Re: [PATCH BlueZ v3 00/20] Functional/integration testing

[Pauli Virtanen <pav@iki.fi>]

Hi,

30. maaliskuuta 2026 12.30.55 UTC Bastien Nocera <hadess@hadess.net> kirjoitti:
>On Sun, 2026-03-22 at 23:29 +0200, Pauli Virtanen wrote:
>> Add framework for writing tests simulating "real" environments where
>> BlueZ and other parts of the stack run on different virtual machine
>> hosts that communicate with each other.
>
>Not having gone through the changes in a great level of detail, it
>looks fine to me.
>
>Is having some documentation that we could integrate into the website
>something you're planning post merge of this branch?
>
>Should probably have some explanations on how to deploy it on a bare
>metal machine, the dependencies for, say, Debian/Ubuntu/Fedora, and
>maybe considerations for implementing the test suite on CI runners
>(permissions, etc.).

There is some documentation included in the series

https://lore.kernel.org/linux-bluetooth/b8a81e4717298c521fa76ad2cc672d80adb066b2.1774214693.git.pav@iki.fi/

With some setup instructions, but maybe not detailed enough.


>
>> 
>> *** v3 ***
>> 
>> https://github.com/pv/bluez/compare/func-test-v2-r..func-test-v3
>> 
>> * fix configure.ac openpty() detection to match TOOLS conditional,
>>   to fix make distcheck
>> 
>> * properly retry virtio RPC connection if it fails initially
>> 
>> * properly restart VM if previous test hangs
>> 
>> * allow custom parent host side proxy objects, use them for pexpect
>> 
>> * improve --list with out-of-tree test files
>> 
>> * fix missing bus.set_exit_on_disconnect(False) for obex tests
>> 
>> * have --vm-timeout etc. change values also on VM host side
>> 
>> * use larger-memory VM instances for Pipewire, in case ASAN enabled
>> 
>> * set reasonable inside-VM ASAN_OPTION default values
>> 
>> * don't run btvirt under stdbuf, since not compatible with ASAN
>> 
>> *** v2 ***
>> 
>> https://github.com/pv/bluez/compare/func-test-v1-r..func-test-v2
>> 
>> * move unit/func_test -> test/functional & test/pytest_bluez
>> 
>>   The pytest_bluez plugin is in principle reusable for other
>> projects,
>>   so we can eg. have more complete Pipewire integration tests that
>> can
>>   live in Pipewire repository.
>> 
>> * openpty() is in -lutil on some platforms, detect this in autoconf
>> 
>> * more emulator adjustments:
>> 
>>   - fix SCO data packet support in btvirt
>>   - more complete Reset command
>> 
>> * improve logging: get timestamps from kernel, and reorder logs
>>   to timestamp order, so that lines from different hosts, btmon,
>>   and parent tester appear in right order regardless of whether
>>   VM console / btmon is lagging
>> 
>>   - this requires accurate clock sync in the VM, so enable KVM PTP in
>>     config and run chronyd inside the VMs
>>   - use virtio port instead of qemu console to export logs, since the
>>     console has fixed baud rate and is too slow
>> 
>> * add --btmon & export btsnoop dumps from VM hosts
>> 
>> * fix compatibility with older Python versions
>> 
>> * add parametrized_host_config()
>> 
>> * split Pipewire test to A2DP/BAP/HFP and really stream audio.
>>   These catch the 5.86 regression fixed in 066a164a524e498 and
>>   the 5.84 one in 6b0a08776a
>> 
>> * add support for tests that reuse tester environment, so they can
>> run
>>   faster without needing Bluetoothd teardown/setup in between
>> 
>> * add HostPlugin.presetup (mainly for test skipping)
>> 
>> * deal with RPC virtio port buffer possibly containing unflushed
>>   commands from previous failed test
>> 
>> * add some Agent1 interface tests
>> 
>> * add basic Obex file transfer tests
>> 
>> * add support for logging in to a running test instance (for gdb etc)
>> 
>> * export any core dumps out from test environ
>> 
>> Some bells & whistles:
>> 
>> * add --kernel-build for kernel image build
>> 
>> * test suite Python code formatting checks
>> 
>> ***
>> 
>> Implements:
>> 
>> - RPC communication with tester instances running each of the VM
>> hosts.
