JDK 9 RFR of JDK-8080711: Prepare sun/nio/cs/FindEncoderBugs.java to find intermittent failures

[Roger Riggs]

Hi Joe,

Looks fine.

Roger

On 5/19/15 6:04 PM, joe darcy wrote:
> Hello,
>
> The test sun/nio/cs/FindEncoderBugs.java has some intermittent 
> failures; I'd like to update it to use the random number library to 
> help track those failures down.
>
> Patch below.
>
> Thanks,
>
> -Joe
>
> diff -r b1a68681ccac test/sun/nio/cs/FindEncoderBugs.java
> --- a/test/sun/nio/cs/FindEncoderBugs.java    Tue May 19 13:30:03 2015 
> -0700
> +++ b/test/sun/nio/cs/FindEncoderBugs.java    Tue May 19 15:04:20 2015 
> -0700
> @@ -25,15 +25,18 @@
>   * @test
>   * @bug 6233345 6381699 6381702 6381705 6381706
>   * @summary Encode many char sequences in many ways
> + * @library /lib/testlibrary/
> + * @build jdk.testlibrary.*
>   * @run main/timeout=1200 FindEncoderBugs
>   * @author Martin Buchholz
> - * @key randomness
> + * @key randomness intermittent
>   */
>
>  import java.util.*;
>  import java.util.regex.*;
>  import java.nio.*;
>  import java.nio.charset.*;
> +import jdk.testlibrary.RandomFactory;
>
>  public class FindEncoderBugs {
>
> @@ -456,7 +459,7 @@
>          }
>      }
>
> -    private final static Random rnd = new Random();
> +    private final static Random rnd = RandomFactory.getRandom();
>      private static char randomChar() {
>          return (char) rnd.nextInt(Character.MAX_VALUE);
>      }
>