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/*
* 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 <fcntl.h>
#include <string.h>
#include <sys/types.h>
#include <unistd.h>
#include <android/log.h>
#include <gtest/gtest.h>
#include <log/logger.h>
#include <private/android_logger.h>
static const char myFilename[] = "/data/misc/recovery/inject.txt";
static const char myContent[] = "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_EQ(0, NULL == strstr(myFilename,filename));
EXPECT_EQ(0, strcmp(myContent, buf));
EXPECT_EQ(sizeof(myContent), len);
EXPECT_EQ(0, NULL != 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, NULL);
if (ret == -ENOENT) {
EXPECT_LT(0, __android_log_pmsg_file_write(
LOG_ID_SYSTEM, ANDROID_LOG_INFO,
myFilename, myContent, sizeof(myContent)));
fprintf(stderr, "injected test data, "
"requires two intervening reboots "
"to check for replication\n");
}
EXPECT_EQ((ssize_t)sizeof(myContent), 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, NULL);
if (ret == -ENOENT) {
EXPECT_LT(0, __android_log_pmsg_file_write(
LOG_ID_SYSTEM, ANDROID_LOG_INFO,
myFilename, myContent, sizeof(myContent)));
fprintf(stderr, "injected test data, "
"requires intervening reboot "
"to check for storage\n");
}
int fd = open(myFilename, O_RDONLY);
EXPECT_LE(0, fd);
char buf[sizeof(myContent) + 32];
ret = read(fd, buf, sizeof(buf));
close(fd);
EXPECT_EQ(ret, (ssize_t)sizeof(myContent));
EXPECT_EQ(0, strcmp(myContent, buf));
if (fd >= 0) {
fprintf(stderr, "Removing persistent test data, "
"check if reconstructed on reboot\n");
}
EXPECT_EQ(0, unlink(myFilename));
}
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