Author: Matti Picus <[email protected]>
Branch: win32-cleanup2
Changeset: r54249:281bca084dae
Date: 2012-04-08 13:58 +0300
http://bitbucket.org/pypy/pypy/changeset/281bca084dae/
Log: do not use copysign in testing nan
diff --git a/pypy/module/micronumpy/test/test_ufuncs.py
b/pypy/module/micronumpy/test/test_ufuncs.py
--- a/pypy/module/micronumpy/test/test_ufuncs.py
+++ b/pypy/module/micronumpy/test/test_ufuncs.py
@@ -149,7 +149,11 @@
assert math.isnan(fmax(0, nan))
assert math.isnan(fmax(nan, nan))
# The numpy docs specify that the FIRST NaN should be used if both are
NaN
- assert math.copysign(1.0, fmax(nnan, nan)) == -1.0
+ try:
+ import struct
+ except:
+ skip('no struct available, and copysign is unreliable. How to
compare?')
+ assert struct.pack('d', fmax(nnan, nan)) == struct.pack('d', nnan)
def test_fmin(self):
from _numpypy import fmin
@@ -165,7 +169,11 @@
assert math.isnan(fmin(0, nan))
assert math.isnan(fmin(nan, nan))
# The numpy docs specify that the FIRST NaN should be used if both are
NaN
- assert math.copysign(1.0, fmin(nnan, nan)) == -1.0
+ try:
+ import struct
+ except:
+ skip('no struct available, and copysign is unreliable. How to
compare?')
+ assert struct.pack('d', fmin(nan, nnan)) == struct.pack('d', nan)
def test_fmod(self):
from _numpypy import fmod
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