These tests have been developed in the hid-tools[0] tree for a while. Now that we have a proper selftests/hid kernel entry and that the tests are more reliable, it is time to directly include those in the kernel tree.
[0] https://gitlab.freedesktop.org/libevdev/hid-tools
Cc: Nicolas Saenz Julienne nsaenzjulienne@suse.de Cc: Peter Hutterer peter.hutterer@who-t.net Cc: Roderick Colenbrander roderick.colenbrander@sony.com Signed-off-by: Benjamin Tissoires benjamin.tissoires@redhat.com --- tools/testing/selftests/hid/Makefile | 1 + tools/testing/selftests/hid/hid-keyboard.sh | 7 + tools/testing/selftests/hid/tests/test_keyboard.py | 485 +++++++++++++++++++++ 3 files changed, 493 insertions(+)
diff --git a/tools/testing/selftests/hid/Makefile b/tools/testing/selftests/hid/Makefile index d16a22477140..181a594ffe92 100644 --- a/tools/testing/selftests/hid/Makefile +++ b/tools/testing/selftests/hid/Makefile @@ -7,6 +7,7 @@ include ../../../scripts/Makefile.include
TEST_PROGS := hid-core.sh TEST_PROGS += hid-gamepad.sh +TEST_PROGS += hid-keyboard.sh
CXX ?= $(CROSS_COMPILE)g++
diff --git a/tools/testing/selftests/hid/hid-keyboard.sh b/tools/testing/selftests/hid/hid-keyboard.sh new file mode 100755 index 000000000000..55368f17d1d5 --- /dev/null +++ b/tools/testing/selftests/hid/hid-keyboard.sh @@ -0,0 +1,7 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# Runs tests for the HID subsystem + +export TARGET=test_keyboard.py + +bash ./run-hid-tools-tests.sh diff --git a/tools/testing/selftests/hid/tests/test_keyboard.py b/tools/testing/selftests/hid/tests/test_keyboard.py new file mode 100644 index 000000000000..b3b2bdbf63b7 --- /dev/null +++ b/tools/testing/selftests/hid/tests/test_keyboard.py @@ -0,0 +1,485 @@ +#!/bin/env python3 +# SPDX-License-Identifier: GPL-2.0 +# -*- coding: utf-8 -*- +# +# Copyright (c) 2018 Benjamin Tissoires benjamin.tissoires@gmail.com +# Copyright (c) 2018 Red Hat, Inc. +# + +from . import base +import hidtools.hid +import libevdev +import logging + +logger = logging.getLogger("hidtools.test.keyboard") + + +class InvalidHIDCommunication(Exception): + pass + + +class KeyboardData(object): + pass + + +class BaseKeyboard(base.UHIDTestDevice): + def __init__(self, rdesc, name=None, input_info=None): + assert rdesc is not None + super().__init__(name, "Key", input_info=input_info, rdesc=rdesc) + self.keystates = {} + + def _update_key_state(self, keys): + """ + Update the internal state of keys with the new state given. + + :param key: a tuple of chars for the currently pressed keys. + """ + # First remove the already released keys + unused_keys = [k for k, v in self.keystates.items() if not v] + for key in unused_keys: + del self.keystates[key] + + # self.keystates contains now the list of currently pressed keys, + # release them... + for key in self.keystates.keys(): + self.keystates[key] = False + + # ...and press those that are in parameter + for key in keys: + self.keystates[key] = True + + def _create_report_data(self): + keyboard = KeyboardData() + for key, value in self.keystates.items(): + key = key.replace(" ", "").lower() + setattr(keyboard, key, value) + return keyboard + + def create_array_report(self, keys, reportID=None, application=None): + """ + Return an input report for this device. + + :param keys: a tuple of chars for the pressed keys. The class maintains + the list of currently pressed keys, so to release a key, the caller + needs to call again this function without the key in this tuple. + :param reportID: the numeric report ID for this report, if needed + """ + self._update_key_state(keys) + reportID = reportID or self.default_reportID + + keyboard = self._create_report_data() + return self.create_report(keyboard, reportID=reportID, application=application) + + def event(self, keys, reportID=None, application=None): + """ + Send an input event on the default report ID. + + :param keys: a tuple of chars for the pressed keys. The class maintains + the list of currently pressed keys, so to release a key, the caller + needs to call again this