def test_bad_ipv6_prefix_length(self):
S46RuleOption.parse(bytes.fromhex('00590020011020010203008020010db8000000000000000000000000ffff0000fffe0000'))
with self.assertRaisesRegex(ValueError, 'range from 0 to 128'):
S46RuleOption.parse(
bytes.fromhex('00590021011020010203008120010db800000000000000000000000000ffff0000fffe0000')
)
def test_bad_ipv4_prefix_length(self):
S46RuleOption.parse(
bytes.fromhex(
'00590015011020010203002220010db800ffff0000fffe0000'))
with self.assertRaisesRegex(ValueError, 'range from 0 to 32'):
S46RuleOption.parse(
bytes.fromhex(
'00590015011021010203002220010db800ffff0000fffe0000'))
def test_bad_option_length(self):
with self.assertRaisesRegex(ValueError,
'shorter than the minimum length'):
S46RuleOption.parse(
bytes.fromhex(
'00590000011018010203002220010db800ffff0000fffe0000'))
with self.assertRaisesRegex(ValueError, 'length does not match'):
S46RuleOption.parse(
bytes.fromhex(
'00590014011018010203002220010db800ffff0000fffe0000'))
def test_bad_option_length(self):
with self.assertRaisesRegex(ValueError, 'shorter than the minimum length'):
S46RuleOption.parse(bytes.fromhex('00590000011018010203002220010db800ffff0000fffe0000'))
with self.assertRaisesRegex(ValueError, 'length does not match'):
S46RuleOption.parse(bytes.fromhex('00590014011018010203002220010db800ffff0000fffe0000'))
