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393 lines
13 KiB
393 lines
13 KiB
/* Copyright 2022 Ruslan Sayfutdinov (@KapJI)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "gtest/gtest.h"
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extern "C" {
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#include "os_detection.h"
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#include "timer.h"
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void advance_time(uint32_t ms);
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}
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static uint32_t reported_count;
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static os_variant_t reported_os;
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class OsDetectionTest : public ::testing::Test {
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protected:
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void SetUp() override {
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erase_wlength_data();
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reported_count = 0;
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reported_os = OS_UNSURE;
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}
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};
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os_variant_t check_sequence(const std::vector<uint16_t> &w_lengths) {
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for (auto &w_length : w_lengths) {
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process_wlength(w_length);
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}
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return detected_host_os();
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}
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bool process_detected_host_os_kb(os_variant_t os) {
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reported_count = reported_count + 1;
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reported_os = os;
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}
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void assert_not_reported(void) {
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// check that it does not report the result, nor any intermediate results
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EXPECT_EQ(reported_count, 0);
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EXPECT_EQ(reported_os, OS_UNSURE);
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}
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void assert_reported(os_variant_t os) {
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// check that it reports exclusively the result, not any intermediate results
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EXPECT_EQ(reported_count, 1);
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EXPECT_EQ(reported_os, os);
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EXPECT_EQ(reported_os, detected_host_os());
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}
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/* Some collected data.
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ChibiOS:
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Windows 10: [FF, FF, 4, 24, 4, 24, 4, FF, 24, FF, 4, FF, 24, 4, 24, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A, 20A]
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Windows 10 (another host): [FF, FF, 4, 24, 4, 24, 4, 24, 4, 24, 4, 24]
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macOS 12.5: [2, 24, 2, 28, FF]
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iOS/iPadOS 15.6: [2, 24, 2, 28]
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Linux (including Android, Raspberry Pi and WebOS TV): [FF, FF, FF]
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PS5: [2, 4, 2, 28, 2, 24]
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Nintendo Switch: [82, FF, 40, 40, FF, 40, 40, FF, 40, 40, FF, 40, 40, FF, 40, 40]
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Quest 2: [FF, FF, FF, FE, FF, FE, FF, FE, FF, FE, FF]
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LUFA:
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Windows 10 (first connect): [12, FF, FF, 4, 10, FF, FF, FF, 4, 10, 20A, 20A, 20A, 20A, 20A, 20A]
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Windows 10 (subsequent connect): [FF, FF, 4, 10, FF, 4, FF, 10, FF, 20A, 20A, 20A, 20A, 20A, 20A]
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Windows 10 (another host): [FF, FF, 4, 10, 4, 10]
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macOS: [2, 10, 2, E, FF]
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iOS/iPadOS: [2, 10, 2, E]
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Linux: [FF, FF, FF]
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PS5: [2, 4, 2, E, 2, 10]
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Nintendo Switch: [82, FF, 40, 40, FF, 40, 40]
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V-USB:
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Windows 10: [FF, FF, 4, E, FF]
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Windows 10 (another host): [FF, FF, 4, E, 4]
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macOS: [2, E, 2, E, FF]
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iOS/iPadOS: [2, E, 2, E]
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Linux: [FF, FF, FF]
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PS5: [2, 4, 2, E, 2]
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Nintendo Switch: [82, FF, 40, 40]
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Quest 2: [FF, FF, FF, FE]
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Common parts:
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Windows: [..., FF, FF, 4, ...]
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macOS: [2, _, 2, _, FF]
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iOS/iPadOS: [2, _, 2, _]
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Linux: [FF, FF, FF]
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PS5: [2, 4, 2, _, 2, ...]
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Nintendo Switch: [82, FF, 40, 40, ...]
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Quest 2: [FF, FF, FF, FE, ...]
