1
所以这是一个有点偷偷摸摸的一个,它不会发生的100%的时间,但是这是情况:Vertx测试verticle
我创建了一个JUnit
集成类,宣布Rule
在上下文上运行,然后我从规则中提取vertx
对象。然后,我部署新verticles到vertx
,如果尝试部署超过〜3-4 verticles我得到这个每个verticle:
Jan 09, 2017 2:43:33 PM io.vertx.core.impl.ContextImpl
SEVERE: Unhandled exception
java.lang.IllegalStateException: Result is already complete: succeeded
at io.vertx.core.impl.FutureImpl.checkComplete(FutureImpl.java:164)
at io.vertx.core.impl.FutureImpl.complete(FutureImpl.java:108)
at io.vertx.core.impl.FutureImpl.handle(FutureImpl.java:135)
at io.vertx.core.impl.FutureImpl.handle(FutureImpl.java:23)
at io.vertx.core.eventbus.impl.EventBusImpl.lambda$callCompletionHandlerAsync$2(EventBusImpl.java:340)
at io.vertx.core.impl.ContextImpl.lambda$wrapTask$2(ContextImpl.java:316)
at io.netty.util.concurrent.AbstractEventExecutor.safeExecute(AbstractEventExecutor.java:163)
at io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:418)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:440)
at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:873)
at java.lang.Thread.run(Thread.java:745)
导致此问题的代码看起来像这样:
@RunWith(VertxUnitRunner.class)
public class VertxTest {
@Rule
public RunTestOnContext rule = new RunTestOnContext(Vertx::vertx);
@Test
public void testLinearExecution(TestContext context) {
Vertx vertx = rule.vertx();
vertx.deployVerticle(new AbstractVerticle() {
@Override
public void start() throws Exception {
this.vertx.eventBus().consumer("bla", event -> {});
}
});
vertx.deployVerticle(new AbstractVerticle() {
@Override
public void start() throws Exception {
this.vertx.eventBus().consumer("bla", event -> {});
}
});
vertx.deployVerticle(new AbstractVerticle() {
@Override
public void start() throws Exception {
this.vertx.eventBus().consumer("bla", event -> {});
}
});
vertx.deployVerticle(new AbstractVerticle() {
@Override
public void start() throws Exception {
this.vertx.eventBus().consumer("bla", event -> {});
}
});
vertx.deployVerticle(new AbstractVerticle() {
@Override
public void start() throws Exception {
this.vertx.eventBus().consumer("bla", event -> {});
}
});
vertx.deployVerticle(new AbstractVerticle() {
@Override
public void start() throws Exception {
this.vertx.eventBus().consumer("bla", event -> {});
}
});
}
}
这可能取决于在机器上运行它,但我的猜测是,如果它不复制,添加更多的那些家伙,使其更可能:
vertx.deployVerticle(new AbstractVerticle() {
@Override
public void start() throws Exception {
this.vertx.eventBus().consumer("bla", event -> {});
}
});
另一件事提是如果我改变Vertx vertx = rule.vertx();
与Vertx vertx = Vertx.vertx();
,我得到警告消息到控制台,但问题消失。
那么,我做错了什么?这是一个问题吗?
这已在当前版本(3.4.1)和更早的版本中得到修复。 –