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test_umath_complex failures with Windows XP & Migw32 (Trac #1461) #2058

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test_umath_complex failures with Windows XP & Migw32 (Trac #1461)#2058
Labels
00 - Bugcomponent: numpy._core
@thouis

Description

@thouis
thouis
opened on Oct 19, 2012

Original ticket http://projects.scipy.org/numpy/ticket/1461 on 2010-04-23 by @drnlm, assigned to unknown.

From the windows buildbot

Windows XP, python 2.5, mingw32

======================================================================
FAIL: test_umath_complex.TestCexp.test_special_values(<ufunc 'exp'>, 1.#INF, 0, 1.#INF, 0)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "c:\Python25\Lib\site-packages\nose\case.py", line 186, in runTest
    self.test(*self.arg)
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 539, in check_complex_value
    assert_equal(f(z1), z2)
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 256, in assert_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 686, in assert_array_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 596, in assert_array_compare
AssertionError: 
Arrays are not equal

(x and y nan location mismatch [ True], False mismatch)
 x: array([ Inf NaNj])
 y: array((1.#INF+0j))


======================================================================
FAIL: test_umath_complex.TestCexp.test_special_values(None,)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "c:\Python25\Lib\site-packages\nose\case.py", line 186, in runTest
    self.test(*self.arg)
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 60, in _check_ninf_inf
    raise AssertionError(msgform %(z.real, z.imag))
AssertionError: cexp(-inf, inf) is (-1.#IND00, -1.#IND00), expected (+-0, +-0)
>>  raise AssertionError('cexp(-inf, inf) is (%f, %f), expected (+-0, +-0)' %((nan+nanj).real, (nan+nanj).imag))


======================================================================
FAIL: test_umath_complex.TestCexp.test_special_values(None,)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "c:\Python25\Lib\site-packages\nose\case.py", line 186, in runTest
    self.test(*self.arg)
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 73, in _check_inf_inf
    raise AssertionError(msgform % (z.real, z.imag))
AssertionError: cexp(inf, inf) is (-1.#IND00, -1.#IND00), expected (+-inf, nan)
>>  raise AssertionError('cexp(inf, inf) is (%f, %f), expected (+-inf, nan)' % ((nan+nanj).real, (nan+nanj).imag))


======================================================================
FAIL: test_umath_complex.TestCexp.test_special_values(None,)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "c:\Python25\Lib\site-packages\nose\case.py", line 186, in runTest
    self.test(*self.arg)
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 86, in _check_ninf_nan
    raise AssertionError(msgform % (z.real, z.imag))
AssertionError: cexp(-inf, nan) is (1.#QNAN0, 1.#QNAN0), expected (+-0, +-0)
>>  raise AssertionError('cexp(-inf, nan) is (%f, %f), expected (+-0, +-0)' % ((nan+nanj).real, (nan+nanj).imag))


======================================================================
FAIL: test_umath_complex.TestCexp.test_special_values(None,)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "c:\Python25\Lib\site-packages\nose\case.py", line 186, in runTest
    self.test(*self.arg)
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 99, in _check_inf_nan
    raise AssertionError(msgform % (z.real, z.imag))
AssertionError: cexp(-inf, nan) is (1.#QNAN0, 1.#QNAN0), expected (+-inf, nan)
>>  raise AssertionError('cexp(-inf, nan) is (%f, %f), expected (+-inf, nan)' % ((nan+nanj).real, (nan+nanj).imag))


======================================================================
FAIL: test_special_values (test_umath_complex.TestClog)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 144, in test_special_values
    self.assertRaises(FloatingPointError, np.log, x)
AssertionError: FloatingPointError not raised
    if hasattr(excClass,'__name__'): 'FloatingPointError' = excClass.'unittest'
    else: 'FloatingPointError' = str(excClass)
>>  raise self.failureException, "%s not raised" % 'FloatingPointError'


======================================================================
FAIL: test_umath_complex.TestCsqrt.test_special_values(<ufunc 'sqrt'>, 1, 1.#INF, 1.#INF, 1.#INF)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "c:\Python25\Lib\site-packages\nose\case.py", line 186, in runTest
    self.test(*self.arg)
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 539, in check_complex_value
    assert_equal(f(z1), z2)
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 256, in assert_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 686, in assert_array_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 596, in assert_array_compare
AssertionError: 
Arrays are not equal

