this.messageCollector.forChannel(this.testSource.output())
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.poll(1, TimeUnit.SECONDS);
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assertThat(message.getHeaders().get(BinderHeaders.PARTITION_HEADER).equals(123));
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assertThat(message.getHeaders().get(BinderHeaders.PARTITION_OVERRIDE)).isNull();
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}
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@EnableBinding(Sink.class)
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@EnableAutoConfiguration
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@PropertySource("classpath:/org/springframework/cloud/stream/config/channel/sink-channel-configurers.properties")
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public static class TestSink {
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}
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@EnableBinding(Source.class)
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@EnableAutoConfiguration
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@PropertySource("classpath:/org/springframework/cloud/stream/config/channel/partitioned-configurers.properties")
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public static class TestSource {
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}
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}
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