def test_corrupted_login_key():
"""Test that a corrupted login path key is handled correctly."""
buf = open_bmylogin_cnf(LOGIN_PATH_FILE)
# Skip past the unused bytes
buf.seek(4)
# Write null bytes over half the login key
buf.write(b'\0\0\0\0\0\0\0\0\0\0')
buf.seek(0)
mylogin_cnf = read_and_decrypt_mylogin_cnf(buf)
assert mylogin_cnf is None
def test_corrupted_login_key():
"""Test that a corrupted login path key is handled correctly."""
buf = open_bmylogin_cnf(LOGIN_PATH_FILE)
# Skip past the unused bytes
buf.seek(4)
# Write null bytes over half the login key
buf.write(b'\0\0\0\0\0\0\0\0\0\0')
buf.seek(0)
mylogin_cnf = read_and_decrypt_mylogin_cnf(buf)
assert mylogin_cnf is None
def test_corrupted_pad():
"""Tests that a login path file with a corrupted pad is partially read."""
buf = open_bmylogin_cnf(LOGIN_PATH_FILE)
# Skip past the login key
buf.seek(24)
# Skip option group
len_buf = buf.read(4)
cipher_len, = struct.unpack("<i", len_buf)
buf.read(cipher_len)
# Corrupt the pad for the user line
len_buf = buf.read(4)
cipher_len, = struct.unpack("<i", len_buf)
buf.read(cipher_len - 1)
buf.write(b'\0')
buf.seek(0)
mylogin_cnf = TextIOWrapper(read_and_decrypt_mylogin_cnf(buf))
contents = mylogin_cnf.read()
for word in ('[test]', 'password', 'host', 'port'):
assert word in contents
assert 'user' not in contents
def test_corrupted_pad():
"""Tests that a login path file with a corrupted pad is partially read."""
buf = open_bmylogin_cnf(LOGIN_PATH_FILE)
# Skip past the login key
buf.seek(24)
# Skip option group
len_buf = buf.read(4)
cipher_len, = struct.unpack("<i", len_buf)
buf.read(cipher_len)
# Corrupt the pad for the user line
len_buf = buf.read(4)
cipher_len, = struct.unpack("<i", len_buf)
buf.read(cipher_len - 1)
buf.write(b'\0')
buf.seek(0)
mylogin_cnf = TextIOWrapper(read_and_decrypt_mylogin_cnf(buf))
contents = mylogin_cnf.read()
for word in ('[test]', 'password', 'host', 'port'):
assert word in contents
assert 'user' not in contents
def test_decrypt_blank_mylogin_cnf():
"""Test that a blank login path file is handled correctly."""
mylogin_cnf = read_and_decrypt_mylogin_cnf(BytesIO())
assert mylogin_cnf is None
def test_decrypt_blank_mylogin_cnf():
"""Test that a blank login path file is handled correctly."""
mylogin_cnf = read_and_decrypt_mylogin_cnf(BytesIO())
assert mylogin_cnf is None