Lib/test/test_bsddb.py

#! /usr/bin/env python
"""Test script for the bsddb C module
   Roger E. Masse
"""
import bsddb
import tempfile
from test_support import verbose

def test(openmethod, what):

    if verbose:
	print '\nTesting: ', what
	
    fname = tempfile.mktemp()
    f = openmethod(fname, 'c')
    if verbose:
	print 'creation...'
    f['0'] = ''
    f['a'] = 'Guido'
    f['b'] = 'van'
    f['c'] = 'Rossum'
    f['d'] = 'invented'
    f['f'] = 'Python'
    if verbose:
	print '%s %s %s' % (f['a'], f['b'], f['c'])

    if what == 'BTree' :
	if verbose:
	    print 'key ordering...'
	f.set_location(f.first()[0])
	while 1:
	    try:
		rec = f.next()
	    except KeyError:
		if rec <> f.last():
		    print 'Error, last <> last!'
		f.previous()
		break
	    if verbose:
		print rec
	if not f.has_key('a'):
	    print 'Error, missing key!'

    f.sync()
    f.close()
    if verbose:
	print 'modification...'
    f = openmethod(fname, 'w')
    f['d'] = 'discovered'

    if verbose:
	print 'access...'
    for key in f.keys():
	word = f[key]
	if verbose:
	    print word

    f.close()

types = [(bsddb.btopen, 'BTree'),
	 (bsddb.hashopen, 'Hash Table'),
	 # (bsddb.rnopen,'Record Numbers'), 'put' for RECNO for bsddb 1.85
         #                                   appears broken... at least on
	 #                                   Solaris Intel - rmasse 1/97
	 ]

for type in types:
    test(type[0], type[1])