feat(wake): add USB-triggered Switch 2 wake with Windows interface support

Queue correlated, volatile wake requests for the BTstack owner and expose
read-only completion state. Keep the controller chord, captured identity,
pairings, profiles, HD settings and existing wake burst unchanged.

Add Python API and wake CLI with bounded waits, explicit failure outcomes
and no automatic broadcast retries. Avoid importing SDL just to obtain
fixed sensor IDs so USB automation has clean output and no SDL dependency.

Windows libusb cannot control hub roots. Expose only INFO/WAKE on each
native child's existing vendor Interface 1 with isolated control state;
retain hub/HID drivers, descriptors and identities. Add safe sibling-aware
Windows discovery and a packaged Windows libusb runtime. Document manual
WinUSB binding to Interface 1 only and migrate examples to find_wake_pico.

Validate with 713 tests, 10 firmware/probe builds, Windows x64 wheel
resolution on Python 3.9/3.11, and a real child-interface wake burst on
Linux (2.03 s, no controller, no failures). Device/configuration descriptors,
serials and persistent state matched before/after. Physical Windows
hardware/driver operation remains unverified on this Linux workstation.
This commit is contained in:
Joey Yakimowich-Payne 2026-09-19 20:19:46 -06:00
commit 19358a0fff
20 changed files with 2152 additions and 85 deletions

View file

@ -5,6 +5,7 @@ import struct
import zlib
from dataclasses import replace
from pathlib import Path
from types import SimpleNamespace
import pytest
@ -705,6 +706,256 @@ def test_response_validation() -> None:
config_manager.parse_response(response, config_manager.OP_INFO)
def wake_response(
state: int = 0,
request_id: int = 0,
*,
configured: int = 1,
busy: int = 0,
completed: int = 8,
) -> bytes:
return make_response(
config_manager.OP_SWITCH2_WAKE,
struct.pack("<IBBBxIII", request_id, state, configured, busy, 10, completed, 2),
schema=1,
generation=request_id,
)
class WakeDevice(FakeDevice):
def __init__(self, responses: list[bytes | Exception]) -> None:
super().__init__()
self.wake_responses = responses
self.wake_directions: list[int] = []
self.wake_timeouts: list[int] = []
def ctrl_transfer(
self,
bm_request_type: int,
request: int,
value: int,
index: int,
data_or_w_length: object,
timeout: int,
) -> bytes | int:
if request != config_manager.OP_SWITCH2_WAKE:
return super().ctrl_transfer(
bm_request_type, request, value, index, data_or_w_length, timeout
)
assert value == config_manager.REQUEST_VALUE
assert index == config_manager.REQUEST_INDEX
assert 0 < timeout <= config_manager.USB_TIMEOUT_MS
self.wake_directions.append(bm_request_type)
self.wake_timeouts.append(timeout)
if bm_request_type == 0xC0:
response = self.wake_responses[0]
if len(self.wake_responses) > 1:
self.wake_responses.pop(0)
if isinstance(response, Exception):
raise response
return response
assert bm_request_type == 0x40
encoded = bytes(data_or_w_length)
payload = encoded[config_manager.REQUEST_HEADER_SIZE :]
assert len(payload) == 4
assert encoded == config_manager.encode_request(request, payload)
assert 0 < struct.unpack("<I", payload)[0] <= 0x7FFFFFFF
self.out_requests.append((request, payload, encoded))
return len(encoded)
@pytest.fixture
def wake_clock(
monkeypatch: pytest.MonkeyPatch, haptics_clock: list[float]
) -> list[float]:
monkeypatch.setattr(config_manager.secrets, "randbits", lambda _: 23)
return haptics_clock
def test_switch2_wake_waits_for_own_burst_despite_startup_snapshot(
wake_clock: list[float],
) -> None:
device = WakeDevice(
[
wake_response(configured=0),
wake_response(1, 23, configured=0),
wake_response(2, 23, busy=1, completed=9),
wake_response(3, 23, completed=10),
]
)
status = config_manager.request_switch2_wake(device)
assert status.state_name == "complete"
assert status.completed_bursts == 10