>>   Tests run on parent host, which instructs VM hosts what to do.
>> 
>> - Extensible way to add stateful test-specific code inside the VM
>>   instances
>> 
>> - Logging control: output from different processes running inside the
>> VM
>>   are separated and can be filtered.
>> 
>> - Test runner framework with Pytest (more convenient than
>> Python/unittest)
>> 
>> - Automatic grouping of tests to minimize VM reboots
>> 
>> - Redirecting USB controllers to use for testing in addition to
>> btvirt
>> 
>> - Fairly straightforward, ~1600 sloc for the framework
>> 
>> There is no requirement that the tests spawn VM instances, the test
>> runner can be used for any tests written in Python.
>> 
>> See doc/test-functional.rst for various examples.
>> 
>> Also test/functional/test_bluetoothctl_vm.py has some simple cases,
>> and
>> test/functional/test_pipewire.py for a more complicated setup
>> 
>>     host0(qemu): Pipewire <-> BlueZ <-> kernel
>>     <-> btvirt
>>     host1(qemu): kernel <-> BlueZ <-> Pipewire
>> 
>> The framework allows easily passing any data and code between the
>> parent
>> and VM hosts, so writing tests is straightforward.
>> 
>> ***
>> 
>> Some examples:
>> 
>> $ test/test-functional --list -q
>> 
>> test/functional/lib/tests/test_rpc.py::test_basic
>> test/functional/test_bluetoothctl_vm.py::test_bluetoothctl_pair[hosts
>> 0-vm2]
>> test/functional/test_bluetoothctl_vm.py::test_bluetoothctl_script_sho
>> w[hosts1-vm1]
>> test/functional/test_btmgmt_vm.py::test_btmgmt_info[hosts2-vm1]
>> test/functional/test_pipewire.py::test_pipewire[hosts3-vm2]
>> 
>> $ test/test-functional -v --no-header
>> ======================================= test session starts
>> ========================================
>> collected 5 items
>> 
>> test/functional/lib/tests/test_rpc.py::test_basic
>> PASSED                                      [ 20%]
>> test/functional/test_bluetoothctl_vm.py::test_bluetoothctl_script_sho
>> w[hosts1-vm1] SKIPPED    [ 40%]
>> test/functional/test_btmgmt_vm.py::test_btmgmt_info[hosts2-vm1]
>> SKIPPED (No kernel image)     [ 60%]
>> test/functional/test_bluetoothctl_vm.py::test_bluetoothctl_pair[hosts
>> 0-vm2] SKIPPED (No k...) [ 80%]
>> test/functional/test_pipewire.py::test_pipewire[hosts3-vm2] SKIPPED
>> (No kernel image)         [100%]
>> 
>> =================================== 1 passed, 4 skipped in 0.19s
>> ===================================
>> 
>> $ test/test-functional --kernel=../linux
>> ============================= test session starts
>> ==============================
>> platform linux -- Python 3.14.3, pytest-8.3.5, pluggy-1.6.0
>> rootdir: /home/pauli/prj/external/bluez/unit
>> configfile: pytest.ini
>> plugins: cov-5.0.0, forked-1.6.0, rerunfailures-15.0, timeout-2.4.0,
>> xdist-3.7.0, hypothesis-6.123.0, flaky-3.8.1, anyio-4.12.1
>> collected 5 items
>> 
>> test/functional/lib/tests/test_rpc.py
>> .                                   [ 20%]
>> test/functional/test_bluetoothctl_vm.py
>> .                                 [ 40%]
>> test/functional/test_btmgmt_vm.py
>> .                                       [ 60%]
>> test/functional/test_bluetoothctl_vm.py
>> .                                 [ 80%]
