RFR: 8341399: Add since checker tests to the langtools modules

[Nizar Benalla]

On Fri, 1 Nov 2024 15:28:13 GMT, Chen Liang <liach at openjdk.org> wrote:

>> Can I get a review for this patch that adds `@since` checker tests to the following modules: java.compiler, jdk.compiler, jdk.javadoc and jdk.jdeps. The initial test for `java.base` has been integrated in [JDK-8331051](https://bugs.openjdk.org/browse/JDK-8331051). 
>> 
>> The jtreg comments are almost the same as the ones for the `java.base` test, only the Bug ID and the module name being passed to the test are different.
>> 
>> I've made a small change to `test/jdk/TEST.groups` to include the new tests.
>> 
>> Here are the emails  [[1](https://mail.openjdk.org/pipermail/jdk-dev/2024-June/009160.html)] [[2](https://mail.openjdk.org/pipermail/jdk-dev/2024-October/009474.html)] in `jdk-dev` describing how the tests work and how to run them.
>> 
>> TIA
>
> test/jdk/tools/sincechecker/jdk_compiler/CheckSince_jdkCompiler.java line 27:
> 
>> 25:  * @test
>> 26:  * @bug 8341399
>> 27:  * @summary Test for `@since` for java.base module
> 
> You forgot to change the summaries but remembered to change the `@run` directives. Curious!

Nice catch! I'll update them

-------------

PR Review Comment: https://git.openjdk.org/jdk/pull/21542#discussion_r1825966738