# -*- coding: utf-8 -*-
#
"""
test_url.py
websocket - WebSocket client library for Python

Copyright 2021 engn33r

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""

import os
import unittest
from websocket._url import get_proxy_info, parse_url, _is_address_in_network, _is_no_proxy_host


class UrlTest(unittest.TestCase):

    def test_address_in_network(self):
        self.assertTrue(_is_address_in_network('127.0.0.1', '127.0.0.0/8'))
        self.assertTrue(_is_address_in_network('127.1.0.1', '127.0.0.0/8'))
        self.assertFalse(_is_address_in_network('127.1.0.1', '127.0.0.0/24'))

    def testParseUrl(self):
        p = parse_url("ws://www.example.com/r")
        self.assertEqual(p[0], "www.example.com")
        self.assertEqual(p[1], 80)
        self.assertEqual(p[2], "/r")
        self.assertEqual(p[3], False)

        p = parse_url("ws://www.example.com/r/")
        self.assertEqual(p[0], "www.example.com")
        self.assertEqual(p[1], 80)
        self.assertEqual(p[2], "/r/")
        self.assertEqual(p[3], False)

        p = parse_url("ws://www.example.com/")
        self.assertEqual(p[0], "www.example.com")
        self.assertEqual(p[1], 80)
        self.assertEqual(p[2], "/")
        self.assertEqual(p[3], False)

        p = parse_url("ws://www.example.com")
        self.assertEqual(p[0], "www.example.com")
        self.assertEqual(p[1], 80)
        self.assertEqual(p[2], "/")
        self.assertEqual(p[3], False)

        p = parse_url("ws://www.example.com:8080/r")
        self.assertEqual(p[0], "www.example.com")
        self.assertEqual(p[1], 8080)
        self.assertEqual(p[2], "/r")
        self.assertEqual(p[3], False)

        p = parse_url("ws://www.example.com:8080/")
        self.assertEqual(p[0], "www.example.com")
        self.assertEqual(p[1], 8080)
        self.assertEqual(p[2], "/")
        self.assertEqual(p[3], False)

        p = parse_url("ws://www.example.com:8080")
        self.assertEqual(p[0], "www.example.com")
        self.assertEqual(p[1], 8080)
        self.assertEqual(p[2], "/")
        self.assertEqual(p[3], False)

        p = parse_url("wss://www.example.com:8080/r")
        self.assertEqual(p[0], "www.example.com")
        self.assertEqual(p[1], 8080)
        self.assertEqual(p[2], "/r")
        self.assertEqual(p[3], True)

        p = parse_url("wss://www.example.com:8080/r?key=value")
        self.assertEqual(p[0], "www.example.com")
        self.assertEqual(p[1], 8080)
        self.assertEqual(p[2], "/r?key=value")
        self.assertEqual(p[3], True)

        self.assertRaises(ValueError, parse_url, "http://www.example.com/r")

        p = parse_url("ws://[2a03:4000:123:83::3]/r")
        self.assertEqual(p[0], "2a03:4000:123:83::3")
        self.assertEqual(p[1], 80)
        self.assertEqual(p[2], "/r")
        self.assertEqual(p[3], False)

        p = parse_url("ws://[2a03:4000:123:83::3]:8080/r")
        self.assertEqual(p[0], "2a03:4000:123:83::3")
        self.assertEqual(p[1], 8080)
        self.assertEqual(p[2], "/r")
        self.assertEqual(p[3], False)

        p = parse_url("wss://[2a03:4000:123:83::3]/r")
        self.assertEqual(p[0], "2a03:4000:123:83::3")
        self.assertEqual(p[1], 443)
        self.assertEqual(p[2], "/r")
        self.assertEqual(p[3], True)

        p = parse_url("wss://[2a03:4000:123:83::3]:8080/r")
        self.assertEqual(p[0], "2a03:4000:123:83::3")
        self.assertEqual(p[1], 8080)
        self.assertEqual(p[2], "/r")
        self.assertEqual(p[3], True)


