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From Michael McCandless <luc...@mikemccandless.com>
Subject Re: TestIndexReaderReopen failures on WinXP
Date Fri, 12 Sep 2008 21:13:35 GMT

Argh it's is a Heisenbug!

I'll keep running the test over & over to see if I can get it to happen.

And I'll at least commit that change so when it does happen again we  
get more detail.

Mike

Steven A Rowe wrote:

> I applied the patch and then the test refused to fail.
>
> I removed the patch and the test still refused to fail.
>
> I'm not sure what happened - AFAIK I didn't change anything.  I ran  
> the test about five times previously and it always failed :(.
>
> Maybe it's Microsoft's gentle way of telling me it's time to move to  
> Vista. :)
>
> Steve
>
> On 09/12/2008 at 3:25 PM, Michael McCandless wrote:
>>
>> I can't get it to fail, on Windows Server 2003, Sun Java 1.4.2_15.
>>
>> Unfortunately the test doesn't give us the traceback on
>> failure (just
>> the message "null").  Can you apply this, get the test to fail, and
>> post back the traceback?
>>
>> Index: src/test/org/apache/lucene/index/TestIndexReaderReopen.java
>> ===================================================================  
>> ---
>> src/test/org/apache/lucene/index/TestIndexReaderReopen.java	  
>> (revision
>> 694004) +++ src/test/org/apache/lucene/index/ 
>> TestIndexReaderReopen.java	
>> (working copy) @@ -818,6 +818,7 @@
>>        try {
>>          this.task.run();
>>        } catch (Throwable r) {
>> +        r.printStackTrace(System.out);
>>          this.error = r;
>>        }
>>      }
>>
>> Mike
>>
>> Steven A Rowe wrote:
>>
>>> When I try to run all of the unit tests, TestIndexReaderReopen is
>>> consistently failing:
>>>
>>>   [junit] Testsuite: org.apache.lucene.index.TestIndexReaderReopen
>>>   [junit] null) [junit] Tests run: 13, Failures: 1, Errors: 0, Time
>>>   elapsed: 116.375 sec [junit] [junit] Testcase:
>>> testThreadSafety(org.apache.lucene.index.TestIndexReaderReopen):
>>> FAILED
>>>   [junit] Error occurred in thread Thread-37: [junit] null [junit]
>>>   junit.framework.AssertionFailedError: Error occurred in thread
>>>   Thread-37: [junit] null [junit]     at
>>> org
>>> .apache
>>> .lucene
>>> .index
>>> .TestIndexReaderReopen.testThreadSafety(TestIndexReaderReopen.java:
>>> 761)
>>>   [junit]
>>>   [junit]
>>>   [junit] Test org.apache.lucene.index.TestIndexReaderReopen FAILED
>>>
>>> I'm running on Windows XP, with Sun Java 1.4.2_16.
>>>
>>> Is anybody else seeing this?
>>>
>>> Steve
>>
>>
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>>
>
>
>
>
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