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TST: Fix MMapWrapper init test for Windows #13494

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TST: Fix MMapWrapper init test for Windows #13494

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16 changes: 9 additions & 7 deletions pandas/io/tests/test_common.py
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Original file line number Diff line number Diff line change
@@ -1,7 +1,6 @@
"""
Tests for the pandas.io.common functionalities
"""
import nose
import mmap
import os
from os.path import isabs
Expand Down Expand Up @@ -98,15 +97,18 @@ def setUp(self):
'test_mmap.csv')

def test_constructor_bad_file(self):
if is_platform_windows():
raise nose.SkipTest("skipping construction error messages "
"tests on windows")

non_file = StringIO('I am not a file')
non_file.fileno = lambda: -1

msg = "Invalid argument"
tm.assertRaisesRegexp(mmap.error, msg, common.MMapWrapper, non_file)
# the error raised is different on Windows
if is_platform_windows():
msg = "The parameter is incorrect"
err = OSError
else:
msg = "Invalid argument"
err = mmap.error

tm.assertRaisesRegexp(err, msg, common.MMapWrapper, non_file)

target = open(self.mmap_file, 'r')
target.close()
Expand Down