1// SPDX-License-Identifier: GPL-2.0
 2/* Copyright (c) 2021 Facebook */
 3
 4#include <test_progs.h>
 5#include <sys/syscall.h>
 6#include "linked_maps.skel.h"
 7
 8void test_linked_maps(void)
 9{
10	int err;
11	struct linked_maps *skel;
12
13	skel = linked_maps__open_and_load();
14	if (!ASSERT_OK_PTR(skel, "skel_open"))
15		return;
16
17	err = linked_maps__attach(skel);
18	if (!ASSERT_OK(err, "skel_attach"))
19		goto cleanup;
20
21	/* trigger */
22	syscall(SYS_getpgid);
23
24	ASSERT_EQ(skel->bss->output_first1, 2000, "output_first1");
25	ASSERT_EQ(skel->bss->output_second1, 2, "output_second1");
26	ASSERT_EQ(skel->bss->output_weak1, 2, "output_weak1");
27
28cleanup:
29	linked_maps__destroy(skel);
30}