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/***
This file is part of systemd.
Copyright 2010 Lennart Poettering
Copyright 2016 Zbigniew Jędrzejewski-Szmek
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 "env-util.h"
#include "string-util.h"
#include "strv.h"
#include "util.h"
static void test_strv_env_delete(void) {
_cleanup_strv_free_ char **a = NULL, **b = NULL, **c = NULL, **d = NULL;
a = strv_new("FOO=BAR", "WALDO=WALDO", "WALDO=", "PIEP", "SCHLUMPF=SMURF", NULL);
assert_se(a);
b = strv_new("PIEP", "FOO", NULL);
assert_se(b);
c = strv_new("SCHLUMPF", NULL);
assert_se(c);
d = strv_env_delete(a, 2, b, c);
assert_se(d);
assert_se(streq(d[0], "WALDO=WALDO"));
assert_se(streq(d[1], "WALDO="));
assert_se(strv_length(d) == 2);
}
static void test_strv_env_unset(void) {
_cleanup_strv_free_ char **l = NULL;
l = strv_new("PIEP", "SCHLUMPF=SMURFF", "NANANANA=YES", NULL);
assert_se(l);
assert_se(strv_env_unset(l, "SCHLUMPF") == l);
assert_se(streq(l[0], "PIEP"));
assert_se(streq(l[1], "NANANANA=YES"));
assert_se(strv_length(l) == 2);
}
static void test_strv_env_set(void) {
_cleanup_strv_free_ char **l = NULL, **r = NULL;
l = strv_new("PIEP", "SCHLUMPF=SMURFF", "NANANANA=YES", NULL);
assert_se(l);
r = strv_env_set(l, "WALDO=WALDO");
assert_se(r);
assert_se(streq(r[0], "PIEP"));
assert_se(streq(r[1], "SCHLUMPF=SMURFF"));
assert_se(streq(r[2], "NANANANA=YES"));
assert_se(streq(r[3], "WALDO=WALDO"));
assert_se(strv_length(r) == 4);
}
static void test_strv_env_merge(void) {
_cleanup_strv_free_ char **a = NULL, **b = NULL, **r = NULL;
a = strv_new("FOO=BAR", "WALDO=WALDO", "WALDO=", "PIEP", "SCHLUMPF=SMURF", NULL);
assert_se(a);
b = strv_new("FOO=KKK", "FOO=", "PIEP=", "SCHLUMPF=SMURFF", "NANANANA=YES", NULL);
assert_se(b);
r = strv_env_merge(2, a, b);
assert_se(r);
assert_se(streq(r[0], "FOO="));
assert_se(streq(r[1], "WALDO="));
assert_se(streq(r[2], "PIEP"));
assert_se(streq(r[3], "SCHLUMPF=SMURFF"));
assert_se(streq(r[4], "PIEP="));
assert_se(streq(r[5], "NANANANA=YES"));
assert_se(strv_length(r) == 6);
assert_se(strv_env_clean(r) == r);
assert_se(streq(r[0], "FOO="));
assert_se(streq(r[1], "WALDO="));
assert_se(streq(r[2], "SCHLUMPF=SMURFF"));
assert_se(streq(r[3], "PIEP="));
assert_se(streq(r[4], "NANANANA=YES"));
assert_se(strv_length(r) == 5);
}
static void test_replace_env_arg(void) {
const char *env[] = {
"FOO=BAR BAR",
"BAR=waldo",
NULL
};
const char *line[] = {
"FOO$FOO",
"FOO$FOOFOO",
"FOO${FOO}$FOO",
"FOO${FOO}",
"${FOO}",
"$FOO",
"$FOO$FOO",
"${FOO}${BAR}",
"${FOO",
"FOO$$${FOO}",
"$$FOO${FOO}",
NULL
};
_cleanup_strv_free_ char **r = NULL;
r = replace_env_argv((char**) line, (char**) env);
assert_se(r);
assert_se(streq(r[0], "FOO$FOO"));
assert_se(streq(r[1], "FOO$FOOFOO"));
