Lib/dos-8x3/test_bsd.py

   1 #! /usr/bin/env python
   2 """Test script for the bsddb C module
   3    Roger E. Masse
   4 """
   5
   6 import os
   7 import bsddb
   8 import tempfile
   9 from test_support import verbose
  10
  11 def test(openmethod, what):
  12
  13     if verbose:
  14         print '\nTesting: ', what
  15
  16     fname = tempfile.mktemp()
  17     f = openmethod(fname, 'c')
  18     if verbose:
  19         print 'creation...'
  20     f['0'] = ''
  21     f['a'] = 'Guido'
  22     f['b'] = 'van'
  23     f['c'] = 'Rossum'
  24     f['d'] = 'invented'
  25     f['f'] = 'Python'
  26     if verbose:
  27         print '%s %s %s' % (f['a'], f['b'], f['c'])
  28
  29     if what == 'BTree' :
  30         if verbose:
  31             print 'key ordering...'
  32         f.set_location(f.first()[0])
  33         while 1:
  34             try:
  35                 rec = f.next()
  36             except KeyError:
  37                 if rec <> f.last():
  38                     print 'Error, last <> last!'
  39                 f.previous()
  40                 break
  41             if verbose:
  42                 print rec
  43         if not f.has_key('a'):
  44             print 'Error, missing key!'
  45
  46     f.sync()
  47     f.close()
  48     if verbose:
  49         print 'modification...'
  50     f = openmethod(fname, 'w')
  51     f['d'] = 'discovered'
  52
  53     if verbose:
  54         print 'access...'
  55     for key in f.keys():
  56         word = f[key]
  57         if verbose:
  58             print word
  59
  60     f.close()
  61     try:
  62         os.remove(fname)
  63     except os.error:
  64         pass
  65
  66 types = [(bsddb.btopen, 'BTree'),
  67          (bsddb.hashopen, 'Hash Table'),
  68          # (bsddb.rnopen,'Record Numbers'), 'put' for RECNO for bsddb 1.85
  69          #                                   appears broken... at least on
  70          #                                   Solaris Intel - rmasse 1/97
  71          ]
  72
  73 for type in types:
  74     test(type[0], type[1])