>> test/functional/test_pipewire.py
>> .                                        [100%]
>> 
>> ============================== 5 passed in 41.92s
>> ==============================
>> 
>> $ test/test-functional --kernel=../linux -k test_btmgmt
>> ============================= test session starts
>> ==============================
>> platform linux -- Python 3.14.3, pytest-8.3.5, pluggy-1.6.0
>> rootdir: /home/pauli/prj/external/bluez/unit
>> configfile: pytest.ini
>> plugins: cov-5.0.0, forked-1.6.0, rerunfailures-15.0, timeout-2.4.0,
>> xdist-3.7.0, hypothesis-6.123.0, flaky-3.8.1, anyio-4.12.1
>> collected 5 items / 4 deselected / 1 selected
>> 
>> test/functional/test_btmgmt_vm.py
>> .                                       [100%]
>> 
>> ======================= 1 passed, 4 deselected in 9.15s
>> ========================
>> 
>> $ grep btmgmt test-functional.log
>> 13:15:42 INFO   rpc.host.0.0        :  client: call_plugin ('call',
>> '__call__', <function run at 0x7f27b81ce140>,
>> ['/home/pauli/prj/external/bluez/build/tools/btmgmt', '--index', '0',
>> 'info']) {'stdout': -1, 'stdin': -3, 'encoding': 'utf-8'}
>> 13:15:42 INFO   host.0.0.rpc        :  server: call_plugin ('call',
>> '__call__', <function run at 0x7fd5e35a1010>,
>> ['/home/pauli/prj/external/bluez/build/tools/btmgmt', '--index', '0',
>> 'info']) {'stdout': -1, 'stdin': -3, 'encoding': 'utf-8'}
>> 13:15:42 INFO   host.0.0.run        :      $
>> /home/pauli/prj/external/bluez/build/tools/btmgmt --index 0 info
>> 
>> $ test/test-functional --kernel=../linux -k test_btmgmt --log-cli-
>> level=0
>> ============================= test session starts
>> ==============================
>> platform linux -- Python 3.14.3, pytest-8.3.5, pluggy-1.6.0
>> rootdir: /home/pauli/prj/external/bluez/unit
>> configfile: pytest.ini
>> plugins: cov-5.0.0, forked-1.6.0, rerunfailures-15.0, timeout-2.4.0,
>> xdist-3.7.0, hypothesis-6.123.0, flaky-3.8.1, anyio-4.12.1
>> collected 5 items / 4 deselected / 1 selected
>> 
>> test/functional/test_btmgmt_vm.py::test_btmgmt_info[hosts2-vm1]
>> -------------------------------- live log setup ---------------------
>> -----------
>> 13:00:31 INFO   func_test.lib.env   :  Starting btvirt:
>> /usr/bin/stdbuf -o L -e L
>> /home/pauli/prj/external/bluez/build/emulator/btvirt --
>> server=/tmp/bluez-func-test-8t6ychy8
>> 13:00:31 OUT    btvirt              :  Bluetooth emulator ver 5.86
>> 13:00:31 INFO   func_test.lib.env   :  Starting host:
>> /home/pauli/prj/external/bluez/build/tools/test-runner --
>> kernel=../linux/arch/x86/boot/bzImage -u/tmp/bluez-func-test-
>> 8t6ychy8/bt-server-bredrle -o -chardev -o
>> socket,id=ser0,path=/tmp/bluez-func-test-8t6ychy8/bluez-func-test-
>> rpc-0,server=on,wait=off -o -device -o virtio-serial -o -device -o
>> virtserialport,chardev=ser0,name=bluez-func-test-rpc -H --
>> /usr/bin/python3 -P
>> /home/pauli/prj/external/bluez/test/functional/lib/runner.py
>> /dev/ttyS2
>> 13:00:31 OUT    btvirt              :  Request for /tmp/bluez-func-
>> test-8t6ychy8/bt-server-bredrle
>> 13:00:32 OUT    host.0.0            :  early console in
>> extract_kernel
>> 13:00:32 OUT    host.0.0            :  input_data: 0x000000000425c2c4
>> ...
