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# Copyright (C) Dnspython Contributors, see LICENSE for text of ISC license
import unittest
import dns.ttl
class TTLTestCase(unittest.TestCase):
def test_bind_style_ok(self):
ttl = dns.ttl.from_text("2w1d1h1m1s")
self.assertEqual(ttl, 2 * 604800 + 86400 + 3600 + 60 + 1)
def test_bind_style_ok2(self):
# no one should do this, but it is legal! :)
ttl = dns.ttl.from_text("1s2w1m1d1h")
self.assertEqual(ttl, 2 * 604800 + 86400 + 3600 + 60 + 1)
def test_bind_style_bad_unit(self):
with self.assertRaises(dns.ttl.BadTTL):
dns.ttl.from_text("5y")
def test_bind_style_no_unit(self):
with self.assertRaises(dns.ttl.BadTTL):
dns.ttl.from_text("1d5")
def test_bind_style_leading_unit(self):
with self.assertRaises(dns.ttl.BadTTL):
dns.ttl.from_text("s")
def test_bind_style_unit_without_digits(self):
with self.assertRaises(dns.ttl.BadTTL):
dns.ttl.from_text("1mw")
def test_ttl_technically_too_big_but_tolerated(self):
ttl = dns.ttl.from_text("4294967295")
assert ttl == 4294967295
def test_ttl_technically_too_big(self):
with self.assertRaises(dns.ttl.BadTTL):
dns.ttl.from_text("4294967296")
def test_empty(self):
with self.assertRaises(dns.ttl.BadTTL):
dns.ttl.from_text("")
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