From 94ca573005daeb5c2d0f141b688175d493617cf1 Mon Sep 17 00:00:00 2001
From: Andy Wingo <wingo@pobox.com>
Date: Sun, 19 Apr 2015 13:28:47 +0200
Subject: Remove src/test

---
 src/test/test-util.c | 1606 --------------------------------------------------
 1 file changed, 1606 deletions(-)
 delete mode 100644 src/test/test-util.c

(limited to 'src/test/test-util.c')

diff --git a/src/test/test-util.c b/src/test/test-util.c
deleted file mode 100644
index d32ddd3a6..000000000
--- a/src/test/test-util.c
+++ /dev/null
@@ -1,1606 +0,0 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
-  This file is part of systemd.
-
-  Copyright 2010 Lennart Poettering
-  Copyright 2013 Thomas H.P. Andersen
-
-  systemd is free software; you can redistribute it and/or modify it
-  under the terms of the GNU Lesser General Public License as published by
-  the Free Software Foundation; either version 2.1 of the License, or
-  (at your option) any later version.
-
-  systemd is distributed in the hope that it will be useful, but
-  WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-  Lesser General Public License for more details.
-
-  You should have received a copy of the GNU Lesser General Public License
-  along with systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
-
-#include <string.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <locale.h>
-#include <errno.h>
-#include <signal.h>
-#include <math.h>
-#include <sys/wait.h>
-
-#include "util.h"
-#include "mkdir.h"
-#include "strv.h"
-#include "def.h"
-#include "fileio.h"
-#include "conf-parser.h"
-#include "virt.h"
-
-static void test_streq_ptr(void) {
-        assert_se(streq_ptr(NULL, NULL));
-        assert_se(!streq_ptr("abc", "cdef"));
-}
-
-static void test_align_power2(void) {
-        unsigned long i, p2;
-
-        assert_se(ALIGN_POWER2(0) == 0);
-        assert_se(ALIGN_POWER2(1) == 1);
-        assert_se(ALIGN_POWER2(2) == 2);
-        assert_se(ALIGN_POWER2(3) == 4);
-        assert_se(ALIGN_POWER2(12) == 16);
-
-        assert_se(ALIGN_POWER2(ULONG_MAX) == 0);
-        assert_se(ALIGN_POWER2(ULONG_MAX - 1) == 0);
-        assert_se(ALIGN_POWER2(ULONG_MAX - 1024) == 0);
-        assert_se(ALIGN_POWER2(ULONG_MAX / 2) == ULONG_MAX / 2 + 1);
-        assert_se(ALIGN_POWER2(ULONG_MAX + 1) == 0);
-
-        for (i = 1; i < 131071; ++i) {
-                for (p2 = 1; p2 < i; p2 <<= 1)
-                        /* empty */ ;
-
-                assert_se(ALIGN_POWER2(i) == p2);
-        }
-
-        for (i = ULONG_MAX - 1024; i < ULONG_MAX; ++i) {
-                for (p2 = 1; p2 && p2 < i; p2 <<= 1)
-                        /* empty */ ;
-
-                assert_se(ALIGN_POWER2(i) == p2);
-        }
-}
-
-static void test_max(void) {
-        static const struct {
-                int a;
-                int b[CONST_MAX(10, 100)];
-        } val1 = {
-                .a = CONST_MAX(10, 100),
-        };
-        int d = 0;
-
-        assert_cc(sizeof(val1.b) == sizeof(int) * 100);
-
-        /* CONST_MAX returns (void) instead of a value if the passed arguments
-         * are not of the same type or not constant expressions. */
-        assert_cc(__builtin_types_compatible_p(typeof(CONST_MAX(1, 10)), int));
-        assert_cc(__builtin_types_compatible_p(typeof(CONST_MAX(1, 1U)), void));
-
-        assert_se(val1.a == 100);
-        assert_se(MAX(++d, 0) == 1);
-        assert_se(d == 1);
-
-        assert_cc(MAXSIZE(char[3], uint16_t) == 3);
-        assert_cc(MAXSIZE(char[3], uint32_t) == 4);
-        assert_cc(MAXSIZE(char, long) == sizeof(long));
-
-        assert_se(MAX(-5, 5) == 5);
-        assert_se(MAX(5, 5) == 5);
-        assert_se(MAX(MAX(1, MAX(2, MAX(3, 4))), 5) == 5);
-        assert_se(MAX(MAX(1, MAX(2, MAX(3, 2))), 1) == 3);
-        assert_se(MAX(MIN(1, MIN(2, MIN(3, 4))), 5) == 5);
-        assert_se(MAX(MAX(1, MIN(2, MIN(3, 2))), 1) == 2);
-        assert_se(LESS_BY(8, 4) == 4);
-        assert_se(LESS_BY(8, 8) == 0);
-        assert_se(LESS_BY(4, 8) == 0);
-        assert_se(LESS_BY(16, LESS_BY(8, 4)) == 12);
-        assert_se(LESS_BY(4, LESS_BY(8, 4)) == 0);
-        assert_se(CLAMP(-5, 0, 1) == 0);
-        assert_se(CLAMP(5, 0, 1) == 1);
-        assert_se(CLAMP(5, -10, 1) == 1);
-        assert_se(CLAMP(5, -10, 10) == 5);
-        assert_se(CLAMP(CLAMP(0, -10, 10), CLAMP(-5, 10, 20), CLAMP(100, -5, 20)) == 10);
-}
-
-static void test_container_of(void) {
-        struct mytype {
-                uint8_t pad1[3];
-                uint64_t v1;
-                uint8_t pad2[2];
-                uint32_t v2;
-        } _packed_ myval = { };
-
-        assert_cc(sizeof(myval) == 17);
-        assert_se(container_of(&myval.v1, struct mytype, v1) == &myval);
-        assert_se(container_of(&myval.v2, struct mytype, v2) == &myval);
-        assert_se(container_of(&container_of(&myval.v2,
-                                             struct mytype,
-                                             v2)->v1,
-                               struct mytype,
-                               v1) == &myval);
-}
-
-static void test_alloca(void) {
-        static const uint8_t zero[997] = { };
-        char *t;
-
-        t = alloca_align(17, 512);
-        assert_se(!((uintptr_t)t & 0xff));
-        memzero(t, 17);
-
-        t = alloca0_align(997, 1024);
-        assert_se(!((uintptr_t)t & 0x1ff));
-        assert_se(!memcmp(t, zero, 997));
-}
-
-static void test_div_round_up(void) {
-        int div;
-
-        /* basic tests */
-        assert_se(DIV_ROUND_UP(0, 8) == 0);
-        assert_se(DIV_ROUND_UP(1, 8) == 1);
-        assert_se(DIV_ROUND_UP(8, 8) == 1);
-        assert_se(DIV_ROUND_UP(12, 8) == 2);
-        assert_se(DIV_ROUND_UP(16, 8) == 2);
-
-        /* test multiple evaluation */
-        div = 0;
-        assert_se(DIV_ROUND_UP(div++, 8) == 0 && div == 1);
-        assert_se(DIV_ROUND_UP(++div, 8) == 1 && div == 2);
-        assert_se(DIV_ROUND_UP(8, div++) == 4 && div == 3);
-        assert_se(DIV_ROUND_UP(8, ++div) == 2 && div == 4);
-
-        /* overflow test with exact division */
-        assert_se(sizeof(0U) == 4);
-        assert_se(0xfffffffaU % 10U == 0U);
-        assert_se(0xfffffffaU / 10U == 429496729U);
-        assert_se(DIV_ROUND_UP(0xfffffffaU, 10U) == 429496729U);
-        assert_se((0xfffffffaU + 10U - 1U) / 10U == 0U);
-        assert_se(0xfffffffaU / 10U + !!(0xfffffffaU % 10U) == 429496729U);
-
-        /* overflow test with rounded division */
-        assert_se(0xfffffffdU % 10U == 3U);
-        assert_se(0xfffffffdU / 10U == 429496729U);
