/* * Copyright (C) 2016 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include <errno.h> #include <stdio.h> #include <string.h> #include <sys/types.h> #include <unistd.h> #include <memory> #include <string> #include <android-base/file.h> #include <android/log.h> #include <gtest/gtest.h> #include <private/android_logger.h> static const std::string kInjectTxtFilename = "/data/misc/recovery/inject.txt"; static const std::string kInjectTxtContent = "Hello World\nWelcome to my recovery\n"; // Failure is expected on systems that do not deliver either the // recovery-persist or recovery-refresh executables. Tests also require // a reboot sequence of test to truly verify. static ssize_t __pmsg_fn(log_id_t logId, char prio, const char *filename, const char *buf, size_t len, void *arg) { EXPECT_EQ(LOG_ID_SYSTEM, logId); EXPECT_EQ(ANDROID_LOG_INFO, prio); EXPECT_NE(std::string::npos, kInjectTxtFilename.find(filename)); EXPECT_EQ(kInjectTxtContent, buf); EXPECT_EQ(kInjectTxtContent.size(), len); EXPECT_EQ(nullptr, arg); return len; } // recovery.refresh - May fail. Requires recovery.inject, two reboots, // then expect success after second reboot. TEST(recovery, refresh) { EXPECT_EQ(0, access("/system/bin/recovery-refresh", F_OK)); ssize_t ret = __android_log_pmsg_file_read( LOG_ID_SYSTEM, ANDROID_LOG_INFO, "recovery/", __pmsg_fn, nullptr); if (ret == -ENOENT) { EXPECT_LT(0, __android_log_pmsg_file_write( LOG_ID_SYSTEM, ANDROID_LOG_INFO, kInjectTxtFilename.c_str(), kInjectTxtContent.c_str(), kInjectTxtContent.size())); fprintf(stderr, "injected test data, requires two intervening reboots to check for replication\n"); } EXPECT_EQ(static_cast<ssize_t>(kInjectTxtContent.size()), ret); } // recovery.persist - Requires recovery.inject, then a reboot, then // expect success after for this test on that boot. TEST(recovery, persist) { EXPECT_EQ(0, access("/system/bin/recovery-persist", F_OK)); ssize_t ret = __android_log_pmsg_file_read( LOG_ID_SYSTEM, ANDROID_LOG_INFO, "recovery/", __pmsg_fn, nullptr); if (ret == -ENOENT) { EXPECT_LT(0, __android_log_pmsg_file_write( LOG_ID_SYSTEM, ANDROID_LOG_INFO, kInjectTxtFilename.c_str(), kInjectTxtContent.c_str(), kInjectTxtContent.size())); fprintf(stderr, "injected test data, requires intervening reboot to check for storage\n"); } std::string buf; EXPECT_TRUE(android::base::ReadFileToString(kInjectTxtFilename, &buf)); EXPECT_EQ(kInjectTxtContent, buf); if (access(kInjectTxtFilename.c_str(), F_OK) == 0) { fprintf(stderr, "Removing persistent test data, check if reconstructed on reboot\n"); } EXPECT_EQ(0, unlink(kInjectTxtFilename.c_str())); }