/***
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 <stdlib.h>
#include <string.h>
#include "extract-word.h"
#include "log.h"
#include "string-util.h"
static void test_extract_first_word(void) {
const char *p, *original;
char *t;
p = original = "foobar waldo";
assert_se(extract_first_word(&p, &t, NULL, 0) > 0);
assert_se(streq(t, "foobar"));
free(t);
assert_se(p == original + 7);
assert_se(extract_first_word(&p, &t, NULL, 0) > 0);
assert_se(streq(t, "waldo"));
free(t);
assert_se(isempty(p));
assert_se(extract_first_word(&p, &t, NULL, 0) == 0);
assert_se(!t);
assert_se(isempty(p));
p = original = "\"foobar\" \'waldo\'";
assert_se(extract_first_word(&p, &t, NULL, 0) > 0);
assert_se(streq(t, "\"foobar\""));
free(t);
assert_se(p == original + 9);
assert_se(extract_first_word(&p, &t, NULL, 0) > 0);
assert_se(streq(t, "\'waldo\'"));
free(t);
assert_se(isempty(p));
assert_se(extract_first_word(&p, &t, NULL, 0) == 0);
assert_se(!t);
assert_se(isempty(p));
p = original = "\"foobar\" \'waldo\'";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES) > 0);
assert_se(streq(t, "foobar"));
free(t);
assert_se(p == original + 9);
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES) > 0);
assert_se(streq(t, "waldo"));
free(t);
assert_se(isempty(p));
assert_se(extract_first_word(&p, &t, NULL, 0) == 0);
assert_se(!t);
assert_se(isempty(p));
p = original = "\"";
assert_se(extract_first_word(&p, &t, NULL, 0) == 1);
assert_se(streq(t, "\""));
free(t);
assert_se(isempty(p));
p = original = "\"";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES) == -EINVAL);
assert_se(p == original + 1);
p = original = "\'";
assert_se(extract_first_word(&p, &t, NULL, 0) == 1);
assert_se(streq(t, "\'"));
free(t);
assert_se(isempty(p));
p = original = "\'";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES) == -EINVAL);
assert_se(p == original + 1);
p = original = "\'fooo";
assert_se(extract_first_word(&p, &t, NULL, 0) == 1);
assert_se(streq(t, "\'fooo"));
free(t);
assert_se(isempty(p));
p = original = "\'fooo";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES) == -EINVAL);
assert_se(p == original + 5);
p = original = "\'fooo";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_RELAX) > 0);
assert_se(streq(t, "fooo"));
free(t);
assert_se(isempty(p));
p = original = "\"fooo";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_RELAX) > 0);
assert_se(streq(t, "fooo"));
free(t);
assert_se(isempty(p));
p = original = "yay\'foo\'bar";
assert_se(extract_first_word(&p, &t, NULL, 0) > 0);
assert_se(streq(t, "yay\'foo\'bar"));
free(t);
assert_se(isempty(p));
p = original = "yay\'foo\'bar";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES) > 0);
assert_se(streq(t, "yayfoobar"));
free(t);
assert_se(isempty(p));
p = original = " foobar ";
assert_se(extract_first_word(&p, &t, NULL, 0) > 0);
assert_se(streq(t, "foobar"));
free(t);
assert_se(isempty(p));
p = original = " foo\\ba\\x6ar ";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE) > 0);
assert_se(streq(t, "foo\ba\x6ar"));
free(t);
assert_se(isempty(p));
p = original = " foo\\ba\\x6ar ";
assert_se(extract_first_word(&p, &t, NULL, 0) > 0);
assert_se(streq(t, "foobax6ar"));
free(t);
assert_se(isempty(p));
p = original = " f\\u00f6o \"pi\\U0001F4A9le\" ";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE) > 0);
assert_se(streq(t, "föo"));
free(t);
assert_se(p == original + 13);
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_CUNESCAPE) > 0);
assert_se(streq(t, "pi\360\237\222\251le"));
free(t);
assert_se(isempty(p));
p = original = "fooo\\";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_RELAX) > 0);
assert_se(streq(t, "fooo"));
free(t);
assert_se(isempty(p));