-        assert_se(DIV_ROUND_UP(0xfffffffdU, 10U) == 429496730U);
-        assert_se((0xfffffffdU + 10U - 1U) / 10U == 0U);
-        assert_se(0xfffffffdU / 10U + !!(0xfffffffdU % 10U) == 429496730U);
-}
-
-static void test_first_word(void) {
-        assert_se(first_word("Hello", ""));
-        assert_se(first_word("Hello", "Hello"));
-        assert_se(first_word("Hello world", "Hello"));
-        assert_se(first_word("Hello\tworld", "Hello"));
-        assert_se(first_word("Hello\nworld", "Hello"));
-        assert_se(first_word("Hello\rworld", "Hello"));
-        assert_se(first_word("Hello ", "Hello"));
-
-        assert_se(!first_word("Hello", "Hellooo"));
-        assert_se(!first_word("Hello", "xxxxx"));
-        assert_se(!first_word("Hellooo", "Hello"));
-}
-
-static void test_close_many(void) {
-        int fds[3];
-        char name0[] = "/tmp/test-close-many.XXXXXX";
-        char name1[] = "/tmp/test-close-many.XXXXXX";
-        char name2[] = "/tmp/test-close-many.XXXXXX";
-
-        fds[0] = mkostemp_safe(name0, O_RDWR|O_CLOEXEC);
-        fds[1] = mkostemp_safe(name1, O_RDWR|O_CLOEXEC);
-        fds[2] = mkostemp_safe(name2, O_RDWR|O_CLOEXEC);
-
-        close_many(fds, 2);
-
-        assert_se(fcntl(fds[0], F_GETFD) == -1);
-        assert_se(fcntl(fds[1], F_GETFD) == -1);
-        assert_se(fcntl(fds[2], F_GETFD) >= 0);
-
-        safe_close(fds[2]);
-
-        unlink(name0);
-        unlink(name1);
-        unlink(name2);
-}
-
-static void test_parse_boolean(void) {
-        assert_se(parse_boolean("1") == 1);
-        assert_se(parse_boolean("y") == 1);
-        assert_se(parse_boolean("Y") == 1);
-        assert_se(parse_boolean("yes") == 1);
-        assert_se(parse_boolean("YES") == 1);
-        assert_se(parse_boolean("true") == 1);
-        assert_se(parse_boolean("TRUE") == 1);
-        assert_se(parse_boolean("on") == 1);
-        assert_se(parse_boolean("ON") == 1);
-
-        assert_se(parse_boolean("0") == 0);
-        assert_se(parse_boolean("n") == 0);
-        assert_se(parse_boolean("N") == 0);
-        assert_se(parse_boolean("no") == 0);
-        assert_se(parse_boolean("NO") == 0);
-        assert_se(parse_boolean("false") == 0);
-        assert_se(parse_boolean("FALSE") == 0);
-        assert_se(parse_boolean("off") == 0);
-        assert_se(parse_boolean("OFF") == 0);
-
-        assert_se(parse_boolean("garbage") < 0);
-        assert_se(parse_boolean("") < 0);
-        assert_se(parse_boolean("full") < 0);
-}
-
-static void test_parse_pid(void) {
-        int r;
-        pid_t pid;
-
-        r = parse_pid("100", &pid);
-        assert_se(r == 0);
-        assert_se(pid == 100);
-
-        r = parse_pid("0x7FFFFFFF", &pid);
-        assert_se(r == 0);
-        assert_se(pid == 2147483647);
-
-        pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
-        r = parse_pid("0", &pid);
-        assert_se(r == -ERANGE);
-        assert_se(pid == 65);
-
-        pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
-        r = parse_pid("-100", &pid);
-        assert_se(r == -ERANGE);
-        assert_se(pid == 65);
-
-        pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
-        r = parse_pid("0xFFFFFFFFFFFFFFFFF", &pid);
-        assert_se(r == -ERANGE);
-        assert_se(pid == 65);
-}
-
-static void test_parse_uid(void) {
-        int r;
-        uid_t uid;
-
-        r = parse_uid("100", &uid);
-        assert_se(r == 0);
-        assert_se(uid == 100);
-}
-
-static void test_safe_atolli(void) {
-        int r;
-        long long l;
-
-        r = safe_atolli("12345", &l);
-        assert_se(r == 0);
-        assert_se(l == 12345);
-
-        r = safe_atolli("junk", &l);
-        assert_se(r == -EINVAL);
-}
-
-static void test_safe_atod(void) {
-        int r;
-        double d;
-        char *e;
-
-        r = safe_atod("junk", &d);
-        assert_se(r == -EINVAL);
-
-        r = safe_atod("0.2244", &d);
-        assert_se(r == 0);
-        assert_se(fabs(d - 0.2244) < 0.000001);
-
-        r = safe_atod("0,5", &d);
-        assert_se(r == -EINVAL);
-
-        errno = 0;
-        strtod("0,5", &e);
-        assert_se(*e == ',');
-
-        /* Check if this really is locale independent */
-        if (setlocale(LC_NUMERIC, "de_DE.utf8")) {
-
-                r = safe_atod("0.2244", &d);
-                assert_se(r == 0);
-                assert_se(fabs(d - 0.2244) < 0.000001);
-
-                r = safe_atod("0,5", &d);
-                assert_se(r == -EINVAL);
-
-                errno = 0;
-                assert_se(fabs(strtod("0,5", &e) - 0.5) < 0.00001);
-        }
-
-        /* And check again, reset */
-        assert_se(setlocale(LC_NUMERIC, "C"));
-
-        r = safe_atod("0.2244", &d);
-        assert_se(r == 0);
-        assert_se(fabs(d - 0.2244) < 0.000001);
-
-        r = safe_atod("0,5", &d);
-        assert_se(r == -EINVAL);
-
-        errno = 0;
-        strtod("0,5", &e);
-        assert_se(*e == ',');
-}
-
-static void test_strappend(void) {
-        _cleanup_free_ char *t1, *t2, *t3, *t4;
-
-        t1 = strappend(NULL, NULL);
-        assert_se(streq(t1, ""));
-
-        t2 = strappend(NULL, "suf");
-        assert_se(streq(t2, "suf"));
-
-        t3 = strappend("pre", NULL);
-        assert_se(streq(t3, "pre"));
-
-        t4 = strappend("pre", "suf");
-        assert_se(streq(t4, "presuf"));
-}
-
-static void test_strstrip(void) {
-        char *r;
-        char input[] = "   hello, waldo.   ";
-
-        r = strstrip(input);
-        assert_se(streq(r, "hello, waldo."));
-}
-
-static void test_delete_chars(void) {
-        char *r;
-        char input[] = "   hello, waldo.   abc";
-
-        r = delete_chars(input, WHITESPACE);
-        assert_se(streq(r, "hello,waldo.abc"));
-}
-
-static void test_in_charset(void) {
-        assert_se(in_charset("dddaaabbbcccc", "abcd"));
-        assert_se(!in_charset("dddaaabbbcccc", "abc f"));
-}
-
-static void test_hexchar(void) {
-        assert_se(hexchar(0xa) == 'a');
-        assert_se(hexchar(0x0) == '0');
-}
-
-static void test_unhexchar(void) {
-        assert_se(unhexchar('a') == 0xA);
-        assert_se(unhexchar('A') == 0xA);
-        assert_se(unhexchar('0') == 0x0);
-}
-
-static void test_octchar(void) {
-        assert_se(octchar(00) == '0');
-        assert_se(octchar(07) == '7');
-}
-
-static void test_unoctchar(void) {
-        assert_se(unoctchar('0') == 00);
-        assert_se(unoctchar('7') == 07);
-}
-
-static void test_decchar(void) {
-        assert_se(decchar(0) == '0');