class IsNoProxyHostTest(unittest.TestCase):
    def setUp(self):
        self.no_proxy = os.environ.get("no_proxy", None)
        if "no_proxy" in os.environ:
            del os.environ["no_proxy"]

    def tearDown(self):
        if self.no_proxy:
            os.environ["no_proxy"] = self.no_proxy
        elif "no_proxy" in os.environ:
            del os.environ["no_proxy"]

    def testMatchAll(self):
        self.assertTrue(_is_no_proxy_host("any.websocket.org", ['*']))
        self.assertTrue(_is_no_proxy_host("192.168.0.1", ['*']))
        self.assertTrue(_is_no_proxy_host("any.websocket.org", ['other.websocket.org', '*']))
        os.environ['no_proxy'] = '*'
        self.assertTrue(_is_no_proxy_host("any.websocket.org", None))
        self.assertTrue(_is_no_proxy_host("192.168.0.1", None))
        os.environ['no_proxy'] = 'other.websocket.org, *'
        self.assertTrue(_is_no_proxy_host("any.websocket.org", None))

    def testIpAddress(self):
        self.assertTrue(_is_no_proxy_host("127.0.0.1", ['127.0.0.1']))
        self.assertFalse(_is_no_proxy_host("127.0.0.2", ['127.0.0.1']))
        self.assertTrue(_is_no_proxy_host("127.0.0.1", ['other.websocket.org', '127.0.0.1']))
        self.assertFalse(_is_no_proxy_host("127.0.0.2", ['other.websocket.org', '127.0.0.1']))
        os.environ['no_proxy'] = '127.0.0.1'
        self.assertTrue(_is_no_proxy_host("127.0.0.1", None))
        self.assertFalse(_is_no_proxy_host("127.0.0.2", None))
        os.environ['no_proxy'] = 'other.websocket.org, 127.0.0.1'
        self.assertTrue(_is_no_proxy_host("127.0.0.1", None))
        self.assertFalse(_is_no_proxy_host("127.0.0.2", None))

    def testIpAddressInRange(self):
        self.assertTrue(_is_no_proxy_host("127.0.0.1", ['127.0.0.0/8']))
        self.assertTrue(_is_no_proxy_host("127.0.0.2", ['127.0.0.0/8']))
        self.assertFalse(_is_no_proxy_host("127.1.0.1", ['127.0.0.0/24']))
        os.environ['no_proxy'] = '127.0.0.0/8'
        self.assertTrue(_is_no_proxy_host("127.0.0.1", None))
        self.assertTrue(_is_no_proxy_host("127.0.0.2", None))
        os.environ['no_proxy'] = '127.0.0.0/24'
        self.assertFalse(_is_no_proxy_host("127.1.0.1", None))

    def testHostnameMatch(self):
        self.assertTrue(_is_no_proxy_host("my.websocket.org", ['my.websocket.org']))
        self.assertTrue(_is_no_proxy_host("my.websocket.org", ['other.websocket.org', 'my.websocket.org']))
        self.assertFalse(_is_no_proxy_host("my.websocket.org", ['other.websocket.org']))
        os.environ['no_proxy'] = 'my.websocket.org'
        self.assertTrue(_is_no_proxy_host("my.websocket.org", None))
        self.assertFalse(_is_no_proxy_host("other.websocket.org", None))
        os.environ['no_proxy'] = 'other.websocket.org, my.websocket.org'
        self.assertTrue(_is_no_proxy_host("my.websocket.org", None))

