'''Test the file hashes out.'''

# Ensure that the hashing is working as expected

# Values generated from echo <val> | sha256sum on Ubuntu 11.10

def setUp(self):

self.test_sha256_hashes = [

('aaaaa\n', 'bdc26931acfb734b142a8d675f205becf27560dc461f501822de13274fe6fc8a'),

('bbbbb\n', '8b410a5102fa5a38ef71e9e7c3f7888a9c029da41cfce2b16fd6f4c062b88030')

]

self.path_break_values = [

('aaaaaaaaaaaaaaaaaaaa', 4, 'aaaa/aaaa/aaaa/aaaa/aaaa'),

('aaaaaaaaaaaaaaaaaa', 4, 'aaaa/aaaa/aaaa/aaaa/aa'),

('a', 4, 'a'),

('aaaaaaaaaaaaaaaaaa', 100, 'aaaaaaaaaaaaaaaaaa'),

('aaaaa', 1, 'a/a/a/a/a'),

('aaaaaaaaaaaaaaaaaa', 10, 'aaaaaaaaaa/aaaaaaaa')

]

def test_hashing_algorithms(self):

file_hash = FileHash()

for test_hash in self.test_sha256_hashes:

self.assertEqual(file_hash.update(test_hash[0]).hash(),

test_hash[1])

def test_direct_assignment(self):

for test_hash in self.test_sha256_hashes:

file_hash = FileHash(test_hash[1])

direct_hash = file_hash.hash()

self.assertEqual(direct_hash, file_hash.update(test_hash[0]).hash())

def test_str_representation(self):

for test_hash in self.test_sha256_hashes:

file_hash = FileHash(test_hash[1])

self.assertEqual(str(file_hash), file_hash.hash())

def test_str_representation(self):

for test_hash in self.test_sha256_hashes:

file_hash = FileHash(test_hash[1])

self.assertEqual(str(file_hash), file_hash.hash())

def test_path_split(self):

for path_test in self.path_break_values:

file_hash = FileHash(path_test[0])

hash_path = file_hash.hash_path(path_break=path_test[1])