assert_se(streq(r[2], "FOOBAR BAR$FOO"));
assert_se(streq(r[3], "FOOBAR BAR"));
assert_se(streq(r[4], "BAR BAR"));
assert_se(streq(r[5], "BAR"));
assert_se(streq(r[6], "BAR"));
assert_se(streq(r[7], "BAR BARwaldo"));
assert_se(streq(r[8], "${FOO"));
assert_se(streq(r[9], "FOO$BAR BAR"));
assert_se(streq(r[10], "$FOOBAR BAR"));
assert_se(strv_length(r) == 11);
}
static void test_env_clean(void) {
_cleanup_strv_free_ char **e;
e = strv_new("FOOBAR=WALDO",
"FOOBAR=WALDO",
"FOOBAR",
"F",
"X=",
"F=F",
"=",
"=F",
"",
"0000=000",
"äöüß=abcd",
"abcd=äöüß",
"xyz\n=xyz",
"xyz=xyz\n",
"another=one",
"another=final one",
NULL);
assert_se(e);
assert_se(!strv_env_is_valid(e));
assert_se(strv_env_clean(e) == e);
assert_se(strv_env_is_valid(e));
assert_se(streq(e[0], "FOOBAR=WALDO"));
assert_se(streq(e[1], "X="));
assert_se(streq(e[2], "F=F"));
assert_se(streq(e[3], "abcd=äöüß"));
assert_se(streq(e[4], "another=final one"));
assert_se(e[5] == NULL);
}
static void test_env_name_is_valid(void) {
assert_se(env_name_is_valid("test"));
assert_se(!env_name_is_valid(NULL));
assert_se(!env_name_is_valid(""));
assert_se(!env_name_is_valid("xxx\a"));
assert_se(!env_name_is_valid("xxx\007b"));
assert_se(!env_name_is_valid("\007\009"));
assert_se(!env_name_is_valid("5_starting_with_a_number_is_wrong"));
assert_se(!env_name_is_valid("#¤%&?_only_numbers_letters_and_underscore_allowed"));
}
static void test_env_value_is_valid(void) {
assert_se(env_value_is_valid(""));
assert_se(env_value_is_valid("głąb kapuściany"));
assert_se(env_value_is_valid("printf \"\\x1b]0;<mock-chroot>\\x07<mock-chroot>\""));
}
static void test_env_assignment_is_valid(void) {
assert_se(env_assignment_is_valid("a="));
assert_se(env_assignment_is_valid("b=głąb kapuściany"));
assert_se(env_assignment_is_valid("c=\\007\\009\\011"));
assert_se(env_assignment_is_valid("e=printf \"\\x1b]0;<mock-chroot>\\x07<mock-chroot>\""));
assert_se(!env_assignment_is_valid("="));
assert_se(!env_assignment_is_valid("a b="));
assert_se(!env_assignment_is_valid("a ="));
assert_se(!env_assignment_is_valid(" b="));
/* no dots or dashes: http://tldp.org/LDP/abs/html/gotchas.html */
assert_se(!env_assignment_is_valid("a.b="));
assert_se(!env_assignment_is_valid("a-b="));
assert_se(!env_assignment_is_valid("\007=głąb kapuściany"));
assert_se(!env_assignment_is_valid("c\009=\007\009\011"));
assert_se(!env_assignment_is_valid("głąb=printf \"\x1b]0;<mock-chroot>\x07<mock-chroot>\""));
}
int main(int argc, char *argv[]) {
test_strv_env_delete();
test_strv_env_unset();
test_strv_env_set();
test_strv_env_merge();
test_replace_env_arg();
test_env_clean();
test_env_name_is_valid();
test_env_value_is_valid();
test_env_assignment_is_valid();
return 0;
}
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