lemur/lemur/tests/test_dns_providers.py

import unittest
from lemur.dns_providers import util as dnsutil


class TestDNSProvider(unittest.TestCase):
    def test_is_valid_domain(self):
        self.assertTrue(dnsutil.is_valid_domain("example.com"))
        self.assertTrue(dnsutil.is_valid_domain("foo.bar.org"))
        self.assertTrue(dnsutil.is_valid_domain("exam--ple.io"))
        self.assertTrue(dnsutil.is_valid_domain("a.example.com"))
        self.assertTrue(dnsutil.is_valid_domain("example.io"))
        self.assertTrue(dnsutil.is_valid_domain("example-of-under-63-character-domain-label-length-limit-1234567.com"))
        self.assertFalse(dnsutil.is_valid_domain("example-of-over-63-character-domain-label-length-limit-123456789.com"))
        self.assertFalse(dnsutil.is_valid_domain("_acme-chall.example.com"))
        self.assertFalse(dnsutil.is_valid_domain("e/xample.com"))
        self.assertFalse(dnsutil.is_valid_domain("exam\\ple.com"))
        self.assertFalse(dnsutil.is_valid_domain("*.example.com"))
        self.assertFalse(dnsutil.is_valid_domain("-example.io"))
        self.assertFalse(dnsutil.is_valid_domain("example-.io"))
        self.assertFalse(dnsutil.is_valid_domain("example..io"))
        self.assertFalse(dnsutil.is_valid_domain("exa mple.io"))
        self.assertFalse(dnsutil.is_valid_domain("-"))
        self.assertFalse(dnsutil.is_valid_domain(""))