[gmpy-commits] CVS: gmpy/test gmpy_test_dec.py,NONE,1.1

[Alex M. <al...@us...>]

Update of /cvsroot/gmpy/gmpy/test
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv11215/test

Added Files:
	gmpy_test_dec.py 
Log Message:

Test the monkeypatching of decimal.Decimal


--- NEW FILE: gmpy_test_dec.py ---
# partial unit test for gmpy/decimal interoperability
# relies on Tim Peters' "doctest.py" test-driver
# test-version 1.02
r'''
>>> dir(f)
['_copy', 'binary', 'ceil', 'digits', 'f2q', 'floor', 'getprec', 'getrprec', 'qdiv', 'reldiff', 'setprec', 'sign', 'sqrt', 'trunc']
>>>
'''
try: import decimal as _d
except ImportError: _d = None

import gmpy as _g, doctest, sys
__test__={}
f=_g.mpf('123.456')
q=_g.mpq('789123/1000')
z=_g.mpz('234')
if _d: d=_d.Decimal('12.34')

__test__['elemop']=\
r'''
>>> print _g.mpz(d)
12
>>> print _g.mpq(d)
617/50
>>> print _g.mpf(d)
12.34
>>> print f+d
135.796
>>> print d+f
135.796
>>> print q+d
801463/1000
>>> print d+q
801463/1000
>>> print z+d
246
>>> print d+z
246
>>> print _g.ceil(d)
13.0
>>> print _g.floor(d)
12.0
>>> print _g.trunc(d)
12.0
>>> _g.getrprec(d)
53
>>> _g.fsqrt(d)
mpf('3.51283361405005916059e0')
>>> coerce(d, _g.mpf(1.0))
(mpf('1.234e1'), mpf('1.e0'))
>>>
'''

def _test(chat=None):
    if chat:
        print "Unit tests for gmpy 1.1 release candidate (decimal interoperation)"
        print "    running on Python",sys.version
        print
        print "Testing gmpy %s (GMP %s) with default caching (%s, %s, %s..%s)" % (
            (_g.version(), _g.gmp_version(), _g.get_zcache(), _g.get_qcache(),
            ) + _g.get_zconst())
    if not _d:
        if chat:
            print "Can't test, since can't import decimal"
        return 0, 0
    thismod = sys.modules.get(__name__)
    doctest.testmod(thismod, report=0)

    if chat:
        print
        print "Overall results for dec:"
    return doctest.master.summarize(chat)

if __name__=='__main__':
    _test(1)