| // Copyright 2019 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "src/ui/input/lib/hid-input-report/keyboard.h" |
| |
| #include <fuchsia/input/cpp/fidl.h> |
| #include <lib/fit/defer.h> |
| #include <lib/hid/boot.h> |
| #include <lib/hid/usages.h> |
| |
| #include <variant> |
| |
| #include <zxtest/zxtest.h> |
| |
| #include "src/ui/input/lib/hid-input-report/device.h" |
| #include "src/ui/input/lib/hid-input-report/test/test.h" |
| |
| namespace { |
| |
| // This is a keyboard with multiple keys of the same usage. |
| const uint8_t double_keys_keyboard[] = { |
| 0x05, 0x01, // Usage Page (Generic Desktop Ctrls) |
| 0x09, 0x06, // Usage (Keyboard) |
| 0xA1, 0x01, // Collection (Application) |
| 0x05, 0x07, // Usage Page (Kbrd/Keypad) |
| 0x19, 0xE0, // Usage Minimum (0xE0) |
| 0x29, 0xE7, // Usage Maximum (0xE7) |
| 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,No Wrap,Linear,Preferred State,No Null Position) |
| 0x19, 0xE0, // Usage Minimum (0xE0) |
| 0x29, 0xE7, // Usage Maximum (0xE7) |
| 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,No Wrap,Linear,Preferred State,No Null Position) |
| 0x95, 0x02, // Report Count (2) |
| 0x75, 0x08, // Report Size (8) |
| 0x15, 0x00, // Logical Minimum (0) |
| 0x25, 0x65, // Logical Maximum (101) |
| 0x05, 0x07, // Usage Page (Kbrd/Keypad) |
| 0x19, 0x00, // Usage Minimum (0x00) |
| 0x29, 0x65, // Usage Maximum (0x65) |
| 0x81, 0x00, // Input (Data,Array,Abs,No Wrap,Linear,Preferred State,No Null Position) |
| 0xC0, // End Collection |
| }; |
| |
| // This keyboard declares keys up to 0xFF (256 keys). |
| const uint8_t full_keys_keyboard[] = { |
| 0x05, 0x01, // Usage Page (Generic Desktop Ctrls) |
| 0x09, 0x06, // Usage (Keyboard) |
| 0xA1, 0x01, // Collection (Application) |
| 0x05, 0x07, // Usage Page (Kbrd/Keypad) |
| 0x19, 0xE0, // Usage Minimum (0xE0) |
| 0x29, 0xE7, // Usage Maximum (0xE7) |
| 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,No Wrap,Linear,Preferred State,No Null Position) |
| 0x95, 0x01, // Report Count (1) |
| 0x75, 0x08, // Report Size (8) |
| 0x81, 0x01, // Input (Const,Array,Abs,No Wrap,Linear,Preferred State,No Null Position) |
| 0x95, 0x05, // Report Count (5) |
| 0x75, 0x01, // Report Size (1) |
| 0x05, 0x08, // Usage Page (LEDs) |
| 0x19, 0x01, // Usage Minimum (Num Lock) |
| 0x29, 0x05, // Usage Maximum (Kana) |
| 0x91, 0x02, // Output (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null |
| // Position,Non-volatile) |
| 0x95, 0x01, // Report Count (1) |
| 0x75, 0x03, // Report Size (3) |
| 0x91, 0x01, // Output (Const,Array,Abs,No Wrap,Linear,Preferred State,No Null |
| // Position,Non-volatile) |
| 0x95, 0x06, // Report Count (6) |
| 0x75, 0x08, // Report Size (8) |
| 0x15, 0x00, // Logical Minimum (0) |
| 0x26, 0xFF, 0x00, // Logical Maximum (255) |
| 0x05, 0x07, // Usage Page (Kbrd/Keypad) |
| 0x19, 0x00, // Usage Minimum (0x00) |
| 0x2A, 0xFF, 0x00, // Usage Maximum (0xFF) |
| 0x81, 0x00, // Input (Data,Array,Abs,No Wrap,Linear,Preferred State,No Null Position) |
| 0xC0, // End Collection |
| }; |
| |
| } // namespace |
| |
| // Each test parses the report descriptor for the mouse and then sends one |
| // report to ensure that it has been parsed correctly. |
| TEST(KeyboardTest, BootKeyboard) { |
| size_t descriptor_size; |
| const uint8_t* boot_keyboard_descriptor = get_boot_kbd_report_desc(&descriptor_size); |
| |
| hid::DeviceDescriptor* dev_desc = nullptr; |
| auto parse_res = hid::ParseReportDescriptor(boot_keyboard_descriptor, descriptor_size, &dev_desc); |
| ASSERT_EQ(hid::ParseResult::kParseOk, parse_res); |
| auto free_descriptor = fit::defer([dev_desc]() { hid::FreeDeviceDescriptor(dev_desc); }); |
| |
| hid_input_report::Keyboard keyboard; |
| |
| EXPECT_EQ(hid_input_report::ParseResult::kOk, |
| keyboard.ParseReportDescriptor(dev_desc->report[0])); |
| |