-        assert_se(decchar(9) == '9');
-}
-
-static void test_undecchar(void) {
-        assert_se(undecchar('0') == 0);
-        assert_se(undecchar('9') == 9);
-}
-
-static void test_cescape(void) {
-        _cleanup_free_ char *escaped;
-
-        assert_se(escaped = cescape("abc\\\"\b\f\n\r\t\v\a\003\177\234\313"));
-        assert_se(streq(escaped, "abc\\\\\\\"\\b\\f\\n\\r\\t\\v\\a\\003\\177\\234\\313"));
-}
-
-static void test_cunescape(void) {
-        _cleanup_free_ char *unescaped;
-
-        unescaped = cunescape("abc\\\\\\\"\\b\\f\\a\\n\\r\\t\\v\\003\\177\\234\\313\\000\\x00");
-        assert_se(streq_ptr(unescaped, "abc\\\"\b\f\a\n\r\t\v\003\177\234\313\\000\\x00"));
-
-        /* incomplete sequences */
-        unescaped = cunescape("\\x0");
-        assert_se(streq_ptr(unescaped, "\\x0"));
-
-        unescaped = cunescape("\\x");
-        assert_se(streq_ptr(unescaped, "\\x"));
-
-        unescaped = cunescape("\\");
-        assert_se(streq_ptr(unescaped, "\\"));
-
-        unescaped = cunescape("\\11");
-        assert_se(streq_ptr(unescaped, "\\11"));
-
-        unescaped = cunescape("\\1");
-        assert_se(streq_ptr(unescaped, "\\1"));
-}
-
-static void test_foreach_word(void) {
-        const char *word, *state;
-        size_t l;
-        int i = 0;
-        const char test[] = "test abc d\te   f   ";
-        const char * const expected[] = {
-                "test",
-                "abc",
-                "d",
-                "e",
-                "f",
-                "",
-                NULL
-        };
-
-        FOREACH_WORD(word, l, test, state)
-                assert_se(strneq(expected[i++], word, l));
-}
-
-static void check(const char *test, char** expected, bool trailing) {
-        const char *word, *state;
-        size_t l;
-        int i = 0;
-
-        printf("<<<%s>>>\n", test);
-        FOREACH_WORD_QUOTED(word, l, test, state) {
-                _cleanup_free_ char *t = NULL;
-
-                assert_se(t = strndup(word, l));
-                assert_se(strneq(expected[i++], word, l));
-                printf("<%s>\n", t);
-        }
-        printf("<<<%s>>>\n", state);
-        assert_se(expected[i] == NULL);
-        assert_se(isempty(state) == !trailing);
-}
-
-static void test_foreach_word_quoted(void) {
-        check("test a b c 'd' e '' '' hhh '' '' \"a b c\"",
-              STRV_MAKE("test",
-                        "a",
-                        "b",
-                        "c",
-                        "d",
-                        "e",
-                        "",
-                        "",
-                        "hhh",
-                        "",
-                        "",
-                        "a b c"),
-              false);
-
-        check("test \"xxx",
-              STRV_MAKE("test"),
-              true);
-
-        check("test\\",
-              STRV_MAKE_EMPTY,
-              true);
-}
-
-static void test_default_term_for_tty(void) {
-        puts(default_term_for_tty("/dev/tty23"));
-        puts(default_term_for_tty("/dev/ttyS23"));
-        puts(default_term_for_tty("/dev/tty0"));
-        puts(default_term_for_tty("/dev/pty0"));
-        puts(default_term_for_tty("/dev/pts/0"));
-        puts(default_term_for_tty("/dev/console"));
-        puts(default_term_for_tty("tty23"));
-        puts(default_term_for_tty("ttyS23"));
-        puts(default_term_for_tty("tty0"));
-        puts(default_term_for_tty("pty0"));
-        puts(default_term_for_tty("pts/0"));
-        puts(default_term_for_tty("console"));
-}
-
-static void test_memdup_multiply(void) {
-        int org[] = {1, 2, 3};
-        int *dup;
-
-        dup = (int*)memdup_multiply(org, sizeof(int), 3);
-
-        assert_se(dup);
-        assert_se(dup[0] == 1);
-        assert_se(dup[1] == 2);
-        assert_se(dup[2] == 3);
-        free(dup);
-}
-
-static void test_hostname_is_valid(void) {
-        assert_se(hostname_is_valid("foobar"));
-        assert_se(hostname_is_valid("foobar.com"));
-        assert_se(!hostname_is_valid("fööbar"));
-        assert_se(!hostname_is_valid(""));
-        assert_se(!hostname_is_valid("."));
-        assert_se(!hostname_is_valid(".."));
-        assert_se(!hostname_is_valid("foobar."));
-        assert_se(!hostname_is_valid(".foobar"));
-        assert_se(!hostname_is_valid("foo..bar"));
-        assert_se(!hostname_is_valid("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"));
-}
-
-static void test_u64log2(void) {
-        assert_se(u64log2(0) == 0);
-        assert_se(u64log2(8) == 3);
-        assert_se(u64log2(9) == 3);
-        assert_se(u64log2(15) == 3);
-        assert_se(u64log2(16) == 4);
-        assert_se(u64log2(1024*1024) == 20);
-        assert_se(u64log2(1024*1024+5) == 20);
-}
-
-static void test_get_process_comm(void) {
-        struct stat st;
-        _cleanup_free_ char *a = NULL, *c = NULL, *d = NULL, *f = NULL, *i = NULL, *cwd = NULL, *root = NULL;
-        _cleanup_free_ char *env = NULL;
-        pid_t e;
-        uid_t u;
-        gid_t g;
-        dev_t h;
-        int r;
-        pid_t me;
-
-        if (stat("/proc/1/comm", &st) == 0) {
-                assert_se(get_process_comm(1, &a) >= 0);
-                log_info("pid1 comm: '%s'", a);
-        } else {
-                log_warning("/proc/1/comm does not exist.");
-        }
-
-        assert_se(get_process_cmdline(1, 0, true, &c) >= 0);
-        log_info("pid1 cmdline: '%s'", c);
-
-        assert_se(get_process_cmdline(1, 8, false, &d) >= 0);
-        log_info("pid1 cmdline truncated: '%s'", d);
-
-        assert_se(get_parent_of_pid(1, &e) >= 0);
-        log_info("pid1 ppid: "PID_FMT, e);
-        assert_se(e == 0);
-
-        assert_se(is_kernel_thread(1) == 0);
-
-        r = get_process_exe(1, &f);
-        assert_se(r >= 0 || r == -EACCES);
-        log_info("pid1 exe: '%s'", strna(f));
-
-        assert_se(get_process_uid(1, &u) == 0);
-        log_info("pid1 uid: "UID_FMT, u);
-        assert_se(u == 0);
-
-        assert_se(get_process_gid(1, &g) == 0);
-        log_info("pid1 gid: "GID_FMT, g);
-        assert_se(g == 0);
-
-        me = getpid();
-
-        r = get_process_cwd(me, &cwd);
-        assert_se(r >= 0 || r == -EACCES);
-        log_info("pid1 cwd: '%s'", cwd);
-
-        r = get_process_root(me, &root);
-        assert_se(r >= 0 || r == -EACCES);
-        log_info("pid1 root: '%s'", root);
-
-        r = get_process_environ(me, &env);
-        assert_se(r >= 0 || r == -EACCES);
-        log_info("self strlen(environ): '%zu'", strlen(env));