assert status.request_id == 23
assert device.wake_directions == [0xC0, 0x40, 0xC0, 0xC0, 0xC0]
assert wake_clock[0] == pytest.approx(0.1)
assert config_manager.read_switch2_wake_status(device) == status
assert len(device.out_requests) == 1
def test_switch2_wake_avoids_reusing_terminal_id(wake_clock: list[float]) -> None:
device = WakeDevice([wake_response(3, 23), wake_response(3, 24)])
assert config_manager.request_switch2_wake(device).request_id == 24
assert struct.unpack("<I", device.out_requests[0][1])[0] == 24
@pytest.mark.parametrize("state", (4, 5, 6))
def test_switch2_wake_terminal_failure_never_retries(
state: int, wake_clock: list[float]
) -> None:
device = WakeDevice([wake_response(), wake_response(state, 23)])
with pytest.raises(config_manager.ConfigManagerError):
config_manager.request_switch2_wake(device)
assert device.wake_directions == [0xC0, 0x40, 0xC0]
@pytest.mark.parametrize("state", (1, 2))
def test_switch2_wake_does_not_replace_active_request(
state: int, wake_clock: list[float]
) -> None:
device = WakeDevice([wake_response(state, 19, busy=1)])
with pytest.raises(config_manager.ConfigManagerError):
config_manager.request_switch2_wake(device)
assert device.out_requests == []
def test_switch2_wake_rejects_another_requests_completion(
wake_clock: list[float],
) -> None:
device = WakeDevice(
[wake_response(), wake_response(2, 23), wake_response(3, 24, completed=99)]
)
with pytest.raises(config_manager.ConfigManagerError):
config_manager.request_switch2_wake(device)
assert len(device.out_requests) == 1
def test_switch2_wake_times_out_without_retry(wake_clock: list[float]) -> None:
device = WakeDevice([wake_response(), wake_response(1, 23)])
with pytest.raises(config_manager.ConfigManagerError):
config_manager.request_switch2_wake(device, timeout=0.12)
assert wake_clock[0] == pytest.approx(0.12)
assert len(device.out_requests) == 1
assert max(device.wake_timeouts) <= 120
@pytest.mark.parametrize(
"timeout", (0, -1, float("nan"), float("inf"), float("-inf"), True, "1", None)
)
def test_switch2_wake_invalid_timeout_never_touches_usb(timeout: object) -> None:
device = WakeDevice([wake_response()])
with pytest.raises(config_manager.ConfigManagerError):
config_manager.request_switch2_wake(device, timeout=timeout) # type: ignore[arg-type]
assert device.wake_directions == []
@pytest.mark.parametrize(
"changes",
(
{"schema_version": 2},
{"payload": b""},
{"flags": 1},
{"generation": 1},
{"payload": struct.pack("<IBBBBIII", 0, 0, 1, 0, 1, 10, 8, 2)},
{"payload": struct.pack("<IBBBxIII", 0, 0, 2, 0, 10, 8, 2)},
{"payload": struct.pack("<IBBBxIII", 0, 0, 1, 2, 10, 8, 2)},
{"payload": struct.pack("<IBBBxIII", 1, 7, 1, 0, 10, 8, 2), "generation": 1},
{"payload": struct.pack("<IBBBxIII", 0, 3, 1, 0, 10, 8, 2)},
{
"payload": struct.pack("<IBBBxIII", 0x80000000, 3, 1, 0, 10, 8, 2),
"generation": 0x80000000,
},
{"status": config_manager.STATUS_PENDING},
),
)
def test_switch2_wake_malformed_preflight_cannot_start_burst(
changes: dict[str, object],
) -> None:
initial = config_manager.parse_response(
wake_response(), config_manager.OP_SWITCH2_WAKE
)
malformed = replace(initial, **changes)
device = WakeDevice(
[
make_response(
config_manager.OP_SWITCH2_WAKE,
malformed.payload,
status=malformed.status,
flags=malformed.flags,
schema=malformed.schema_version,
generation=malformed.generation,
)
]
)
with pytest.raises(config_manager.ConfigManagerError):
config_manager.request_switch2_wake(device)
assert device.out_requests == []
@pytest.mark.parametrize("errno,backend", ((32, None), (None, -9), (13, -3), (19, -4)))
def test_switch2_wake_preflight_transport_errors_preserve_real_cause(
errno: int | None, backend: int | None
) -> None:
error = config_manager.usb.core.USBError(
"transport error", error_code=backend, errno=errno
)
device = WakeDevice([error])
if errno == 32 or backend == -9:
