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/***
This file is part of systemd.
Copyright 2014 systemd developers
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 "macro.h"
#include "strv.h"
#include "verbs.h"
static int noop_dispatcher(int argc, char *argv[], void *userdata) {
return 0;
}
#define test_dispatch_one(argv, verbs, expected) \
optind = 0; \
assert_se(dispatch_verb(strv_length(argv), argv, verbs, NULL) == expected);
static void test_verbs(void) {
static const Verb verbs[] = {
{ "help", VERB_ANY, VERB_ANY, 0, noop_dispatcher },
{ "list-images", VERB_ANY, 1, 0, noop_dispatcher },
{ "list", VERB_ANY, 2, VERB_DEFAULT, noop_dispatcher },
{ "status", 2, VERB_ANY, 0, noop_dispatcher },
{ "show", VERB_ANY, VERB_ANY, 0, noop_dispatcher },
{ "terminate", 2, VERB_ANY, 0, noop_dispatcher },
{ "login", 2, 2, 0, noop_dispatcher },
{ "copy-to", 3, 4, 0, noop_dispatcher },
{}
};
/* not found */
test_dispatch_one(STRV_MAKE("command-not-found"), verbs, -EINVAL);
/* found */
test_dispatch_one(STRV_MAKE("show"), verbs, 0);
/* found, too few args */
test_dispatch_one(STRV_MAKE("copy-to", "foo"), verbs, -EINVAL);
/* found, meets min args */
test_dispatch_one(STRV_MAKE("status", "foo", "bar"), verbs, 0);
/* found, too many args */
test_dispatch_one(STRV_MAKE("copy-to", "foo", "bar", "baz", "quux", "qaax"), verbs, -EINVAL);
/* no verb, but a default is set */
test_dispatch_one(STRV_MAKE_EMPTY, verbs, 0);
}
static void test_verbs_no_default(void) {
static const Verb verbs[] = {
{ "help", VERB_ANY, VERB_ANY, 0, noop_dispatcher },
{},
};
test_dispatch_one(STRV_MAKE(NULL), verbs, -EINVAL);
}
int main(int argc, char *argv[]) {
test_verbs();
test_verbs_no_default();
return 0;
}
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