-
-        if (!detect_container(NULL))
-                assert_se(get_ctty_devnr(1, &h) == -ENOENT);
-
-        getenv_for_pid(1, "PATH", &i);
-        log_info("pid1 $PATH: '%s'", strna(i));
-}
-
-static void test_protect_errno(void) {
-        errno = 12;
-        {
-                PROTECT_ERRNO;
-                errno = 11;
-        }
-        assert_se(errno == 12);
-}
-
-static void test_parse_size(void) {
-        off_t bytes;
-
-        assert_se(parse_size("111", 1024, &bytes) == 0);
-        assert_se(bytes == 111);
-
-        assert_se(parse_size("111.4", 1024, &bytes) == 0);
-        assert_se(bytes == 111);
-
-        assert_se(parse_size(" 112 B", 1024, &bytes) == 0);
-        assert_se(bytes == 112);
-
-        assert_se(parse_size(" 112.6 B", 1024, &bytes) == 0);
-        assert_se(bytes == 112);
-
-        assert_se(parse_size("3.5 K", 1024, &bytes) == 0);
-        assert_se(bytes == 3*1024 + 512);
-
-        assert_se(parse_size("3. K", 1024, &bytes) == 0);
-        assert_se(bytes == 3*1024);
-
-        assert_se(parse_size("3.0 K", 1024, &bytes) == 0);
-        assert_se(bytes == 3*1024);
-
-        assert_se(parse_size("3. 0 K", 1024, &bytes) == -EINVAL);
-
-        assert_se(parse_size(" 4 M 11.5K", 1024, &bytes) == 0);
-        assert_se(bytes == 4*1024*1024 + 11 * 1024 + 512);
-
-        assert_se(parse_size("3B3.5G", 1024, &bytes) == -EINVAL);
-
-        assert_se(parse_size("3.5G3B", 1024, &bytes) == 0);
-        assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 3);
-
-        assert_se(parse_size("3.5G 4B", 1024, &bytes) == 0);
-        assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 4);
-
-        assert_se(parse_size("3B3G4T", 1024, &bytes) == -EINVAL);
-
-        assert_se(parse_size("4T3G3B", 1024, &bytes) == 0);
-        assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
-
-        assert_se(parse_size(" 4 T 3 G 3 B", 1024, &bytes) == 0);
-        assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
-
-        assert_se(parse_size("12P", 1024, &bytes) == 0);
-        assert_se(bytes == 12ULL * 1024*1024*1024*1024*1024);
-
-        assert_se(parse_size("12P12P", 1024, &bytes) == -EINVAL);
-
-        assert_se(parse_size("3E 2P", 1024, &bytes) == 0);
-        assert_se(bytes == (3 * 1024 + 2ULL) * 1024*1024*1024*1024*1024);
-
-        assert_se(parse_size("12X", 1024, &bytes) == -EINVAL);
-
-        assert_se(parse_size("12.5X", 1024, &bytes) == -EINVAL);
-
-        assert_se(parse_size("12.5e3", 1024, &bytes) == -EINVAL);
-
-        assert_se(parse_size("1024E", 1024, &bytes) == -ERANGE);
-        assert_se(parse_size("-1", 1024, &bytes) == -ERANGE);
-        assert_se(parse_size("-1024E", 1024, &bytes) == -ERANGE);
-
-        assert_se(parse_size("-1024P", 1024, &bytes) == -ERANGE);
-
-        assert_se(parse_size("-10B 20K", 1024, &bytes) == -ERANGE);
-}
-
-static void test_config_parse_iec_off(void) {
-        off_t offset = 0;
-        assert_se(config_parse_iec_off(NULL, "/this/file", 11, "Section", 22, "Size", 0, "4M", &offset, NULL) == 0);
-        assert_se(offset == 4 * 1024 * 1024);
-
-        assert_se(config_parse_iec_off(NULL, "/this/file", 11, "Section", 22, "Size", 0, "4.5M", &offset, NULL) == 0);
-}
-
-static void test_strextend(void) {
-        _cleanup_free_ char *str = strdup("0123");
-        strextend(&str, "456", "78", "9", NULL);
-        assert_se(streq(str, "0123456789"));
-}
-
-static void test_strrep(void) {
-        _cleanup_free_ char *one, *three, *zero;
-        one = strrep("waldo", 1);
-        three = strrep("waldo", 3);
-        zero = strrep("waldo", 0);
-
-        assert_se(streq(one, "waldo"));
-        assert_se(streq(three, "waldowaldowaldo"));
-        assert_se(streq(zero, ""));
-}
-
-static void test_split_pair(void) {
-        _cleanup_free_ char *a = NULL, *b = NULL;
-
-        assert_se(split_pair("", "", &a, &b) == -EINVAL);
-        assert_se(split_pair("foo=bar", "", &a, &b) == -EINVAL);
-        assert_se(split_pair("", "=", &a, &b) == -EINVAL);
-        assert_se(split_pair("foo=bar", "=", &a, &b) >= 0);
-        assert_se(streq(a, "foo"));
-        assert_se(streq(b, "bar"));
-        free(a);
-        free(b);
-        assert_se(split_pair("==", "==", &a, &b) >= 0);
-        assert_se(streq(a, ""));
-        assert_se(streq(b, ""));
-        free(a);
-        free(b);
-
-        assert_se(split_pair("===", "==", &a, &b) >= 0);
-        assert_se(streq(a, ""));
-        assert_se(streq(b, "="));
-}
-
-static void test_fstab_node_to_udev_node(void) {
-        char *n;
-
-        n = fstab_node_to_udev_node("LABEL=applé/jack");
-        puts(n);
-        assert_se(streq(n, "/dev/disk/by-label/applé\\x2fjack"));
-        free(n);
-
-        n = fstab_node_to_udev_node("PARTLABEL=pinkié pie");
-        puts(n);
-        assert_se(streq(n, "/dev/disk/by-partlabel/pinkié\\x20pie"));
-        free(n);
-
-        n = fstab_node_to_udev_node("UUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
-        puts(n);
-        assert_se(streq(n, "/dev/disk/by-uuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
-        free(n);
-
-        n = fstab_node_to_udev_node("PARTUUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
-        puts(n);
-        assert_se(streq(n, "/dev/disk/by-partuuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
-        free(n);
-
-        n = fstab_node_to_udev_node("PONIES=awesome");
-        puts(n);
-        assert_se(streq(n, "PONIES=awesome"));
-        free(n);
-
-        n = fstab_node_to_udev_node("/dev/xda1");
-        puts(n);
-        assert_se(streq(n, "/dev/xda1"));
-        free(n);
-}
-
-static void test_get_files_in_directory(void) {
-        _cleanup_strv_free_ char **l = NULL, **t = NULL;
-
-        assert_se(get_files_in_directory("/tmp", &l) >= 0);
-        assert_se(get_files_in_directory(".", &t) >= 0);
-        assert_se(get_files_in_directory(".", NULL) >= 0);
-}
-
-static void test_in_set(void) {
-        assert_se(IN_SET(1, 1));
-        assert_se(IN_SET(1, 1, 2, 3, 4));
-        assert_se(IN_SET(2, 1, 2, 3, 4));
-        assert_se(IN_SET(3, 1, 2, 3, 4));
-        assert_se(IN_SET(4, 1, 2, 3, 4));
-        assert_se(!IN_SET(0, 1));
-        assert_se(!IN_SET(0, 1, 2, 3, 4));
-}
-
-static void test_writing_tmpfile(void) {
-        char name[] = "/tmp/test-systemd_writing_tmpfile.XXXXXX";
-        _cleanup_free_ char *contents = NULL;
-        size_t size;
-        int fd, r;
-        struct iovec iov[3];
-
-        IOVEC_SET_STRING(iov[0], "abc\n");
