def test_compare_ignores_random_letters():
cipher = Fleissner(
key="XooXooooooXoXoooXoooXXoXoooooooooXoXoooXooooXoooXoXoooXXoooooooo")
ciphertext = cipher.encrypt("WELCOME TO VILLIERS PARK")
assert cipher.compare_ciphertext(
ciphertext,
"WEHERRXSJQL C POPVBMEA XTZRJRCKMTXOR Q NMMYVXGJIELAIOLIUB Q J Z")
def test_from_worksheet():
cipher = Fleissner(
key="XooXooooooXoXoooXoooXXoXoooooooooXoXoooXooooXoooXoXoooXXoooooooo")
ciphertext = cipher.encrypt("WELCOME TO VILLIERS PARK")
assert cipher.compare(
"WEXEXRXSXXL CXXXOPXXMEA XXXRXXXKXTXOXXX XXXXVXXXIXLXXXLIXXXXXXXX",
ciphertext), ciphertext
plaintext = cipher.decrypt(
"WEXEXRXSXXL CXXXOPXXMEA XXXRXXXKXTXOXXX XXXXVXXXIXLXXXLIXXXXXXXX")
assert cipher.compare("WELCOME TO VILLIERS PARK", plaintext), plaintext
ciphertext = cipher.encrypt("FLEISSNER IS A FUNNY NAME")
assert cipher.compare_ciphertext(
"FUHLINDNVXEYIRACS RNSNNEKEXAZZQMKRE BDGIENXPSZMN GAJKX FRTBUDSKC",
ciphertext), ciphertext
plaintext = cipher.decrypt(
"FUHLINDNVXEYIRACS RNSNNEKEXAZZQMKRE BDGIENXPSZMN GAJKX FRTBUDSKC")
assert cipher.compare_plaintext("FLEISSNER IS A FUNNY NAME",
plaintext), plaintext
def test_hello():
cipher = Fleissner(key="XooooXoXoooooXoo")
assert "HXXOXEXLXXXXXLXX" == cipher.encrypt("HELLO")
assert "HELLO" == cipher.decrypt("HXXOXEXLXXXXXLXX")
def test_very_large_plaintext():
cipher = Fleissner(key="XooooXoXoooooXoo")
ciphertext = cipher.encrypt("A" * 32)
assert len(ciphertext) == 32