with pytest.raises(config_manager.ConfigManagerError) as raised:
config_manager.request_switch2_wake(device)
assert raised.value.__cause__ is error
else:
with pytest.raises(config_manager.usb.core.USBError) as raised:
config_manager.request_switch2_wake(device)
assert raised.value is error
assert device.out_requests == []
@pytest.mark.parametrize("errno", (32, None))
def test_switch2_wake_poll_stall_preserves_transport_failure(
wake_clock: list[float], errno: int | None
) -> None:
error = config_manager.usb.core.USBError(
"transport error", error_code=-9, errno=errno
)
device = WakeDevice([wake_response(), error])
with pytest.raises(config_manager.usb.core.USBError) as raised:
config_manager.request_switch2_wake(device)
assert raised.value is error
assert len(device.out_requests) == 1
def test_switch2_wake_cli_selects_device_and_reports_limited_evidence(
monkeypatch: pytest.MonkeyPatch,
capsys: pytest.CaptureFixture[str],
wake_clock: list[float],
) -> None:
device = WakeDevice([wake_response(), wake_response(3, 23)])
other = WakeDevice([wake_response()])
other.address = 8
monkeypatch.setattr(config_manager, "_candidate_devices", lambda: [other, device])
assert config_manager.main(["--bus", "1", "--address", "7", "wake", "--json"]) == 0
result = json.loads(capsys.readouterr().out)
assert result["state_name"] == "complete"
assert result["console_power_confirmed"] is False
assert len(device.out_requests) == 1
assert other.out_requests == []
device.wake_responses = [wake_response(), wake_response(6, 23)]
assert config_manager.main(["--address", "7", "wake", "--json"]) == 1
assert capsys.readouterr().out == ""
@pytest.mark.parametrize("timeout", ("nan", "inf", "-inf", "0", "-1"))
def test_switch2_wake_cli_rejects_unbounded_timeout_before_discovery(
monkeypatch: pytest.MonkeyPatch, timeout: str
) -> None:
def unexpected_discovery(*args: object) -> None:
pytest.fail("invalid wake timeout reached USB discovery")
monkeypatch.setattr(config_manager, "find_wake_pico", unexpected_discovery)
assert config_manager.main([f"--timeout={timeout}", "wake"]) == 2
def native_rumble_identity(
address: bytes = bytes.fromhex("102030405060"), product_id: int = 0x2009
) -> config_manager.ControllerIdentity:
@ -2092,8 +2343,12 @@ def test_set_b_sparse_settings_and_macro_modes_round_trip() -> None:
del legacy_json["extra_button_map"]
del legacy_json["shift"]["extra_button_map"]
for field in (
"swing", "nunchuk_swing", "combined_swing", "combination_window_ms",
"native_joycon_layout", "swap_sticks",
"swing",
"nunchuk_swing",
"combined_swing",
"combination_window_ms",
"native_joycon_layout",
"swap_sticks",
):
del legacy_json[field]
assert config_manager.ControllerProfile.from_bytes(legacy_wire) == profile
@ -2288,8 +2543,10 @@ def test_source_only_controls_are_not_output_destinations(
def test_left_stick_direction_destinations_round_trip_without_new_sources() -> None:
obj = custom_profile().to_json_object()
obj["button_map"].update(
dpad_up="left_stick_up", dpad_down="left_stick_down",
dpad_left="left_stick_left", dpad_right="left_stick_right",
dpad_up="left_stick_up",
dpad_down="left_stick_down",
dpad_left="left_stick_left",
dpad_right="left_stick_right",
)
obj["extra_button_map"]["c"] = "left_stick_left"
obj["shift"]["button_map"]["south"] = "left_stick_down"
@ -2421,7 +2678,9 @@ def test_schema10_native_settings_migrate_without_persistent_writes() -> None:
@pytest.mark.parametrize("version", [1, 2])
def test_legacy_button_maps_reject_analog_destinations(version: int) -> None:
payload = legacy_profile_wire(version)
assert config_manager.ControllerProfile.from_bytes(payload).button_map == tuple(range(16))
assert config_manager.ControllerProfile.from_bytes(payload).button_map == tuple(
range(16)
)
payload[4] = 16
with pytest.raises(config_manager.ConfigManagerError):
