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"""develop tests
"""
import sys
import os
import shutil
import unittest
import tempfile
from setuptools.sandbox import DirectorySandbox
class TestSandbox(unittest.TestCase):
def setUp(self):
self.dir = tempfile.mkdtemp()
def tearDown(self):
shutil.rmtree(self.dir)
def test_devnull(self):
sandbox = DirectorySandbox(self.dir)
def _write():
f = open(os.devnull, 'w')
f.write('xxx')
f.close()
sandbox.run(_write)
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