Current File : //lib/python3/dist-packages/twisted/conch/test/test_address.py
# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.
"""
Tests for L{SSHTransportAddrress} in ssh/address.py
"""
from __future__ import annotations
from typing import Callable
from twisted.conch.ssh.address import SSHTransportAddress
from twisted.internet.address import IPv4Address
from twisted.internet.test.test_address import AddressTestCaseMixin
from twisted.trial import unittest
class SSHTransportAddressTests(unittest.TestCase, AddressTestCaseMixin):
"""
L{twisted.conch.ssh.address.SSHTransportAddress} is what Conch transports
use to represent the other side of the SSH connection. This tests the
basic functionality of that class (string representation, comparison, &c).
"""
def _stringRepresentation(self, stringFunction: Callable[[object], str]) -> None:
"""
The string representation of C{SSHTransportAddress} should be
"SSHTransportAddress(<stringFunction on address>)".
"""
addr = self.buildAddress()
stringValue = stringFunction(addr)
addressValue = stringFunction(addr.address)
self.assertEqual(stringValue, "SSHTransportAddress(%s)" % addressValue)
def buildAddress(self) -> SSHTransportAddress:
"""
Create an arbitrary new C{SSHTransportAddress}. A new instance is
created for each call, but always for the same address.
"""
return SSHTransportAddress(IPv4Address("TCP", "127.0.0.1", 22))
def buildDifferentAddress(self) -> SSHTransportAddress:
"""
Like C{buildAddress}, but with a different fixed address.
"""
return SSHTransportAddress(IPv4Address("TCP", "127.0.0.2", 22))
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