config_manager.ControllerProfile.from_bytes(payload)
@ -2460,8 +2719,17 @@ def test_schema9_gestures_migrate_without_persistent_writes() -> None:
@pytest.mark.parametrize(
("offset", "value"),
[(4, 18), (60, 18), (70, 24), (344, 18), (267, 16), (351, 16),
(376, 1), (377, 1), (383, 1)],
[
(4, 18),
(60, 18),
(70, 24),
(344, 18),
(267, 16),
(351, 16),
(376, 1),
(377, 1),
(383, 1),
],
)
def test_schema9_keeps_legacy_output_and_reserved_byte_bounds(
offset: int, value: int
@ -2486,9 +2754,14 @@ def test_native_fields_reject_invalid_wire_values(offset: int, value: int) -> No
@pytest.mark.parametrize(
("field", "value"),
[("native_joycon_layout", "solo"), ("native_joycon_layout", 1),
("native_joycon_layout", None), ("swap_sticks", 1),
("swap_sticks", "false"), ("swap_sticks", None)],
[
("native_joycon_layout", "solo"),
("native_joycon_layout", 1),
("native_joycon_layout", None),
("swap_sticks", 1),
("swap_sticks", "false"),
("swap_sticks", None),
],
)
def test_native_fields_reject_invalid_json_types(field: str, value: object) -> None:
obj = custom_profile().to_json_object()
@ -2736,8 +3009,11 @@ def test_schema8_swing_migration_preserves_remote_binding() -> None:
legacy_json["schema_version"] = 8
del legacy_json["swing"]["macro"]
for field in (
"nunchuk_swing", "combined_swing", "combination_window_ms",
"native_joycon_layout", "swap_sticks",
"nunchuk_swing",
"combined_swing",
"combination_window_ms",
"native_joycon_layout",
"swap_sticks",
):
del legacy_json[field]
assert config_manager.ControllerProfile.from_bytes(legacy_wire) == profile
@ -3646,6 +3922,7 @@ def test_discovery_finds_one_adapter_without_its_native_children(
monkeypatch: pytest.MonkeyPatch,
identity: tuple[int, int],
) -> None:
monkeypatch.setattr(config_manager, "sys", SimpleNamespace(platform="linux"))
device = FakeDevice()
if identity == (0x057E, 0x2068):
device.firmware_version = (0, 72, 0)
@ -3667,6 +3944,7 @@ def test_discovery_finds_one_adapter_without_its_native_children(
monkeypatch.setattr(config_manager.usb.core, "find", find)
assert config_manager.find_pico(None, None, timeout=0) is device
assert config_manager.find_wake_pico(None, None, timeout=0) is device
for child in (right, left):
with pytest.raises(config_manager.ConfigManagerError, match="no USB-connected"):
config_manager.find_pico(child.bus, child.address, timeout=0)
@ -3685,6 +3963,8 @@ def test_native_discovery_requires_validated_management_info(
monkeypatch: pytest.MonkeyPatch,
response: bytes | Exception,
) -> None:
monkeypatch.setattr(config_manager, "sys", SimpleNamespace(platform="linux"))
class NintendoDevice(FakeDevice):
address = 8
@ -3723,6 +4003,531 @@ def test_find_requires_selector_for_multiple_picos(
assert config_manager.find_pico(1, 8) is second
class WakeDiscoveryBackend:
"""Descriptor/transport fixture using real PyUSB Device resource management."""
def __init__(self) -> None:
self.nodes: dict[tuple[int, int], SimpleNamespace] = {}
self.opened: list[tuple[int, int]] = []
self.closed: list[tuple[int, int]] = []
self.claimed: list[tuple[tuple[int, int], int]] = []
self.released: list[tuple[tuple[int, int], int]] = []
self.controls: list[tuple[tuple[int, int], int, int, int, int]] = []
self.writes: list[bytes] = []
def add(
self,
identity: tuple[int, int],
address: int,
*,
bus: int = 1,
ports: tuple[int, ...] | None = (1,),
parent: tuple[int, int] | None = None,
) -> tuple[int, int]:
native = identity in config_manager.NATIVE_CHILD_IDENTITIES
hub = identity == config_manager.NATIVE_HUB_IDENTITY
key = (bus, address)
self.nodes[key] = SimpleNamespace(
descriptor=SimpleNamespace(
bLength=18,
bDescriptorType=1,
bcdUSB=0x200,
bDeviceClass=9 if hub else 0xEF if native else 0,
bDeviceSubClass=2 if native else 0,
bDeviceProtocol=1 if native else 0,
bMaxPacketSize0=64,
idVendor=identity[0],
idProduct=identity[1],
bcdDevice=0x110,
iManufacturer=0,
