Testsuite: org.apache.coyote.http2.TestHttp2Section_3_5 Tests run: 2, Failures: 0, Errors: 0, Skipped: 0, Time elapsed: 1.077 sec ------------- Standard Error ----------------- 01-Nov-2023 22:50:45.205 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[0: loop [0], useAsyncIO[false]]] 01-Nov-2023 22:50:45.715 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] 01-Nov-2023 22:50:45.715 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-1"] 01-Nov-2023 22:50:45.787 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 01-Nov-2023 22:50:45.788 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.83-dev] 01-Nov-2023 22:50:45.928 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-1-37045"] 01-Nov-2023 22:50:46.066 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-1-37045"] 01-Nov-2023 22:50:46.067 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 01-Nov-2023 22:50:46.096 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-1-37045"] 01-Nov-2023 22:50:46.099 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-1-37045"] 01-Nov-2023 22:50:46.111 INFO [main] org.apache.catalina.startup.LoggingBaseTest.setUp Starting test case [testNoConnectionPreface[1: loop [0], useAsyncIO[true]]] 01-Nov-2023 22:50:46.114 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] 01-Nov-2023 22:50:46.114 INFO [main] org.apache.coyote.AbstractProtocol.init Initializing ProtocolHandler ["http-nio2-127.0.0.1-auto-2"] 01-Nov-2023 22:50:46.117 INFO [main] org.apache.catalina.core.StandardService.startInternal Starting service [Tomcat] 01-Nov-2023 22:50:46.118 INFO [main] org.apache.catalina.core.StandardEngine.startInternal Starting Servlet engine: [Apache Tomcat/9.0.83-dev] 01-Nov-2023 22:50:46.123 INFO [main] org.apache.coyote.AbstractProtocol.start Starting ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44537"] 01-Nov-2023 22:50:46.191 INFO [main] org.apache.coyote.AbstractProtocol.pause Pausing ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44537"] 01-Nov-2023 22:50:46.193 INFO [main] org.apache.catalina.core.StandardService.stopInternal Stopping service [Tomcat] 01-Nov-2023 22:50:46.196 INFO [main] org.apache.coyote.AbstractProtocol.stop Stopping ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44537"] 01-Nov-2023 22:50:46.197 INFO [main] org.apache.coyote.AbstractProtocol.destroy Destroying ProtocolHandler ["http-nio2-127.0.0.1-auto-2-44537"] 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) ------------- ---------------- --------------- Testcase: testNoConnectionPreface[0: loop [0], useAsyncIO[false]] took 0.943 sec Testcase: testNoConnectionPreface[1: loop [0], useAsyncIO[true]] took 0.092 sec