def test_searchFileForAliases(self):
"""
For a host with a canonical name and one or more aliases,
L{searchFileFor} can find an address given any of the names.
"""
hosts = self.path()
hosts.setContent(
b"127.0.1.1\thelmut.example.org\thelmut\n" b"# a comment\n" b"::1 localhost ip6-localhost ip6-loopback\n"
)
self.assertEqual(searchFileFor(hosts.path, b"helmut"), "127.0.1.1")
self.assertEqual(searchFileFor(hosts.path, b"helmut.example.org"), "127.0.1.1")
self.assertEqual(searchFileFor(hosts.path, b"ip6-localhost"), "::1")
self.assertEqual(searchFileFor(hosts.path, b"ip6-loopback"), "::1")
self.assertEqual(searchFileFor(hosts.path, b"localhost"), "::1")
def test_searchFileFor(self):
"""
L{searchFileFor} parses hosts(5) files and returns the address for
the given name, or C{None} if the name is not found.
"""
tmp = self.mktemp()
f = open(tmp, 'w')
f.write('127.0.1.1 helmut.example.org helmut\n')
f.write('# a comment\n')
f.write('::1 localhost ip6-localhost ip6-loopback\n')
f.close()
self.assertEquals(hosts.searchFileFor(tmp, 'helmut'), '127.0.1.1')
self.assertEquals(hosts.searchFileFor(tmp, 'ip6-localhost'), '::1')
self.assertIdentical(hosts.searchFileFor(tmp, 'blah'), None)
def test_searchFileFor(self):
"""
L{searchFileFor} parses hosts(5) files and returns the address for
the given name, or C{None} if the name is not found.
"""
tmp = self.mktemp()
f = open(tmp, 'w')
f.write('127.0.1.1 helmut.example.org helmut\n')
f.write('# a comment\n')
f.write('::1 localhost ip6-localhost ip6-loopback\n')
f.close()
self.assertEquals(hosts.searchFileFor(tmp, 'helmut'), '127.0.1.1')
self.assertEquals(hosts.searchFileFor(tmp, 'ip6-localhost'), '::1')
self.assertIdentical(hosts.searchFileFor(tmp, 'blah'), None)
def test_searchFileForAliases(self):
"""
For a host with a canonical name and one or more aliases,
L{searchFileFor} can find an address given any of the names.
"""
hosts = self.path()
hosts.setContent(b"127.0.1.1\thelmut.example.org\thelmut\n"
b"# a comment\n"
b"::1 localhost ip6-localhost ip6-loopback\n")
self.assertEqual(searchFileFor(hosts.path, b'helmut'), '127.0.1.1')
self.assertEqual(searchFileFor(hosts.path, b'helmut.example.org'),
'127.0.1.1')
self.assertEqual(searchFileFor(hosts.path, b'ip6-localhost'), '::1')
self.assertEqual(searchFileFor(hosts.path, b'ip6-loopback'), '::1')
self.assertEqual(searchFileFor(hosts.path, b'localhost'), '::1')
def test_searchFileForAliases(self):
"""
For a host with a canonical name and one or more aliases,
L{searchFileFor} can find an address given any of the names.
"""
hosts = FilePath(self.mktemp())
hosts.setContent(
"127.0.1.1 helmut.example.org helmut\n"
"# a comment\n"
"::1 localhost ip6-localhost ip6-loopback\n")
self.assertEqual(searchFileFor(hosts.path, 'helmut'), '127.0.1.1')
self.assertEqual(
searchFileFor(hosts.path, 'helmut.example.org'), '127.0.1.1')
self.assertEqual(searchFileFor(hosts.path, 'ip6-localhost'), '::1')
self.assertEqual(searchFileFor(hosts.path, 'ip6-loopback'), '::1')
self.assertEqual(searchFileFor(hosts.path, 'localhost'), '::1')
def test_notFoundAddress(self):
"""
If there is no address information for the hostname passed to
L{searchFileFor}, L{None} is returned.
"""
hosts = self.path()
hosts.setContent(b"10.2.3.4 foo.example.com\n")
self.assertIsNone(searchFileFor(hosts.path, b"bar.example.com"))
def test_findAddress(self):
"""
If there is an IPv4 address for the hostname passed to L{searchFileFor},
it is returned.
"""
hosts = self.path()
hosts.setContent(b"10.2.3.4 foo.example.com\n")
self.assertEqual("10.2.3.4", searchFileFor(hosts.path, b"foo.example.com"))
def test_notFoundAddress(self):
"""
If there is no address information for the hostname passed to
L{searchFileFor}, C{None} is returned.
"""
hosts = self.path()
hosts.setContent(b"10.2.3.4 foo.example.com\n")
self.assertIs(None, searchFileFor(hosts.path, b"bar.example.com"))
def test_findAddress(self):
"""
If there is an IPv4 address for the hostname passed to L{searchFileFor},
it is returned.
"""
hosts = self.path()
hosts.setContent(b"10.2.3.4 foo.example.com\n")
self.assertEqual("10.2.3.4", searchFileFor(hosts.path, b"foo.example.com"))
def test_firstAddress(self):
"""
The first address associated with the given hostname is returned.
"""
hosts = self.path()
hosts.setContent(
b"::1 foo.example.com\n" b"10.1.2.3 foo.example.com\n" b"fe80::21b:fcff:feee:5a1d foo.example.com\n"
)
self.assertEqual("::1", searchFileFor(hosts.path, b"foo.example.com"))
def test_firstAddress(self):
"""
The first address associated with the given hostname is returned.
"""
hosts = self.path()
hosts.setContent(b"::1 foo.example.com\n"
b"10.1.2.3 foo.example.com\n"
b"fe80::21b:fcff:feee:5a1d foo.example.com\n")
self.assertEqual("::1", searchFileFor(hosts.path, b"foo.example.com"))
def test_notFoundAddress(self):
"""
If there is no address information for the hostname passed to
L{searchFileFor}, C{None} is returned.
"""
hosts = FilePath(self.mktemp())
hosts.setContent("10.2.3.4 foo.example.com\n")
self.assertIdentical(None, searchFileFor(hosts.path,
"bar.example.com"))