[10] RFR of JDK-8173411: Some testng tests check nothing in java time
Jonathan Gibbons
jonathan.gibbons at oracle.com
Fri Oct 13 15:56:34 UTC 2017
FWIW, this is a side-effect of taking jtreg having to take some corner
cases into account when determining what are "jtreg" tests in a
hierarchy of TestNG tests.
The underlying problem is that there is no easy reliable way to
determine if a source file contains test cases or if it is just a
library file. It is not enough to use simple heuristics like scanning
the source for @Test annotations, because of the variety of dynamic ways
that tests can be found when precompiling all the files and then running
them all together with TestNG itself.
If we accepted some restrictions, or some guidelines, on marking tests
as "jtreg-tests", then we could avoid issues like this, but there was
resistance to such a proposal when TestNG support was added to jtreg.
-- Jon
On 10/12/17 10:39 PM, Amy Lu wrote:
> non-test be run as a test, the result may lead to confusion.
>
> For example, if look at MockSimplePeriod.java test result, it shows:
> ===============================================
> java/time/test/java/time/MockSimplePeriod.java
> Total tests run: 0, Failures: 0, Skips: 0
> ===============================================
>
> Without looking into the detail of the test code, one may raise
> question why this test has 0 testcase.
>
> If this is not a concern, I can withdraw this change request.
>
> Thanks,
> Amy
>
> On 10/13/17 1:06 AM, Roger Riggs wrote:
>> Hi Amy,
>>
>> I'm not convinced this is the right move. Moving parts of tests
>> further from the test
>> is not helpful from a maintenance point of view.
>> I'm not concerned about compilation time. Its not significant.
>>
>> For example, AbstractDateTimeTest has @Test directives and is not
>> just library code.
>>
>> The files in the 'tck' hierarchy are intended to be self sufficient
>> and a direct mirror
>> or the tests in the JCK.
>>
>> Please provide a more compelling reason for the change.
>>
>> Thanks, Roger
>>
>>
>>
>> On 10/10/2017 11:30 PM, Amy Lu wrote:
>>> Please review the patch to change TestNG.dirs and lib.dirs (def and
>>> file structure) for test/jdk/java/time.
>>>
>>> test/jdk/java/time contains three sets of tests:
>>> nontestng/
>>> tck/
>>> test/
>>>
>>> Tests from directory "tck" and "test" are testng tests with properties:
>>> TestNG.dirs = ..
>>> lib.dirs = ../../../lib/testlibrary
>>> lib.build = jdk.testlibrary.RandomFactory
>>>
>>> But not all files under "TestNG.dirs" are real tests, some of them
>>> are "libraries" thus should not be put under "TestNG.dirs" (thus be
>>> run as testng test). Moreover, due to this def, when one runs tests
>>> from "test" directory, extra files (nontestng/* and tck/*) will also
>>> be compiled (which are unnecessary compiling).
>>>
>>> In this patch:
>>> Non-test files ("libraries") are moved to "lib" directory;
>>> Real tests previously under "test" dir are moved to test/jdk/, and
>>> tests under "tck" dir are moved to test/tck/;
>>> test/jdk/ and test/tck/ each has TEST.properties with def:
>>> TestNG.dirs = .
>>> lib.dirs = /java/time/lib /lib/testlibrary
>>> MockIOExceptionAppendable.java is not used anywhere, removed.
>>> MockSimplePeriod.java previously exist in both "tck" and "test", now
>>> it is under "lib".
>>>
>>> With this change, non-test file then won't be run as testng test and
>>> no unnecessary compiling.
>>>
>>> bug: https://bugs.openjdk.java.net/browse/JDK-8173411
>>> webrev: http://cr.openjdk.java.net/~amlu/8173411/webrev.00/
>>>
>>> Thanks,
>>> Amy
>>>
>>
>
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