>> 13:00:39 INFO   rpc.host.0.0        :  client: call_plugin ('call',
>> '__call__', <function run at 0x7f7547472140>,
>> ['/home/pauli/prj/external/bluez/build/tools/btmgmt', '--index', '0',
>> 'info']) {'stdout': -1, 'stdin': -3, 'encoding': 'utf-8'}
>> 13:00:39 DEBUG  host.0.0.rpc        :  server: done
>> 13:00:39 INFO   host.0.0.rpc        :  server: call_plugin ('call',
>> '__call__', <function run at 0x7f77dcc81010>,
>> ['/home/pauli/prj/external/bluez/build/tools/btmgmt', '--index', '0',
>> 'info']) {'stdout': -1, 'stdin': -3, 'encoding': 'utf-8'}
>> 13:00:39 INFO   host.0.0.run        :      $
>> /home/pauli/prj/external/bluez/build/tools/btmgmt --index 0 info
>> 13:00:40 OUT    host.0.0.run.out    :  hci0:	Primary controller
>> 13:00:40 OUT    host.0.0.run.out    :  	addr 00:AA:01:00:00:42
>> version 11 manufacturer 1521 class 0x000000
>> 13:00:40 OUT    host.0.0.run.out    :  	supported settings: powered
>> connectable fast-connectable discoverable bondable link-security ssp
>> br/edr le advertising secure-conn debug-keys privacy static-addr phy-
>> configuration cis-central cis-peripheral iso-broadcaster sync-
>> receiver ll-privacy past-sender past-receiver
>> 13:00:40 OUT    host.0.0.run.out    :  	current settings: br/edr
>> 13:00:40 OUT    host.0.0.run.out    :  	name
>> 13:00:40 OUT    host.0.0.run.out    :  	short name
>> 13:00:40 INFO   host.0.0.run        :  (return code 0)
>> 13:00:40 DEBUG  rpc.host.0.0        :  client-reply
>> PASSED                                                               
>>     [100%]
>> 13:00:40 OUT    host.0.0            :  qemu-system-x86_64:
>> terminating on signal 15 from pid 149047 (python3)
>> ======================= 1 passed, 4 deselected in 8.84s
>> ========================
>> 
>> $ test/test-functional --kernel=../linux -k test_bluetoothctl_pair --
>> log-cli-level=0 --log-filter=*.bluetoothctl,rpc.* --force-usb
>> ============================= test session starts
>> ==============================
>> platform linux -- Python 3.14.3, pytest-8.3.5, pluggy-1.6.0
>> rootdir: /home/pauli/prj/external/bluez/unit
>> configfile: pytest.ini
>> plugins: cov-5.0.0, forked-1.6.0, rerunfailures-15.0, timeout-2.4.0,
>> xdist-3.7.0, hypothesis-6.123.0, flaky-3.8.1, anyio-4.12.1
>> collected 5 items / 4 deselected / 1 selected
>> 
>> test/functional/test_bluetoothctl_vm.py::test_bluetoothctl_pair[hosts
>> 0-vm2]
>> -------------------------------- live log setup ---------------------
>> -----------
>> 13:03:20 INFO   rpc.host.0.0        :  client: start_load
>> (<func_test.lib.host_plugins.Bdaddr object at 0x7f268712d160>,) {}
>> 13:03:20 INFO   rpc.host.0.0        :  client: start_load
>> (<func_test.lib.host_plugins.Call object at 0x7f268712d2b0>,) {}
>> 13:03:20 INFO   rpc.host.0.0        :  client: start_load
>> (<func_test.lib.host_plugins.DbusSystem object at 0x7f2687aa30e0>,)
>> {}
>> 13:03:20 INFO   rpc.host.0.0        :  client: start_load
>> (<func_test.lib.host_plugins.Bluetoothd object at 0x7f2687aa3230>,)
>> {}
>> 13:03:20 INFO   rpc.host.0.0        :  client: start_load
>> (<func_test.lib.host_plugins.Bluetoothctl object at 0x7f268712d010>,)
>> {}
>> 13:03:20 INFO   rpc.host.0.1        :  client: start_load
>> (<func_test.lib.host_plugins.Bdaddr object at 0x7f26871542d0>,) {}
>> 13:03:20 INFO   rpc.host.0.1        :  client: start_load
>> (<func_test.lib.host_plugins.Call object at 0x7f2687154410>,) {}
>> 13:03:20 INFO   rpc.host.0.1        :  client: start_load
>> (<func_test.lib.host_plugins.DbusSystem object at 0x7f2687aa30e0>,)
>> {}
>> 13:03:20 INFO   rpc.host.0.1        :  client: start_load
>> (<func_test.lib.host_plugins.Bluetoothd object at 0x7f2687aa3230>,)
>> {}
>> 13:03:20 INFO   rpc.host.0.1        :  client: start_load
>> (<func_test.lib.host_plugins.Bluetoothctl object at 0x7f2687154190>,)
>> {}
>> 13:03:20 INFO   rpc.host.0.0        :  client: wait_load () {}
>> 13:03:21 DEBUG  rpc.host.0.0        :  client-reply
>> 13:03:21 INFO   rpc.host.0.1        :  client: wait_load () {}
>> 13:03:21 DEBUG  rpc.host.0.1        :  client-reply
>> -------------------------------- live log call ----------------------
>> -----------
>> 13:03:21 INFO   rpc.host.0.0        :  client: call_plugin
>> ('bluetoothctl', 'send', 'show\n') {}
>> 13:03:21 DEBUG  rpc.host.0.0        :  client-reply
>> 13:03:21 INFO   rpc.host.0.0        :  client: call_plugin
>> ('bluetoothctl', 'expect', 'Powered: yes') {}
>> ...