-        IOVEC_SET_STRING(iov[1], ALPHANUMERICAL "\n");
-        IOVEC_SET_STRING(iov[2], "");
-
-        fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
-        printf("tmpfile: %s", name);
-
-        r = writev(fd, iov, 3);
-        assert_se(r >= 0);
-
-        r = read_full_file(name, &contents, &size);
-        assert_se(r == 0);
-        printf("contents: %s", contents);
-        assert_se(streq(contents, "abc\n" ALPHANUMERICAL "\n"));
-
-        unlink(name);
-}
-
-static void test_hexdump(void) {
-        uint8_t data[146];
-        unsigned i;
-
-        hexdump(stdout, NULL, 0);
-        hexdump(stdout, "", 0);
-        hexdump(stdout, "", 1);
-        hexdump(stdout, "x", 1);
-        hexdump(stdout, "x", 2);
-        hexdump(stdout, "foobar", 7);
-        hexdump(stdout, "f\nobar", 7);
-        hexdump(stdout, "xxxxxxxxxxxxxxxxxxxxyz", 23);
-
-        for (i = 0; i < ELEMENTSOF(data); i++)
-                data[i] = i*2;
-
-        hexdump(stdout, data, sizeof(data));
-}
-
-static void test_log2i(void) {
-        assert_se(log2i(1) == 0);
-        assert_se(log2i(2) == 1);
-        assert_se(log2i(3) == 1);
-        assert_se(log2i(4) == 2);
-        assert_se(log2i(32) == 5);
-        assert_se(log2i(33) == 5);
-        assert_se(log2i(63) == 5);
-        assert_se(log2i(INT_MAX) == sizeof(int)*8-2);
-}
-
-static void test_foreach_string(void) {
-        const char * const t[] = {
-                "foo",
-                "bar",
-                "waldo",
-                NULL
-        };
-        const char *x;
-        unsigned i = 0;
-
-        FOREACH_STRING(x, "foo", "bar", "waldo")
-                assert_se(streq_ptr(t[i++], x));
-
-        assert_se(i == 3);
-
-        FOREACH_STRING(x, "zzz")
-                assert_se(streq(x, "zzz"));
-}
-
-static void test_filename_is_valid(void) {
-        char foo[FILENAME_MAX+2];
-        int i;
-
-        assert_se(!filename_is_valid(""));
-        assert_se(!filename_is_valid("/bar/foo"));
-        assert_se(!filename_is_valid("/"));
-        assert_se(!filename_is_valid("."));
-        assert_se(!filename_is_valid(".."));
-
-        for (i=0; i<FILENAME_MAX+1; i++)
-                foo[i] = 'a';
-        foo[FILENAME_MAX+1] = '\0';
-
-        assert_se(!filename_is_valid(foo));
-
-        assert_se(filename_is_valid("foo_bar-333"));
-        assert_se(filename_is_valid("o.o"));
-}
-
-static void test_string_has_cc(void) {
-        assert_se(string_has_cc("abc\1", NULL));
-        assert_se(string_has_cc("abc\x7f", NULL));
-        assert_se(string_has_cc("abc\x7f", NULL));
-        assert_se(string_has_cc("abc\t\x7f", "\t"));
-        assert_se(string_has_cc("abc\t\x7f", "\t"));
-        assert_se(string_has_cc("\x7f", "\t"));
-        assert_se(string_has_cc("\x7f", "\t\a"));
-
-        assert_se(!string_has_cc("abc\t\t", "\t"));
-        assert_se(!string_has_cc("abc\t\t\a", "\t\a"));
-        assert_se(!string_has_cc("a\ab\tc", "\t\a"));
-}
-
-static void test_ascii_strlower(void) {
-        char a[] = "AabBcC Jk Ii Od LKJJJ kkd LK";
-        assert_se(streq(ascii_strlower(a), "aabbcc jk ii od lkjjj kkd lk"));
-}
-
-static void test_files_same(void) {
-        _cleanup_close_ int fd = -1;
-        char name[] = "/tmp/test-files_same.XXXXXX";
-        char name_alias[] = "/tmp/test-files_same.alias";
-
-        fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
-        assert_se(fd >= 0);
-        assert_se(symlink(name, name_alias) >= 0);
-
-        assert_se(files_same(name, name));
-        assert_se(files_same(name, name_alias));
-
-        unlink(name);
-        unlink(name_alias);
-}
-
-static void test_is_valid_documentation_url(void) {
-        assert_se(documentation_url_is_valid("http://www.freedesktop.org/wiki/Software/systemd"));
-        assert_se(documentation_url_is_valid("https://www.kernel.org/doc/Documentation/binfmt_misc.txt"));
-        assert_se(documentation_url_is_valid("file:/foo/foo"));
-        assert_se(documentation_url_is_valid("man:systemd.special(7)"));
-        assert_se(documentation_url_is_valid("info:bar"));
-
-        assert_se(!documentation_url_is_valid("foo:"));
-        assert_se(!documentation_url_is_valid("info:"));
-        assert_se(!documentation_url_is_valid(""));
-}
-
-static void test_file_in_same_dir(void) {
-        char *t;
-
-        t = file_in_same_dir("/", "a");
-        assert_se(streq(t, "/a"));
-        free(t);
-
-        t = file_in_same_dir("/", "/a");
-        assert_se(streq(t, "/a"));
-        free(t);
-
-        t = file_in_same_dir("", "a");
-        assert_se(streq(t, "a"));
-        free(t);
-
-        t = file_in_same_dir("a/", "a");
-        assert_se(streq(t, "a/a"));
-        free(t);
-
-        t = file_in_same_dir("bar/foo", "bar");
-        assert_se(streq(t, "bar/bar"));
-        free(t);
-}
-
-static void test_endswith(void) {
-        assert_se(endswith("foobar", "bar"));
-        assert_se(endswith("foobar", ""));
-        assert_se(endswith("foobar", "foobar"));
-        assert_se(endswith("", ""));
-
-        assert_se(!endswith("foobar", "foo"));
-        assert_se(!endswith("foobar", "foobarfoofoo"));
-}
-
-static void test_close_nointr(void) {
-        char name[] = "/tmp/test-test-close_nointr.XXXXXX";
-        int fd;
-
-        fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
-        assert_se(fd >= 0);
-        assert_se(close_nointr(fd) >= 0);
-        assert_se(close_nointr(fd) < 0);
-
-        unlink(name);
-}
-
-
-static void test_unlink_noerrno(void) {
-        char name[] = "/tmp/test-close_nointr.XXXXXX";
-        int fd;
-
-        fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
-        assert_se(fd >= 0);
-        assert_se(close_nointr(fd) >= 0);
-
-        {
-                PROTECT_ERRNO;
-                errno = -42;
-                assert_se(unlink_noerrno(name) >= 0);
-                assert_se(errno == -42);
-                assert_se(unlink_noerrno(name) < 0);
-                assert_se(errno == -42);
-        }
-}
-
-static void test_readlink_and_make_absolute(void) {
-        char tempdir[] = "/tmp/test-readlink_and_make_absolute";
-        char name[] = "/tmp/test-readlink_and_make_absolute/original";
-        char name2[] = "test-readlink_and_make_absolute/original";
-        char name_alias[] = "/tmp/test-readlink_and_make_absolute-alias";
-        char *r = NULL;
-
-        assert_se(mkdir_safe(tempdir, 0755, getuid(), getgid()) >= 0);
-        assert_se(touch(name) >= 0);
-
-        assert_se(symlink(name, name_alias) >= 0);
