Testsuite: org.apache.coyote.http2.TestHttp2Section_3_5
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.067 sec
------------- Standard Error -----------------
22-May-2023 11:44:40.448 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[0: loop [0], useAsyncIO[false]]]
22-May-2023 11:44:40.987 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]
22-May-2023 11:44:40.988 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"]
22-May-2023 11:44:41.028 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
22-May-2023 11:44:41.029 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/10.1.10-dev]
22-May-2023 11:44:41.171 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44187"]
22-May-2023 11:44:41.342 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44187"]
22-May-2023 11:44:41.343 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
22-May-2023 11:44:41.357 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44187"]
22-May-2023 11:44:41.360 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-44187"]
22-May-2023 11:44:41.370 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[1: loop [0], useAsyncIO[true]]]
22-May-2023 11:44:41.373 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]
22-May-2023 11:44:41.373 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-2"]
22-May-2023 11:44:41.383 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
22-May-2023 11:44:41.384 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/10.1.10-dev]
22-May-2023 11:44:41.391 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-2-37393"]
Exception in thread "http-nio2-127.0.0.1-auto-2-exec-3" 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:1077)
	at org.apache.tomcat.util.net.SocketWrapperBase$VectoredIOCompletionHandler.completed(SocketWrapperBase.java:1066)
	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)
22-May-2023 11:44:41.450 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-2-37393"]
22-May-2023 11:44:41.452 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
22-May-2023 11:44:41.455 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-2-37393"]
22-May-2023 11:44:41.456 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-2-37393"]
------------- ---------------- ---------------

Testcase: testNoConnectionPreface[0: loop [0], useAsyncIO[false]] took 0.953 sec
Testcase: testNoConnectionPreface[1: loop [0], useAsyncIO[true]] took 0.088 sec