>> 13:03:23 INFO   rpc.host.0.0        :  client: call_plugin
>> ('bluetoothctl', 'send', 'pair 70:1a:b8:73:99:bb\n') {}
>> 13:03:23 OUT    host.0.0.bluetoothctl:  pair 70:1a:b8:73:99:bb
>> 13:03:23 DEBUG  rpc.host.0.0        :  client-reply
>> 13:03:23 INFO   rpc.host.0.0        :  client: call_plugin
>> ('bluetoothctl', 'expect', 'Confirm passkey (\\d+).*:') {}
>> 13:03:23 OUT    host.0.0.bluetoothctl:  [bluetoothctl]> pair
>> 70:1a:b8:73:99:bb
>> 13:03:23 OUT    host.0.0.bluetoothctl:  Attempting to pair with
>> 70:1A:B8:73:99:BB
>> 13:03:23 OUT    host.0.0.bluetoothctl:  [bluetoothctl]> hci0
>> device_flags_changed: 70:1A:B8:73:99:BB (BR/EDR)
>> 13:03:23 OUT    host.0.0.bluetoothctl:  [bluetoothctl]>      supp:
>> 0x00000007  curr: 0x00000000
>> 13:03:23 OUT    host.0.0.bluetoothctl:  [bluetoothctl]> hci0 type 7
>> discovering off
>> 13:03:25 OUT    host.0.0.bluetoothctl:  [bluetoothctl]> hci0
>> 70:1A:B8:73:99:BB type BR/EDR connected eir_len 12
>> 13:03:25 OUT    host.0.0.bluetoothctl:  [bluetoothctl]> [BlueZ 5.86]>
>> [CHG] Device 70:1A:B8:73:99:BB Connected: yes
>> 13:03:25 OUT    host.0.0.bluetoothctl:  [BlueZ 5.86]> Request
>> confirmation
>> 13:03:25 DEBUG  rpc.host.0.0        :  client-reply
>> 13:03:25 INFO   rpc.host.0.1        :  client: call_plugin
>> ('bluetoothctl', 'expect', 'Confirm passkey 237345') {}
>> 13:03:25 OUT    host.0.1.bluetoothctl:  [bluetoothctl]> hci0
>> 84:5C:F3:77:31:19 type BR/EDR connected eir_len 12
>> 13:03:25 OUT    host.0.1.bluetoothctl:  [bluetoothctl]> [NEW] Device
>> 84:5C:F3:77:31:19 BlueZ 5.86
>> 13:03:25 DEBUG  rpc.host.0.1        :  client-reply
>> 13:03:25 INFO   rpc.host.0.0        :  client: call_plugin
>> ('bluetoothctl', 'send', 'yes\n') {}
>> 13:03:25 OUT    host.0.1.bluetoothctl:  [bluetoothctl]> [BlueZ 5.86]>
>> Request confirmation
>> 13:03:25 OUT    host.0.0.bluetoothctl:  [BlueZ 5.86]> [agent] Confirm
>> passkey 237345 (yes/no): yes
>> 13:03:25 DEBUG  rpc.host.0.0        :  client-reply
>> 13:03:25 INFO   rpc.host.0.1        :  client: call_plugin
>> ('bluetoothctl', 'send', 'yes\n') {}
>> 13:03:25 OUT    host.0.1.bluetoothctl:  [BlueZ 5.86]> [agent] Confirm
>> passkey 237345 (yes/no): yes
>> 13:03:25 DEBUG  rpc.host.0.1        :  client-reply
>> 13:03:25 INFO   rpc.host.0.0        :  client: call_plugin
>> ('bluetoothctl', 'expect', 'Pairing successful') {}
>> 13:03:25 OUT    host.0.0.bluetoothctl:  yes
>> 13:03:25 OUT    host.0.0.bluetoothctl:  [BlueZ 5.86]> hci0
>> new_link_key 70:1A:B8:73:99:BB type 0x08 pin_len 0 store_hint 1
>> 13:03:25 OUT    host.0.0.bluetoothctl:  [BlueZ 5.86]> [CHG] Device
>> 70:1A:B8:73:99:BB Bonded: yes
>> 13:03:26 OUT    host.0.0.bluetoothctl:  [BlueZ 5.86]> [CHG] Device
>> 70:1A:B8:73:99:BB AddressType: public
>> 13:03:26 OUT    host.0.0.bluetoothctl:  [BlueZ 5.86]> [CHG] Device
>> 70:1A:B8:73:99:BB UUIDs: 0000110c-0000-1000-8000-00805f9b34fb
>> 13:03:26 OUT    host.0.0.bluetoothctl:  [BlueZ 5.86]> [CHG] Device
>> 70:1A:B8:73:99:BB UUIDs: 0000110e-0000-1000-8000-00805f9b34fb