iProduct=0,
iSerialNumber=0,
bNumConfigurations=1,
address=address,
bus=bus,
port_number=ports[-1] if ports else None,
port_numbers=ports,
speed=2,
),
interface=SimpleNamespace(
bLength=9,
bDescriptorType=4,
bInterfaceNumber=1,
bAlternateSetting=0,
bNumEndpoints=2,
bInterfaceClass=0xFF,
bInterfaceSubClass=0,
bInterfaceProtocol=0,
iInterface=0,
extra_descriptors=b"",
),
parent=parent,
info=make_response(
config_manager.OP_INFO,
bytes((0, 110, 0, 2, 5 if native or hub else 1, 7, 0, 2)),
),
claim_error=None,
request_id=0,
)
return key
def enumerate_devices(self) -> object:
return iter(self.nodes)
def get_device_descriptor(self, key: tuple[int, int]) -> SimpleNamespace:
return self.nodes[key].descriptor
def get_parent(self, key: tuple[int, int]) -> tuple[int, int] | None:
return self.nodes[key].parent
def get_configuration_descriptor(
self, key: tuple[int, int], configuration: int
) -> SimpleNamespace:
if configuration != 0:
raise IndexError(configuration)
return SimpleNamespace(
bLength=9,
bDescriptorType=2,
wTotalLength=64,
bNumInterfaces=2,
bConfigurationValue=1,
iConfiguration=0,
bmAttributes=0x80,
bMaxPower=250,
extra_descriptors=b"",
)
def get_interface_descriptor(
self, key: tuple[int, int], interface: int, alternate: int, configuration: int
) -> SimpleNamespace:
if interface != 1 or alternate != 0 or configuration != 0:
raise IndexError(interface)
descriptor = self.nodes[key].interface
if descriptor is None:
raise IndexError(interface)
return descriptor
def open_device(self, key: tuple[int, int]) -> tuple[int, int]:
self.opened.append(key)
return key
def close_device(self, key: tuple[int, int]) -> None:
self.closed.append(key)
def claim_interface(self, key: tuple[int, int], interface: int) -> None:
error = self.nodes[key].claim_error
if error is not None:
raise error
self.claimed.append((key, interface))
def release_interface(self, key: tuple[int, int], interface: int) -> None:
self.released.append((key, interface))
def ctrl_transfer(
self,
key: tuple[int, int],
direction: int,
operation: int,
value: int,
index: int,
data: object,
timeout: int,
) -> int:
self.controls.append((key, direction, operation, value, index))
node = self.nodes[key]
if direction & 0x80:
if operation == config_manager.OP_INFO:
response = node.info
if isinstance(response, Exception):
raise response
else:
assert operation == config_manager.OP_SWITCH2_WAKE
response = wake_response(3 if node.request_id else 0, node.request_id)
for offset, byte in enumerate(response):
data[offset] = byte
return len(response)
encoded = bytes(data)
self.writes.append(encoded)
if operation == config_manager.OP_SWITCH2_WAKE:
payload = encoded[config_manager.REQUEST_HEADER_SIZE :]
assert encoded == config_manager.encode_request(operation, payload)
node.request_id = struct.unpack("<I", payload)[0]
return len(encoded)
@pytest.fixture
def windows_usb(monkeypatch: pytest.MonkeyPatch) -> WakeDiscoveryBackend:
backend = WakeDiscoveryBackend()
original_import = config_manager.importlib.import_module
def import_module(name: str, package: str | None = None) -> object:
if name == "libusb_package":
return SimpleNamespace(get_libusb1_backend=lambda: backend)
return original_import(name, package)
monkeypatch.setattr(config_manager.importlib, "import_module", import_module)
monkeypatch.setattr(
config_manager,
"sys",
SimpleNamespace(platform="win32", stderr=config_manager.sys.stderr),
)
return backend
def test_windows_wake_groups_siblings_without_opening_hub(
windows_usb: WakeDiscoveryBackend,
) -> None:
hub = windows_usb.add((0x057E, 0x2068), 7)
right = windows_usb.add((0x057E, 0x2066), 8, ports=(1, 1), parent=hub)
windows_usb.add((0x057E, 0x2067), 9, ports=(1, 2), parent=hub)
device = config_manager.find_wake_pico(None, None, timeout=0)
assert isinstance(device, config_manager.usb.core.Device)
assert device.address == 8
