JDK-8238204: run_tests.sh fails on macOS when called from test_jpackage.sh

[alexander.matveev at oracle.com]

Hi Alexey,

Looks good.

Thanks,
Alexander

On 6/4/20 9:21 AM, Alexey Semenyuk wrote:
> Please review fix [2] for jpackage bug [1].
>
> Replace xargs call with --no-run-if-empty parameter with bash 
> expressions in run_tests.sh
> Call run_tests.sh from test_jpackager.sh in a way to avoid shebang 
> interpretation that doesn't work properly in the environment without 
> bash in the PATH.
>
> Both scripts are used to run jpackage tests in local builds.
>
> - Alexey
>
> [1] https://bugs.openjdk.java.net/browse/JDK-8238204
>
> [2] http://cr.openjdk.java.net/~asemenyuk/8238204/webrev.00
>