Testsuite: org.apache.coyote.http2.TestHttp2Section_3_5 Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 0.89 sec ------------- Standard Error ----------------- 25-Sep-2023 16:56:02.658 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[0: loop [0], useAsyncIO[false]]] 25-Sep-2023 16:56:03.104 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] 25-Sep-2023 16:56:03.105 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"] 25-Sep-2023 16:56:03.141 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 25-Sep-2023 16:56:03.141 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.81-dev] 25-Sep-2023 16:56:03.212 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-34349"] 25-Sep-2023 16:56:03.336 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-34349"] 25-Sep-2023 16:56:03.337 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 25-Sep-2023 16:56:03.357 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-34349"] 25-Sep-2023 16:56:03.359 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-34349"] 25-Sep-2023 16:56:03.368 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[1: loop [0], useAsyncIO[true]]] 25-Sep-2023 16:56:03.381 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] 25-Sep-2023 16:56:03.383 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-2"] 25-Sep-2023 16:56:03.392 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 25-Sep-2023 16:56:03.392 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.81-dev] 25-Sep-2023 16:56:03.400 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44377"] 25-Sep-2023 16:56:03.462 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44377"] 25-Sep-2023 16:56:03.464 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 25-Sep-2023 16:56:03.467 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44377"] 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: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) 25-Sep-2023 16:56:03.470 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44377"] ------------- ---------------- --------------- Testcase: testNoConnectionPreface[0: loop [0], useAsyncIO[false]] took 0.755 sec Testcase: testNoConnectionPreface[1: loop [0], useAsyncIO[true]] took 0.107 sec