Examples with AbstractSubscribableChannel org.springframework.integration.channel.AbstractSubscribableChannel used on opensource projects

Example 1 with AbstractSubscribableChannel

use of org.springframework.integration.channel.AbstractSubscribableChannel in project spring-cloud-stream by spring-cloud.

the class RoutingFunctionTests method testRoutingToConsumers.

@SuppressWarnings("unchecked")
@Test
public void testRoutingToConsumers() throws Exception {
    try (ConfigurableApplicationContext context = new SpringApplicationBuilder(TestChannelBinderConfiguration.getCompleteConfiguration(RoutingConsumerConfiguration.class)).web(WebApplicationType.NONE).run("--spring.jmx.enabled=false", "--spring.cloud.function.routing-expression=headers['func_name']")) {
        InputDestination inputDestination = context.getBean(InputDestination.class);
        Message<byte[]> inputMessage = MessageBuilder.withPayload("foo".getBytes()).setHeader("func_name", "consume").build();
        OutputDestination outputDestination = context.getBean(OutputDestination.class);
        Field chField = ReflectionUtils.findField(outputDestination.getClass(), "channels");
        chField.setAccessible(true);
        List<AbstractSubscribableChannel> outputChannels = (List<AbstractSubscribableChannel>) chField.get(outputDestination);
        assertThat(outputChannels.isEmpty());
        inputDestination.send(inputMessage);
        assertThat(outputChannels.isEmpty());
        inputMessage = MessageBuilder.withPayload("foo".getBytes()).setHeader("func_name", "echo").build();
        inputDestination.send(inputMessage);
        assertThat(outputChannels.size()).isEqualTo(1);
    }
}