    def testHostnameMatchDomain(self):
        self.assertTrue(_is_no_proxy_host("any.websocket.org", ['.websocket.org']))
        self.assertTrue(_is_no_proxy_host("my.other.websocket.org", ['.websocket.org']))
        self.assertTrue(_is_no_proxy_host("any.websocket.org", ['my.websocket.org', '.websocket.org']))
        self.assertFalse(_is_no_proxy_host("any.websocket.com", ['.websocket.org']))
        os.environ['no_proxy'] = '.websocket.org'
        self.assertTrue(_is_no_proxy_host("any.websocket.org", None))
        self.assertTrue(_is_no_proxy_host("my.other.websocket.org", None))
        self.assertFalse(_is_no_proxy_host("any.websocket.com", None))
        os.environ['no_proxy'] = 'my.websocket.org, .websocket.org'
        self.assertTrue(_is_no_proxy_host("any.websocket.org", None))


class ProxyInfoTest(unittest.TestCase):
    def setUp(self):
        self.http_proxy = os.environ.get("http_proxy", None)
        self.https_proxy = os.environ.get("https_proxy", None)
        self.no_proxy = os.environ.get("no_proxy", None)
        if "http_proxy" in os.environ:
            del os.environ["http_proxy"]
        if "https_proxy" in os.environ:
            del os.environ["https_proxy"]
        if "no_proxy" in os.environ:
            del os.environ["no_proxy"]

    def tearDown(self):
        if self.http_proxy:
            os.environ["http_proxy"] = self.http_proxy
        elif "http_proxy" in os.environ:
            del os.environ["http_proxy"]

        if self.https_proxy:
            os.environ["https_proxy"] = self.https_proxy
        elif "https_proxy" in os.environ:
            del os.environ["https_proxy"]

        if self.no_proxy:
            os.environ["no_proxy"] = self.no_proxy
        elif "no_proxy" in os.environ:
            del os.environ["no_proxy"]

    def testProxyFromArgs(self):
        self.assertEqual(get_proxy_info("echo.websocket.org", False, proxy_host="localhost"), ("localhost", 0, None))
        self.assertEqual(get_proxy_info("echo.websocket.org", False, proxy_host="localhost", proxy_port=3128),
                         ("localhost", 3128, None))
        self.assertEqual(get_proxy_info("echo.websocket.org", True, proxy_host="localhost"), ("localhost", 0, None))
        self.assertEqual(get_proxy_info("echo.websocket.org", True, proxy_host="localhost", proxy_port=3128),
                         ("localhost", 3128, None))

        self.assertEqual(get_proxy_info("echo.websocket.org", False, proxy_host="localhost", proxy_auth=("a", "b")),
                         ("localhost", 0, ("a", "b")))
        self.assertEqual(
            get_proxy_info("echo.websocket.org", False, proxy_host="localhost", proxy_port=3128, proxy_auth=("a", "b")),
            ("localhost", 3128, ("a", "b")))
        self.assertEqual(get_proxy_info("echo.websocket.org", True, proxy_host="localhost", proxy_auth=("a", "b")),
                         ("localhost", 0, ("a", "b")))
        self.assertEqual(
            get_proxy_info("echo.websocket.org", True, proxy_host="localhost", proxy_port=3128, proxy_auth=("a", "b")),
            ("localhost", 3128, ("a", "b")))

        self.assertEqual(get_proxy_info("echo.websocket.org", True, proxy_host="localhost", proxy_port=3128,
                                        no_proxy=["example.com"], proxy_auth=("a", "b")),
                         ("localhost", 3128, ("a", "b")))
        self.assertEqual(get_proxy_info("echo.websocket.org", True, proxy_host="localhost", proxy_port=3128,
                                        no_proxy=["echo.websocket.org"], proxy_auth=("a", "b")),
                         (None, 0, None))

    def testProxyFromEnv(self):
        os.environ["http_proxy"] = "http://localhost/"
        self.assertEqual(get_proxy_info("echo.websocket.org", False), ("localhost", None, None))
        os.environ["http_proxy"] = "http://localhost:3128/"
        self.assertEqual(get_proxy_info("echo.websocket.org", False), ("localhost", 3128, None))