-        assert_se(readlink_and_make_absolute(name_alias, &r) >= 0);
-        assert_se(streq(r, name));
-        free(r);
-        assert_se(unlink(name_alias) >= 0);
-
-        assert_se(chdir(tempdir) >= 0);
-        assert_se(symlink(name2, name_alias) >= 0);
-        assert_se(readlink_and_make_absolute(name_alias, &r) >= 0);
-        assert_se(streq(r, name));
-        free(r);
-        assert_se(unlink(name_alias) >= 0);
-
-        assert_se(rm_rf_dangerous(tempdir, false, true, false) >= 0);
-}
-
-static void test_read_one_char(void) {
-        _cleanup_fclose_ FILE *file = NULL;
-        char r;
-        bool need_nl;
-        char name[] = "/tmp/test-read_one_char.XXXXXX";
-        int fd;
-
-        fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
-        assert_se(fd >= 0);
-        file = fdopen(fd, "r+");
-        assert_se(file);
-        assert_se(fputs("c\n", file) >= 0);
-        rewind(file);
-
-        assert_se(read_one_char(file, &r, 1000000, &need_nl) >= 0);
-        assert_se(!need_nl);
-        assert_se(r == 'c');
-        assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
-
-        rewind(file);
-        assert_se(fputs("foobar\n", file) >= 0);
-        rewind(file);
-        assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
-
-        rewind(file);
-        assert_se(fputs("\n", file) >= 0);
-        rewind(file);
-        assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
-
-        unlink(name);
-}
-
-static void test_ignore_signals(void) {
-        assert_se(ignore_signals(SIGINT, -1) >= 0);
-        assert_se(kill(getpid(), SIGINT) >= 0);
-        assert_se(ignore_signals(SIGUSR1, SIGUSR2, SIGTERM, SIGPIPE, -1) >= 0);
-        assert_se(kill(getpid(), SIGUSR1) >= 0);
-        assert_se(kill(getpid(), SIGUSR2) >= 0);
-        assert_se(kill(getpid(), SIGTERM) >= 0);
-        assert_se(kill(getpid(), SIGPIPE) >= 0);
-        assert_se(default_signals(SIGINT, SIGUSR1, SIGUSR2, SIGTERM, SIGPIPE, -1) >= 0);
-}
-
-static void test_strshorten(void) {
-        char s[] = "foobar";
-
-        assert_se(strlen(strshorten(s, 6)) == 6);
-        assert_se(strlen(strshorten(s, 12)) == 6);
-        assert_se(strlen(strshorten(s, 2)) == 2);
-        assert_se(strlen(strshorten(s, 0)) == 0);
-}
-
-static void test_strjoina(void) {
-        char *actual;
-
-        actual = strjoina("", "foo", "bar");
-        assert_se(streq(actual, "foobar"));
-
-        actual = strjoina("foo", "bar", "baz");
-        assert_se(streq(actual, "foobarbaz"));
-
-        actual = strjoina("foo", "", "bar", "baz");
-        assert_se(streq(actual, "foobarbaz"));
-
-        actual = strjoina("foo");
-        assert_se(streq(actual, "foo"));
-
-        actual = strjoina(NULL);
-        assert_se(streq(actual, ""));
-
-        actual = strjoina(NULL, "foo");
-        assert_se(streq(actual, ""));
-
-        actual = strjoina("foo", NULL, "bar");
-        assert_se(streq(actual, "foo"));
-}
-
-static void test_is_symlink(void) {
-        char name[] = "/tmp/test-is_symlink.XXXXXX";
-        char name_link[] = "/tmp/test-is_symlink.link";
-        _cleanup_close_ int fd = -1;
-
-        fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
-        assert_se(fd >= 0);
-        assert_se(symlink(name, name_link) >= 0);
-
-        assert_se(is_symlink(name) == 0);
-        assert_se(is_symlink(name_link) == 1);
-        assert_se(is_symlink("/a/file/which/does/not/exist/i/guess") < 0);
-
-
-        unlink(name);
-        unlink(name_link);
-}
-
-static void test_pid_is_unwaited(void) {
-        pid_t pid;
-
-        pid = fork();
-        assert_se(pid >= 0);
-        if (pid == 0) {
-                _exit(EXIT_SUCCESS);
-        } else {
-                int status;
-
-                waitpid(pid, &status, 0);
-                assert_se(!pid_is_unwaited(pid));
-        }
-        assert_se(pid_is_unwaited(getpid()));
-        assert_se(!pid_is_unwaited(-1));
-}
-
-static void test_pid_is_alive(void) {
-        pid_t pid;
-
-        pid = fork();
-        assert_se(pid >= 0);
-        if (pid == 0) {
-                _exit(EXIT_SUCCESS);
-        } else {
-                int status;
-
-                waitpid(pid, &status, 0);
-                assert_se(!pid_is_alive(pid));
-        }
-        assert_se(pid_is_alive(getpid()));
-        assert_se(!pid_is_alive(-1));
-}
-
-static void test_search_and_fopen(void) {
-        const char *dirs[] = {"/tmp/foo/bar", "/tmp", NULL};
-        char name[] = "/tmp/test-search_and_fopen.XXXXXX";
-        int fd = -1;
-        int r;
-        FILE *f;
-
-        fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
-        assert_se(fd >= 0);
-        close(fd);
-
-        r = search_and_fopen(basename(name), "r", NULL, dirs, &f);
-        assert_se(r >= 0);
-        fclose(f);
-
-        r = search_and_fopen(name, "r", NULL, dirs, &f);
-        assert_se(r >= 0);
-        fclose(f);
-
-        r = search_and_fopen(basename(name), "r", "/", dirs, &f);
-        assert_se(r >= 0);
-        fclose(f);
-
-        r = search_and_fopen("/a/file/which/does/not/exist/i/guess", "r", NULL, dirs, &f);
-        assert_se(r < 0);
-        r = search_and_fopen("afilewhichdoesnotexistiguess", "r", NULL, dirs, &f);
-        assert_se(r < 0);
-
-        r = unlink(name);
-        assert_se(r == 0);
-
-        r = search_and_fopen(basename(name), "r", NULL, dirs, &f);
-        assert_se(r < 0);
-}
-
-
-static void test_search_and_fopen_nulstr(void) {
-        const char dirs[] = "/tmp/foo/bar\0/tmp\0";
-        char name[] = "/tmp/test-search_and_fopen.XXXXXX";
-        int fd = -1;
-        int r;
-        FILE *f;
-
-        fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
-        assert_se(fd >= 0);
-        close(fd);
-
-        r = search_and_fopen_nulstr(basename(name), "r", NULL, dirs, &f);
-        assert_se(r >= 0);
-        fclose(f);
-
-        r = search_and_fopen_nulstr(name, "r", NULL, dirs, &f);
-        assert_se(r >= 0);
-        fclose(f);
-
-        r = search_and_fopen_nulstr("/a/file/which/does/not/exist/i/guess", "r", NULL, dirs, &f);
-        assert_se(r < 0);
-        r = search_and_fopen_nulstr("afilewhichdoesnotexistiguess", "r", NULL, dirs, &f);
-        assert_se(r < 0);
-
-        r = unlink(name);
-        assert_se(r == 0);
-
-        r = search_and_fopen_nulstr(basename(name), "r", NULL, dirs, &f);
-        assert_se(r < 0);
-}
-
-static void test_glob_exists(void) {
-        char name[] = "/tmp/test-glob_exists.XXXXXX";