p = original = "fooo\\";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE_RELAX) > 0);
assert_se(streq(t, "fooo\\"));
free(t);
assert_se(isempty(p));
p = original = "fooo\\";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE_RELAX|EXTRACT_RELAX) > 0);
assert_se(streq(t, "fooo\\"));
free(t);
assert_se(isempty(p));
p = original = "fooo\\";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE|EXTRACT_CUNESCAPE_RELAX) > 0);
assert_se(streq(t, "fooo\\"));
free(t);
assert_se(isempty(p));
p = original = "\"foo\\";
assert_se(extract_first_word(&p, &t, NULL, 0) == -EINVAL);
assert_se(p == original + 5);
p = original = "\"foo\\";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_RELAX) > 0);
assert_se(streq(t, "foo"));
free(t);
assert_se(isempty(p));
p = original = "foo::bar";
assert_se(extract_first_word(&p, &t, ":", 0) == 1);
assert_se(streq(t, "foo"));
free(t);
assert_se(p == original + 5);
assert_se(extract_first_word(&p, &t, ":", 0) == 1);
assert_se(streq(t, "bar"));
free(t);
assert_se(isempty(p));
assert_se(extract_first_word(&p, &t, ":", 0) == 0);
assert_se(!t);
assert_se(isempty(p));
p = original = "foo\\:bar::waldo";
assert_se(extract_first_word(&p, &t, ":", 0) == 1);
assert_se(streq(t, "foo:bar"));
free(t);
assert_se(p == original + 10);
assert_se(extract_first_word(&p, &t, ":", 0) == 1);
assert_se(streq(t, "waldo"));
free(t);
assert_se(isempty(p));
assert_se(extract_first_word(&p, &t, ":", 0) == 0);
assert_se(!t);
assert_se(isempty(p));
p = original = "\"foo\\";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_CUNESCAPE_RELAX) == -EINVAL);
assert_se(p == original + 5);
p = original = "\"foo\\";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_CUNESCAPE_RELAX|EXTRACT_RELAX) > 0);
assert_se(streq(t, "foo\\"));
free(t);
assert_se(isempty(p));
p = original = "\"foo\\";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_CUNESCAPE|EXTRACT_CUNESCAPE_RELAX|EXTRACT_RELAX) > 0);
assert_se(streq(t, "foo\\"));
free(t);
assert_se(isempty(p));
p = original = "fooo\\ bar quux";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_RELAX) > 0);
assert_se(streq(t, "fooo bar"));
free(t);
assert_se(p == original + 10);
p = original = "fooo\\ bar quux";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE_RELAX) > 0);
assert_se(streq(t, "fooo bar"));
free(t);
assert_se(p == original + 10);
p = original = "fooo\\ bar quux";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE_RELAX|EXTRACT_RELAX) > 0);
assert_se(streq(t, "fooo bar"));
free(t);
assert_se(p == original + 10);
p = original = "fooo\\ bar quux";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE) == -EINVAL);
assert_se(p == original + 5);
p = original = "fooo\\ bar quux";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE|EXTRACT_CUNESCAPE_RELAX) > 0);
assert_se(streq(t, "fooo\\ bar"));
free(t);
assert_se(p == original + 10);
p = original = "\\w+@\\K[\\d.]+";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE) == -EINVAL);
assert_se(p == original + 1);
p = original = "\\w+@\\K[\\d.]+";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE|EXTRACT_CUNESCAPE_RELAX) > 0);
assert_se(streq(t, "\\w+@\\K[\\d.]+"));
free(t);
assert_se(isempty(p));
p = original = "\\w+\\b";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_CUNESCAPE|EXTRACT_CUNESCAPE_RELAX) > 0);
assert_se(streq(t, "\\w+\b"));
free(t);
assert_se(isempty(p));
p = original = "-N ''";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES) > 0);
assert_se(streq(t, "-N"));
free(t);
assert_se(p == original + 3);
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_QUOTES) > 0);
assert_se(streq(t, ""));
free(t);
assert_se(isempty(p));
p = original = ":foo\\:bar::waldo:";
assert_se(extract_first_word(&p, &t, ":", EXTRACT_DONT_COALESCE_SEPARATORS) == 1);