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*/
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TEST_F(OsDetectionTest, TestLinux) {
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF}), OS_LINUX);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestChibiosMacos) {
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EXPECT_EQ(check_sequence({0x2, 0x24, 0x2, 0x28, 0xFF}), OS_MACOS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestLufaMacos) {
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EXPECT_EQ(check_sequence({0x2, 0x10, 0x2, 0xE, 0xFF}), OS_MACOS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestVusbMacos) {
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EXPECT_EQ(check_sequence({0x2, 0xE, 0x2, 0xE, 0xFF}), OS_MACOS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestChibiosIos) {
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EXPECT_EQ(check_sequence({0x2, 0x24, 0x2, 0x28}), OS_IOS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestLufaIos) {
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EXPECT_EQ(check_sequence({0x2, 0x10, 0x2, 0xE}), OS_IOS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestVusbIos) {
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EXPECT_EQ(check_sequence({0x2, 0xE, 0x2, 0xE}), OS_IOS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestChibiosWindows10) {
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0x24, 0x4, 0x24, 0x4, 0xFF, 0x24, 0xFF, 0x4, 0xFF, 0x24, 0x4, 0x24, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A}), OS_WINDOWS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestChibiosWindows10_2) {
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0x24, 0x4, 0x24, 0x4, 0x24, 0x4, 0x24, 0x4, 0x24}), OS_WINDOWS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestLufaWindows10) {
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EXPECT_EQ(check_sequence({0x12, 0xFF, 0xFF, 0x4, 0x10, 0xFF, 0xFF, 0xFF, 0x4, 0x10, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A}), OS_WINDOWS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestLufaWindows10_2) {
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0x10, 0xFF, 0x4, 0xFF, 0x10, 0xFF, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A}), OS_WINDOWS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestLufaWindows10_3) {
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0x10, 0x4, 0x10}), OS_WINDOWS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestVusbWindows10) {
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0xE, 0xFF}), OS_WINDOWS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestVusbWindows10_2) {
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0x4, 0xE, 0x4}), OS_WINDOWS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestChibiosPs5) {
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EXPECT_EQ(check_sequence({0x2, 0x4, 0x2, 0x28, 0x2, 0x24}), OS_LINUX);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestLufaPs5) {
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EXPECT_EQ(check_sequence({0x2, 0x4, 0x2, 0xE, 0x2, 0x10}), OS_LINUX);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestVusbPs5) {
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EXPECT_EQ(check_sequence({0x2, 0x4, 0x2, 0xE, 0x2}), OS_LINUX);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestChibiosNintendoSwitch) {
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EXPECT_EQ(check_sequence({0x82, 0xFF, 0x40, 0x40, 0xFF, 0x40, 0x40, 0xFF, 0x40, 0x40, 0xFF, 0x40, 0x40, 0xFF, 0x40, 0x40}), OS_LINUX);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestLufaNintendoSwitch) {
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EXPECT_EQ(check_sequence({0x82, 0xFF, 0x40, 0x40, 0xFF, 0x40, 0x40}), OS_LINUX);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestVusbNintendoSwitch) {
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EXPECT_EQ(check_sequence({0x82, 0xFF, 0x40, 0x40}), OS_LINUX);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestChibiosQuest2) {
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF, 0xFE, 0xFF, 0xFE, 0xFF, 0xFE, 0xFF, 0xFE, 0xFF}), OS_LINUX);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestVusbQuest2) {
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF, 0xFE}), OS_LINUX);
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os_detection_task();
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assert_not_reported();
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}
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// Regression reported in https://github.com/qmk/qmk_firmware/pull/21777#issuecomment-1922815841
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TEST_F(OsDetectionTest, TestDetectMacM1AsIOS) {
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EXPECT_EQ(check_sequence({0x02, 0x32, 0x02, 0x24, 0x101, 0xFF}), OS_IOS);
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os_detection_task();
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assert_not_reported();
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}
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TEST_F(OsDetectionTest, TestDoNotReportIfUsbUnstable) {
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF, 0xFE}), OS_LINUX);
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os_detection_task();
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assert_not_reported();
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advance_time(OS_DETECTION_DEBOUNCE);
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os_detection_task();
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_LINUX);
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}
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TEST_F(OsDetectionTest, TestReportAfterDebounce) {
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF, 0xFE}), OS_LINUX);
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os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
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os_detection_task();
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assert_not_reported();
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advance_time(1);
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os_detection_task();
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_LINUX);
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advance_time(OS_DETECTION_DEBOUNCE - 3);
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os_detection_task();
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_LINUX);
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advance_time(1);
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os_detection_task();
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_LINUX);
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// advancing the timer alone must not cause a report
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advance_time(1);
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_LINUX);
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// the task will cause a report
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os_detection_task();
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assert_reported(OS_LINUX);
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EXPECT_EQ(detected_host_os(), OS_LINUX);
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// check that it remains the same after a long time
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advance_time(OS_DETECTION_DEBOUNCE * 15);
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assert_reported(OS_LINUX);
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EXPECT_EQ(detected_host_os(), OS_LINUX);