-        int fd = -1;
-        int r;
-
-        fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
-        assert_se(fd >= 0);
-        close(fd);
-
-        r = glob_exists("/tmp/test-glob_exists*");
-        assert_se(r == 1);
-
-        r = unlink(name);
-        assert_se(r == 0);
-        r = glob_exists("/tmp/test-glob_exists*");
-        assert_se(r == 0);
-}
-
-static void test_execute_directory(void) {
-        char template_lo[] = "/tmp/test-readlink_and_make_absolute-lo.XXXXXXX";
-        char template_hi[] = "/tmp/test-readlink_and_make_absolute-hi.XXXXXXX";
-        const char * dirs[] = {template_hi, template_lo, NULL};
-        const char *name, *name2, *name3, *overridden, *override, *masked, *mask;
-
-        assert_se(mkdtemp(template_lo));
-        assert_se(mkdtemp(template_hi));
-
-        name = strjoina(template_lo, "/script");
-        name2 = strjoina(template_hi, "/script2");
-        name3 = strjoina(template_lo, "/useless");
-        overridden = strjoina(template_lo, "/overridden");
-        override = strjoina(template_hi, "/overridden");
-        masked = strjoina(template_lo, "/masked");
-        mask = strjoina(template_hi, "/masked");
-
-        assert_se(write_string_file(name, "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/it_works") == 0);
-        assert_se(write_string_file(name2, "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/it_works2") == 0);
-        assert_se(write_string_file(overridden, "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/failed") == 0);
-        assert_se(write_string_file(override, "#!/bin/sh\necho 'Executing '$0") == 0);
-        assert_se(write_string_file(masked, "#!/bin/sh\necho 'Executing '$0\ntouch $(dirname $0)/failed") == 0);
-        assert_se(symlink("/dev/null", mask) == 0);
-        assert_se(chmod(name, 0755) == 0);
-        assert_se(chmod(name2, 0755) == 0);
-        assert_se(chmod(overridden, 0755) == 0);
-        assert_se(chmod(override, 0755) == 0);
-        assert_se(chmod(masked, 0755) == 0);
-        assert_se(touch(name3) >= 0);
-
-        execute_directories(dirs, DEFAULT_TIMEOUT_USEC, NULL);
-
-        assert_se(chdir(template_lo) == 0);
-        assert_se(access("it_works", F_OK) >= 0);
-        assert_se(access("failed", F_OK) < 0);
-
-        assert_se(chdir(template_hi) == 0);
-        assert_se(access("it_works2", F_OK) >= 0);
-        assert_se(access("failed", F_OK) < 0);
-
-        rm_rf_dangerous(template_lo, false, true, false);
-        rm_rf_dangerous(template_hi, false, true, false);
-}
-
-static void test_unquote_first_word(void) {
-        const char *p, *original;
-        char *t;
-
-        p = original = "foobar waldo";
-        assert_se(unquote_first_word(&p, &t, 0) > 0);
-        assert_se(streq(t, "foobar"));
-        free(t);
-        assert_se(p == original + 7);
-
-        assert_se(unquote_first_word(&p, &t, 0) > 0);
-        assert_se(streq(t, "waldo"));
-        free(t);
-        assert_se(p == original + 12);
-
-        assert_se(unquote_first_word(&p, &t, 0) == 0);
-        assert_se(!t);
-        assert_se(p == original + 12);
-
-        p = original = "\"foobar\" \'waldo\'";
-        assert_se(unquote_first_word(&p, &t, 0) > 0);
-        assert_se(streq(t, "foobar"));
-        free(t);
-        assert_se(p == original + 9);
-
-        assert_se(unquote_first_word(&p, &t, 0) > 0);
-        assert_se(streq(t, "waldo"));
-        free(t);
-        assert_se(p == original + 16);
-
-        assert_se(unquote_first_word(&p, &t, 0) == 0);
-        assert_se(!t);
-        assert_se(p == original + 16);
-
-        p = original = "\"";
-        assert_se(unquote_first_word(&p, &t, 0) == -EINVAL);
-        assert_se(p == original + 1);
-
-        p = original = "\'";
-        assert_se(unquote_first_word(&p, &t, 0) == -EINVAL);
-        assert_se(p == original + 1);
-
-        p = original = "\'fooo";
-        assert_se(unquote_first_word(&p, &t, 0) == -EINVAL);
-        assert_se(p == original + 5);
-
-        p = original = "\'fooo";
-        assert_se(unquote_first_word(&p, &t, UNQUOTE_RELAX) > 0);
-        assert_se(streq(t, "fooo"));
-        free(t);
-        assert_se(p == original + 5);
-
-        p = original = "yay\'foo\'bar";
-        assert_se(unquote_first_word(&p, &t, 0) > 0);
-        assert_se(streq(t, "yayfoobar"));
-        free(t);
-        assert_se(p == original + 11);
-
-        p = original = "   foobar   ";
-        assert_se(unquote_first_word(&p, &t, 0) > 0);
-        assert_se(streq(t, "foobar"));
-        free(t);
-        assert_se(p == original + 12);
-
-        p = original = " foo\\ba\\x6ar ";
-        assert_se(unquote_first_word(&p, &t, UNQUOTE_CUNESCAPE) > 0);
-        assert_se(streq(t, "foo\ba\x6ar"));
-        free(t);
-        assert_se(p == original + 13);
-
-        p = original = " foo\\ba\\x6ar ";
-        assert_se(unquote_first_word(&p, &t, 0) > 0);
-        assert_se(streq(t, "foobax6ar"));
-        free(t);
-        assert_se(p == original + 13);
-}
-
-static void test_unquote_many_words(void) {
-        const char *p, *original;
-        char *a, *b, *c;
-
-        p = original = "foobar waldi piep";
-        assert_se(unquote_many_words(&p, 0, &a, &b, &c, NULL) == 3);
-        assert_se(p == original + 17);
-        assert_se(streq_ptr(a, "foobar"));
-        assert_se(streq_ptr(b, "waldi"));
-        assert_se(streq_ptr(c, "piep"));
-        free(a);
-        free(b);
-        free(c);
-
-        p = original = "'foobar' wa\"ld\"i   ";
-        assert_se(unquote_many_words(&p, 0, &a, &b, &c, NULL) == 2);
-        assert_se(p == original + 19);
-        assert_se(streq_ptr(a, "foobar"));
-        assert_se(streq_ptr(b, "waldi"));
-        assert_se(streq_ptr(c, NULL));
-        free(a);
-        free(b);
-
-        p = original = "";
-        assert_se(unquote_many_words(&p, 0, &a, &b, &c, NULL) == 0);
-        assert_se(p == original);
-        assert_se(streq_ptr(a, NULL));
-        assert_se(streq_ptr(b, NULL));
-        assert_se(streq_ptr(c, NULL));
-
-        p = original = "  ";
-        assert_se(unquote_many_words(&p, 0, &a, &b, &c, NULL) == 0);
-        assert_se(p == original+2);
-        assert_se(streq_ptr(a, NULL));
-        assert_se(streq_ptr(b, NULL));
-        assert_se(streq_ptr(c, NULL));
-
-        p = original = "foobar";
-        assert_se(unquote_many_words(&p, 0, NULL) == 0);
-        assert_se(p == original);
-
-        p = original = "foobar waldi";
-        assert_se(unquote_many_words(&p, 0, &a, NULL) == 1);
