Kaydet (Commit) 7f986acb authored tarafından Georg Brandl's avatar Georg Brandl

Rename test file to its proper module name.

üst 0a7ac7d7
#! /usr/bin/env python
"""Test script for the dbm.open function based on testdumbdbm.py"""
import os
import unittest
import dbm
import glob
import test.support
_fname = test.support.TESTFN
#
# Iterates over every database module supported by dbm currently available,
# setting dbm to use each in turn, and yielding that module
#
def dbm_iterator():
old_default = dbm._defaultmod
for module in dbm._modules.values():
dbm._defaultmod = module
yield module
dbm._defaultmod = old_default
#
# Clean up all scratch databases we might have created during testing
#
def delete_files():
# we don't know the precise name the underlying database uses
# so we use glob to locate all names
for f in glob.glob(_fname + "*"):
test.support.unlink(f)
class AnyDBMTestCase(unittest.TestCase):
_dict = {'0': b'',
'a': b'Python:',
'b': b'Programming',
'c': b'the',
'd': b'way',
'f': b'Guido',
'g': b'intended',
}
def __init__(self, *args):
unittest.TestCase.__init__(self, *args)
def test_anydbm_creation(self):
f = dbm.open(_fname, 'c')
self.assertEqual(list(f.keys()), [])
for key in self._dict:
f[key.encode("ascii")] = self._dict[key]
self.read_helper(f)
f.close()
def test_anydbm_modification(self):
self.init_db()
f = dbm.open(_fname, 'c')
self._dict['g'] = f[b'g'] = b"indented"
self.read_helper(f)
f.close()
def test_anydbm_read(self):
self.init_db()
f = dbm.open(_fname, 'r')
self.read_helper(f)
f.close()
def test_anydbm_keys(self):
self.init_db()
f = dbm.open(_fname, 'r')
keys = self.keys_helper(f)
f.close()
def test_anydbm_access(self):
self.init_db()
f = dbm.open(_fname, 'r')
key = "a".encode("ascii")
assert(key in f)
assert(f[key] == b"Python:")
f.close()
def read_helper(self, f):
keys = self.keys_helper(f)
for key in self._dict:
self.assertEqual(self._dict[key], f[key.encode("ascii")])
def init_db(self):
f = dbm.open(_fname, 'n')
for k in self._dict:
f[k.encode("ascii")] = self._dict[k]
f.close()
def keys_helper(self, f):
keys = sorted(k.decode("ascii") for k in f.keys())
dkeys = sorted(self._dict.keys())
self.assertEqual(keys, dkeys)
return keys
def tearDown(self):
delete_files()
def setUp(self):
delete_files()
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 == 'dbm.dumb':
continue # whichdb can't support dbm.dumb
test.support.unlink(_fname)
f = module.open(_fname, 'c')
f.close()
self.assertEqual(name, dbm.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, dbm.whichdb(_fname))
def tearDown(self):
delete_files()
def setUp(self):
delete_files()
def test_main():
try:
for module in dbm_iterator():
test.support.run_unittest(AnyDBMTestCase, WhichDBTestCase)
finally:
delete_files()
if __name__ == "__main__":
test_main()
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