>> 13:03:26 DEBUG  rpc.host.0.0        :  client-reply
>> PASSED                                                               
>>     [100%]
>> ------------------------------ live log teardown --------------------
>> -----------
>> 13:03:26 OUT    host.0.0.bluetoothctl:  [BlueZ 5.86]> [CHG] Device
>> 70:1A:B8:98:FF:qemu-system-x86_64: terminating on signal 15 from pid
>> 149357 (python3)
>> 
>> ======================= 1 passed, 4 deselected in 13.22s
>> =======================
>> 
>> $ test/test-functional -k test_btmgmt --kernel=../linux --trace
>> ============================= test session starts
>> ==============================
>> platform linux -- Python 3.14.3, pytest-8.3.5, pluggy-1.6.0
>> rootdir: /home/pauli/prj/external/bluez/unit
>> configfile: pytest.ini
>> plugins: cov-5.0.0, forked-1.6.0, rerunfailures-15.0, timeout-2.4.0,
>> xdist-3.7.0, hypothesis-6.123.0, flaky-3.8.1, anyio-4.12.1
>> collected 5 items / 4 deselected / 1 selected
>> 
>> test/functional/test_btmgmt_vm.py
>> > > > > > > > > > > > > > > > > > > > > PDB runcall (IO-capturing
>> > > > > > > > > > > > > > > > > > > > > turned off)
>> > > > > > > > > > > > > > > > > > > > > >>>>>>>>>>>>>>>>>>>>>
>> > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.py(19
>> > )test_btmgmt_info()
>> -> (host,) = hosts
>> (Pdb) n
>> > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.py(21
>> > )test_btmgmt_info()
>> -> result = host.call(
>> (Pdb) p host.bdaddr
>> '00:aa:01:00:00:42'
>> (Pdb) n
>> > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.py(22
>> > )test_btmgmt_info()
>> -> run,
>> (Pdb) n
>> > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.py(23
>> > )test_btmgmt_info()
>> -> [btmgmt, "--index", "0", "info"],
>> (Pdb) n
>> > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.py(24
>> > )test_btmgmt_info()
>> -> stdout=subprocess.PIPE,
>> (Pdb) n
>> > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.py(25
>> > )test_btmgmt_info()
>> -> stdin=subprocess.DEVNULL,
>> (Pdb) n
>> > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.py(26
>> > )test_btmgmt_info()
>> -> encoding="utf-8",
>> (Pdb) n
>> > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.py(21
>> > )test_btmgmt_info()
>> -> result = host.call(
>> (Pdb) n
>> > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.py(28
>> > )test_btmgmt_info()
>> -> assert result.returncode == 0
>> (Pdb) p result
>> CompletedProcess(args=['/home/pauli/prj/external/bluez/build/tools/bt
>> mgmt', '--index', '0', 'info'], returncode=0, stdout='hci0:\tPrimary
>> controller\n\taddr 00:AA:01:00:00:42 version 11 manufacturer 1521
>> class 0x000000\n\tsupported settings: powered connectable fast-
>> connectable discoverable bondable link-security ssp br/edr le
>> advertising secure-conn debug-keys privacy static-addr phy-
>> configuration cis-central cis-peripheral iso-broadcaster sync-
>> receiver ll-privacy past-sender past-receiver \n\tcurrent settings:
>> br/edr \n\tname \n\tshort name \n')
>> (Pdb) print(result.stdout)