-        assert_se(p == original+7);
-        assert_se(streq_ptr(a, "foobar"));
-        free(a);
-
-        p = original = "     foobar    ";
-        assert_se(unquote_many_words(&p, 0, &a, NULL) == 1);
-        assert_se(p == original+15);
-        assert_se(streq_ptr(a, "foobar"));
-        free(a);
-}
-
-static int parse_item(const char *key, const char *value) {
-        assert_se(key);
-
-        log_info("kernel cmdline option <%s> = <%s>", key, strna(value));
-        return 0;
-}
-
-static void test_parse_proc_cmdline(void) {
-        assert_se(parse_proc_cmdline(parse_item) >= 0);
-}
-
-static void test_raw_clone(void) {
-        pid_t parent, pid, pid2;
-
-        parent = getpid();
-        log_info("before clone: getpid()→"PID_FMT, parent);
-        assert_se(raw_getpid() == parent);
-
-        pid = raw_clone(0, NULL);
-        assert_se(pid >= 0);
-
-        pid2 = raw_getpid();
-        log_info("raw_clone: "PID_FMT" getpid()→"PID_FMT" raw_getpid()→"PID_FMT,
-                 pid, getpid(), pid2);
-        if (pid == 0) {
-                assert_se(pid2 != parent);
-                _exit(EXIT_SUCCESS);
-        } else {
-                int status;
-
-                assert_se(pid2 == parent);
-                waitpid(pid, &status, __WCLONE);
-                assert_se(WIFEXITED(status) && WEXITSTATUS(status) == EXIT_SUCCESS);
-        }
-}
-
-static void test_same_fd(void) {
-        _cleanup_close_pair_ int p[2] = { -1, -1 };
-        _cleanup_close_ int a = -1, b = -1, c = -1;
-
-        assert_se(pipe2(p, O_CLOEXEC) >= 0);
-        assert_se((a = dup(p[0])) >= 0);
-        assert_se((b = open("/dev/null", O_RDONLY|O_CLOEXEC)) >= 0);
-        assert_se((c = dup(a)) >= 0);
-
-        assert_se(same_fd(p[0], p[0]) > 0);
-        assert_se(same_fd(p[1], p[1]) > 0);
-        assert_se(same_fd(a, a) > 0);
-        assert_se(same_fd(b, b) > 0);
-
-        assert_se(same_fd(a, p[0]) > 0);
-        assert_se(same_fd(p[0], a) > 0);
-        assert_se(same_fd(c, p[0]) > 0);
-        assert_se(same_fd(p[0], c) > 0);
-        assert_se(same_fd(a, c) > 0);
-        assert_se(same_fd(c, a) > 0);
-
-        assert_se(same_fd(p[0], p[1]) == 0);
-        assert_se(same_fd(p[1], p[0]) == 0);
-        assert_se(same_fd(p[0], b) == 0);
-        assert_se(same_fd(b, p[0]) == 0);
-        assert_se(same_fd(p[1], a) == 0);
-        assert_se(same_fd(a, p[1]) == 0);
-        assert_se(same_fd(p[1], b) == 0);
-        assert_se(same_fd(b, p[1]) == 0);
-
-        assert_se(same_fd(a, b) == 0);
-        assert_se(same_fd(b, a) == 0);
-}
-
-static void test_uid_ptr(void) {
-
-        assert_se(UID_TO_PTR(0) != NULL);
-        assert_se(UID_TO_PTR(1000) != NULL);
-
-        assert_se(PTR_TO_UID(UID_TO_PTR(0)) == 0);
-        assert_se(PTR_TO_UID(UID_TO_PTR(1000)) == 1000);
-}
-
-static void test_sparse_write_one(int fd, const char *buffer, size_t n) {
-        char check[n];
-
-        assert_se(lseek(fd, 0, SEEK_SET) == 0);
-        assert_se(ftruncate(fd, 0) >= 0);
-        assert_se(sparse_write(fd, buffer, n, 4) == (ssize_t) n);
-
-        assert_se(lseek(fd, 0, SEEK_CUR) == (off_t) n);
-        assert_se(ftruncate(fd, n) >= 0);
-
-        assert_se(lseek(fd, 0, SEEK_SET) == 0);
-        assert_se(read(fd, check, n) == (ssize_t) n);
-
-        assert_se(memcmp(buffer, check, n) == 0);
-}
-
-static void test_sparse_write(void) {
-        const char test_a[] = "test";
-        const char test_b[] = "\0\0\0\0test\0\0\0\0";
-        const char test_c[] = "\0\0test\0\0\0\0";
-        const char test_d[] = "\0\0test\0\0\0test\0\0\0\0test\0\0\0\0\0test\0\0\0test\0\0\0\0test\0\0\0\0\0\0\0\0";
-        const char test_e[] = "test\0\0\0\0test";
-        _cleanup_close_ int fd = -1;
-        char fn[] = "/tmp/sparseXXXXXX";
-
-        fd = mkostemp(fn, O_CLOEXEC);
-        assert_se(fd >= 0);
-        unlink(fn);
-
-        test_sparse_write_one(fd, test_a, sizeof(test_a));
-        test_sparse_write_one(fd, test_b, sizeof(test_b));
-        test_sparse_write_one(fd, test_c, sizeof(test_c));
-        test_sparse_write_one(fd, test_d, sizeof(test_d));
-        test_sparse_write_one(fd, test_e, sizeof(test_e));
-}
-
-int main(int argc, char *argv[]) {
-        log_parse_environment();
-        log_open();
-
-        test_streq_ptr();
-        test_align_power2();
-        test_max();
-        test_container_of();
-        test_alloca();
-        test_div_round_up();
-        test_first_word();
-        test_close_many();
-        test_parse_boolean();
-        test_parse_pid();
-        test_parse_uid();
-        test_safe_atolli();
-        test_safe_atod();
-        test_strappend();
-        test_strstrip();
-        test_delete_chars();
-        test_in_charset();
-        test_hexchar();
-        test_unhexchar();
-        test_octchar();
-        test_unoctchar();
-        test_decchar();
-        test_undecchar();
-        test_cescape();
-        test_cunescape();
-        test_foreach_word();
-        test_foreach_word_quoted();
-        test_default_term_for_tty();
-        test_memdup_multiply();
-        test_hostname_is_valid();
-        test_u64log2();
-        test_get_process_comm();
-        test_protect_errno();
-        test_parse_size();
-        test_config_parse_iec_off();
-        test_strextend();
-        test_strrep();
-        test_split_pair();
-        test_fstab_node_to_udev_node();
-        test_get_files_in_directory();
-        test_in_set();
-        test_writing_tmpfile();
-        test_hexdump();
-        test_log2i();
-        test_foreach_string();
-        test_filename_is_valid();
-        test_string_has_cc();
-        test_ascii_strlower();
-        test_files_same();
-        test_is_valid_documentation_url();
-        test_file_in_same_dir();
-        test_endswith();
-        test_close_nointr();
-        test_unlink_noerrno();
-        test_readlink_and_make_absolute();
-        test_read_one_char();
-        test_ignore_signals();
-        test_strshorten();
-        test_strjoina();
-        test_is_symlink();
-        test_pid_is_unwaited();
-        test_pid_is_alive();
-        test_search_and_fopen();
-        test_search_and_fopen_nulstr();
-        test_glob_exists();
-        test_execute_directory();
-        test_unquote_first_word();
-        test_unquote_many_words();
-        test_parse_proc_cmdline();
-        test_raw_clone();
-        test_same_fd();
-        test_uid_ptr();
-        test_sparse_write();
-
-        return 0;
-}
-- 
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