RFR: 8293667: Align jlink's --compress option with jmod's --compress option [v2]

[Mandy Chung]

On Thu, 15 Dec 2022 07:31:05 GMT, Jaikiran Pai <jpai at openjdk.org> wrote:

>> test/jdk/tools/jlink/plugins/CompressorPluginTest.java line 153:
>> 
>>> 151:         Properties optionsZip0 = new Properties();
>>> 152:         DefaultCompressPlugin compressPluginZip0 = new DefaultCompressPlugin();
>>> 153:         options0.setProperty(compressPluginZip0.getName(), "zip-0");
>> 
>> I suspect this supposed to be `optionsZip0.setProperty(....)` instead of `options0.setProperty(....)`?
>
> I think, there's also a typo in the next line:
> 
> checkCompress(classes, compressPlugin,
> 
> should have been:
> 
> checkCompress(classes, compressPluginZip0,
> 
> I haven't yet looked at the existing test code in `checkCompress` method, but it might need a closer look as to why this test passed. I would have expected it to fail due to the typos.

@jaikiran is right.  This test is to set up `optionsZip0` and `compressPluginZip0` to verify `zip-0`.

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PR: https://git.openjdk.org/jdk/pull/11617