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# The following exec statement (or something like it) is needed to
# prevent SyntaxError on Python < 2.5. Even though this is a test,
# SyntaxErrors are not acceptable; on Debian systems, they block
# byte-compilation during install and thus cause the package to fail
# to install.
import sys
if sys.version_info[:2] >= (2, 5):
exec """
from __future__ import with_statement
import platform
from numpy.core import *
from numpy.random import rand, randint
from numpy.testing import *
class TestErrstate(TestCase):
@dec.skipif(platform.machine() == "armv5tel", "See gh-413.")
def test_invalid(self):
with errstate(all='raise', under='ignore'):
a = -arange(3)
# This should work
with errstate(invalid='ignore'):
sqrt(a)
# While this should fail!
try:
sqrt(a)
except FloatingPointError:
pass
else:
self.fail("Did not raise an invalid error")
def test_divide(self):
with errstate(all='raise', under='ignore'):
a = -arange(3)
# This should work
with errstate(divide='ignore'):
a // 0
# While this should fail!
try:
a // 0
except FloatingPointError:
pass
else:
self.fail("Did not raise divide by zero error")
def test_errcall(self):
def foo(*args):
print(args)
olderrcall = geterrcall()
with errstate(call=foo):
assert_(geterrcall() is foo, 'call is not foo')
with errstate(call=None):
assert_(geterrcall() is None, 'call is not None')
assert_(geterrcall() is olderrcall, 'call is not olderrcall')
"""
if __name__ == "__main__":
run_module_suite()
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