Lib/test/test_bsddb.py

   1 #! /usr/bin/env python
   2 """Test script for the bsddb C module
   3    Roger E. Masse
   4 """
   5 import bsddb
   6 import tempfile
   7 from test_support import verbose
   8
   9 def test(openmethod, what):
  10
  11     if verbose:
  12         print '\nTesting: ', what
  13
  14     fname = tempfile.mktemp()
  15     f = openmethod(fname, 'c')
  16     if verbose:
  17         print 'creation...'
  18     f['0'] = ''
  19     f['a'] = 'Guido'
  20     f['b'] = 'van'
  21     f['c'] = 'Rossum'
  22     f['d'] = 'invented'
  23     f['f'] = 'Python'
  24     if verbose:
  25         print '%s %s %s' % (f['a'], f['b'], f['c'])
  26
  27     if what == 'BTree' :
  28         if verbose:
  29             print 'key ordering...'
  30         f.set_location(f.first()[0])
  31         while 1:
  32             try:
  33                 rec = f.next()
  34             except KeyError:
  35                 if rec <> f.last():
  36                     print 'Error, last <> last!'
  37                 f.previous()
  38                 break
  39             if verbose:
  40                 print rec
  41         if not f.has_key('a'):
  42             print 'Error, missing key!'
  43
  44     f.sync()
  45     f.close()
  46     if verbose:
  47         print 'modification...'
  48     f = openmethod(fname, 'w')
  49     f['d'] = 'discovered'
  50
  51     if verbose:
  52         print 'access...'
  53     for key in f.keys():
  54         word = f[key]
  55         if verbose:
  56             print word
  57
  58     f.close()
  59
  60 types = [(bsddb.btopen, 'BTree'),
  61          (bsddb.hashopen, 'Hash Table'),
  62          # (bsddb.rnopen,'Record Numbers'), 'put' for RECNO for bsddb 1.85
  63          #                                   appears broken... at least on
  64          #                                   Solaris Intel - rmasse 1/97
  65          ]
  66
  67 for type in types:
  68     test(type[0], type[1])
  69