test/jdk/java/nio/channels/Selector/SelectWithConsumer.java

*** 546,561 ****
              Pipe.SourceChannel source = p.source();
  
              // write to sink to ensure that the source is readable
              sink.write(messageBuffer());
  
-             sink.configureBlocking(false);
              source.configureBlocking(false);
!             SelectionKey key1 = sink.register(sel, SelectionKey.OP_WRITE);
!             SelectionKey key2 = source.register(sel, SelectionKey.OP_READ);
  
              sel.selectNow();
              assertTrue(sel.keys().contains(key1));
              assertTrue(sel.keys().contains(key2));
              assertTrue(sel.selectedKeys().contains(key1));
              assertTrue(sel.selectedKeys().contains(key2));
  
--- 546,567 ----
              Pipe.SourceChannel source = p.source();
  
              // write to sink to ensure that the source is readable
              sink.write(messageBuffer());
  
              source.configureBlocking(false);
!             SelectionKey key1 = source.register(sel, SelectionKey.OP_READ);
!             // make sure pipe source is readable before we do following checks.
!             // this is sometime necessary on windows where pipe is implemented
!             // as a pair of connected socket, so there is no guarantee that written
!             // bytes on sink side is immediately available on source side.
!             sel.select();
  
+             sink.configureBlocking(false);
+             SelectionKey key2 = sink.register(sel, SelectionKey.OP_WRITE);
              sel.selectNow();
+ 
              assertTrue(sel.keys().contains(key1));
              assertTrue(sel.keys().contains(key2));
              assertTrue(sel.selectedKeys().contains(key1));
              assertTrue(sel.selectedKeys().contains(key2));