platform_bionic/tests/syslog_test.cpp

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/*
* Copyright (C) 2023 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <syslog.h>
#include <errno.h>
#include <gtest/gtest.h>
#include "utils.h"
TEST(syslog, syslog_percent_m) {
ExecTestHelper eth;
eth.Run(
[&]() {
openlog("foo", LOG_PERROR, LOG_AUTH);
errno = EINVAL;
syslog(LOG_ERR, "a b c: %m");
closelog();
exit(0);
},
0, "foo: a b c: Invalid argument\n");
}
TEST(syslog, syslog_empty) {
ExecTestHelper eth;
eth.Run(
[&]() {
openlog("foo", LOG_PERROR, LOG_AUTH);
errno = EINVAL;
syslog(LOG_ERR, "");
closelog();
exit(0);
},
0, "foo: \n");
}
TEST(syslog, syslog_truncation) {
ExecTestHelper eth;
eth.Run(
[&]() {
openlog("bar", LOG_PERROR, LOG_AUTH);
char too_long[2048] = {};
memset(too_long, 'x', sizeof(too_long) - 1);
syslog(LOG_ERR, "%s", too_long);
closelog();
exit(0);
},
0, "bar: x{1023}\n");
}