Join the 1-day Testing & QA Summit featuring 15+ Expert Speakers.Register for FREE! Join TestMu Conference

How to use find_free_port method in avocado

Best Python code snippet using avocado_python

test_debug_server.py

Source:test_debug_server.py

...18            killed = True19            break20    return killed21def setup_server(start_server, find_free_port, no_eval=False, stdout=False, env=None):22    port = find_free_port()23    args = ["+DEBUG_LOG", "+NO_EVAL"] if no_eval else ["+DEBUG_LOG"]24    s = start_server(port, "test_debug_server", args, stdout=stdout, env=env)25    assert s.poll() is None26    uri = "ws://localhost:{0}".format(port)27    return s, uri28def test_continue_stop(start_server, find_free_port):29    s, uri = setup_server(start_server, find_free_port, True)30    async def test_logic():31        client = hgdb.HGDBClient(uri, None)32        await client.connect()33        await client.continue_()34        await client.stop()35    asyncio.get_event_loop().run_until_complete(test_logic())36    # check if process exit...

test_jupyter_kernel_raw.py

Source:test_jupyter_kernel_raw.py

...6import logging7import zmq8from aiozmq import create_zmq_stream9import asyncio10def find_free_port() -> int:11    with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as sock:12        sock.bind(('', 0))13        sock.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)14        return sock.getsockname()[1]15async def test_kernel() -> None:16    transport = 'tcp'17    ip = '127.0.0.1'18    shell_port = find_free_port()19    control_port = find_free_port()20    stdin_port = find_free_port()21    iopub_port = find_free_port()22    heartbeat_port = find_free_port()23    configuration = {24        'transport': transport,25        'ip': ip,26        'shell_port': shell_port,27        'control_port': control_port,28        'stdin_port': stdin_port,29        'iopub_port': iopub_port,30        'hb_port': heartbeat_port,31        'key': 'a7d9f4f3-acad37f08d4fe05069a03422',32        'signature_scheme': 'hmac-sha256'33    }34    configuration_json = json.dumps(configuration)35    with NamedTemporaryFile() as configuration_file:36        configuration_file.write(str.encode(configuration_json))...