assert_se(t);
assert_se(streq(t, ""));
free(t);
assert_se(p == original + 1);
assert_se(extract_first_word(&p, &t, ":", EXTRACT_DONT_COALESCE_SEPARATORS) == 1);
assert_se(streq(t, "foo:bar"));
free(t);
assert_se(p == original + 10);
assert_se(extract_first_word(&p, &t, ":", EXTRACT_DONT_COALESCE_SEPARATORS) == 1);
assert_se(t);
assert_se(streq(t, ""));
free(t);
assert_se(p == original + 11);
assert_se(extract_first_word(&p, &t, ":", EXTRACT_DONT_COALESCE_SEPARATORS) == 1);
assert_se(streq(t, "waldo"));
free(t);
assert_se(p == original + 17);
assert_se(extract_first_word(&p, &t, ":", EXTRACT_DONT_COALESCE_SEPARATORS) == 1);
assert_se(streq(t, ""));
free(t);
assert_se(p == NULL);
assert_se(extract_first_word(&p, &t, ":", EXTRACT_DONT_COALESCE_SEPARATORS) == 0);
assert_se(!t);
assert_se(!p);
p = "foo\\xbar";
assert_se(extract_first_word(&p, &t, NULL, 0) > 0);
assert_se(streq(t, "fooxbar"));
free(t);
assert_se(p == NULL);
p = "foo\\xbar";
assert_se(extract_first_word(&p, &t, NULL, EXTRACT_RETAIN_ESCAPE) > 0);
assert_se(streq(t, "foo\\xbar"));
free(t);
assert_se(p == NULL);
}
static void test_extract_first_word_and_warn(void) {
const char *p, *original;
char *t;
p = original = "foobar waldo";
assert_se(extract_first_word_and_warn(&p, &t, NULL, 0, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "foobar"));
free(t);
assert_se(p == original + 7);
assert_se(extract_first_word_and_warn(&p, &t, NULL, 0, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "waldo"));
free(t);
assert_se(isempty(p));
assert_se(extract_first_word_and_warn(&p, &t, NULL, 0, NULL, "fake", 1, original) == 0);
assert_se(!t);
assert_se(isempty(p));
p = original = "\"foobar\" \'waldo\'";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_QUOTES, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "foobar"));
free(t);
assert_se(p == original + 9);
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_QUOTES, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "waldo"));
free(t);
assert_se(isempty(p));
assert_se(extract_first_word_and_warn(&p, &t, NULL, 0, NULL, "fake", 1, original) == 0);
assert_se(!t);
assert_se(isempty(p));
p = original = "\"";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_QUOTES, NULL, "fake", 1, original) == -EINVAL);
assert_se(p == original + 1);
p = original = "\'";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_QUOTES, NULL, "fake", 1, original) == -EINVAL);
assert_se(p == original + 1);
p = original = "\'fooo";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_QUOTES, NULL, "fake", 1, original) == -EINVAL);
assert_se(p == original + 5);
p = original = "\'fooo";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_RELAX, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "fooo"));
free(t);
assert_se(isempty(p));
p = original = " foo\\ba\\x6ar ";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_CUNESCAPE, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "foo\ba\x6ar"));
free(t);
assert_se(isempty(p));
p = original = " foo\\ba\\x6ar ";
assert_se(extract_first_word_and_warn(&p, &t, NULL, 0, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "foobax6ar"));
free(t);
assert_se(isempty(p));
p = original = " f\\u00f6o \"pi\\U0001F4A9le\" ";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_CUNESCAPE, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "föo"));
free(t);
assert_se(p == original + 13);
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_CUNESCAPE, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "pi\360\237\222\251le"));
free(t);
assert_se(isempty(p));
p = original = "fooo\\";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_RELAX, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "fooo"));
free(t);
assert_se(isempty(p));
