/*

 * Copyright (C) 2011-2013  ProFUSION embedded systems

 *

 * This program 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.

 *

 * This program 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 this library; if not, see <http://www.gnu.org/licenses/>.

 */

#include <errno.h>

#include <inttypes.h>

#include <stddef.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <unistd.h>

#include <shared/util.h>

#include <libkmod/libkmod.h>

#include "testsuite.h"

#define TEST_UNAME "4.0.20-kmod"

static noreturn int test_dependencies(const struct test *t)

{

	struct kmod_ctx *ctx;

	struct kmod_module *mod = NULL;

	struct kmod_list *list, *l;

	int err;

	size_t len = 0;

	int fooa = 0, foob = 0, fooc = 0;

	ctx = kmod_new(NULL, NULL);

	if (ctx == NULL)

		exit(EXIT_FAILURE);

	err = kmod_module_new_from_name(ctx, "mod-foo", &mod);

	if (err < 0 || mod == NULL) {

		kmod_unref(ctx);

		exit(EXIT_FAILURE);

	}

	list = kmod_module_get_dependencies(mod);

	kmod_list_foreach(l, list) {

		struct kmod_module *m = kmod_module_get_module(l);

		const char *name = kmod_module_get_name(m);

		if (streq(name, "mod_foo_a"))

			fooa = 1;

		if (streq(name, "mod_foo_b"))

			foob = 1;

		else if (streq(name, "mod_foo_c"))

			fooc = 1;

		fprintf(stderr, "name=%s", name);

		kmod_module_unref(m);

		len++;

	}

	/* fooa, foob, fooc */

	if (len != 3 || !fooa || !foob || !fooc)

		exit(EXIT_FAILURE);

	kmod_module_unref_list(list);

	kmod_module_unref(mod);

	kmod_unref(ctx);

	exit(EXIT_SUCCESS);

}

DEFINE_TEST(test_dependencies,

	.description = "test if kmod_module_get_dependencies works",

	.config = {

		[TC_UNAME_R] = TEST_UNAME,

		[TC_ROOTFS] = TESTSUITE_ROOTFS "test-dependencies/",

	},

	.need_spawn = true);

TESTSUITE_MAIN();