RFR(S): 8066158: JEP-JDK-8046155: Test task: directive parser

[Pavel Punegov]

Please review the following new test for CompilerControl.

The test is aimed to check directive file parser with correct and 
incorrect files.
It contains simple test cases with empty objects, arrays, files, etc.

webrev: http://cr.openjdk.java.net/~ppunegov/8066158/webrev.00/
bug: https://bugs.openjdk.java.net/browse/JDK-8066158

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Thanks,
Pavel Punegov