Testsuite: org.apache.coyote.http2.TestHttp2Section_3_5
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.703 sec
------------- Standard Error -----------------
08-Dec-2023 11:02:19.767 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[0: loop [0], useAsyncIO[false]]]
08-Dec-2023 11:02:20.837 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]
08-Dec-2023 11:02:20.837 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"]
08-Dec-2023 11:02:20.890 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
08-Dec-2023 11:02:20.890 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/11.0.0-M16-dev]
08-Dec-2023 11:02:20.997 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-34677"]
08-Dec-2023 11:02:21.131 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-34677"]
08-Dec-2023 11:02:21.132 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
08-Dec-2023 11:02:21.161 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-34677"]
08-Dec-2023 11:02:21.163 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-34677"]
08-Dec-2023 11:02:21.181 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[1: loop [0], useAsyncIO[true]]]
08-Dec-2023 11:02:21.184 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]
08-Dec-2023 11:02:21.184 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-2"]
08-Dec-2023 11:02:21.216 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
08-Dec-2023 11:02:21.216 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/11.0.0-M16-dev]
08-Dec-2023 11:02:21.229 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-2-42907"]
08-Dec-2023 11:02:21.296 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-2-42907"]
08-Dec-2023 11:02:21.297 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
08-Dec-2023 11:02:21.300 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-2-42907"]
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:1076)
	at org.apache.tomcat.util.net.SocketWrapperBase$VectoredIOCompletionHandler.completed(SocketWrapperBase.java:1065)
	at java.base/sun.nio.ch.Invoker.invokeUnchecked(Invoker.java:125)
	at java.base/sun.nio.ch.Invoker$1.run(Invoker.java:217)
	at java.base/sun.nio.ch.AsynchronousChannelGroupImpl$1.run(AsynchronousChannelGroupImpl.java:113)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:636)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.base/java.lang.Thread.run(Thread.java:1570)
08-Dec-2023 11:02:21.306 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-2-42907"]
------------- ---------------- ---------------

Testcase: testNoConnectionPreface[0: loop [0], useAsyncIO[false]] took 1.533 sec
Testcase: testNoConnectionPreface[1: loop [0], useAsyncIO[true]] took 0.132 sec