Python maintain_serial_devices Examples

Example #1

async def test_maintain_serial_devices_no_devs(
    ovshell: testing.OpenVarioShellStub, serial_testbed: SerialTestbed
) -> None:
    # GIVEN
    maintainer = serial.maintain_serial_devices(ovshell)
    async with task_started(maintainer):
        # WHEN
        await asyncio.sleep(0)

    # THEN
    # No devices registered
    assert len(ovshell.devices.list()) == 0

Example #2

    def start(self) -> None:
        self.shell.processes.start(serial.maintain_serial_devices(self.shell))

        gpsstate = gpstime.GPSTimeState()
        self.shell.processes.start(gpstime.gps_time_sync(self.shell, gpsstate))
        self.shell.processes.start(gpstime.clock_indicator(self.shell.screen, gpsstate))

        simfile = os.environ.get("OVSHELL_CORE_SIMULATE_DEVICE")
        if simfile:
            devsim.run_simulated_device(self.shell, simfile)

        self.shell.processes.start(devindicators.show_device_indicators(self.shell))

Example #3

async def test_maintain_serial_devices_bad_device(
    ovshell: testing.OpenVarioShellStub, serial_testbed: SerialTestbed
) -> None:
    # GIVEN
    serial_testbed.lookup.stub_set_devices(["/dev/ttyFAKE"])
    serial_testbed.serial_opener.open_raises = SerialException("File not found")
    maintainer = serial.maintain_serial_devices(ovshell)
    async with task_started(maintainer):
        # WHEN
        await asyncio.sleep(0.01)

    # THEN
    # No devices registered
    assert len(ovshell.devices.list()) == 0

Example #4

async def test_maintain_serial_devices_opened(
    ovshell: testing.OpenVarioShellStub, serial_testbed: SerialTestbed
) -> None:

    serial_testbed.lookup.stub_set_devices(["/dev/ttyFAKE"])
    maintainer = serial.maintain_serial_devices(ovshell)
    async with task_started(maintainer):
        # WHEN
        await asyncio.sleep(0.01)

    # THEN
    # One device registered
    devs = ovshell.devices.list()
    assert len(devs) == 1
    dev = devs[0]
    assert isinstance(dev, serial.SerialDeviceImpl)
    assert dev.id == "/dev/ttyFAKE"
    assert dev.name == "ttyFAKE"
    assert dev.path == "/dev/ttyFAKE"
    assert dev.baudrate == 9600

Example #5

File: test_serial.py Project: DanD222/openvario-shell

async def test_maintain_serial_devices_reconnect(
        ovshell: testing.OpenVarioShellStub,
        serial_testbed: SerialTestbed) -> None:
    serial_testbed.lookup.stub_set_devices(["/dev/ttyFAKE"])
    maintainer = serial.maintain_serial_devices(ovshell)
    async with task_started(maintainer):
        # Device is detected
        await asyncio.sleep(0.02)
        assert len(ovshell.devices.list()) == 1

        # ttyFAKE is gone
        ovshell.devices.stub_remove_device("/dev/ttyFAKE")
        assert len(ovshell.devices.list()) == 0
        serial_testbed.lookup.stub_set_devices([])
        await asyncio.sleep(0.02)

        # ttyFAKE reappears
        serial_testbed.lookup.stub_set_devices(["/dev/ttyFAKE"])
        await asyncio.sleep(0.02)
        assert len(ovshell.devices.list()) == 1

Example #6

File: ext.py Project: pombredanne/openvario-shell

 def start(self) -> None:
     self.shell.processes.start(serial.maintain_serial_devices(self.shell))
     self.shell.processes.start(gpstime.gps_time_sync(self.shell))

Example #7

 def start(self) -> None:
     devlookup = serial.SerialDeviceLookupImpl()
     self.shell.processes.start(
         serial.maintain_serial_devices(self.shell, devlookup))