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How to use event_loop method in pytest-asyncio

Best Python code snippet using pytest-asyncio_python

PipelineProcess.py

Source:PipelineProcess.py

...20class TestConstruct(TmpDirMixin):21    def runTest(self):22        cwd = pathlib.Path(self.tmpdir.name).resolve()23        args = [which('touch'), "tmp.txt"]24        event_loop = asyncio.new_event_loop()25        with NullStream() as null_stream:26            process = PipelineProcess(27                event_loop,28                cwd = cwd,29                env = {},30                args = args,31                stdin_stream = null_stream,32                stdout_stream = null_stream,33                stderr_stream = null_stream34            )35        self.assertEqual(process.cwd, cwd)36        self.assertEqual(process.args, args)37        str(process)38        repr(process)39@export40@register()41class TestCreateAndWaitAsync(TmpDirMixin):42    def runTest(self):43        cwd = pathlib.Path(self.tmpdir.name)44        test_file = cwd / 'tmp.txt'45        args = [which('touch'), test_file]46        event_loop = asyncio.new_event_loop()47        async def run_and_wait():48            with NullStream() as null_stream:49                process = await PipelineProcess.create(50                    event_loop,51                    cwd = cwd.resolve(),52                    env = {},53                    args = args,54                    stdin_stream = null_stream,55                    stdout_stream = null_stream,56                    stderr_stream = null_stream57                )58            await process.wait_async()59            return process60        process = event_loop.run_until_complete(run_and_wait())61        self.assertEqual(process.proc.returncode, 0)62        self.assertTrue(test_file.exists())63@export64@register()65class TestCreatePoll(TmpDirMixin):66    def runTest(self):67        cwd = pathlib.Path(self.tmpdir.name)68        test_file = cwd / 'tmp.txt'69        args = [which('touch'), test_file]70        event_loop = asyncio.new_event_loop()71        async def run_and_wait(event_loop):72            with NullStream() as null_stream:73                process = await PipelineProcess.create(74                    event_loop,75                    cwd = cwd.resolve(),76                    env = {},77                    args = args,78                    stdin_stream = null_stream,79                    stdout_stream = null_stream,80                    stderr_stream = null_stream81                )82                time.sleep(0.1)83            return process84        process = event_loop.run_until_complete(run_and_wait(event_loop))85                86        poll_rc = process.poll()87        poll2_rc = process.poll()88        self.assertEqual(process.proc.returncode, 0)89        self.assertEqual(poll_rc, [process.proc.returncode])90        self.assertEqual(poll2_rc, [process.proc.returncode])91        self.assertTrue(test_file.exists())92@export93@register()94class TestCreateTerminatePoll(TmpDirMixin):95    def runTest(self):96        cwd = pathlib.Path(self.tmpdir.name)97        args = [which('sleep'), "1"]98        event_loop = asyncio.new_event_loop()99        async def run_and_wait(event_loop):100            with NullStream() as null_stream:101                process = await PipelineProcess.create(102                    event_loop,103                    cwd = cwd.resolve(),104                    env = {},105                    args = args,106                    stdin_stream = null_stream,107                    stdout_stream = null_stream,108                    stderr_stream = null_stream109                )110            return process111        process = event_loop.run_until_complete(run_and_wait(event_loop))112        113        process.terminate()114        poll_rc = process.poll(0.1)115        self.assertEqual(process.proc.returncode, -signal.SIGTERM)116        self.assertEqual(poll_rc, [-signal.SIGTERM])117        self.assertEqual(process.wait(), [-signal.SIGTERM])118@export119@register()120class TestCreateKillPoll(TmpDirMixin):121    def runTest(self):122        cwd = pathlib.Path(self.tmpdir.name)123        args = [which('sleep'), "1"]124        event_loop = asyncio.new_event_loop()125        async def run_and_wait(event_loop):126            with NullStream() as null_stream:127                process = await PipelineProcess.create(128                    event_loop,129                    cwd = cwd.resolve(),130                    env = {},131                    args = args,132                    stdin_stream = null_stream,133                    stdout_stream = null_stream,134                    stderr_stream = null_stream135                )136            return process137        process = event_loop.run_until_complete(run_and_wait(event_loop))138        139        process.kill()140        poll_rc = process.poll(0.1)141        self.assertEqual(process.proc.returncode, -signal.SIGKILL)142        self.assertEqual(poll_rc, [-signal.SIGKILL])143        self.assertEqual(process.wait(), [-signal.SIGKILL])144@export145@register()146class TestCreatePollFail(TmpDirMixin):147    def runTest(self):148        cwd = pathlib.Path(self.tmpdir.name)149        args = [which('sleep'), "1"]150        event_loop = asyncio.new_event_loop()151        async def run_and_wait(event_loop):152            with NullStream() as null_stream:153                process = await PipelineProcess.create(154                    event_loop,155                    cwd = cwd.resolve(),156                    env = {},157                    args = args,158                    stdin_stream = null_stream,159                    stdout_stream = null_stream,160                    stderr_stream = null_stream161                )162            return process163        process = event_loop.run_until_complete(run_and_wait(event_loop))164        165        poll_rc = process.poll()166        self.assertEqual(process.proc.returncode, None)167        self.assertEqual(poll_rc, [None])168        self.assertEqual(process.wait(), [0])169@export170@register()171class TestCreateWithDifferentUser(TmpDirMixin):172    def setUp(self):173        super().setUp()174        if ((sys.version_info.major, sys.version_info.minor) < (3, 9)):175            raise unittest.SkipTest("Python version is less than 3.9")176        if os.getuid() != 0:177            raise unittest.SkipTest("Not running as root")178        def unless_key_error(fun):179            try:180                return fun()181            except KeyError:182                return None183        self.uid = unless_key_error(lambda: pwd.getpwnam('nobody').pw_uid)184        if self.uid is None:185            raise unittest.SkipTest("No user exists with name 'nobody'")186    def runTest(self):187        cwd = pathlib.Path(self.tmpdir.name)188        args = [which('id'), '-u']189        event_loop = asyncio.new_event_loop()190        async def run_and_wait(event_loop):191            with NullStream() as null_stream, PipeStream(None) as stdout_stream:192                process = await PipelineProcess.create(193                    event_loop,194                    cwd = cwd.resolve(),195                    env = {},196                    args = args,197                    stdin_stream = null_stream,198                    stdout_stream = stdout_stream,199                    stderr_stream = null_stream,200                    user = 'nobody'201                )202                stdout_stream.close_writer()203                await process.wait_async()204                return stdout_stream.reader().read()205        observed_uid = event_loop.run_until_complete(run_and_wait(event_loop))206        self.assertEqual(observed_uid.strip(), str(self.uid))207@export208@register()209class TestCreateWithDifferentGroup(TmpDirMixin):210    def setUp(self):211        super().setUp()212        if ((sys.version_info.major, sys.version_info.minor) < (3, 9)):213            raise unittest.SkipTest("Python version is less than 3.9")214        if os.getuid() != 0:215            raise unittest.SkipTest("Not running as root")216        def unless_key_error(fun):217            try:218                return fun()219            except KeyError:220                return None221        self.gid = unless_key_error(lambda: pwd.getpwnam('nobody').pw_gid)222        if self.gid is None:223            raise unittest.SkipTest("No group exists with name 'nobody'")224    def runTest(self):225        cwd = pathlib.Path(self.tmpdir.name)226        args = [which('id'), '-g']227        event_loop = asyncio.new_event_loop()228        async def run_and_wait(event_loop):229            with NullStream() as null_stream, PipeStream(None) as stdout_stream:230                process = await PipelineProcess.create(231                    event_loop,232                    cwd = cwd.resolve(),233                    env = {},234                    args = args,235                    stdin_stream = null_stream,236                    stdout_stream = stdout_stream,237                    stderr_stream = null_stream,238                    group = self.gid239                )240                stdout_stream.close_writer()241                await process.wait_async()242                return stdout_stream.reader().read()243        observed_gid = event_loop.run_until_complete(run_and_wait(event_loop))244        self.assertEqual(observed_gid.strip(), str(self.gid))245        246@export247@register()248class TestCreateWait(TmpDirMixin):249    def runTest(self):250        cwd = pathlib.Path(self.tmpdir.name)251        test_file = cwd / 'tmp.txt'252        args = [which('touch'), test_file]253        event_loop = asyncio.new_event_loop()254        async def run_and_wait(event_loop):255            with NullStream() as null_stream:256                process = await PipelineProcess.create(257                    event_loop,258                    cwd = cwd.resolve(),259                    env = {},260                    args = args,261                    stdin_stream = null_stream,262                    stdout_stream = null_stream,263                    stderr_stream = null_stream264                )265            return process266        process = event_loop.run_until_complete(run_and_wait(event_loop))267                268        wait_rc = process.wait()269        self.assertEqual(process.proc.returncode, 0)270        self.assertEqual(wait_rc, [process.proc.returncode])271        self.assertTrue(test_file.exists())272@export273@register()274class TestEnvironmentVariableExists(TmpDirMixin):275    def runTest(self):276        cwd = pathlib.Path(self.tmpdir.name)277        from .. import test_util278        with importlib.resources.path(test_util.__package__, 'echo_env.py') as echo_env:279            args = [which('python3'), echo_env]280            message = 'Hello World!'281            event_loop = asyncio.new_event_loop()282            async def run_and_wait():283                with Pipe() as pipe:284                    with NullStream() as null_stream, ManualStream(fileobj_w=pipe.writer) as stdout_stream:285                        process = await PipelineProcess.create(286                            event_loop,287                            cwd = cwd.resolve(),288                            env = {289                                'A': 'wrong output',290                                'MESSAGE': message,291                                'Z': 'wrong output'292                            },293                            args = [which('python3'), echo_env, "MESSAGE"],294                            stdin_stream = null_stream,295                            stdout_stream = stdout_stream,...

