128 lines
3.7 KiB
C++
128 lines
3.7 KiB
C++
/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "firmware_handler.h"
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#include <stdlib.h>
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#include <iostream>
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#include <android-base/file.h>
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#include <gtest/gtest.h>
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#include "uevent.h"
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using android::base::GetExecutablePath;
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using namespace std::literals;
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namespace android {
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namespace init {
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void FirmwareTestWithExternalHandler(const std::string& test_name, bool expect_new_firmware) {
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auto test_path = GetExecutablePath() + " firmware " + test_name;
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auto external_firmware_handler = ExternalFirmwareHandler(
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"/devices/led/firmware/test_firmware001.bin", getuid(), test_path);
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auto firmware_handler = FirmwareHandler({"/test"}, {external_firmware_handler});
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auto uevent = Uevent{
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.path = "/devices/led/firmware/test_firmware001.bin",
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.firmware = "test_firmware001.bin",
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};
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if (expect_new_firmware) {
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EXPECT_EQ("other_firmware001.bin", firmware_handler.GetFirmwarePath(uevent));
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} else {
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EXPECT_EQ("test_firmware001.bin", firmware_handler.GetFirmwarePath(uevent));
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}
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// Always test the base case that the handler isn't invoked if the devpath doesn't match.
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auto uevent_different_path = Uevent{
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.path = "/devices/led/not/mine",
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.firmware = "test_firmware001.bin",
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};
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EXPECT_EQ("test_firmware001.bin", firmware_handler.GetFirmwarePath(uevent_different_path));
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}
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TEST(firmware_handler, HandleChange) {
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FirmwareTestWithExternalHandler("HandleChange", true);
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}
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int HandleChange(int argc, char** argv) {
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// Assert that the environment is set up correctly.
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if (getenv("DEVPATH") != "/devices/led/firmware/test_firmware001.bin"s) {
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std::cerr << "$DEVPATH not set correctly" << std::endl;
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return EXIT_FAILURE;
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}
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if (getenv("FIRMWARE") != "test_firmware001.bin"s) {
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std::cerr << "$FIRMWARE not set correctly" << std::endl;
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return EXIT_FAILURE;
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}
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std::cout << "other_firmware001.bin" << std::endl;
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return 0;
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}
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TEST(firmware_handler, HandleAbort) {
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FirmwareTestWithExternalHandler("HandleAbort", false);
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}
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int HandleAbort(int argc, char** argv) {
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// Since this is an expected failure, disable debuggerd to not generate a tombstone.
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signal(SIGABRT, SIG_DFL);
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abort();
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return 0;
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}
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TEST(firmware_handler, HandleFailure) {
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FirmwareTestWithExternalHandler("HandleFailure", false);
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}
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int HandleFailure(int argc, char** argv) {
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std::cerr << "Failed" << std::endl;
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return EXIT_FAILURE;
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}
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TEST(firmware_handler, HandleBadPath) {
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FirmwareTestWithExternalHandler("HandleBadPath", false);
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}
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int HandleBadPath(int argc, char** argv) {
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std::cout << "../firmware.bin";
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return 0;
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}
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} // namespace init
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} // namespace android
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// init_test.cpp contains the main entry point for all init tests.
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int FirmwareTestChildMain(int argc, char** argv) {
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if (argc < 3) {
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return 1;
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}
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#define RunTest(testname) \
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if (argv[2] == std::string(#testname)) { \
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return android::init::testname(argc, argv); \
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}
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RunTest(HandleChange);
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RunTest(HandleAbort);
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RunTest(HandleFailure);
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RunTest(HandleBadPath);
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#undef RunTest
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return 1;
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}
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