inner_array_lookup.c

 1// SPDX-License-Identifier: GPL-2.0-only
 2
 3#include <test_progs.h>
 4
 5#include "inner_array_lookup.skel.h"
 6
 7void test_inner_array_lookup(void)
 8{
 9	int map1_fd, err;
10	int key = 3;
11	int val = 1;
12	struct inner_array_lookup *skel;
13
14	skel = inner_array_lookup__open_and_load();
15	if (!ASSERT_OK_PTR(skel, "open_load_skeleton"))
16		return;
17
18	err = inner_array_lookup__attach(skel);
19	if (!ASSERT_OK(err, "skeleton_attach"))
20		goto cleanup;
21
22	map1_fd = bpf_map__fd(skel->maps.inner_map1);
23	bpf_map_update_elem(map1_fd, &key, &val, 0);
24
25	/* Probe should have set the element at index 3 to 2 */
26	bpf_map_lookup_elem(map1_fd, &key, &val);
27	ASSERT_EQ(val, 2, "value_is_2");
28
29cleanup:
30	inner_array_lookup__destroy(skel);
31}