assert windows_usb.opened == [right]
assert windows_usb.claimed == [(right, 1)]
assert windows_usb.controls == [(right, 0xC1, 0x01, 0x5350, 1)]
assert windows_usb.writes == []
config_manager.usb.util.dispose_resources(device)
assert windows_usb.released == [(right, 1)]
assert windows_usb.closed == [right]
def test_windows_wake_uses_sibling_with_available_vendor_driver(
windows_usb: WakeDiscoveryBackend,
) -> None:
hub = windows_usb.add((0x057E, 0x2068), 7)
right = windows_usb.add((0x057E, 0x2066), 8, ports=(1, 1), parent=hub)
left = windows_usb.add((0x057E, 0x2067), 9, ports=(1, 2), parent=hub)
windows_usb.nodes[right].claim_error = config_manager.usb.core.USBError(
"no WinUSB interface", error_code=-12
)
device = config_manager.find_wake_pico(None, None, timeout=0)
assert device.address == 9
assert windows_usb.opened == [right, left]
assert windows_usb.closed == [right]
assert windows_usb.claimed == [(left, 1)]
assert windows_usb.controls == [(left, 0xC1, 0x01, 0x5350, 1)]
config_manager.usb.util.dispose_resources(device)
assert windows_usb.closed == [right, left]
def test_windows_wake_distinct_picos_remain_ambiguous(
windows_usb: WakeDiscoveryBackend,
) -> None:
for bus in (1, 2):
hub = windows_usb.add((0x057E, 0x2068), 7, bus=bus)
windows_usb.add((0x057E, 0x2066), 8, bus=bus, ports=(1, 1), parent=hub)
with pytest.raises(config_manager.ConfigManagerError, match="multiple switch-pico"):
config_manager.find_wake_pico(None, None, timeout=0)
assert windows_usb.opened == [(1, 8), (2, 8)]
assert windows_usb.closed == windows_usb.opened
assert windows_usb.released == windows_usb.claimed
assert windows_usb.writes == []
@pytest.mark.parametrize(
"bus,address,expected",
(
(1, 7, (1, 8)),
(1, 9, (1, 9)),
(2, None, (2, 11)),
(None, 10, (2, 11)),
(None, 11, (2, 11)),
(1, 11, None),
),
)
def test_windows_wake_selectors_accept_parent_or_child(
windows_usb: WakeDiscoveryBackend,
bus: int | None,
address: int | None,
expected: tuple[int, int] | None,
) -> None:
first = windows_usb.add((0x057E, 0x2068), 7)
windows_usb.add((0x057E, 0x2066), 8, ports=(1, 1), parent=first)
windows_usb.add((0x057E, 0x2067), 9, ports=(1, 2), parent=first)
second = windows_usb.add((0x057E, 0x2068), 10, bus=2)
windows_usb.add((0x057E, 0x2066), 11, bus=2, ports=(1, 1), parent=second)
if expected is None:
with pytest.raises(config_manager.ConfigManagerError):
config_manager.find_wake_pico(bus, address, timeout=0)
assert windows_usb.opened == []
else:
device = config_manager.find_wake_pico(bus, address, timeout=0)
assert (device.bus, device.address) == expected
assert windows_usb.opened == [expected]
config_manager.usb.util.dispose_resources(device)
assert windows_usb.writes == []
@pytest.mark.parametrize("source", ("parent_address", "parent_topology", "topology"))
def test_windows_wake_groups_by_parent_identity_or_topology(
windows_usb: WakeDiscoveryBackend,
source: str,
) -> None:
hub = windows_usb.add((0x057E, 0x2068), 7)
for address, product, port in ((8, 0x2066, 1), (9, 0x2067, 2)):
child = windows_usb.add(
(0x057E, product),
address,
ports=(1, port),
parent=None if source == "topology" else hub,
)
if source == "parent_address":
windows_usb.nodes[child].descriptor.port_numbers = None
if source == "parent_address":
windows_usb.nodes[hub].descriptor.port_numbers = None
elif source == "parent_topology":
windows_usb.nodes[hub].descriptor.address = None
device = config_manager.find_wake_pico(None, None, timeout=0)
assert device.address == 8
assert windows_usb.opened == [(1, 8)]
config_manager.usb.util.dispose_resources(device)
@pytest.mark.parametrize("wake", (False, True))
def test_windows_normal_adapter_keeps_device_recipient_info(
windows_usb: WakeDiscoveryBackend,
wake: bool,
) -> None:
windows_usb.add((0x057E, 0x2068), 7)
aio = windows_usb.add((0xCAFE, 0x4010), 10, ports=(2,))
