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aioble/multitests: Add descriptor multitest.
Signed-off-by: Jim Mussared <jim.mussared@gmail.com>
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‎micropython/bluetooth/aioble/multitests/ble_descriptor.py

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# Test descriptor discovery/read/write from both GATTS and GATTC.
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import sys
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sys.path.append("")
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from micropython import const
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import time, machine
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import uasyncio as asyncio
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import aioble
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import bluetooth
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TIMEOUT_MS = 5000
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SERVICE_UUID = bluetooth.UUID("A5A5A5A5-FFFF-9999-1111-5A5A5A5A5A5A")
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CHAR1_UUID = bluetooth.UUID("00000000-1111-2222-3333-444444444444")
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CHAR1_DESC1_UUID = bluetooth.UUID("00000000-1111-2222-3333-444444444445")
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CHAR1_DESC2_UUID = bluetooth.UUID("00000000-1111-2222-3333-444444444446")
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CHAR2_UUID = bluetooth.UUID("00000000-1111-2222-3333-555555555555")
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CHAR3_UUID = bluetooth.UUID("00000000-1111-2222-3333-666666666666")
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CHAR3_DESC1_UUID = bluetooth.UUID("00000000-1111-2222-3333-666666666667")
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# Acting in peripheral role.
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async def instance0_task():
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service = aioble.Service(SERVICE_UUID)
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char1 = aioble.Characteristic(
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service, CHAR1_UUID, read=True, write=True, notify=True, indicate=True
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)
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char1_desc1 = aioble.Descriptor(char1, CHAR1_DESC1_UUID, read=True)
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char1_desc1.write("char1_desc1")
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char1_desc2 = aioble.Descriptor(char1, CHAR1_DESC2_UUID, read=True, write=True)
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char1_desc2.write("char1_desc2")
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char2 = aioble.Characteristic(
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service, CHAR2_UUID, read=True, write=True, notify=True, indicate=True
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)
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char3 = aioble.Characteristic(
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service, CHAR3_UUID, read=True, write=True, notify=True, indicate=True
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)
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char3_desc1 = aioble.Descriptor(char3, CHAR3_DESC1_UUID, read=True)
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char3_desc1.write("char3_desc1")
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aioble.register_services(service)
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multitest.globals(BDADDR=aioble.config("mac"))
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multitest.next()
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# Wait for central to connect to us.
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print("advertise")
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connection = await aioble.advertise(
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20_000, adv_data=b"\x02\x01\x06\x04\xffMPY", timeout_ms=TIMEOUT_MS
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)
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print("connected")
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await char1_desc2.written()
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print("written", char1_desc2.read())
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# Wait for the central to disconnect.
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await connection.disconnected(timeout_ms=TIMEOUT_MS)
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print("disconnected")
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def instance0():
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try:
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asyncio.run(instance0_task())
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finally:
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aioble.stop()
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# Acting in central role.
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async def instance1_task():
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multitest.next()
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# Connect to peripheral and then disconnect.
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print("connect")
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device = aioble.Device(*BDADDR)
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connection = await device.connect(timeout_ms=TIMEOUT_MS)
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service = await connection.service(SERVICE_UUID)
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print("service", service.uuid)
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# Discover characteristics.
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uuids = []
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async for char in service.characteristics():
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uuids.append(char.uuid)
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print("found", sorted(uuids))
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char1 = await service.characteristic(CHAR1_UUID)
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print("char1", char1.uuid)
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uuids = []
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async for desc in char1.descriptors():
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uuids.append(desc.uuid)
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print("char1 descs", sorted(uuids))
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char1_desc1 = await char1.descriptor(CHAR1_DESC1_UUID)
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print("char1 desc1", char1_desc1.uuid)
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print("read", await char1_desc1.read())
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char1_desc2 = await char1.descriptor(CHAR1_DESC2_UUID)
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print("char1 desc2", char1_desc2.uuid)
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print("read", await char1_desc2.read())
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print("write")
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await char1_desc2.write("update")
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char2 = await service.characteristic(CHAR2_UUID)
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print("char2", char2.uuid)
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uuids = []
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async for desc in char2.descriptors():
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uuids.append(desc.uuid)
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print("char2 descs", sorted(uuids))
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char3 = await service.characteristic(CHAR3_UUID)
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print("char3", char3.uuid)
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uuids = []
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async for desc in char3.descriptors():
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uuids.append(desc.uuid)
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print("char3 descs", sorted(uuids))
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char3_desc1 = await char3.descriptor(CHAR3_DESC1_UUID)
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print("char3 desc1", char3_desc1.uuid)
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print("read", await char3_desc1.read())
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# Disconnect from peripheral.
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print("disconnect")
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await connection.disconnect(timeout_ms=TIMEOUT_MS)
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print("disconnected")
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def instance1():
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try:
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asyncio.run(instance1_task())
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finally:
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aioble.stop()

‎micropython/bluetooth/aioble/multitests/ble_descriptor.py.exp

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--- instance0 ---
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advertise
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connected
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written b'update'
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disconnected
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--- instance1 ---
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connect
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service UUID('a5a5a5a5-ffff-9999-1111-5a5a5a5a5a5a')
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found [UUID('00000000-1111-2222-3333-444444444444'), UUID('00000000-1111-2222-3333-555555555555'), UUID('00000000-1111-2222-3333-666666666666')]
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char1 UUID('00000000-1111-2222-3333-444444444444')
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char1 descs [UUID(0x2902), UUID('00000000-1111-2222-3333-444444444445'), UUID('00000000-1111-2222-3333-444444444446')]
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char1 desc1 UUID('00000000-1111-2222-3333-444444444445')
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read b'char1_desc1'
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char1 desc2 UUID('00000000-1111-2222-3333-444444444446')
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read b'char1_desc2'
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write
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char2 UUID('00000000-1111-2222-3333-555555555555')
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char2 descs [UUID(0x2902)]
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char3 UUID('00000000-1111-2222-3333-666666666666')
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char3 descs [UUID(0x2902), UUID('00000000-1111-2222-3333-666666666667')]
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char3 desc1 UUID('00000000-1111-2222-3333-666666666667')
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read b'char3_desc1'
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disconnect
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disconnected

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