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#
# __COPYRIGHT__
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
import sys
import unittest
import string
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.get_signature(), signature(my_obj('110')))
assert current(obj.get_signature(), signature(my_obj('111')))
assert not current(obj.get_signature(), 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')
s = signature(o1)
assert '698d51a19d8a121ce581499d7b701668' == s, s
o2 = my_obj(value = 222)
s = signature(o2)
assert 'bcbe3365e6ac95ea2c0343a2395834dd' == s, s
try:
signature('string')
except AttributeError, e:
assert string.find(str(e), "unable to fetch contents") == 0, str(e)
else:
raise AttributeError, "unexpected get_contents() attribute"
# Make sure we don't eat AttributeErrors raised internally
# by the get_contents() method (or anything it calls).
caught = None
try:
class xxx:
def get_contents(self):
raise AttributeError, "internal AttributeError"
signature(xxx())
except AttributeError, e:
assert str(e) == "internal AttributeError", e
caught = 1
assert caught, "did not catch expected AttributeError"
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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