I want to test multiple camel RouteBuilder in a single unit test what I have:
Custom camel processor that changes state
public class MyProcessor implements Processor {
MyState state;
public MyProcessor(MyState state) {this.state = state;}
@Override
public void process(Exchange exchange) throws Exception {
state.setState(state.getState() + 5);
}}
Two simple RouteBuilders: first routes messages from "direct:start" to "direct:endroute1" second pick up messages from "direct:endroute1" and routes somewhere "mock:endroute2"
public class MyRouteBuilder1 extends RouteBuilder {
MyState state;
public MyRouteBuilder1(MyState state) {this.state = state;}
@Override
public void configure() throws Exception {
from("direct:start").process(new MyProcessor(state)).to("direct:endroute1");
}}
public class MyRouteBuilder2 extends RouteBuilder {
MyState state;
public MyRouteBuilder2(MyState state) {this.state = state;}
@Override
public void configure() throws Exception {
from("direct:endroute1").process(new MyProcessor(state)).to("mock:endroute2");
}}
Writing unit test for a single route builder is straightforward:
public class MyTest extends CamelTestSupport {
MyState state = new MyStateImpl();
@EndpointInject(uri = "mock:result")
protected MockEndpoint resultEndpoint;
@Test
public void testSingleRoute() throws Exception {
resultEndpoint.expectedMessageCount(1);
template.sendBody("direct:start", new Object());
assertTrue(state.getState() == 5);
resultEndpoint.assertIsSatisfied();
}
@Override
protected RouteBuilder createRouteBuilder() {
return new MyRouteBuilder1(state) {
public void configure() throws Exception{
super.configure();
from("direct:endroute1").to("mock:result");
}
};
}
}
What I really want to do is somehow to override CamelTestSupport.createRouteBuilder
that will test whole chain of message processing from direct:start
to mock:endroute2
. As a result state.getState()
should be 10
you can just add multiple RouteBuilders to the context using the context.addRoutes(RouteBuilder)
API
see this unit test for an example:
您可以使用一个RouteBuilder, 包括多个其他RouteBuilders的路由。
Try to override method:
protected RouteBuilder[] createRouteBuilders() {...}
from CamelTestSupport. It's available since version 2.17
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