building jtreg, and running tests

[Jonathan Gibbons]

Currently, neither the jtreg build, nor the jtreg execution script is 
cygwin-aware, meaning there is not explicit support for using 
/cygdrive/* paths. I am working to fix that.

-- Jon



On 10/31/2013 01:27 PM, Francis ANDRE wrote:
> Hi Jon
>
> I run all the jdk8 test on WXP/Cygwin with your latest version of 
> jtreg and found this problem:
>
> $ 
> JT_JAVA=/cygdrive/Z/JDK/jdk8/build/windows-x86-normal-server-release/images/j2sdk-image 
> Z:/JDK/jt
> reg/build/images/jtreg/win32/bin/jtreg -J-Xmx512m -vmoption:-Xmx768m   
> -a -ignore:quiet -v:fail,e
> rror,nopass 
> -r:Z:/JDK/jdk8/LANGTO~1/build/WINDOW~1/test/LANGTO~1/jtreg/JTreport
>  -w:Z:/JDK/jdk8/LANGTO~1/build/WINDOW~1/test/LANGTO~1/jtreg/JTwork 
> -jdk:/cygdrive/Z/JDK/j
> dk8/build/windows-x86-normal-server-release/images/j2sdk-image 
> -agentvm -concurrency:2
>             . || ( status=$?; if [ $status -ge 3 ]; then exit $status 
> ; fi ;     echo $status > Z:/
> JDK/jdk8/LANGTO~1/build/WINDOW~1/test/LANGTO~1/jtreg/status.txt )
> Error: JDK not found: 
> \cygdrive\Z\JDK\jdk8\build\windows-x86-normal-server-release\images\j2sdk-imag
> e
>
> The error JDK not found is coming from the replacement of the / by \ 
> in the JT_JAVA environment variable. In effect, the cygwin path should 
> be with "/" and not "\"... -- I know, it is a nightmare 
> --...hopefully,we will beat it!
>
> Francis
>
> Le 31/10/2013 02:41, Jonathan Gibbons a écrit :
>> Spurred on by the recent discussions and contributions, I've pushed 
>> some more changes to the jtreg repo to make it easier to build, and 
>> even run most of the tests, on Windows.
>>
>> (I still recommend using Linux instead, when that is an option.)
>>
>> The cygwin world is definitely problematic, especially for running 
>> the jtreg tests, since cygwin presents a different view of the file 
>> system to the native Windows view seen by Java programs. The problems 
>> mostly show up in tests that check that output from jtreg, especially 
>> when using diff, grep, etc.  For the time being, I've disabled the 
>> tests in 11 of the 70 test files in make/tests/*.gmk, meaning that 
>> the tests in the remaining 59 files all run successfully.
>>
>> For what its worth, my setup is to have a cygwin symlink from /opt to 
>> C:/opt (i.e. /cygdrive/c/opt) which means that I can place all my 
>> dependencies in /opt//package///version/ and can then see them from 
>> both the cygwin world and the Windows world, without having to use 
>> path-munging utilities like cygpath all over the place.
>>
>> I'm open to more direct support of /cygdrive paths in the build, and 
>> wonder if folk have any good tips and tricks for minimising the 
>> obtrusiveness of the conversion functions in the composite world of 
>> GNU make and cygwin, such that the resulting code runs on Cygwin and 
>> POSIX systems.
>>
>> -- Jon
>>
>>
>

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