#14371: Race condition in singular doctest
------------------------------------------------+---------------------------
Reporter: jdemeyer | Owner: mvngu
Type: defect | Status: needs_review
Priority: blocker | Milestone: sage-5.9
Component: doctest coverage | Resolution:
Keywords: | Work issues:
Report Upstream: N/A | Reviewers:
Authors: Jeroen Demeyer, Volker Braun | Merged in:
Dependencies: | Stopgaps:
------------------------------------------------+---------------------------
Description changed by jdemeyer:
Old description:
> On hawk (!OpenSolaris), after applying [attachment:14371:traceback.patch]
> to get a useful traceback:
> {{{
> sage -t devel/sage/sage/interfaces/expect.py
> **********************************************************************
> File "devel/sage/sage/interfaces/expect.py", line 1089, in
> sage.interfaces.expect.Expect._crash_msg
> Failed example:
> singular('2+3')
> Exception raised:
> Traceback (most recent call last):
> File
> "/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
> /site-packages/sage/doctest/forker.py", line 466, in _run
> self.execute(example, compiled, test.globs)
> File
> "/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
> /site-packages/sage/doctest/forker.py", line 825, in execute
> exec compiled in globs
> File "<doctest sage.interfaces.expect.Expect._crash_msg[4]>", line
> 1, in <module>
> singular('2+3')
> File
> "/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
> /site-packages/sage/interfaces/singular.py", line 724, in __call__
> return SingularElement(self, type, x, False)
> File
> "/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
> /site-packages/sage/interfaces/singular.py", line 1184, in __init_
> _
> self._name = parent._create( value, type)
> File
> "/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
> /site-packages/sage/interfaces/singular.py", line 685, in _create
> self.set(type, name, value)
> File
> "/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
> /site-packages/sage/interfaces/singular.py", line 626, in set
> out = self.eval(cmd)
> File
> "/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
> /site-packages/sage/interfaces/singular.py", line 580, in eval
> s = Expect.eval(self, x, **kwds)
> File
> "/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
> /site-packages/sage/interfaces/expect.py", line 1197, in eval
> for L in code.split('\n') if L != ''])
> File
> "/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
> /site-packages/sage/interfaces/expect.py", line 818, in _eval_line
> E.sendline(line)
> File
> "/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
> /site-packages/pexpect.py", line 677, in sendline
> n = n + self.send (os.linesep)
> File
> "/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
> /site-packages/pexpect.py", line 669, in send
> c = os.write(self.child_fd, str)
> TypeError: [Errno 22] Invalid argument
> Error evaluating def sage51=2+3; in Singular
> **********************************************************************
> }}}
New description:
On hawk (!OpenSolaris), after applying [attachment:14371_traceback.patch]
to get a useful traceback:
{{{
sage -t devel/sage/sage/interfaces/expect.py
**********************************************************************
File "devel/sage/sage/interfaces/expect.py", line 1089, in
sage.interfaces.expect.Expect._crash_msg
Failed example:
singular('2+3')
Exception raised:
Traceback (most recent call last):
File
"/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
/site-packages/sage/doctest/forker.py", line 466, in _run
self.execute(example, compiled, test.globs)
File
"/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
/site-packages/sage/doctest/forker.py", line 825, in execute
exec compiled in globs
File "<doctest sage.interfaces.expect.Expect._crash_msg[4]>", line
1, in <module>
singular('2+3')
File
"/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
/site-packages/sage/interfaces/singular.py", line 724, in __call__
return SingularElement(self, type, x, False)
File
"/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
/site-packages/sage/interfaces/singular.py", line 1184, in __init_
_
self._name = parent._create( value, type)
File
"/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
/site-packages/sage/interfaces/singular.py", line 685, in _create
self.set(type, name, value)
File
"/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
/site-packages/sage/interfaces/singular.py", line 626, in set
out = self.eval(cmd)
File
"/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
/site-packages/sage/interfaces/singular.py", line 580, in eval
s = Expect.eval(self, x, **kwds)
File
"/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
/site-packages/sage/interfaces/expect.py", line 1197, in eval
for L in code.split('\n') if L != ''])
File
"/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
/site-packages/sage/interfaces/expect.py", line 818, in _eval_line
E.sendline(line)
File
"/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
/site-packages/pexpect.py", line 677, in sendline
n = n + self.send (os.linesep)
File
"/export/home/buildbot/build/sage/hawk-1/hawk_full/build/sage-5.9.beta4/local/lib/python2.7
/site-packages/pexpect.py", line 669, in send
c = os.write(self.child_fd, str)
TypeError: [Errno 22] Invalid argument
Error evaluating def sage51=2+3; in Singular
**********************************************************************
}}}
--
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/14371#comment:10>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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