1 files changed, 131 insertions, 0 deletions
diff --git a/tests/http/test_20_websockets.py b/tests/http/test_20_websockets.py
new file mode 100644
index 000000000..4e70dcef0
--- /dev/null
+++ b/tests/http/test_20_websockets.py
@@ -0,0 +1,131 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+#***************************************************************************
+#                                  _   _ ____  _
+#  Project                     ___| | | |  _ \| |
+#                             / __| | | | |_) | |
+#                            | (__| |_| |  _ <| |___
+#                             \___|\___/|_| \_\_____|
+#
+# Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.
+#
+# This software is licensed as described in the file COPYING, which
+# you should have received as part of this distribution. The terms
+# are also available at https://curl.se/docs/copyright.html.
+#
+# You may opt to use, copy, modify, merge, publish, distribute and/or sell
+# copies of the Software, and permit persons to whom the Software is
+# furnished to do so, under the terms of the COPYING file.
+#
+# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+# KIND, either express or implied.
+#
+# SPDX-License-Identifier: curl
+#
+###########################################################################
+#
+import logging
+import os
+import shutil
+import subprocess
+import time
+from datetime import datetime, timedelta
+import pytest
+
+from testenv import Env, CurlClient, LocalClient
+
+
+log = logging.getLogger(__name__)
+
+
+@pytest.mark.skipif(condition=not Env.curl_has_protocol('ws'),
+                    reason='curl lacks ws protocol support')
+class TestWebsockets:
+
+    def check_alive(self, env, timeout=5):
+        curl = CurlClient(env=env)
+        url = f'http://localhost:{env.ws_port}/'
+        end = datetime.now() + timedelta(seconds=timeout)
+        while datetime.now() < end:
+            r = curl.http_download(urls=[url])
+            if r.exit_code == 0:
+                return True
+            time.sleep(.1)
+        return False
+
+    def _mkpath(self, path):
+        if not os.path.exists(path):
+            return os.makedirs(path)
+
+    def _rmrf(self, path):
+        if os.path.exists(path):
+            return shutil.rmtree(path)
+
+    @pytest.fixture(autouse=True, scope='class')
+    def ws_echo(self, env):
+        run_dir = os.path.join(env.gen_dir, 'ws-echo-server')
+        err_file = os.path.join(run_dir, 'stderr')
+        self._rmrf(run_dir)
+        self._mkpath(run_dir)
+
+        with open(err_file, 'w') as cerr:
+            cmd = os.path.join(env.project_dir,
+                               'tests/http/testenv/ws_echo_server.py')
+            args = [cmd, '--port', str(env.ws_port)]
+            p = subprocess.Popen(args=args, cwd=run_dir, stderr=cerr,
+                                 stdout=cerr)
+            assert self.check_alive(env)
+            yield
+            p.terminate()
+
+    def test_20_01_basic(self, env: Env, ws_echo, repeat):
+        curl = CurlClient(env=env)
+        url = f'http://localhost:{env.ws_port}/'
+        r = curl.http_download(urls=[url])
+        r.check_response(http_status=426)
+
+    def test_20_02_pingpong_small(self, env: Env, ws_echo, repeat):
+        payload = 125 * "x"
+        client = LocalClient(env=env, name='ws-pingpong')
+        if not client.exists():
+            pytest.skip(f'example client not built: {client.name}')
+        url = f'ws://localhost:{env.ws_port}/'
+        r = client.run(args=[url, payload])
+        r.check_exit_code(0)
+
+    # the python websocket server does not like 'large' control frames
+    def test_20_03_pingpong_too_large(self, env: Env, ws_echo, repeat):
+        payload = 127 * "x"
+        client = LocalClient(env=env, name='ws-pingpong')
+        if not client.exists():
+            pytest.skip(f'example client not built: {client.name}')
+        url = f'ws://localhost:{env.ws_port}/'
+        r = client.run(args=[url, payload])
+        r.check_exit_code(56)
+
+    # the python websocket server does not like 'large' control frames
+    def test_20_04_data_small(self, env: Env, ws_echo, repeat):
+        client = LocalClient(env=env, name='ws-data')
+        if not client.exists():
+            pytest.skip(f'example client not built: {client.name}')
+        url = f'ws://localhost:{env.ws_port}/'
+        r = client.run(args=[url, str(0), str(10)])
+        r.check_exit_code(0)
+
+    # the python websocket server does not like 'large' control frames
+    def test_20_05_data_med(self, env: Env, ws_echo, repeat):
+        client = LocalClient(env=env, name='ws-data')
+        if not client.exists():
+            pytest.skip(f'example client not built: {client.name}')
+        url = f'ws://localhost:{env.ws_port}/'
+        r = client.run(args=[url, str(120), str(130)])
+        r.check_exit_code(0)
+
+    # the python websocket server does not like 'large' control frames
+    def test_20_06_data_large(self, env: Env, ws_echo, repeat):
+        client = LocalClient(env=env, name='ws-data')
+        if not client.exists():
+            pytest.skip(f'example client not built: {client.name}')
+        url = f'ws://localhost:{env.ws_port}/'
+        r = client.run(args=[url, str(65535 - 5), str(65535 + 5)])
+        r.check_exit_code(0)