How to use the aiormq.Connection function in aiormq

async def test_auth_plain(amqp_connection, event_loop):
    auth = PlainAuth(amqp_connection).marshal()

    assert auth == PlainAuth(amqp_connection).marshal()

    auth_parts = auth.split(b"\x00")
    assert auth_parts == [b"", b"guest", b"guest"]

    connection = aiormq.Connection(
        amqp_connection.url.with_user("foo").with_password("bar"),
        loop=event_loop,
    )

    auth = PlainAuth(connection).marshal()

    auth_parts = auth.split(b"\x00")
    assert auth_parts == [b"", b"foo", b"bar"]

    auth = PlainAuth(connection)
    auth.value = b"boo"

    assert auth.marshal() == b"boo"

async def test_conncetion_reject(event_loop):
    with pytest.raises(ConnectionError):
        await aiormq.connect(
            "amqp://guest:guest@127.0.0.1:59999/", loop=event_loop
        )

    connection = aiormq.Connection(
        "amqp://guest:guest@127.0.0.1:59999/", loop=event_loop
    )

    with pytest.raises(ConnectionError):
        await event_loop.create_task(connection.connect())

async def test_bad_credentials(amqp_connection, event_loop):
    connection = aiormq.Connection(
        amqp_connection.url.with_password(uuid.uuid4().hex), loop=event_loop
    )

    with pytest.raises(aiormq.exceptions.ProbableAuthenticationError):
        await connection.connect()

async def test_connection_urls_vhosts(url, vhost, event_loop):
    assert aiormq.Connection(url, loop=event_loop).vhost == vhost

    async def _make_connection(self, **kwargs) -> aiormq.Connection:
        connection = await aiormq.connect(self.url, **kwargs)
        connection.closing.add_done_callback(
            partial(self._on_connection_close, self.connection)
        )
        return connection