def test_generate_code_from_counter_counter_bad(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to invalid counter value.
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter(self.secret, -1)
def test_generate_code_from_counter_counter_wrong_type(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to wrong counter type.
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter(self.secret, "abcdefgh")
def test_generate_code_from_counter_secret_wrong_type(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to wrong secret type.
"""
cut = HOTP()
with self.assertRaises(TypeError):
cut.generate_code_from_counter(1.234, self.expected[0][0])
def test_generate_code_from_counter_code_length_wrong_type(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to wrong code_length type.
"""
cut = HOTP()
with self.assertRaises(TypeError):
cut.generate_code_from_counter(
self.secret, self.expected[0][0], code_length=(6, 3))
def test_generate_code_from_counter_counter_bad(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to invalid counter value.
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter(
self.secret, -1)
def test_generate_code_from_counter_counter_wrong_type(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to wrong counter type.
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter(
self.secret, "abcdefgh")
def test_generate_code_from_counter_secret_wrong_type(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to wrong secret type.
"""
cut = HOTP()
with self.assertRaises(TypeError):
cut.generate_code_from_counter(
1.234, self.expected[0][0])
def test_generate_code_from_counter_code_length_not_numeric(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to non-numeric code_length.
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter(
self.secret, self.expected[0][0], code_length="abc")
def test_generate_code_from_counter_secret_wrong_base32_length(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to secret string that is invalid
base32 encoding (too long, bad padding).
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter(
"GEZDGNBVGY3TQOJQGEZDGNBVGY3TQOJQAAA", self.expected[0][0])
def test_generate_code_from_counter_secret_bad_base32(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to secret string that is invalid
base32 encoding.
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter(
"GEZDGNBVGY1TQOJQGEZDGNBVGY1TQOJQ", self.expected[0][0])
def test_generate_code_from_counter_counter_long(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to counter byte string that is
too short.
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter(
self.secret, bytes.fromhex("010203040506070809"))
def test_generate_code_from_counter_secret_wrong_base32_length(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to secret string that is invalid
base32 encoding (too long, bad padding).
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter(
"GEZDGNBVGY3TQOJQGEZDGNBVGY3TQOJQAAA", self.expected[0][0])
def test_generate_code_from_counter_secret_bad_base32(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to secret string that is invalid
base32 encoding.
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter("GEZDGNBVGY1TQOJQGEZDGNBVGY1TQOJQ",
self.expected[0][0])
def test_generate_code_from_counter_counter_long(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to counter byte string that is
too short.
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter(self.secret,
bytes.fromhex("010203040506070809"))
def test_generate_code_from_counter_code_length_out_of_range(self):
"""Test Otp.generate_code_from_counter().
Check for appropriate exception to out-of-range code_length.
"""
cut = HOTP()
with self.assertRaises(ValueError):
cut.generate_code_from_counter(
self.secret, self.expected[0][0], code_length="0")
with self.assertRaises(ValueError):
cut.generate_code_from_counter(
self.secret, self.expected[0][0], code_length=11)
def test_generate_code_from_counter_integer_b32_secret(self):
"""Test Otp.generate_code_from_counter().
Check that the RFC4226 test cases work for generate_code_from_counter()
when passed counter as an integer and secret as base32 string.
"""
cut = HOTP()
# test with counter as integer value and secret as base32 string
#
for i in range(0, 10):
code_string = cut.generate_code_from_counter(self.secret_base32, i)
self.assertEqual(self.expected[i][3], code_string)
def test_generate_code_from_counter_integer_b32_secret(self):
"""Test Otp.generate_code_from_counter().
Check that the RFC4226 test cases work for generate_code_from_counter()
when passed counter as an integer and secret as base32 string.
"""
cut = HOTP()
# test with counter as integer value and secret as base32 string
#
for i in range(0, 10):
code_string = cut.generate_code_from_counter(self.secret_base32, i)
self.assertEqual(self.expected[i][3], code_string)
def test_generate_code_from_counter_byte_string(self):
"""Test Otp.generate_code_from_counter().
Check that the RFC4226 test cases work for generate_code_from_counter()
when passed counter as a byte string and secret as byte string.
"""
cut = HOTP()
# test with counter as byte string and secret as byte string.
#
for i in range(0, 10):
code_string = cut.generate_code_from_counter(
self.secret, self.expected[i][0])
self.assertEqual(self.expected[i][3], code_string)
def test_generate_code_from_counter_byte_string(self):
"""Test Otp.generate_code_from_counter().
Check that the RFC4226 test cases work for generate_code_from_counter()
when passed counter as a byte string and secret as byte string.
"""
cut = HOTP()
# test with counter as byte string and secret as byte string.
#
for i in range(0, 10):
code_string = cut.generate_code_from_counter(
self.secret, self.expected[i][0])
self.assertEqual(self.expected[i][3], code_string)