>> hci0:	Primary controller
>> 	addr 00:AA:01:00:00:42 version 11 manufacturer 1521 class
>> 0x000000
>> 	supported settings: powered connectable fast-connectable
>> discoverable bondable link-security ssp br/edr le advertising secure-
>> conn debug-keys privacy static-addr phy-configuration cis-central
>> cis-peripheral iso-broadcaster sync-receiver ll-privacy past-sender
>> past-receiver
>> 	current settings: br/edr
>> 	name
>> 	short name
>> (Pdb) q
>> 
>> !!!!!!!!!!!!!!!!!!! _pytest.outcomes.Exit: Quitting debugger
>> !!!!!!!!!!!!!!!!!!!
>> ======================= 4 deselected in 75.91s (0:01:15)
>> =======================
>> 
>> ***
>> 
>> Pauli Virtanen (20):
>>   emulator: btvirt: check pkt lengths, don't get stuck on malformed
>>   emulator: btvirt: allow specifying where server unix sockets are
>> made
>>   emulator: btvirt: support SCO data packets
>>   emulator: btdev: clear more state on Reset
>>   test-runner: enable path argument for --unix
>>   test-runner: Add -o/--option option
>>   test-runner: allow source tree root for -k
>>   doc: enable CONFIG_VIRTIO_CONSOLE in tester config
>>   test-runner: use virtio-serial for implementing -u device
>> forwarding
>>   doc: enable KVM paravirtualization & clock support in tester kernel
>>     config
>>   doc: add functional/integration testing documentation
>>   test: add functional/integration testing framework
>>   test: functional: add Pipewire-using audio streaming tests
>>   test: functional: add --btmon option to start btmon
>>   build: add functional testing target
>>   test: functional: impose Python code formatting
>>   test: functional: add option for building kernel image first
>>   test: functional: add custom Agent1 implementation for testing
>>   test: functional: warn on kernel warning/bug messages
>>   test: functional: add basic obex file transfer tests
>> 
>>  Makefile.am                             |   9 +
>>  Makefile.tools                          |   2 +
>>  configure.ac                            |  31 +
>>  doc/ci.config                           |   9 +
>>  doc/test-functional.rst                 | 949
>> ++++++++++++++++++++++++
>>  doc/test-runner.rst                     |  17 +
>>  doc/tester.config                       |   9 +
>>  emulator/btdev.c                        | 117 +--
>>  emulator/main.c                         |  37 +-
>>  emulator/server.c                       |  21 +
>>  test/functional/__init__.py             |   2 +
>>  test/functional/requirements.txt        |   4 +
>>  test/functional/test_agent.py           |  46 ++
>>  test/functional/test_bluetoothctl_vm.py | 152 ++++
>>  test/functional/test_btmgmt_vm.py       |  30 +
>>  test/functional/test_obex.py            | 285 +++++++
>>  test/functional/test_pipewire.py        | 539 ++++++++++++++
>>  test/functional/test_tests.py           |  23 +
>>  test/pytest.ini                         |  18 +
>>  test/pytest_bluez/__init__.py           |  12 +
>>  test/pytest_bluez/agent.py        