#5759: [with patch, needs work] bug in divides
------------------------------+---------------------------------------------
Reporter: was | Owner: was
Type: defect | Status: new
Priority: major | Milestone: sage-3.4.2
Component: basic arithmetic | Keywords:
------------------------------+---------------------------------------------
Comment(by was):
This breaks a doctest somewhere else:
{{{
wst...@sage:~/build/sage-3.4.1.rc2$ ./sage -t
devel/sage/sage/coding/code_constructions.py
sage -t "devel/sage/sage/coding/code_constructions.py"
**********************************************************************
File
"/scratch/wstein/build/sage-3.4.1.rc2/devel/sage/sage/coding/code_constructions.py",
line 530:
sage: g.divides(f)
Exception raised:
Traceback (most recent call last):
File "/scratch/wstein/build/sage-3.4.1.rc2/local/bin/ncadoctest.py",
line 1231, in run_one_test
self.run_one_example(test, example, filename, compileflags)
File
"/scratch/wstein/build/sage-3.4.1.rc2/local/bin/sagedoctest.py", line 38,
in run_one_example
OrigDocTestRunner.run_one_example(self, test, example, filename,
compileflags)
File "/scratch/wstein/build/sage-3.4.1.rc2/local/bin/ncadoctest.py",
line 1172, in run_one_example
compileflags, 1) in test.globs
File "<doctest __main__.example_7[6]>", line 1, in <module>
g.divides(f)###line 530:
sage: g.divides(f)
File "element.pyx", line 1380, in
sage.structure.element.CommutativeRingElement.divides
(sage/structure/element.c:12436)
File "parent_old.pyx", line 334, in
sage.structure.parent_old.Parent._coerce_c
(sage/structure/parent_old.c:5417)
File "parent_old.pyx", line 336, in
sage.structure.parent_old.Parent._coerce_c
(sage/structure/parent_old.c:5186)
File "parent.pyx", line 374, in sage.structure.parent.Parent.coerce
(sage/structure/parent.c:4994)
TypeError: no canonical coercion from Univariate Polynomial Ring in x
over Finite Field in a of size 3^2 to Univariate Polynomial Ring in x over
Finite Field of size 3
**********************************************************************
1 items had failures:
1 of 14 in __main__.example_7
***Test Failed*** 1 failures.
For whitespace errors, see the file
/scratch/wstein/build/sage-3.4.1.rc2/tmp/.doctest_code_constructions.py
[4.2 s]
exit code: 1024
----------------------------------------------------------------------
The following tests failed:
sage -t "devel/sage/sage/coding/code_constructions.py"
Total time for all tests: 4.2 seconds
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/5759#comment:8>
Sage <http://sagemath.org/>
Sage - Open Source Mathematical Software: Building the Car Instead of
Reinventing the Wheel
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