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}
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TEST_F(OsDetectionTest, TestReportAfterDebounceLongWait) {
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EXPECT_EQ(check_sequence({0x12, 0xFF, 0xFF, 0x4, 0x10, 0xFF, 0xFF, 0xFF, 0x4, 0x10, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A}), OS_WINDOWS);
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os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
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os_detection_task();
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assert_not_reported();
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advance_time(1);
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os_detection_task();
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_WINDOWS);
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// advancing the timer alone must not cause a report
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advance_time(OS_DETECTION_DEBOUNCE * 15);
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_WINDOWS);
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// the task will cause a report
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os_detection_task();
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assert_reported(OS_WINDOWS);
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EXPECT_EQ(detected_host_os(), OS_WINDOWS);
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// check that it remains the same after a long time
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advance_time(OS_DETECTION_DEBOUNCE * 10);
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os_detection_task();
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assert_reported(OS_WINDOWS);
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EXPECT_EQ(detected_host_os(), OS_WINDOWS);
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}
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TEST_F(OsDetectionTest, TestReportUnsure) {
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EXPECT_EQ(check_sequence({0x12, 0xFF}), OS_UNSURE);
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os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
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os_detection_task();
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assert_not_reported();
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advance_time(1);
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os_detection_task();
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_UNSURE);
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// advancing the timer alone must not cause a report
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advance_time(OS_DETECTION_DEBOUNCE - 1);
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_UNSURE);
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// the task will cause a report
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os_detection_task();
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assert_reported(OS_UNSURE);
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EXPECT_EQ(detected_host_os(), OS_UNSURE);
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// check that it remains the same after a long time
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advance_time(OS_DETECTION_DEBOUNCE * 10);
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os_detection_task();
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assert_reported(OS_UNSURE);
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EXPECT_EQ(detected_host_os(), OS_UNSURE);
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}
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TEST_F(OsDetectionTest, TestDoNotReportIntermediateResults) {
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EXPECT_EQ(check_sequence({0x12, 0xFF}), OS_UNSURE);
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os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
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os_detection_task();
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assert_not_reported();
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advance_time(OS_DETECTION_DEBOUNCE - 1);
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os_detection_task();
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_UNSURE);
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// at this stage, the final result has not been reached yet
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EXPECT_EQ(check_sequence({0xFF}), OS_LINUX);
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os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
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advance_time(OS_DETECTION_DEBOUNCE - 1);
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os_detection_task();
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assert_not_reported();
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// the intermedite but yet unstable result is exposed through detected_host_os()
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EXPECT_EQ(detected_host_os(), OS_LINUX);
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// the remainder is processed
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EXPECT_EQ(check_sequence({0x4, 0x10, 0xFF, 0xFF, 0xFF, 0x4, 0x10, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A, 0x20A}), OS_WINDOWS);
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os_detection_notify_usb_device_state_change(USB_DEVICE_STATE_CONFIGURED);
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advance_time(OS_DETECTION_DEBOUNCE - 1);
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os_detection_task();
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_WINDOWS);
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// advancing the timer alone must not cause a report
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advance_time(1);
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assert_not_reported();
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EXPECT_EQ(detected_host_os(), OS_WINDOWS);
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// the task will cause a report
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os_detection_task();
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assert_reported(OS_WINDOWS);
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EXPECT_EQ(detected_host_os(), OS_WINDOWS);
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// check that it remains the same after a long time
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advance_time(OS_DETECTION_DEBOUNCE * 10);
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os_detection_task();
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assert_reported(OS_WINDOWS);
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EXPECT_EQ(detected_host_os(), OS_WINDOWS);
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}
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TEST_F(OsDetectionTest, TestDoNotGoBackToUnsure) {
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// 0x02 would cause it to go back to Unsure, so check that it does not
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EXPECT_EQ(check_sequence({0xFF, 0xFF, 0xFF, 0xFE, 0x02}), OS_LINUX);
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os_detection_task();
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assert_not_reported();
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}
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