Testsuite: org.apache.coyote.http2.TestHttp2Section_3_5 Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.501 sec ------------- Standard Error ----------------- 02-Feb-2024 21:32:23.597 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[0: loop [0], useAsyncIO[false]]] 02-Feb-2024 21:32:24.362 INFO [main] org.apache.coyote.http11.AbstractHttp11Protocol.configureUpgradeProtocol The ["http-nio2-127.0.0.1-auto-1"] connector has been configured to support HTTP upgrade to [h2c] 02-Feb-2024 21:32:24.364 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"] 02-Feb-2024 21:32:24.411 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 02-Feb-2024 21:32:24.412 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.86-dev] 02-Feb-2024 21:32:24.619 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-42159"] 02-Feb-2024 21:32:24.775 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-42159"] 02-Feb-2024 21:32:24.778 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 02-Feb-2024 21:32:24.801 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-42159"] 02-Feb-2024 21:32:24.804 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-42159"] 02-Feb-2024 21:32:24.813 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[1: loop [0], useAsyncIO[true]]] 02-Feb-2024 21:32:24.831 INFO [main] org.apache.coyote.http11.AbstractHttp11Protocol.configureUpgradeProtocol The ["http-nio2-127.0.0.1-auto-2"] connector has been configured to support HTTP upgrade to [h2c] 02-Feb-2024 21:32:24.831 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-2"] 02-Feb-2024 21:32:24.865 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 02-Feb-2024 21:32:24.865 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.86-dev] 02-Feb-2024 21:32:24.879 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44215"] 02-Feb-2024 21:32:24.951 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44215"] 02-Feb-2024 21:32:24.954 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 02-Feb-2024 21:32:24.957 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44215"] Exception in thread "http-nio2-127.0.0.1-auto-2-exec-4" org.apache.coyote.ProtocolException: Invalid connection preface presented at org.apache.coyote.http2.Http2AsyncParser$PrefaceCompletionHandler.callHandler(Http2AsyncParser.java:96) at org.apache.tomcat.util.net.SocketWrapperBase$VectoredIOCompletionHandler.completed(SocketWrapperBase.java:1103) at org.apache.tomcat.util.net.SocketWrapperBase$VectoredIOCompletionHandler.completed(SocketWrapperBase.java:1092) at java.base/sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:129) at java.base/sun.nio.ch.Invoker$2.run(Invoker.java:221) at java.base/sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:113) at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191) at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.base/java.lang.Thread.run(Thread.java:833) 02-Feb-2024 21:32:24.959 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44215"] ------------- ---------------- --------------- Testcase: testNoConnectionPreface[0: loop [0], useAsyncIO[false]] took 1.299 sec Testcase: testNoConnectionPreface[1: loop [0], useAsyncIO[true]] took 0.151 sec