| hid_input_report::TestDescriptorAllocator descriptor_allocator; |
| fuchsia_input_report::wire::DeviceDescriptor descriptor(descriptor_allocator); |
| EXPECT_EQ(hid_input_report::ParseResult::kOk, |
| keyboard.CreateDescriptor(descriptor_allocator, descriptor)); |
| EXPECT_TRUE(descriptor.has_keyboard()); |
| EXPECT_TRUE(descriptor.keyboard().has_input()); |
| EXPECT_EQ(105, descriptor.keyboard().input().keys3().count()); |
| |
| // Test a report parses correctly. |
| hid_boot_kbd_report kbd_report = {}; |
| kbd_report.modifier = HID_KBD_MODIFIER_LEFT_SHIFT | HID_KBD_MODIFIER_RIGHT_GUI; |
| kbd_report.usage[0] = HID_USAGE_KEY_A; |
| kbd_report.usage[1] = HID_USAGE_KEY_NON_US_BACKSLASH; |
| kbd_report.usage[2] = HID_USAGE_KEY_UP; |
| |
| hid_input_report::TestReportAllocator report_allocator; |
| fuchsia_input_report::wire::InputReport input_report(report_allocator); |
| EXPECT_EQ(hid_input_report::ParseResult::kOk, |
| keyboard.ParseInputReport(reinterpret_cast<uint8_t*>(&kbd_report), sizeof(kbd_report), |
| report_allocator, input_report)); |
| |
| ASSERT_TRUE(input_report.has_keyboard()); |
| |
| EXPECT_EQ(input_report.keyboard().pressed_keys3()[0], fuchsia_input::wire::Key::kLeftShift); |
| EXPECT_EQ(input_report.keyboard().pressed_keys3()[1], fuchsia_input::wire::Key::kRightMeta); |
| EXPECT_EQ(input_report.keyboard().pressed_keys3()[2], fuchsia_input::wire::Key::kA); |
| EXPECT_EQ(input_report.keyboard().pressed_keys3()[3], fuchsia_input::wire::Key::kNonUsBackslash); |
| EXPECT_EQ(input_report.keyboard().pressed_keys3()[4], fuchsia_input::wire::Key::kUp); |
| } |
| |
| TEST(KeyboardTest, OutputDescriptor) { |
| size_t descriptor_size; |
| const uint8_t* boot_keyboard_descriptor = get_boot_kbd_report_desc(&descriptor_size); |
| |
| hid::DeviceDescriptor* dev_desc = nullptr; |
| auto parse_res = hid::ParseReportDescriptor(boot_keyboard_descriptor, descriptor_size, &dev_desc); |
| ASSERT_EQ(hid::ParseResult::kParseOk, parse_res); |
| auto free_descriptor = fit::defer([dev_desc]() { hid::FreeDeviceDescriptor(dev_desc); }); |
| |
| hid_input_report::Keyboard keyboard; |
| |
| EXPECT_EQ(hid_input_report::ParseResult::kOk, |
| keyboard.ParseReportDescriptor(dev_desc->report[0])); |
| |
| hid_input_report::TestDescriptorAllocator descriptor_allocator; |
| fuchsia_input_report::wire::DeviceDescriptor descriptor(descriptor_allocator); |
| EXPECT_EQ(hid_input_report::ParseResult::kOk, |
| keyboard.CreateDescriptor(descriptor_allocator, descriptor)); |
| |
| ASSERT_EQ(descriptor.keyboard().output().leds().count(), 5); |
| EXPECT_EQ(descriptor.keyboard().output().leds()[0], |
| fuchsia_input_report::wire::LedType::kNumLock); |
| EXPECT_EQ(descriptor.keyboard().output().leds()[1], |
| fuchsia_input_report::wire::LedType::kCapsLock); |
| EXPECT_EQ(descriptor.keyboard().output().leds()[2], |
| fuchsia_input_report::wire::LedType::kScrollLock); |
| EXPECT_EQ(descriptor.keyboard().output().leds()[3], |
| fuchsia_input_report::wire::LedType::kCompose); |
| EXPECT_EQ(descriptor.keyboard().output().leds()[4], fuchsia_input_report::wire::LedType::kKana); |
| } |
| |
| // This test double checks that we don't double count keys that are included twice. |
| TEST(KeyboardTest, DoubleCountingKeys) { |
| hid::DeviceDescriptor* dev_desc = nullptr; |
| auto parse_res = |
| hid::ParseReportDescriptor(double_keys_keyboard, sizeof(double_keys_keyboard), &dev_desc); |
| ASSERT_EQ(hid::ParseResult::kParseOk, parse_res); |
| auto free_descriptor = fit::defer([dev_desc]() { hid::FreeDeviceDescriptor(dev_desc); }); |
| |
| // Test the descriptor parses correctly. |
| hid_input_report::Keyboard keyboard; |
| |
| EXPECT_EQ(hid_input_report::ParseResult::kOk, |
| keyboard.ParseReportDescriptor(dev_desc->report[0])); |
| |
| hid_input_report::TestDescriptorAllocator descriptor_allocator; |
