RFR: JDK-8217626 Add setup/teardown functionality to RunTest

[Erik Joelsson]

Looks good.

/Erik

On 2019-01-23 02:08, Magnus Ihse Bursie wrote:
> Recently, jcov support was added to RunTest. This highlighted the need 
> to have a structured way to run environment setup/teardown code before 
> and after running all tests.
>
> This fix will also back out the additional creation oj jcov-test-* 
> targets from JDK-8215729, which goes contrary to the current effort of 
> reducing the number of generated targets.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8217626
> WebRev: 
> http://cr.openjdk.java.net/~ihse/JDK-8217626-rework-jcov-runtest-integration/webrev.01
>
> /Magnus