function without the key in this tuple. + """ + r = self.create_array_report(keys, reportID, application) + self.call_input_event(r) + return [r] + + +class PlainKeyboard(BaseKeyboard): + # fmt: off + report_descriptor = [ + 0x05, 0x01, # Usage Page (Generic Desktop) + 0x09, 0x06, # Usage (Keyboard) + 0xa1, 0x01, # Collection (Application) + 0x85, 0x01, # .Report ID (1) + 0x05, 0x07, # .Usage Page (Keyboard) + 0x19, 0xe0, # .Usage Minimum (224) + 0x29, 0xe7, # .Usage Maximum (231) + 0x15, 0x00, # .Logical Minimum (0) + 0x25, 0x01, # .Logical Maximum (1) + 0x75, 0x01, # .Report Size (1) + 0x95, 0x08, # .Report Count (8) + 0x81, 0x02, # .Input (Data,Var,Abs) + 0x19, 0x00, # .Usage Minimum (0) + 0x29, 0x97, # .Usage Maximum (151) + 0x15, 0x00, # .Logical Minimum (0) + 0x25, 0x01, # .Logical Maximum (1) + 0x75, 0x01, # .Report Size (1) + 0x95, 0x98, # .Report Count (152) + 0x81, 0x02, # .Input (Data,Var,Abs) + 0xc0, # End Collection + ] + # fmt: on + + def __init__(self, rdesc=report_descriptor, name=None, input_info=None): + super().__init__(rdesc, name, input_info) + self.default_reportID = 1 + + +class ArrayKeyboard(BaseKeyboard): + # fmt: off + report_descriptor = [ + 0x05, 0x01, # Usage Page (Generic Desktop) + 0x09, 0x06, # Usage (Keyboard) + 0xa1, 0x01, # Collection (Application) + 0x05, 0x07, # .Usage Page (Keyboard) + 0x19, 0xe0, # .Usage Minimum (224) + 0x29, 0xe7, # .Usage Maximum (231) + 0x15, 0x00, # .Logical Minimum (0) + 0x25, 0x01, # .Logical Maximum (1) + 0x75, 0x01, # .Report Size (1) + 0x95, 0x08, # .Report Count (8) + 0x81, 0x02, # .Input (Data,Var,Abs) + 0x95, 0x06, # .Report Count (6) + 0x75, 0x08, # .Report Size (8) + 0x15, 0x00, # .Logical Minimum (0) + 0x26, 0xa4, 0x00, # .Logical Maximum (164) + 0x05, 0x07, # .Usage Page (Keyboard) + 0x19, 0x00, # .Usage Minimum (0) + 0x29, 0xa4, # .Usage Maximum (164) + 0x81, 0x00, # .Input (Data,Arr,Abs) + 0xc0, # End Collection + ] + # fmt: on + + def __init__(self, rdesc=report_descriptor, name=None, input_info=None): + super().__init__(rdesc, name, input_info) + + def _create_report_data(self): + data = KeyboardData() + array = [] + + hut = hidtools.hut.HUT + + # strip modifiers from the array + for k, v in self.keystates.items(): + # we ignore depressed keys + if not v: + continue + + usage = hut[0x07].from_name[k].usage + if usage >= 224 and usage <= 231: + # modifier + setattr(data, k.lower(), 1) + else: + array.append(k) + + # if array length is bigger than 6, report ErrorRollOver + if len(array) > 6: + array = ["ErrorRollOver"] * 6 + + data.keyboard = array + return data + + +class LEDKeyboard(ArrayKeyboard): + # fmt: off + report_descriptor = [ + 0x05, 0x01, # Usage Page (Generic Desktop) + 0x09, 0x06, # Usage (Keyboard) + 0xa1, 0x01, # Collection (Application) + 0x05, 0x07, # .Usage Page (Keyboard) + 0x19, 0xe0, # .Usage Minimum (224) + 0x29, 0xe7, # .Usage Maximum (231) + 0x15, 0x00, # .Logical Minimum (0) + 0x25, 0x01, # .Logical Maximum (1) + 0x75, 0x01, # .Report Size (1) + 0x95, 0x08, # .Report Count (8) + 0x81, 0x02, # .Input (Data,Var,Abs) + 0x95, 0x01, # .Report Count (1) + 0x75, 0x08, # .Report Size (8) + 0x81, 0x01, # .Input (Cnst,Arr,Abs) + 0x95, 0x05, # .Report Count (5) + 0x75, 0x01, # .Report Size (1) + 0x05, 0x08, # .Usage Page (LEDs) + 0x19, 0x01, # .Usage Minimum (1) + 0x29, 0x05, # .Usage Maximum (5) + 0x91, 0x02, # .Output (Data,Var,Abs) + 0x95, 0x01, # .Report Count (1) + 0x75, 0x03, # .Report Size (3) + 0x91, 0x01, # .Output (Cnst,Arr,Abs) + 0x95, 0x06, # .Report Count (6) + 0x75, 0x08, # .Report Size (8) + 0x15, 0x00, # .Logical Minimum (0) + 0x26, 0xa4, 0x00, # .Logical Maximum (164) + 0x05, 0x07, # .Usage Page (Keyboard) + 0x19, 0x00, # .Usage Minimum (0) + 0x29, 0xa4, # .Usage Maximum (164) + 0x81, 0x00, # .Input (Data,Arr,Abs) + 0xc0, # End Collection + ] + # fmt: on + + def __init__(self, rdesc=report_descriptor, name=None, input_info=None): + super().