test_mdns_functional.py

Source:test_mdns_functional.py

1"""Functional tests pyatv.support.mdns."""2import asyncio3import logging4import typing5from ipaddress import IPv4Address6from unittest.mock import MagicMock, patch7import pytest8from pyatv.support import mdns, net9from tests import fake_udns, utils10SERVICE_NAME = "Kitchen"11MEDIAREMOTE_SERVICE = "_mediaremotetv._tcp.local"12DEVICE_INFO_SERVICE = "_device-info._tcp._local"13TEST_SERVICES = dict(14    [15        fake_udns.mrp_service(16            SERVICE_NAME, SERVICE_NAME, "mrp_id", address="127.0.0.1", port=123417        ),18    ]19)20@pytest.fixture(autouse=True)21def mdns_debug():22    logger = logging.getLogger("pyatv.support.mdns")23    logger.setLevel(mdns.TRAFFIC_LEVEL)24    yield25@pytest.fixture26async def udns_server(event_loop):27    server = fake_udns.FakeUdns(event_loop, TEST_SERVICES)28    await server.start()29    yield server30    server.close()31@pytest.fixture(autouse=True)32def stub_local_addresses():33    with patch("pyatv.net.get_private_addresses") as mock:34        mock.return_value = [IPv4Address("127.0.0.1")]35        yield36# Requests are normally not sent to localhost, so we need to fake that localhost37# is not s loopback address38@pytest.fixture(autouse=True)39def stub_ip_address():40    with patch("pyatv.support.mdns.ip_address") as mock:41        mock.return_value = mock42        mock.is_loopback = False43        yield44# Hack-ish fixture to make sure multicast does not listen on any global port,45# i.e. 5353 since data from other places can leak into the test46@pytest.fixture(autouse=True)47def redirect_mcast(udns_server):48    real_mcast_socket = net.mcast_socket49    with patch("pyatv.net.mcast_socket") as mock:50        mock.side_effect = lambda addr, port=0: real_mcast_socket(51            addr, port if port == udns_server.port else 052        )53        yield54# This is a very complex fixture that will hook into the receiver of multicast55# responses and abort the "waiting" period whenever all responses or a certain amount56# of requests have been received. Mainly this is for not slowing down tests.57@pytest.fixture58async def multicast_fastexit(event_loop, monkeypatch, udns_server):59    clients: typing.List[asyncio.Future] = []60    # Interface used to set number of expected responses (1 by default)61    conditions: typing.Dict[str, object] = {"responses": 1, "requests": 0}62    # Checks if either response or request count has been fulfilled63    def _check_cond(protocol: mdns.MulticastDnsSdClientProtocol) -> bool:64        if len(protocol.responses) == conditions["responses"]:65            return False66        if conditions["requests"] == 0:67            return True68        return udns_server.request_count < conditions["responses"]69    def _cast(typ, val):70        if isinstance(val, mdns.MulticastDnsSdClientProtocol):71            async def _poll_responses():72                await utils.until(lambda: not _check_cond(val))73                val.semaphore.release()74            clients.append(asyncio.ensure_future(_poll_responses()))75        return val76    monkeypatch.setattr(typing, "cast", _cast)77    yield lambda **kwargs: conditions.update(**kwargs)78    await asyncio.gather(*clients)79async def unicast(event_loop, udns_server, service_name, timeout=1):80    return (81        await mdns.unicast(82            event_loop,83            "127.0.0.1",84            [service_name],85            port=udns_server.port,86            timeout=timeout,87        ),88        TEST_SERVICES.get(service_name),89    )90@pytest.mark.asyncio91async def test_unicast_has_valid_service(event_loop, udns_server):92    resp, service = await unicast(event_loop, udns_server, MEDIAREMOTE_SERVICE)93    assert len(resp.services) == 194    assert resp.services[0].type == MEDIAREMOTE_SERVICE95    assert resp.services[0].name == service.name96    assert resp.services[0].port == service.port97@pytest.mark.asyncio98async def test_unicast_resend_if_no_response(event_loop, udns_server):99    udns_server.skip_count = 2100    resp, service = await