cpython/Lib/test/test_shelve.py

97 lines
2.7 KiB
Python

import os
import unittest
import shelve
import glob
from test import test_support
class TestCase(unittest.TestCase):
fn = "shelftemp.db"
def test_ascii_file_shelf(self):
try:
s = shelve.open(self.fn, binary=False)
s['key1'] = (1,2,3,4)
self.assertEqual(s['key1'], (1,2,3,4))
s.close()
finally:
for f in glob.glob(self.fn+"*"):
os.unlink(f)
def test_binary_file_shelf(self):
try:
s = shelve.open(self.fn, binary=True)
s['key1'] = (1,2,3,4)
self.assertEqual(s['key1'], (1,2,3,4))
s.close()
finally:
for f in glob.glob(self.fn+"*"):
os.unlink(f)
def test_in_memory_shelf(self):
d1 = {}
s = shelve.Shelf(d1, binary=False)
s['key1'] = (1,2,3,4)
self.assertEqual(s['key1'], (1,2,3,4))
s.close()
d2 = {}
s = shelve.Shelf(d2, binary=True)
s['key1'] = (1,2,3,4)
self.assertEqual(s['key1'], (1,2,3,4))
s.close()
self.assertEqual(len(d1), 1)
self.assertNotEqual(d1, d2)
from test_userdict import TestMappingProtocol
class TestShelveBase(TestMappingProtocol):
fn = "shelftemp.db"
counter = 0
def __init__(self, *args, **kw):
self._db = []
TestMappingProtocol.__init__(self, *args, **kw)
_tested_class = shelve.Shelf
def _reference(self):
return {"key1":"value1", "key2":2, "key3":(1,2,3)}
def _empty_mapping(self):
if self._in_mem:
x= shelve.Shelf({}, binary = self._binary)
else:
self.counter+=1
x= shelve.open(self.fn+str(self.counter), binary=self._binary)
self._db.append(x)
return x
def tearDown(self):
for db in self._db:
db.close()
self._db = []
if not self._in_mem:
for f in glob.glob(self.fn+"*"):
os.unlink(f)
class TestAsciiFileShelve(TestShelveBase):
_binary = False
_in_mem = False
class TestBinaryFileShelve(TestShelveBase):
_binary = True
_in_mem = False
class TestAsciiMemShelve(TestShelveBase):
_binary = False
_in_mem = True
class TestBinaryMemShelve(TestShelveBase):
_binary = True
_in_mem = True
def test_main():
suite = unittest.TestSuite()
suite.addTest(unittest.makeSuite(TestAsciiFileShelve))
suite.addTest(unittest.makeSuite(TestBinaryFileShelve))
suite.addTest(unittest.makeSuite(TestAsciiMemShelve))
suite.addTest(unittest.makeSuite(TestBinaryMemShelve))
suite.addTest(unittest.makeSuite(TestCase))
test_support.run_suite(suite)
if __name__ == "__main__":
test_main()