__init__(rdesc, name, input_info) + + +# Some Primax manufactured keyboards set the Usage Page after having defined +# some local Usages. It relies on the fact that the specification states that +# Usages are to be concatenated with Usage Pages upon finding a Main item (see +# 6.2.2.8). This test covers this case. +class PrimaxKeyboard(ArrayKeyboard): + # fmt: off + report_descriptor = [ + 0x05, 0x01, # Usage Page (Generic Desktop) + 0x09, 0x06, # Usage (Keyboard) + 0xA1, 0x01, # Collection (Application) + 0x05, 0x07, # .Usage Page (Keyboard) + 0x19, 0xE0, # .Usage Minimum (224) + 0x29, 0xE7, # .Usage Maximum (231) + 0x15, 0x00, # .Logical Minimum (0) + 0x25, 0x01, # .Logical Maximum (1) + 0x75, 0x01, # .Report Size (1) + 0x95, 0x08, # .Report Count (8) + 0x81, 0x02, # .Input (Data,Var,Abs) + 0x75, 0x08, # .Report Size (8) + 0x95, 0x01, # .Report Count (1) + 0x81, 0x01, # .Input (Data,Var,Abs) + 0x05, 0x08, # .Usage Page (LEDs) + 0x19, 0x01, # .Usage Minimum (1) + 0x29, 0x03, # .Usage Maximum (3) + 0x75, 0x01, # .Report Size (1) + 0x95, 0x03, # .Report Count (3) + 0x91, 0x02, # .Output (Data,Var,Abs) + 0x95, 0x01, # .Report Count (1) + 0x75, 0x05, # .Report Size (5) + 0x91, 0x01, # .Output (Constant) + 0x15, 0x00, # .Logical Minimum (0) + 0x26, 0xFF, 0x00, # .Logical Maximum (255) + 0x19, 0x00, # .Usage Minimum (0) + 0x2A, 0xFF, 0x00, # .Usage Maximum (255) + 0x05, 0x07, # .Usage Page (Keyboard) + 0x75, 0x08, # .Report Size (8) + 0x95, 0x06, # .Report Count (6) + 0x81, 0x00, # .Input (Data,Arr,Abs) + 0xC0, # End Collection + ] + # fmt: on + + def __init__(self, rdesc=report_descriptor, name=None, input_info=None): + super().__init__(rdesc, name, input_info) + + +class BaseTest: + class TestKeyboard(base.BaseTestCase.TestUhid): + def test_single_key(self): + """check for key reliability.""" + uhdev = self.uhdev + evdev = uhdev.get_evdev() + syn_event = self.syn_event + + r = uhdev.event(["a and A"]) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_A, 1)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + self.assertInputEventsIn(expected, events) + assert evdev.value[libevdev.EV_KEY.KEY_A] == 1 + + r = uhdev.event([]) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_A, 0)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + self.assertInputEventsIn(expected, events) + assert evdev.value[libevdev.EV_KEY.KEY_A] == 0 + + def test_two_keys(self): + uhdev = self.uhdev + evdev = uhdev.get_evdev() + syn_event = self.syn_event + + r = uhdev.event(["a and A", "q and Q"]) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_A, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_Q, 1)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + self.assertInputEventsIn(expected, events) + assert evdev.value[libevdev.EV_KEY.KEY_A] == 1 + + r = uhdev.event([]) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_A, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_Q, 0)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + self.assertInputEventsIn(expected, events) + assert evdev.value[libevdev.EV_KEY.KEY_A] == 0 + assert evdev.value[libevdev.EV_KEY.KEY_Q] == 0 + + r = uhdev.event(["c and C"]) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_C, 1)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + self.assertInputEventsIn(expected, events) + assert evdev.value[libevdev.EV_KEY.KEY_C] == 1 + + r = uhdev.event(["c and C", "Spacebar"]) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_SPACE, 1)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + assert libevdev.InputEvent(libevdev.EV_KEY.KEY_C) not in events + self.assertInputEventsIn(expected, events) + assert evdev.value[libevdev.EV_KEY.KEY_C] == 1 + assert evdev.value[libevdev.EV_KEY.KEY_SPACE] == 1 + + r = uhdev.event(["Spacebar"]) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_C, 0)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + assert libevdev.InputEvent(libevdev.EV_KEY.KEY_SPACE) not in events + self.assertInputEventsIn(expected, events) + assert evdev.value[libevdev.EV_KEY.KEY_C] == 0 + assert evdev.value[libevdev.EV_KEY.KEY_SPACE] == 1 + + r = uhdev.event([]) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_SPACE, 