RFR: JDK-8193061 Add run-test-prebuilt functionality

[Erik Joelsson]

Looks pretty good, only some minor notes:

* RunTestsPrebuilt.gmk:72: indentation

* 95: You could use the sequence macro to generate a large set of 
increasing numbers here.

* 182: "... all others use uname -m"

/Erik


On 2017-12-05 05:02, Magnus Ihse Bursie wrote:
> This addition makes it possible to run tests using the normal 
> RunTests.gmk framework, even if configure has not been run. The 
> typical use case is for automated testing, where a test machine can 
> download a prebuilt JDK image and test image, and the source tree, and 
> then start executing tests as specified by RunTests.gmk in the source 
> tree, but excersicing the prebuilt JDK and test image.
>
> This mode of operation has historically been provided by 
> test/Makefile, but that system is messy, not maintained and parallel 
> to the run-test implementation.
>
> With this patch, a new "global" target "run-test-prebuilt" is 
> provided. To use it, you must also specify a number of variables, 
> either on the command line or in the environment. These are the 
> variables that run-test-prebuilt cannot guess. With these values as 
> base, run-test-prebuilt creates a "fake" spec file, with some generic 
> values that are likely to work in many cases, and/or values that can 
> be detected in runtime.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8193061
> WebRev: 
> http://cr.openjdk.java.net/~ihse/JDK-8193061-add-run-test-prebuilt/webrev.01
>
> /Magnus