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

[Bastien Nocera <hadess@hadess.net>]

On Mon, 2026-03-30 at 12:48 +0000, Pauli Virtanen wrote:
> 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.

Thanks, patch 11/20 never actually got to my mailbox, and I did receive
some warnings about bounces from the mailing-list, I wonder if that's
related :/

This is already very useful documentation, and we can always rework it
down the line as we use it, and folks run into questions.

Thanks

> 
> 
> > 
> > > 
> > > *** 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[h
> > > osts
> > > 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[h
> > > osts
> > > 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[h
> > > osts
> > > 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.p
> > > > y(19
> > > > )test_btmgmt_info()
> > > -> (host,) = hosts
> > > (Pdb) n
> > > > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.p
> > > > y(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.p
> > > > y(22
> > > > )test_btmgmt_info()
> > > -> run,
> > > (Pdb) n
> > > > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.p
> > > > y(23
> > > > )test_btmgmt_info()
> > > -> [btmgmt, "--index", "0", "info"],
> > > (Pdb) n
> > > > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.p
> > > > y(24
> > > > )test_btmgmt_info()
> > > -> stdout=subprocess.PIPE,
> > > (Pdb) n
> > > > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.p
> > > > y(25
> > > > )test_btmgmt_info()
> > > -> stdin=subprocess.DEVNULL,
> > > (Pdb) n
> > > > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.p
> > > > y(26
> > > > )test_btmgmt_info()
> > > -> encoding="utf-8",
> > > (Pdb) n
> > > > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.p
> > > > y(21
> > > > )test_btmgmt_info()
> > > -> result = host.call(
> > > (Pdb) n
> > > > /home/pauli/prj/external/bluez/test/functional/test_btmgmt_vm.p
> > > > y(28
> > > > )test_btmgmt_info()
> > > -> assert result.returncode == 0
> > > (Pdb) p result
> > > CompletedProcess(args=['/home/pauli/prj/external/bluez/build/tool
> > > s/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        