#include <stdio.h>

#include <fcntl.h>

#include <unistd.h>

#include "util.h"

#include "fileio.h"

#include "strv.h"

#include "env-util.h"

static void test_parse_env_file(void) {

char t[] = "/tmp/test-fileio-in-XXXXXX",

p[] = "/tmp/test-fileio-out-XXXXXX";

int fd, r;

FILE *f;

_cleanup_free_ char *one = NULL, *two = NULL, *three = NULL, *four = NULL, *five = NULL,

*six = NULL, *seven = NULL, *eight = NULL, *nine = NULL, *ten = NULL;

_cleanup_strv_free_ char **a = NULL, **b = NULL;

char **i;

unsigned k;

assert_se(mktemp(p));

fd = mkostemp(t, O_CLOEXEC);

assert_se(fd >= 0);

f = fdopen(fd, "w");

assert_se(f);

fputs("one=BAR \n"

"# comment\n"

" # comment \n"

" ; comment \n"

" two = bar \n"

"invalid line\n"

"invalid line #comment\n"

"three = \"333\n"

"xxxx\"\n"

"four = \'44\\\"44\'\n"

"five = \'55\\\'55\' \"FIVE\" cinco \n"

"six = seis sechs\\\n"

" sis\n"

"seven=\"sevenval\" #nocomment\n"

"eight=eightval #nocomment\n"

"export nine=nineval\n"

"ten=", f);

fflush(f);

fclose(f);

r = load_env_file(t, NULL, &a);

assert_se(r >= 0);

STRV_FOREACH(i, a)

log_info("Got: <%s>", *i);

assert_se(streq(a[0], "one=BAR"));

assert_se(streq(a[1], "two=bar"));

assert_se(streq(a[2], "three=333\nxxxx"));

assert_se(streq(a[3], "four=44\"44"));

assert_se(streq(a[4], "five=55\'55FIVEcinco"));

assert_se(streq(a[5], "six=seis sechs sis"));

assert_se(streq(a[6], "seven=sevenval#nocomment"));

assert_se(streq(a[7], "eight=eightval #nocomment"));

assert_se(streq(a[8], "export nine=nineval"));

assert_se(streq(a[9], "ten="));

assert_se(a[10] == NULL);

strv_env_clean_log(a, "test");

k = 0;

STRV_FOREACH(i, b) {

log_info("Got2: <%s>", *i);

assert_se(streq(*i, a[k++]));

}

r = parse_env_file(

t, NULL,

"one", &one,

"two", &two,

"three", &three,

"four", &four,

"five", &five,

"six", &six,

"seven", &seven,

"eight", &eight,

"export nine", &nine,

"ten", &ten,

NULL);

assert_se(r >= 0);

log_info("one=[%s]", strna(one));

log_info("two=[%s]", strna(two));

log_info("three=[%s]", strna(three));

log_info("four=[%s]", strna(four));

log_info("five=[%s]", strna(five));

log_info("six=[%s]", strna(six));

log_info("seven=[%s]", strna(seven));

log_info("eight=[%s]", strna(eight));

log_info("export nine=[%s]", strna(nine));

log_info("ten=[%s]", strna(nine));

assert_se(streq(one, "BAR"));

assert_se(streq(two, "bar"));

assert_se(streq(three, "333\nxxxx"));

assert_se(streq(four, "44\"44"));

assert_se(streq(five, "55\'55FIVEcinco"));

assert_se(streq(six, "seis sechs sis"));

assert_se(streq(seven, "sevenval#nocomment"));

assert_se(streq(eight, "eightval #nocomment"));

assert_se(streq(nine, "nineval"));

assert_se(ten == NULL);

r = write_env_file(p, a);

assert_se(r >= 0);

r = load_env_file(p, NULL, &b);

assert_se(r >= 0);

unlink(t);

unlink(p);

}

static void test_parse_multiline_env_file(void) {

char t[] = "/tmp/test-fileio-in-XXXXXX",

p[] = "/tmp/test-fileio-out-XXXXXX";

int fd, r;

FILE *f;

_cleanup_strv_free_ char **a = NULL, **b = NULL;

char **i;

assert_se(mktemp(p));

fd = mkostemp(t, O_CLOEXEC);

assert_se(fd >= 0);

f = fdopen(fd, "w");

assert_se(f);

fputs("one=BAR\\\n"

" VAR\\\n"

"\tGAR\n"

"#comment\n"

"two=\"bar\\\n"

" var\\\n"

"\tgar\"\n"

"#comment\n"

"tri=\"bar \\\n"

" var \\\n"

"\tgar \"\n", f);

fflush(f);

fclose(f);

r = load_env_file(t, NULL, &a);

assert_se(r >= 0);

STRV_FOREACH(i, a)

log_info("Got: <%s>", *i);

assert_se(streq(a[0], "one=BAR VAR\tGAR"));

assert_se(streq(a[1], "two=bar var\tgar"));

assert_se(streq(a[2], "tri=bar var \tgar "));

assert_se(a[3] == NULL);

r = write_env_file(p, a);

assert_se(r >= 0);

r = load_env_file(p, NULL, &b);

assert_se(r >= 0);

unlink(t);

unlink(p);

}

static void test_executable_is_script(void) {

char t[] = "/tmp/test-executable-XXXXXX";

int fd, r;

FILE *f;

char *command;

fd = mkostemp(t, O_CLOEXEC);

assert_se(fd >= 0);

f = fdopen(fd, "w");

assert_se(f);

fputs("#! /bin/script -a -b \ngoo goo", f);

fflush(f);

r = executable_is_script(t, &command);

assert_se(r > 0);

assert_se(streq(command, "/bin/script"));

free(command);

r = executable_is_script("/bin/sh", &command);

assert_se(r == 0);

r = executable_is_script("/usr/bin/yum", &command);

assert_se(r > 0 || r == -ENOENT);

if (r > 0) {

assert_se(startswith(command, "/"));

free(command);

}

fclose(f);

unlink(t);

}

static void test_status_field(void) {

_cleanup_free_ char *t = NULL, *p = NULL, *s = NULL;

unsigned long long total, buffers;

assert_se(get_status_field("/proc/self/status", "\nThreads:", &t) == 0);

puts(t);

assert_se(streq(t, "1"));

assert_se(get_status_field("/proc/meminfo", "MemTotal:", &p) == 0);

puts(p);

assert_se(safe_atollu(p, &total) == 0);

assert_se(get_status_field("/proc/meminfo", "\nBuffers:", &s) == 0);

puts(s);

assert_se(safe_atollu(s, &buffers) == 0);

assert(buffers < total);

}

int main(int argc, char *argv[]) {

test_parse_env_file();

test_parse_multiline_env_file();

test_executable_is_script();

test_status_field();

return 0;

}