(x and y nan location mismatch [ True], False mismatch)
 x: array([ Inf NaNj])
 y: array((1.#INF+1.#INFj))


======================================================================
FAIL: test_umath_complex.TestCsqrt.test_special_values(<ufunc 'sqrt'>, -1, 1.#INF, 1.#INF, 1.#INF)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "c:\Python25\Lib\site-packages\nose\case.py", line 186, in runTest
    self.test(*self.arg)
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 539, in check_complex_value
    assert_equal(f(z1), z2)
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 256, in assert_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 686, in assert_array_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 596, in assert_array_compare
AssertionError: 
Arrays are not equal

(x and y nan location mismatch [ True], False mismatch)
 x: array([ NaN Infj])
 y: array((1.#INF+1.#INFj))


======================================================================
FAIL: test_umath_complex.TestCsqrt.test_special_values(<ufunc 'sqrt'>, 1.#INF, 1.#INF, 1.#INF, 1.#INF)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "c:\Python25\Lib\site-packages\nose\case.py", line 186, in runTest
    self.test(*self.arg)
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 539, in check_complex_value
    assert_equal(f(z1), z2)
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 256, in assert_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 686, in assert_array_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 596, in assert_array_compare
AssertionError: 
Arrays are not equal

(x and y nan location mismatch [ True], False mismatch)
 x: array([ Inf NaNj])
 y: array((1.#INF+1.#INFj))


======================================================================
FAIL: test_umath_complex.TestCsqrt.test_special_values(<ufunc 'sqrt'>, -1.#INF, 1.#INF, 1.#INF, 1.#INF)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "c:\Python25\Lib\site-packages\nose\case.py", line 186, in runTest
    self.test(*self.arg)
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 539, in check_complex_value
    assert_equal(f(z1), z2)
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 256, in assert_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 686, in assert_array_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 596, in assert_array_compare
AssertionError: 
Arrays are not equal

(x and y nan location mismatch [ True], False mismatch)
 x: array([ NaN Infj])
 y: array((1.#INF+1.#INFj))


======================================================================
FAIL: test_umath_complex.TestCsqrt.test_special_values(<ufunc 'sqrt'>, -1.#IND, 1.#INF, 1.#INF, 1.#INF)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "c:\Python25\Lib\site-packages\nose\case.py", line 186, in runTest
    self.test(*self.arg)
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 539, in check_complex_value
    assert_equal(f(z1), z2)
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 256, in assert_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 686, in assert_array_equal
  File "..\numpy-install25\Lib\site-packages\numpy\testing\utils.py", line 596, in assert_array_compare
AssertionError: 
Arrays are not equal

(x and y nan location mismatch [ True], False mismatch)
 x: array([ NaN NaNj])
 y: array((1.#INF+1.#INFj))


======================================================================
FAIL: test_umath_complex.TestCsqrt.test_special_values(None,)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "c:\Python25\Lib\site-packages\nose\case.py", line 186, in runTest
    sRunning unit tests for numpy
NumPy version 2.0.0.dev8351
NumPy is installed in C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy
Python version 2.5.4 (r254:67916, Dec 23 2008, 15:10:54) [MSC v.1310 32 bit (Intel)]
nose version 0.11.2
elf.test(*self.arg)
  File "C:\buildbot\numpy\b11\numpy-install25\Lib\site-packages\numpy\core\tests\test_umath_complex.py", line 340, in _check_ninf_nan
    raise AssertionError(msgform % (z.real, z.imag))
AssertionError: csqrt(-inf, nan) is (1.#QNAN0, 1.#QNAN0), expected (nan, +-inf)
>>  raise AssertionError('csqrt(-inf, nan) is (%f, %f), expected (nan, +-inf)' % ((nan+nanj).real, (nan+nanj).imag))

The weird output formatting appears to be a long standing issue, (see #1463 for example), but the results are clearly not what was expected.

Similar failures seen when using python 2.6

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