mirror of https://github.com/python/cpython.git
71 lines
1.9 KiB
Python
71 lines
1.9 KiB
Python
# As a test suite for the os module, this is woefully inadequate, but this
|
|
# does add tests for a few functions which have been determined to be more
|
|
# more portable than they had been thought to be.
|
|
|
|
import os
|
|
import unittest
|
|
import warnings
|
|
|
|
warnings.filterwarnings("ignore", "tempnam", RuntimeWarning, __name__)
|
|
warnings.filterwarnings("ignore", "tmpnam", RuntimeWarning, __name__)
|
|
|
|
from test_support import TESTFN, run_unittest
|
|
|
|
|
|
class TemporaryFileTests(unittest.TestCase):
|
|
def setUp(self):
|
|
self.files = []
|
|
os.mkdir(TESTFN)
|
|
|
|
def tearDown(self):
|
|
for name in self.files:
|
|
os.unlink(name)
|
|
os.rmdir(TESTFN)
|
|
|
|
def check_tempfile(self, name):
|
|
# make sure it doesn't already exist:
|
|
self.failIf(os.path.exists(name),
|
|
"file already exists for temporary file")
|
|
# make sure we can create the file
|
|
open(name, "w")
|
|
self.files.append(name)
|
|
|
|
def test_tempnam(self):
|
|
if not hasattr(os, "tempnam"):
|
|
return
|
|
warnings.filterwarnings("ignore", "tempnam", RuntimeWarning,
|
|
"test_os")
|
|
self.check_tempfile(os.tempnam())
|
|
|
|
name = os.tempnam(TESTFN)
|
|
self.check_tempfile(name)
|
|
|
|
name = os.tempnam(TESTFN, "pfx")
|
|
self.assert_(os.path.basename(name)[:3] == "pfx")
|
|
self.check_tempfile(name)
|
|
|
|
def test_tmpfile(self):
|
|
if not hasattr(os, "tmpfile"):
|
|
return
|
|
fp = os.tmpfile()
|
|
fp.write("foobar")
|
|
fp.seek(0,0)
|
|
s = fp.read()
|
|
fp.close()
|
|
self.assert_(s == "foobar")
|
|
|
|
def test_tmpnam(self):
|
|
if not hasattr(os, "tmpnam"):
|
|
return
|
|
warnings.filterwarnings("ignore", "tmpnam", RuntimeWarning,
|
|
"test_os")
|
|
self.check_tempfile(os.tmpnam())
|
|
|
|
|
|
def test_main():
|
|
run_unittest(TemporaryFileTests)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
test_main()
|