8221568: DataOutputStream/WriteUTF.java fails due to "OutOfMemoryError: Java heap space"

[Aleksey Shipilev]

On 3/27/19 10:17 PM, Brian Burkhalter wrote:
> https://bugs.openjdk.java.net/browse/JDK-8221568
> 
> Require 64-bit arch and increase heap size to 3 GB [0]. Without this patch, the test failed on macosx-x64 and solaris-sparcv9. With the patch, it passed on those systems as well as linux-x64 and windows-x64.
> 
> Thanks,
> 
> Brian
> 
> [0] Patch
> 
> --- a/test/jdk/java/io/DataOutputStream/WriteUTF.java
> +++ b/test/jdk/java/io/DataOutputStream/WriteUTF.java
> @@ -24,7 +24,8 @@
>  /* @test
>   * @bug 4260284 8219196
>   * @summary Test if DataOutputStream will overcount written field.
> - * @run testng/othervm -Xmx2g WriteUTF
> + * @requires (sun.arch.data.model == "64" & os.maxMemory >= 3g)
> + * @run testng/othervm -Xmx3g WriteUTF
>   */
>  
>  import java.io.ByteArrayOutputStream;
> @@ -59,7 +60,7 @@
>      }
>  
>      // Without 8219196 fix, throws ArrayIndexOutOfBoundsException instead of
> -    // expected UTFDataFormatException. Requires 2GB of heap (-Xmx2g) to run
> +    // expected UTFDataFormatException. Requires 3GB of heap (-Xmx3g) to run
>      // without throwing an OutOfMemoryError.
>      @Test(expectedExceptions = UTFDataFormatException.class)
>      public void arrayIndexOutOfBoundsException() throws IOException {

Looks good. Thanks for caring about 32-bit.

-Aleksey