        os.environ["http_proxy"] = "http://localhost/"
        os.environ["https_proxy"] = "http://localhost2/"
        self.assertEqual(get_proxy_info("echo.websocket.org", False), ("localhost", None, None))
        os.environ["http_proxy"] = "http://localhost:3128/"
        os.environ["https_proxy"] = "http://localhost2:3128/"
        self.assertEqual(get_proxy_info("echo.websocket.org", False), ("localhost", 3128, None))

        os.environ["http_proxy"] = "http://localhost/"
        os.environ["https_proxy"] = "http://localhost2/"
        self.assertEqual(get_proxy_info("echo.websocket.org", True), ("localhost2", None, None))
        os.environ["http_proxy"] = "http://localhost:3128/"
        os.environ["https_proxy"] = "http://localhost2:3128/"
        self.assertEqual(get_proxy_info("echo.websocket.org", True), ("localhost2", 3128, None))

        os.environ["http_proxy"] = "http://a:b@localhost/"
        self.assertEqual(get_proxy_info("echo.websocket.org", False), ("localhost", None, ("a", "b")))
        os.environ["http_proxy"] = "http://a:b@localhost:3128/"
        self.assertEqual(get_proxy_info("echo.websocket.org", False), ("localhost", 3128, ("a", "b")))

        os.environ["http_proxy"] = "http://a:b@localhost/"
        os.environ["https_proxy"] = "http://a:b@localhost2/"
        self.assertEqual(get_proxy_info("echo.websocket.org", False), ("localhost", None, ("a", "b")))
        os.environ["http_proxy"] = "http://a:b@localhost:3128/"
        os.environ["https_proxy"] = "http://a:b@localhost2:3128/"
        self.assertEqual(get_proxy_info("echo.websocket.org", False), ("localhost", 3128, ("a", "b")))

        os.environ["http_proxy"] = "http://a:b@localhost/"
        os.environ["https_proxy"] = "http://a:b@localhost2/"
        self.assertEqual(get_proxy_info("echo.websocket.org", True), ("localhost2", None, ("a", "b")))
        os.environ["http_proxy"] = "http://a:b@localhost:3128/"
        os.environ["https_proxy"] = "http://a:b@localhost2:3128/"
        self.assertEqual(get_proxy_info("echo.websocket.org", True), ("localhost2", 3128, ("a", "b")))

        os.environ["http_proxy"] = "http://john%40example.com:P%40SSWORD@localhost:3128/"
        os.environ["https_proxy"] = "http://john%40example.com:P%40SSWORD@localhost2:3128/"
        self.assertEqual(get_proxy_info("echo.websocket.org", True), ("localhost2", 3128, ("john@example.com", "P@SSWORD")))

        os.environ["http_proxy"] = "http://a:b@localhost/"
        os.environ["https_proxy"] = "http://a:b@localhost2/"
        os.environ["no_proxy"] = "example1.com,example2.com"
        self.assertEqual(get_proxy_info("example.1.com", True), ("localhost2", None, ("a", "b")))
        os.environ["http_proxy"] = "http://a:b@localhost:3128/"
        os.environ["https_proxy"] = "http://a:b@localhost2:3128/"
        os.environ["no_proxy"] = "example1.com,example2.com, echo.websocket.org"
        self.assertEqual(get_proxy_info("echo.websocket.org", True), (None, 0, None))
        os.environ["http_proxy"] = "http://a:b@localhost:3128/"
        os.environ["https_proxy"] = "http://a:b@localhost2:3128/"
        os.environ["no_proxy"] = "example1.com,example2.com, .websocket.org"
        self.assertEqual(get_proxy_info("echo.websocket.org", True), (None, 0, None))

        os.environ["http_proxy"] = "http://a:b@localhost:3128/"
        os.environ["https_proxy"] = "http://a:b@localhost2:3128/"
        os.environ["no_proxy"] = "127.0.0.0/8, 192.168.0.0/16"
        self.assertEqual(get_proxy_info("127.0.0.1", False), (None, 0, None))
        self.assertEqual(get_proxy_info("192.168.1.1", False), (None, 0, None))


if __name__ == "__main__":
    unittest.main()