discover = config_manager.find_wake_pico if wake else config_manager.find_pico
device = discover(None, None, timeout=0)
assert device.address == 10
assert windows_usb.opened == [aio]
assert windows_usb.controls == [(aio, 0xC0, 0x01, 0x5350, 1)]
assert windows_usb.claimed == []
config_manager.usb.util.dispose_resources(device)
@pytest.mark.parametrize(
"target,field,value",
(
("child", "idVendor", 0x1234),
("child", "idProduct", 0x2065),
("child", "bDeviceClass", 9),
("child", "bDeviceSubClass", 0),
("child", "bDeviceProtocol", 0),
("parent", "idVendor", 0x1234),
("parent", "idProduct", 0x2009),
("parent", "bDeviceClass", 0),
("interface", "bInterfaceNumber", 0),
("interface", "bAlternateSetting", 1),
("interface", "bInterfaceClass", 3),
("interface", "bInterfaceSubClass", 1),
("interface", "bInterfaceProtocol", 1),
("missing", "", None),
("orphan", "", None),
),
)
def test_windows_wake_rejects_untrusted_descriptors_before_probe(
windows_usb: WakeDiscoveryBackend,
target: str,
field: str,
value: object,
) -> None:
hub = windows_usb.add((0x057E, 0x2068), 7)
child = windows_usb.add((0x057E, 0x2066), 8, ports=(1, 1), parent=hub)
node = windows_usb.nodes[child]
if target == "missing":
node.interface = None
elif target == "orphan":
node.parent = None
node.descriptor.port_numbers = None
else:
descriptor = (
node.interface
if target == "interface"
else windows_usb.nodes[hub].descriptor
if target == "parent"
else node.descriptor
)
setattr(descriptor, field, value)
with pytest.raises(config_manager.ConfigManagerError):
config_manager.find_wake_pico(1, 8, timeout=0)
assert windows_usb.opened == []
assert windows_usb.controls == []
assert windows_usb.writes == []
@pytest.mark.parametrize(
"response",
(
b"Nintendo",
make_response(config_manager.OP_INFO, b""),
make_response(config_manager.OP_INFO, bytes((0, 110, 0, 2, 1, 7, 0, 2))),
make_response(config_manager.OP_INFO, bytes((0, 110, 0, 2, 5, 0x80, 0, 2))),
make_response(config_manager.OP_INFO, bytes((0, 110, 0, 2, 5, 7, 0, 2)))[:-1],
),
)
def test_windows_wake_identity_probe_is_read_only_and_fail_closed(
windows_usb: WakeDiscoveryBackend,
response: bytes,
) -> None:
hub = windows_usb.add((0x057E, 0x2068), 7)
child = windows_usb.add((0x057E, 0x2066), 8, ports=(1, 1), parent=hub)
windows_usb.nodes[child].info = response
with pytest.raises(config_manager.ConfigManagerError):
config_manager.find_wake_pico(None, None, timeout=0)
assert windows_usb.controls == [(child, 0xC1, 0x01, 0x5350, 1)]
assert windows_usb.writes == []
assert windows_usb.closed == [child]
assert windows_usb.released == [(child, 1)]
def test_windows_wake_hub_without_children_never_opens_root(
windows_usb: WakeDiscoveryBackend,
) -> None:
windows_usb.add((0x057E, 0x2068), 7)
with pytest.raises(config_manager.ConfigManagerError, match="WinUSB"):
config_manager.find_wake_pico(None, None, timeout=0)
assert windows_usb.opened == []
assert windows_usb.controls == []
def test_windows_wake_missing_driver_reports_safe_binding_guidance(
windows_usb: WakeDiscoveryBackend,
) -> None:
hub = windows_usb.add((0x057E, 0x2068), 7)
child = windows_usb.add((0x057E, 0x2066), 8, ports=(1, 1), parent=hub)
error = config_manager.usb.core.USBError("no vendor driver", error_code=-12)
windows_usb.nodes[child].claim_error = error
with pytest.raises(config_manager.ConfigManagerError) as raised:
config_manager.find_wake_pico(None, None, timeout=0)
assert raised.value.__cause__ is error
message = str(raised.value)
assert "WinUSB" in message and "Interface 1" in message
assert "Never replace" in message and "Interface 0" in message
assert "composite parent" in message and "hub" in message
assert windows_usb.controls == []
assert windows_usb.closed == [child]
@pytest.mark.parametrize("code", (-3, -4, -9, -7))
def test_windows_wake_probe_preserves_transport_errors(
windows_usb: WakeDiscoveryBackend,
code: int,
