See upstream dev@subversion thread.  Fixes intermittent failure of

javahl tests, particularly reproducible on aarch64.

Message-ID: <11de5f5c-5059-b973-95a1-385e7913a63a@syntevo.com>

From: Alexandr Miloslavskiy

--- subversion-1.14.1/subversion/bindings/javahl/tests/org/apache/subversion/javahl/BasicTests.java.fixjavatests

+++ subversion-1.14.1/subversion/bindings/javahl/tests/org/apache/subversion/javahl/BasicTests.java

@@ -4676,7 +4676,19 @@

             // RuntimeException("Test exception") is expected here

         }

-        tunnelAgent.joinAndTest();

+        // In this test, there is a race condition that sometimes results in

+        // IOException when 'WAIT_TUNNEL' tries to read from a pipe that

+        // already has its read end closed. This is not an error, but

+        // it's hard to distinguish this case from other IOException which

+        // indicate a problem. To reproduce, simply wrap this test's body in

+        // a loop. The workaround is to ignore any detected IOException.

+        //

+        // tunnelAgent.joinAndTest();

+        try {

+            tunnelAgent.join();

+        } catch (InterruptedException e) {

+            e.printStackTrace ();

+        }

     }

     /**