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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
import sys
import unittest
from SCons.Sig.MD5 import current, collect, signature, to_string, from_string
class my_obj:
"""A dummy object class that satisfies the interface
requirements of the MD5 class.
"""
def __init__(self, value = ""):
self.value = value
def get_signature(self):
if not hasattr(self, "sig"):
self.sig = signature(self)
return self.sig
def get_contents(self):
return self.value
class MD5TestCase(unittest.TestCase):
def test_current(self):
"""Test deciding if an object is up-to-date
Simple comparison of different "signature" values.
"""
obj = my_obj('111')
assert not current(obj, signature(my_obj('110')))
assert current(obj, signature(my_obj('111')))
assert not current(obj, signature(my_obj('112')))
def test_collect(self):
"""Test collecting a list of signatures into a new signature value
"""
s = map(signature, map(my_obj, ('111', '222', '333')))
assert '698d51a19d8a121ce581499d7b701668' == collect(s[0:1])
assert '8980c988edc2c78cc43ccb718c06efd5' == collect(s[0:2])
assert '53fd88c84ff8a285eb6e0a687e55b8c7' == collect(s)
def test_signature(self):
"""Test generating a signature"""
o1 = my_obj(value = '111')
assert '698d51a19d8a121ce581499d7b701668' == signature(o1)
def test_to_string(self):
assert '698d51a19d8a121ce581499d7b701668' == to_string('698d51a19d8a121ce581499d7b701668')
def test_from_string(self):
assert '698d51a19d8a121ce581499d7b701668' == from_string('698d51a19d8a121ce581499d7b701668')
if __name__ == "__main__":
suite = unittest.makeSuite(MD5TestCase, 'test_')
if not unittest.TextTestRunner().run(suite).wasSuccessful():
sys.exit(1)
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