unicast(event_loop, udns_server, MEDIAREMOTE_SERVICE, 3)101    assert len(resp.services) == 1102    assert resp.services[0].type == MEDIAREMOTE_SERVICE103    assert resp.services[0].name == service.name104    assert resp.services[0].port == service.port105@pytest.mark.asyncio106async def test_unicast_specific_service(event_loop, udns_server):107    resp, _ = await unicast(108        event_loop, udns_server, SERVICE_NAME + "." + MEDIAREMOTE_SERVICE109    )110    assert len(resp.services) == 1111    service = TEST_SERVICES.get(MEDIAREMOTE_SERVICE)112    assert resp.services[0].type == MEDIAREMOTE_SERVICE113    assert resp.services[0].name == service.name114    assert resp.services[0].port == service.port115@pytest.mark.asyncio116async def test_multicast_no_response(event_loop, udns_server, multicast_fastexit):117    multicast_fastexit(responses=0, requests=0)118    await mdns.multicast(event_loop, [], "127.0.0.1", udns_server.port)119@pytest.mark.asyncio120async def test_multicast_has_valid_service(event_loop, udns_server, multicast_fastexit):121    multicast_fastexit(responses=1, requests=0)122    resp = await mdns.multicast(123        event_loop, [MEDIAREMOTE_SERVICE], "127.0.0.1", udns_server.port124    )125    assert len(resp) == 1126    first = resp[IPv4Address("127.0.0.1")].services[0]127    assert first.type == MEDIAREMOTE_SERVICE128    assert first.name == SERVICE_NAME129    assert first.port == 1234130@pytest.mark.asyncio131async def test_multicast_end_condition_met(132    event_loop, udns_server, multicast_fastexit, stub_ip_address133):134    multicast_fastexit(responses=4, requests=10)135    actor = MagicMock()136    def _end_cond(response):137        actor(response)138        return True139    resp = await mdns.multicast(140        event_loop,141        [MEDIAREMOTE_SERVICE],142        "127.0.0.1",143        udns_server.port,144        end_condition=_end_cond,145    )146    assert len(resp) == 1147    actor.assert_called_once_with(resp[IPv4Address("127.0.0.1")])148@pytest.mark.asyncio149async def test_multicast_sleeping_device(event_loop, udns_server, multicast_fastexit):150    multicast_fastexit(responses=0, requests=3)151    udns_server.sleep_proxy = True152    udns_server.services = {153        MEDIAREMOTE_SERVICE: fake_udns.FakeDnsService(154            name=SERVICE_NAME, address=None, port=0, properties={}, model=None155        ),156    }157    resp = await mdns.multicast(158        event_loop, [MEDIAREMOTE_SERVICE], "127.0.0.1", udns_server.port159    )160    assert len(resp) == 0161    multicast_fastexit(responses=1, requests=0)162    udns_server.services = TEST_SERVICES163    resp = await mdns.multicast(164        event_loop, [MEDIAREMOTE_SERVICE], "127.0.0.1", udns_server.port165    )166    assert len(resp) == 1167@pytest.mark.asyncio168async def test_multicast_deep_sleep(event_loop, udns_server, multicast_fastexit):169    multicast_fastexit(responses=1, requests=0)170    resp = await mdns.multicast(171        event_loop, [MEDIAREMOTE_SERVICE], "127.0.0.1", udns_server.port172    )173    assert not resp[IPv4Address("127.0.0.1")].deep_sleep174    udns_server.sleep_proxy = True175    multicast_fastexit(responses=1, requests=0)176    resp = await mdns.multicast(177        event_loop, [MEDIAREMOTE_SERVICE], "127.0.0.1", udns_server.port178    )179    assert resp[IPv4Address("127.0.0.1")].deep_sleep180@pytest.mark.asyncio181async def test_multicast_device_model(event_loop, udns_server, multicast_fastexit):182    multicast_fastexit(responses=1, requests=0)183    resp = await mdns.multicast(184        event_loop, [MEDIAREMOTE_SERVICE], "127.0.0.1", udns_server.port185    )186    assert not resp[IPv4Address("127.0.0.1")].model187    udns_server.services = {188        MEDIAREMOTE_SERVICE: fake_udns.FakeDnsService(189            name=SERVICE_NAME,190            address="127.0.0.1",191            port=1234,192            properties={},193            model="dummy",194        ),195    }196    multicast_fastexit(responses=1, requests=0)197    resp = await mdns.multicast(198        event_loop, [MEDIAREMOTE_SERVICE], "127.0.0.1", udns_server.port199    )...

