RFR(S): 8221710: [TESTBUG] more configurable parameters for docker testing

[Mikhailo Seledtsov]

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On 3/29/19, 4:41 PM, mikhailo.seledtsov at oracle.com wrote:
> These new parameters are introduced to help in development and 
> troubleshooting of the Docker tests.
>
>
> 1. Docker command: jdk.test.docker.command
>     On some systems docker is installed in locations other than /bin 
> or /usr/bin. JTreg harness sets PATH to these locations, hence other 
> locations such as /usr/local/bin/ is not visible/executable within 
> JTReg tests. A good practice in this case is to provide the full path 
> to the executable for the test.
>
> 2. Retaining image after test: jdk.test.docker.retain.image
>     This is very useful for diagnostic purposes, for trouble shooting. 
> By default, docker images created by the tests are removed at the end 
> of the test.
>     Specifying this option to "true" provides an ability to inspect 
> the image, run the image, etc.
>
> 3. Overriding JDK under test just for docker tests: 
> jdk.test.docker.jdk.under.test
>     This feature is useful when developing tests on non-Linux 
> platform. In such cases, the default JDK under test is non-Linux, 
> hence will not run inside a docker container. This property allows 
> user to point the docker tests to JDK-under-test that is built for Linux.
>
> Also, now that jtreg.SkippedException is available started using it.
>
>     JBS: https://bugs.openjdk.java.net/browse/JDK-8221710
>     Webrev: http://cr.openjdk.java.net/~mseledtsov/8221710.00/
>     Testing: ran docker tests
>
>
> Thank you,
> Misha