Testsuite: org.apache.coyote.http2.TestHttp2Section_3_5
Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.931 sec
------------- Standard Error -----------------
12-May-2023 15:16:44.861 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[0: loop [0], useAsyncIO[false]]]
12-May-2023 15:16:45.301 INFO [main] org.apache.coyote.http11.AbstractHttp11Protocol.configureUpgradeProtocol The ["http-nio-127.0.0.1-auto-1"] connector has been configured to support HTTP upgrade to [h2c]
12-May-2023 15:16:45.302 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-1"]
12-May-2023 15:16:45.331 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
12-May-2023 15:16:45.332 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/10.1.10-dev]
12-May-2023 15:16:45.428 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-1-42053"]
12-May-2023 15:16:45.572 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-1-42053"]
12-May-2023 15:16:45.574 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
12-May-2023 15:16:45.599 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-1-42053"]
12-May-2023 15:16:45.608 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-1-42053"]
12-May-2023 15:16:45.617 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[1: loop [0], useAsyncIO[true]]]
12-May-2023 15:16:45.633 INFO [main] org.apache.coyote.http11.AbstractHttp11Protocol.configureUpgradeProtocol The ["http-nio-127.0.0.1-auto-2"] connector has been configured to support HTTP upgrade to [h2c]
12-May-2023 15:16:45.633 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio-127.0.0.1-auto-2"]
12-May-2023 15:16:45.634 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat]
12-May-2023 15:16:45.635 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/10.1.10-dev]
12-May-2023 15:16:45.643 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio-127.0.0.1-auto-2-42469"]
12-May-2023 15:16:45.717 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio-127.0.0.1-auto-2-42469"]
12-May-2023 15:16:45.720 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat]
Exception in thread "http-nio-127.0.0.1-auto-2-exec-2" 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.NioEndpoint$NioSocketWrapper$NioOperationState.run(NioEndpoint.java:1654)
	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)
12-May-2023 15:16:45.726 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio-127.0.0.1-auto-2-42469"]
12-May-2023 15:16:45.730 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio-127.0.0.1-auto-2-42469"]
------------- ---------------- ---------------

Testcase: testNoConnectionPreface[0: loop [0], useAsyncIO[false]] took 0.786 sec
Testcase: testNoConnectionPreface[1: loop [0], useAsyncIO[true]] took 0.119 sec