Testsuite: org.apache.coyote.http2.TestHttp2Section_3_5 Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.285 sec ------------- Standard Error ----------------- 26-Feb-2024 18:38:08.983 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[0: loop [0], useAsyncIO[false]]] 26-Feb-2024 18:38:09.674 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] 26-Feb-2024 18:38:09.674 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"] 26-Feb-2024 18:38:09.717 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 26-Feb-2024 18:38:09.717 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.87-dev] 26-Feb-2024 18:38:09.811 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-46357"] 26-Feb-2024 18:38:09.955 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-46357"] 26-Feb-2024 18:38:09.958 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 26-Feb-2024 18:38:09.986 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-46357"] 26-Feb-2024 18:38:09.990 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-46357"] 26-Feb-2024 18:38:10.002 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[1: loop [0], useAsyncIO[true]]] 26-Feb-2024 18:38:10.011 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] 26-Feb-2024 18:38:10.011 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-2"] 26-Feb-2024 18:38:10.054 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 26-Feb-2024 18:38:10.054 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.87-dev] 26-Feb-2024 18:38:10.074 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44291"] 26-Feb-2024 18:38:10.132 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44291"] 26-Feb-2024 18:38:10.135 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 26-Feb-2024 18:38:10.138 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44291"] 26-Feb-2024 18:38:10.139 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44291"] 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:63) at java.base/java.lang.Thread.run(Thread.java:833) ------------- ---------------- --------------- Testcase: testNoConnectionPreface[0: loop [0], useAsyncIO[false]] took 1.086 sec Testcase: testNoConnectionPreface[1: loop [0], useAsyncIO[true]] took 0.142 sec