0)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + self.assertInputEventsIn(expected, events) + assert evdev.value[libevdev.EV_KEY.KEY_SPACE] == 0 + + def test_modifiers(self): + # ctrl-alt-del would be very nice :) + uhdev = self.uhdev + syn_event = self.syn_event + + r = uhdev.event(["LeftControl", "LeftShift", "= and +"]) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_LEFTCTRL, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_LEFTSHIFT, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_EQUAL, 1)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + self.assertInputEventsIn(expected, events) + + +class TestPlainKeyboard(BaseTest.TestKeyboard): + def create_device(self): + return PlainKeyboard() + + def test_10_keys(self): + uhdev = self.uhdev + syn_event = self.syn_event + + r = uhdev.event( + [ + "1 and !", + "2 and @", + "3 and #", + "4 and $", + "5 and %", + "6 and ^", + "7 and &", + "8 and *", + "9 and (", + "0 and )", + ] + ) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_0, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_1, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_2, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_3, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_4, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_5, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_6, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_7, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_8, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_9, 1)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + self.assertInputEventsIn(expected, events) + + r = uhdev.event([]) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_0, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_1, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_2, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_3, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_4, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_5, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_6, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_7, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_8, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_9, 0)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + self.assertInputEventsIn(expected, events) + + +class TestArrayKeyboard(BaseTest.TestKeyboard): + def create_device(self): + return ArrayKeyboard() + + def test_10_keys(self): + uhdev = self.uhdev + syn_event = self.syn_event + + r = uhdev.event( + [ + "1 and !", + "2 and @", + "3 and #", + "4 and $", + "5 and %", + "6 and ^", + ] + ) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_1, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_2, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_3, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_4, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_5, 1)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_6, 1)) + events = uhdev.next_sync_events() + + self.debug_reports(r, uhdev, events) + self.assertInputEventsIn(expected, events) + + # ErrRollOver + r = uhdev.event( + [ + "1 and !", + "2 and @", + "3 and #", + "4 and $", + "5 and %", + "6 and ^", + "7 and &", + "8 and *", + "9 and (", + "0 and )", + ] + ) + events = uhdev.next_sync_events() + + self.debug_reports(r, uhdev, events) + + assert len(events) == 0 + + r = uhdev.event([]) + expected = [syn_event] + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_1, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_2, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_3, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_4, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_5, 0)) + expected.append(libevdev.InputEvent(libevdev.EV_KEY.KEY_6, 0)) + events = uhdev.next_sync_events() + self.debug_reports(r, uhdev, events) + self.assertInputEventsIn(expected, events) + + +class TestLEDKeyboard(BaseTest.TestKeyboard): + def create_device(self): + return LEDKeyboard() + + +class TestPrimaxKeyboard(BaseTest.TestKeyboard): + def create_device(self): + return PrimaxKeyboard()