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104 lines
2.3 KiB
Python
104 lines
2.3 KiB
Python
#! /usr/bin/env python
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"""Test script for the dumbdbm module
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Original by Roger E. Masse
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"""
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import os
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import test_support
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import unittest
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import dumbdbm
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import tempfile
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_fname = tempfile.mktemp()
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def _delete_files():
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for ext in [".dir", ".dat", ".bak"]:
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try:
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os.unlink(_fname + ext)
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except OSError:
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pass
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class DumbDBMTestCase(unittest.TestCase):
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_dict = {'0': '',
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'a': 'Python:',
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'b': 'Programming',
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'c': 'the',
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'd': 'way',
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'f': 'Guido',
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'g': 'intended'
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}
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def __init__(self, *args):
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unittest.TestCase.__init__(self, *args)
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def test_dumbdbm_creation(self):
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f = dumbdbm.open(_fname, 'c')
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self.assertEqual(f.keys(), [])
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for key in self._dict:
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f[key] = self._dict[key]
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self.read_helper(f)
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f.close()
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def test_dumbdbm_modification(self):
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self.init_db()
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f = dumbdbm.open(_fname, 'w')
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self._dict['g'] = f['g'] = "indented"
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self.read_helper(f)
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f.close()
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def test_dumbdbm_read(self):
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self.init_db()
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f = dumbdbm.open(_fname, 'r')
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self.read_helper(f)
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f.close()
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def test_dumbdbm_keys(self):
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self.init_db()
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f = dumbdbm.open(_fname)
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keys = self.keys_helper(f)
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f.close()
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def test_write_write_read(self):
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# test for bug #482460
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f = dumbdbm.open(_fname)
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f['1'] = 'hello'
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f['1'] = 'hello2'
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f.close()
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f = dumbdbm.open(_fname)
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self.assertEqual(f['1'], 'hello2')
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f.close()
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def read_helper(self, f):
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keys = self.keys_helper(f)
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for key in self._dict:
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self.assertEqual(self._dict[key], f[key])
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def init_db(self):
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f = dumbdbm.open(_fname, 'w')
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for k in self._dict:
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f[k] = self._dict[k]
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f.close()
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def keys_helper(self, f):
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keys = f.keys()
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keys.sort()
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dkeys = self._dict.keys()
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dkeys.sort()
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self.assertEqual(keys, dkeys)
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return keys
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def tearDown(self):
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_delete_files()
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def setUp(self):
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_delete_files()
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def test_main():
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try:
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test_support.run_unittest(DumbDBMTestCase)
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finally:
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_delete_files()
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if __name__ == "__main__":
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test_main()
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