) -> None:
hub = windows_usb.add((0x057E, 0x2068), 7)
child = windows_usb.add((0x057E, 0x2066), 8, ports=(1, 1), parent=hub)
error = config_manager.usb.core.USBError("transport failure", error_code=code)
windows_usb.nodes[child].info = error
with pytest.raises(config_manager.usb.core.USBError) as raised:
config_manager.find_wake_pico(None, None, timeout=0)
assert raised.value is error
assert windows_usb.writes == []
assert windows_usb.closed == [child]
assert windows_usb.released == [(child, 1)]
def test_windows_wake_enumeration_preserves_backend_error(
windows_usb: WakeDiscoveryBackend,
monkeypatch: pytest.MonkeyPatch,
) -> None:
error = config_manager.usb.core.USBError("enumeration failed", error_code=-1)
def fail() -> None:
raise error
monkeypatch.setattr(windows_usb, "enumerate_devices", fail)
with pytest.raises(config_manager.usb.core.USBError) as raised:
config_manager.find_wake_pico(None, None, timeout=0)
assert raised.value is error
assert windows_usb.opened == []
def test_windows_backend_initialization_preserves_usb_error(
windows_usb: WakeDiscoveryBackend,
monkeypatch: pytest.MonkeyPatch,
) -> None:
error = config_manager.usb.core.USBError("backend init failed", error_code=-1)
def load_backend() -> None:
raise error
monkeypatch.setattr(
config_manager.importlib,
"import_module",
lambda _name: SimpleNamespace(get_libusb1_backend=load_backend),
)
with pytest.raises(config_manager.usb.core.USBError) as raised:
config_manager.find_wake_pico(None, None, timeout=0)
assert raised.value is error
assert windows_usb.opened == []
@pytest.mark.parametrize("failure", ("package", "dll", "backend"))
def test_windows_wake_reports_missing_libusb_runtime(
windows_usb: WakeDiscoveryBackend,
monkeypatch: pytest.MonkeyPatch,
failure: str,
) -> None:
def load_backend() -> None:
if failure == "dll":
raise OSError("DLL could not load")
def import_module(name: str) -> SimpleNamespace:
assert name == "libusb_package"
if failure == "package":
raise ModuleNotFoundError(name)
return SimpleNamespace(get_libusb1_backend=load_backend)
monkeypatch.setattr(config_manager.importlib, "import_module", import_module)
with pytest.raises(config_manager.ConfigManagerError, match="libusb-package"):
config_manager.find_wake_pico(None, None, timeout=0)
assert windows_usb.opened == []
def test_native_child_wake_route_also_works_without_windows_discovery(
wake_clock: list[float],
) -> None:
backend = WakeDiscoveryBackend()
child = backend.add((0x057E, 0x2066), 8)
device = config_manager.usb.core.Device(child, backend)
assert (
config_manager.read_info(device).active_mode
== config_manager.ACTIVE_MODE_NATIVE_HUB
)
assert config_manager.request_switch2_wake(device).state_name == "complete"
config_manager.request_bootsel_reboot(device)
assert [
(direction, operation) for _, direction, operation, _, _ in backend.controls
] == [
(0xC1, 0x01),
(0xC1, 0x05),
(0x41, 0x05),
(0xC1, 0x05),
(0x40, 0x04),
]
assert all(
value == 0x5350 and index == 1 for _, _, _, value, index in backend.controls
)
config_manager.usb.util.dispose_resources(device)
def test_windows_wake_cli_uses_vendor_interface_and_preserves_json(
windows_usb: WakeDiscoveryBackend,
wake_clock: list[float],
capsys: pytest.CaptureFixture[str],
) -> None:
hub = windows_usb.add((0x057E, 0x2068), 7)
child = windows_usb.add((0x057E, 0x2066), 8, ports=(1, 1), parent=hub)
assert config_manager.main(["--bus", "1", "--address", "7", "wake", "--json"]) == 0
result = json.loads(capsys.readouterr().out)
assert result["state_name"] == "complete"
assert result["console_power_confirmed"] is False
assert result["request_id"] == 23
assert windows_usb.controls == [
(child, 0xC1, 0x01, 0x5350, 1),
(child, 0xC1, 0x05, 0x5350, 1),
(child, 0x41, 0x05, 0x5350, 1),
(child, 0xC1, 0x05, 0x5350, 1),
]
assert len(windows_usb.writes) == 1
def haptics_response(
state: int = 0,
*,