| fuchsia_input_report::wire::DeviceDescriptor descriptor(descriptor_allocator); |
| EXPECT_EQ(hid_input_report::ParseResult::kOk, |
| keyboard.CreateDescriptor(descriptor_allocator, descriptor)); |
| } |
| |
| TEST(KeyboardTest, BootKeyboardOutputReport) { |
| size_t descriptor_size; |
| const uint8_t* boot_keyboard_descriptor = get_boot_kbd_report_desc(&descriptor_size); |
| hid::DeviceDescriptor* dev_desc = nullptr; |
| auto parse_res = hid::ParseReportDescriptor(boot_keyboard_descriptor, descriptor_size, &dev_desc); |
| ASSERT_EQ(hid::ParseResult::kParseOk, parse_res); |
| auto free_descriptor = fit::defer([dev_desc]() { hid::FreeDeviceDescriptor(dev_desc); }); |
| |
| hid_input_report::Keyboard keyboard; |
| EXPECT_EQ(hid_input_report::ParseResult::kOk, |
| keyboard.ParseReportDescriptor(dev_desc->report[0])); |
| fidl::Arena allocator; |
| fidl::VectorView<fuchsia_input_report::wire::LedType> led_view(allocator, 2); |
| led_view[0] = fuchsia_input_report::wire::LedType::kNumLock; |
| led_view[1] = fuchsia_input_report::wire::LedType::kScrollLock; |
| // Build the FIDL table. |
| fuchsia_input_report::wire::KeyboardOutputReport fidl_keyboard(allocator); |
| fidl_keyboard.set_enabled_leds(allocator, std::move(led_view)); |
| fuchsia_input_report::wire::OutputReport fidl_report(allocator); |
| fidl_report.set_keyboard(allocator, std::move(fidl_keyboard)); |
| uint8_t report_data; |
| size_t out_report_size; |
| auto result = |
| keyboard.SetOutputReport(&fidl_report, &report_data, sizeof(report_data), &out_report_size); |
| ASSERT_EQ(result, hid_input_report::ParseResult::kOk); |
| ASSERT_EQ(1, out_report_size); |
| ASSERT_EQ(0b101, report_data); |
| } |
| |
| TEST(KeyboardTest, FullKeysKeyboard) { |
| hid::DeviceDescriptor* dev_desc = nullptr; |
| auto parse_res = |
| hid::ParseReportDescriptor(full_keys_keyboard, sizeof(full_keys_keyboard), &dev_desc); |
| ASSERT_EQ(hid::ParseResult::kParseOk, parse_res); |
| auto free_descriptor = fit::defer([dev_desc]() { hid::FreeDeviceDescriptor(dev_desc); }); |
| |
| hid_input_report::Keyboard keyboard; |
| |
| EXPECT_EQ(hid_input_report::ParseResult::kOk, |
| keyboard.ParseReportDescriptor(dev_desc->report[0])); |
| |
| hid_input_report::TestDescriptorAllocator descriptor_allocator; |
| fuchsia_input_report::wire::DeviceDescriptor descriptor(descriptor_allocator); |
| EXPECT_EQ(hid_input_report::ParseResult::kOk, |
| keyboard.CreateDescriptor(descriptor_allocator, descriptor)); |
| |
| EXPECT_EQ(descriptor.keyboard().input().keys3().count(), 107); |
| |
| // Test a report parses correctly. |
| hid_boot_kbd_report kbd_report = {}; |
| kbd_report.modifier = HID_KBD_MODIFIER_LEFT_SHIFT | HID_KBD_MODIFIER_RIGHT_GUI; |
| kbd_report.usage[0] = HID_USAGE_KEY_A; |
| kbd_report.usage[1] = HID_USAGE_KEY_NON_US_BACKSLASH; |
| kbd_report.usage[2] = HID_USAGE_KEY_UP; |
| |
| hid_input_report::TestReportAllocator report_allocator; |
| fuchsia_input_report::wire::InputReport input_report(report_allocator); |
| EXPECT_EQ(hid_input_report::ParseResult::kOk, |
| keyboard.ParseInputReport(reinterpret_cast<uint8_t*>(&kbd_report), sizeof(kbd_report), |
| report_allocator, input_report)); |
| |
| ASSERT_EQ(input_report.keyboard().pressed_keys3().count(), 5U); |
| EXPECT_EQ(input_report.keyboard().pressed_keys3()[0], fuchsia_input::wire::Key::kLeftShift); |
| EXPECT_EQ(input_report.keyboard().pressed_keys3()[1], fuchsia_input::wire::Key::kRightMeta); |
| EXPECT_EQ(input_report.keyboard().pressed_keys3()[2], fuchsia_input::wire::Key::kA); |
| EXPECT_EQ(input_report.keyboard().pressed_keys3()[3], fuchsia_input::wire::Key::kNonUsBackslash); |
| EXPECT_EQ(input_report.keyboard().pressed_keys3()[4], fuchsia_input::wire::Key::kUp); |
| } |
| |
| TEST(KeyboardTest, DeviceType) { |
| hid_input_report::Keyboard keyboard; |
| ASSERT_EQ(hid_input_report::DeviceType::kKeyboard, keyboard.GetDeviceType()); |
| } |