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#! /usr/bin/env python
"""Test script for the whichdb module
based on test_anydbm.py
"""
import os
import test.support
import unittest
import whichdb
import anydbm
import glob
from test.test_anydbm import delete_files, dbm_iterator
_fname = test.support.TESTFN
class WhichDBTestCase(unittest.TestCase):
# Actual test methods are added to namespace
# after class definition.
def __init__(self, *args):
unittest.TestCase.__init__(self, *args)
def test_whichdb(self):
for module in dbm_iterator():
# Check whether whichdb correctly guesses module name
# for databases opened with "module" module.
# Try with empty files first
name = module.__name__
if name == 'dumbdbm':
continue # whichdb can't support dumbdbm
test.support.unlink(_fname)
f = module.open(_fname, 'c')
f.close()
self.assertEqual(name, whichdb.whichdb(_fname))
# Now add a key
f = module.open(_fname, 'w')
f[b"1"] = b"1"
# and test that we can find it
self.assertTrue(b"1" in f)
# and read it
self.assertTrue(f[b"1"] == b"1")
f.close()
self.assertEqual(name, whichdb.whichdb(_fname))
def tearDown(self):
delete_files()
def setUp(self):
delete_files()
def test_main():
try:
test.support.run_unittest(WhichDBTestCase)
finally:
delete_files()
if __name__ == "__main__":
test_main()
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