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import asyncio
import contextlib
import sys
import pytest
from bumble import data_types
from bumble.core import UUID
from bumble.device import Device
from bleak import BleakScanner
from bleak.backends.device import BLEDevice
from bleak.backends.scanner import AdvertisementData
from bleak.uuids import normalize_uuid_str
from tests.integration.conftest import configure_and_power_on_bumble_peripheral
DEFAULT_TIMEOUT = 5.0
async def test_discover(bumble_peripheral: Device):
"""Scanner discovery is finding the device."""
await configure_and_power_on_bumble_peripheral(bumble_peripheral)
devices = await BleakScanner.discover(return_adv=True)
filtered_devices = list(
filter(
lambda device: device[1].local_name == bumble_peripheral.name,
devices.values(),
)
)
assert len(filtered_devices) == 1
assert filtered_devices[0][1].local_name == bumble_peripheral.name
if sys.platform != "darwin":
# accessing the address is not possible on macOS
assert filtered_devices[0][0].address == str(bumble_peripheral.static_address)
@pytest.mark.parametrize("service_uuid_available", [True, False])
async def test_discover_filter_by_service_uuid(
bumble_peripheral: Device,
service_uuid_available: bool,
):
"""Scanner discovery is filtering service uuids correctly."""
await configure_and_power_on_bumble_peripheral(
bumble_peripheral,
additional_adv_data=(
[data_types.IncompleteListOf16BitServiceUUIDs([UUID(0x180F)])]
if service_uuid_available
else []
),
)
found_adv_data_future: asyncio.Future[AdvertisementData] = asyncio.Future()
def detection_callback(device: BLEDevice, adv_data: AdvertisementData):
if device.name == bumble_peripheral.name:
found_adv_data_future.set_result(adv_data)
async with BleakScanner(
detection_callback,
service_uuids=[normalize_uuid_str("180f")],
):
found_adv_data = None
with contextlib.suppress(asyncio.TimeoutError):
found_adv_data = await asyncio.wait_for(
found_adv_data_future, timeout=DEFAULT_TIMEOUT
)
if service_uuid_available:
assert found_adv_data is not None
else:
assert found_adv_data is None
async def test_adv_data_simple(bumble_peripheral: Device):
"""Simple advertising data is parsed correct."""
await configure_and_power_on_bumble_peripheral(bumble_peripheral)
found_adv_data_future: asyncio.Future[AdvertisementData] = asyncio.Future()
def detection_callback(device: BLEDevice, adv_data: AdvertisementData):
if device.name == bumble_peripheral.name:
found_adv_data_future.set_result(adv_data)
async with BleakScanner(detection_callback):
found_adv_data = await asyncio.wait_for(
found_adv_data_future, timeout=DEFAULT_TIMEOUT
)
assert found_adv_data is not None
assert found_adv_data.local_name == bumble_peripheral.name
assert found_adv_data.manufacturer_data == {}
assert found_adv_data.service_data == {}
assert found_adv_data.service_uuids == []
assert found_adv_data.tx_power is None
assert found_adv_data.platform_data
# Verify that this value is an integer and not some other
# type from a ffi binding framework.
assert isinstance(found_adv_data.rssi, int)
# The rssi can vary. So we only check for a plausible range.
assert -127 <= found_adv_data.rssi < 0
async def test_adv_data_complex(bumble_peripheral: Device):
"""Complex advertising data is parsed correct."""
await configure_and_power_on_bumble_peripheral(
bumble_peripheral,
[
data_types.ManufacturerSpecificData(0x1234, b"MFG"),
data_types.IncompleteListOf16BitServiceUUIDs([UUID(0x180F)]),
data_types.TxPowerLevel(123),
data_types.ServiceData16BitUUID(UUID(0x180F), b"SER"),
],
)
found_adv_data_future: asyncio.Future[AdvertisementData] = asyncio.Future()
def detection_callback(device: BLEDevice, adv_data: AdvertisementData):
if device.name == bumble_peripheral.name:
found_adv_data_future.set_result(adv_data)
async with BleakScanner(detection_callback):
found_adv_data = await asyncio.wait_for(
found_adv_data_future, timeout=DEFAULT_TIMEOUT
)
assert found_adv_data is not None
assert found_adv_data.local_name == bumble_peripheral.name
assert found_adv_data.manufacturer_data == {0x1234: b"MFG"}
assert found_adv_data.service_data == {
"0000180f-0000-1000-8000-00805f9b34fb": b"SER"
}
assert found_adv_data.service_uuids == ["0000180f-0000-1000-8000-00805f9b34fb"]
assert found_adv_data.tx_power == 123
assert found_adv_data.platform_data
# Verify that this value is an integer and not some other
# type from a ffi binding framework.
assert isinstance(found_adv_data.rssi, int)
# The rssi can vary. So we only check for a plausible range.
assert -127 <= found_adv_data.rssi < 0
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