test_hgdb.py

Source:test_hgdb.py

...24    p = subprocess.Popen(args, stdout=subprocess.PIPE if not log else sys.stdout,25                         stderr=subprocess.PIPE if not log else sys.stdout)26    time.sleep(wait)27    return p28def find_free_port():29    with closing(socket.socket(socket.AF_INET, socket.SOCK_STREAM)) as s:30        s.bind(('', 0))31        s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)32        return s.getsockname()[1]33def start_program(port, **kwargs):34    dirname = os.path.dirname(os.path.dirname(os.path.realpath(__file__)))35    hgdb = os.path.join(dirname, "hgdb")36    # use a fake db for arguments37    args = [hgdb, ":" + str(port),  "no-db", "--no-db-connection"]38    extra_args = []39    for n, v in kwargs.items():40        extra_args.append("--" + n)41        extra_args.append(v)42    args = args + extra_args43    p = subprocess.Popen(args, stdin=subprocess.PIPE, stdout=subprocess.PIPE)44    return p45def test_set_breakpoint_continue():46    port = find_free_port()47    # start the server48    s = start_server(port, "test_debug_server")49    # run the debugger50    p = start_program(port)51    # continue52    out = p.communicate(input=b"b test.py:1\nc\n")[0]53    out = out.decode("ascii")54    assert "Breakpoint 2 at test.py:1" in out55    s.kill()56    p.kill()57def test_rewind_time():58    port = find_free_port()59    # start the server60    s = start_server(port, "test_debug_server", supports_rewind=True)61    # run the debugger62    p = start_program(port)63    # continue64    out = p.communicate(input=b"b test.py:1\nc\ngo 200\ninfo time\n")[0]65    out = out.decode("ascii")66    assert "201" in out67    s.kill()68    p.kill()69def test_repl():70    port = find_free_port()71    # start the server72    s = start_server(port, "test_debug_server")73    # run the debugger74    p = start_program(port)75    # continue76    out = p.communicate(input=b"p 41 + mod.a\n")[0]77    out = out.decode("ascii")78    assert "42" in out79    s.kill()80    p.kill()81def test_step_over():82    port = find_free_port()83    # start the server84    s = start_server(port, "test_debug_server")85    # run the debugger86    p = start_program(port)87    # continue88    out = p.communicate(input=b"n\nn\nn\n")[0]89    out = out.decode("ascii")90    assert "Breakpoint 2 at test.py:1" in out91    assert "Breakpoint 8 at test.py:1" in out92    assert "Breakpoint 0 at test.py:2" in out93    s.kill()94    p.kill()95def test_set_value():96    port = find_free_port()97    # start the server98    s = start_server(port, "test_debug_server")99    p = start_program(port)100    # continue101    out = p.communicate(input=b"n\nset a=100\np a\nn\nn\np a + 1\n")[0]102    out = out.decode("ascii")103    assert "100" in out104    assert "101" in out105    s.kill()106    p.kill()107def test_data_breakpoint():108    port = find_free_port()109    s = start_server(port, "test_debug_server")110    p = start_program(port)111    # continue112    out = p.communicate(input=b"w c\nc\nc\ninfo watchpoint\n")[0]113    out = out.decode("ascii")114    assert "Watchpoint 0 at test.py:2" in out115    assert "Watchpoint 3 at test.py:5" in out116    assert "3\ttest.py:5\tc" in out117    s.kill()118    p.kill()119def test_src_mapping():120    port = find_free_port()121    # start the server122    s = start_server(port, "test_debug_server")123    # run the debugger124    p = start_program(port, map=":/tmp")125    # continue126    out = p.communicate(input=b"b /tmp/test.py:1\nc\n")[0]127    out = out.decode("ascii")128    assert "Breakpoint 2 at test.py:1" in out129    s.kill()130    p.kill()131if __name__ == "__main__":...

test_ws_server.py

Source:test_ws_server.py

...4import asyncio5import time6import websockets7def test_echo(start_server, find_free_port):8    port = find_free_port()9    s = start_server(port, "test_ws_server", wait=0.05)10    async def send_msg():11        uri = "ws://localhost:{0}".format(port)12        payload = "hello world"13        async with websockets.connect(uri) as ws:14            await ws.send(payload)15            echo = await ws.recv()16            assert echo == payload17    asyncio.get_event_loop().run_until_complete(send_msg())18    # kill the server19    s.terminate()20    while s.poll() is None:21        pass22def test_shutdown(start_server, find_free_port):23    port = find_free_port()24    s = start_server(port, "test_ws_server", wait=0.05)25    async def send_msg():26        uri = "ws://localhost:{0}".format(port)27        payload = "stop"28        async with websockets.connect(uri) as ws:29            await ws.send(payload)30    asyncio.get_event_loop().run_until_complete(send_msg())31    # check if process exit32    t = time.time()33    killed = False34    while time.time() < t + 1:35        if s.poll() is not None:36            killed = True37            break38    if not killed:39        s.terminate()40    assert killed41def test_topic_pub(start_server, find_free_port):42    port = find_free_port()43    s = start_server(port, "test_ws_server", wait=0.05)44    async def send_msg():45        uri = "ws://localhost:{0}".format(port)46        payload1 = "42"47        payload2 = "hello world"48        async with websockets.connect(uri) as ws1:49            async with websockets.connect(uri) as ws2:50                await ws1.send(payload1)51                echo1 = await ws1.recv()52                assert echo1 == payload153                await ws2.send(payload2)54                await ws1.recv()55                echo2 = await ws1.recv()56                assert(echo2 == payload2 * 2)...

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.