p = original = "fooo\\";
assert_se(extract_first_word_and_warn(&p, &t, NULL, 0, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "fooo\\"));
free(t);
assert_se(isempty(p));
p = original = "fooo\\";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_CUNESCAPE, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "fooo\\"));
free(t);
assert_se(isempty(p));
p = original = "\"foo\\";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_QUOTES, NULL, "fake", 1, original) == -EINVAL);
assert_se(p == original + 5);
p = original = "\"foo\\";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_RELAX, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "foo"));
free(t);
assert_se(isempty(p));
p = original = "\"foo\\";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_CUNESCAPE, NULL, "fake", 1, original) == -EINVAL);
assert_se(p == original + 5);
p = original = "\"foo\\";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_QUOTES|EXTRACT_CUNESCAPE|EXTRACT_RELAX, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "foo"));
free(t);
assert_se(isempty(p));
p = original = "fooo\\ bar quux";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_RELAX, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "fooo bar"));
free(t);
assert_se(p == original + 10);
p = original = "fooo\\ bar quux";
assert_se(extract_first_word_and_warn(&p, &t, NULL, 0, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "fooo bar"));
free(t);
assert_se(p == original + 10);
p = original = "fooo\\ bar quux";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_CUNESCAPE, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "fooo\\ bar"));
free(t);
assert_se(p == original + 10);
p = original = "\\w+@\\K[\\d.]+";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_CUNESCAPE, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "\\w+@\\K[\\d.]+"));
free(t);
assert_se(isempty(p));
p = original = "\\w+\\b";
assert_se(extract_first_word_and_warn(&p, &t, NULL, EXTRACT_CUNESCAPE, NULL, "fake", 1, original) > 0);
assert_se(streq(t, "\\w+\b"));
free(t);
assert_se(isempty(p));
}
static void test_extract_many_words(void) {
const char *p, *original;
char *a, *b, *c;
p = original = "foobar waldi piep";
assert_se(extract_many_words(&p, NULL, 0, &a, &b, &c, NULL) == 3);
assert_se(isempty(p));
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(extract_many_words(&p, NULL, 0, &a, &b, &c, NULL) == 2);
assert_se(isempty(p));
assert_se(streq_ptr(a, "'foobar'"));
assert_se(streq_ptr(b, "wa\"ld\"i"));
assert_se(streq_ptr(c, NULL));
free(a);
free(b);
p = original = "'foobar' wa\"ld\"i ";
assert_se(extract_many_words(&p, NULL, EXTRACT_QUOTES, &a, &b, &c, NULL) == 2);
assert_se(isempty(p));
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(extract_many_words(&p, NULL, 0, &a, &b, &c, NULL) == 0);
assert_se(isempty(p));
assert_se(streq_ptr(a, NULL));
assert_se(streq_ptr(b, NULL));
assert_se(streq_ptr(c, NULL));
p = original = " ";
assert_se(extract_many_words(&p, NULL, 0, &a, &b, &c, NULL) == 0);
assert_se(isempty(p));
assert_se(streq_ptr(a, NULL));
assert_se(streq_ptr(b, NULL));
assert_se(streq_ptr(c, NULL));
p = original = "foobar";
assert_se(extract_many_words(&p, NULL, 0, NULL) == 0);
assert_se(p == original);
p = original = "foobar waldi";
assert_se(extract_many_words(&p, NULL, 0, &a, NULL) == 1);
assert_se(p == original+7);
assert_se(streq_ptr(a, "foobar"));
free(a);
p = original = " foobar ";
assert_se(extract_many_words(&p, NULL, 0, &a, NULL) == 1);
assert_se(isempty(p));
assert_se(streq_ptr(a, "foobar"));
free(a);
}
int main(int argc, char *argv[]) {
log_parse_environment();
log_open();
test_extract_first_word();
test_extract_first_word_and_warn();
test_extract_many_words();
return 0;
}