test_aiocontext.py

Source:test_aiocontext.py

...108    def test_len(self, context, context_loop):109        context['key1'] = 'value1'110        context['key2'] = 'value2'111        assert len(context) == 2112    def test_missing_event_loop(self, context):113        with pytest.raises(EventLoopError):114            context.get_data()115        with pytest.raises(EventLoopError):116            context['key']117        with pytest.raises(EventLoopError):118            context['key'] = 'value'119        with pytest.raises(EventLoopError):120            del context['key']121        with pytest.raises(EventLoopError):122            list(context)123        with pytest.raises(EventLoopError):124            len(context)125    @pytest.mark.asyncio126    @asyncio.coroutine...

test_player.py

Source:test_player.py

...16    player.play()17    sound = test_data.get_file('media', 'alert.wav')18    source = pyglet.media.load(sound, streaming=False)19    player.queue(source)20    event_loop.run_event_loop()21    event_loop.ask_question('Did you hear the alert sound playing?', screenshot=False)22    sound2 = test_data.get_file('media', 'receive.wav')23    source2 = pyglet.media.load(sound2, streaming=False)24    player.queue(source2)25    player.play()26    event_loop.run_event_loop()27    event_loop.ask_question('Did you hear the receive sound playing?', screenshot=False)28@pytest.mark.requires_user_validation29def test_playback_fire_and_forget(event_loop, test_data):30    """Test playing back sound files using fire and forget."""31    sound = test_data.get_file('media', 'alert.wav')32    source = pyglet.media.load(sound, streaming=False)33    source.play()34    event_loop.ask_question('Did you hear the alert sound playing?', screenshot=False)35@pytest.mark.requires_user_validation36def test_play_queue(event_loop):37    """Test playing a single sound on the queue."""38    source = procedural.WhiteNoise(1.0)39    player = Player()40    player.on_player_eos = event_loop.interrupt_event_loop41    player.play()42    player.queue(source)43    event_loop.run_event_loop()44    event_loop.ask_question('Did you hear white noise for 1 second?', screenshot=False)45@pytest.mark.requires_user_validation46def test_queue_play(event_loop):47    """Test putting a single sound on the queue and then starting the player."""48    source = procedural.WhiteNoise(1.0)49    player = Player()50    player.on_player_eos = event_loop.interrupt_event_loop51    player.queue(source)52    player.play()53    event_loop.run_event_loop()54    event_loop.ask_question('Did you hear white noise for 1 second?', screenshot=False)55@pytest.mark.requires_user_validation56def test_pause_queue(event_loop):57    """Test the queue is not played when player is paused."""58    source = procedural.WhiteNoise(1.0)59    player = Player()60    player.pause()61    player.queue(source)62    # Run for the duration of the sound63    event_loop.run_event_loop(1.0)64    event_loop.ask_question('Did you not hear any sound?', screenshot=False)65@pytest.mark.requires_user_validation66def test_pause_sound(event_loop):67    """Test that a playing sound can be paused."""68    source = procedural.WhiteNoise(60.0)69    player = Player()70    player.queue(source)71    player.play()72    event_loop.run_event_loop(1.0)73    player.pause()74    event_loop.ask_question('Did you hear white noise for 1 second and is it now silent?',75                            screenshot=False)76    player.play()77    event_loop.ask_question('Do you hear white noise again?', screenshot=False)78    player.delete()79    event_loop.ask_question('Is it silent again?', screenshot=False)80@pytest.mark.requires_user_validation81def test_next_on_end_of_stream(event_loop):82    """Test that multiple items on the queue are played after each other."""83    source1 = procedural.WhiteNoise(1.0)84    source2 = procedural.Sine(1.0)85    player = Player()86    player.on_player_eos = event_loop.interrupt_event_loop87    player.queue(source1)88    player.queue(source2)89    player.play()90    event_loop.run_event_loop()91    event_loop.ask_question('Did you hear white noise for 1 second and then a tone at 440 Hz'92                            '(A above middle C)?', screenshot=False)93@pytest.mark.requires_user_validation94def test_static_source_wrapping(event_loop):95    """Test that a sound can be recursively wrappend inside a static source."""96    source = procedural.WhiteNoise(1.0)97    source = StaticSource(source)98    source = StaticSource(source)99    player = Player()100    player.on_player_eos = event_loop.interrupt_event_loop101    player.queue(source)102    player.play()103    event_loop.run_event_loop()...

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