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// SPDX-License-Identifier: GPL-2.0
/* Copyright (c) 2023 Meta Platforms, Inc. and affiliates. */
#include <errno.h>
#include <sys/syscall.h>
#include <unistd.h>
#include "test_map_ops.skel.h"
#include "test_progs.h"
static void map_update(void)
{
(void)syscall(__NR_getpid);
}
static void map_delete(void)
{
(void)syscall(__NR_getppid);
}
static void map_push(void)
{
(void)syscall(__NR_getuid);
}
static void map_pop(void)
{
(void)syscall(__NR_geteuid);
}
static void map_peek(void)
{
(void)syscall(__NR_getgid);
}
static void map_for_each_pass(void)
{
(void)syscall(__NR_gettid);
}
static void map_for_each_fail(void)
{
(void)syscall(__NR_getpgid);
}
static int setup(struct test_map_ops **skel)
{
int err = 0;
if (!skel)
return -1;
*skel = test_map_ops__open();
if (!ASSERT_OK_PTR(*skel, "test_map_ops__open"))
return -1;
(*skel)->rodata->pid = getpid();
err = test_map_ops__load(*skel);
if (!ASSERT_OK(err, "test_map_ops__load"))
return err;
err = test_map_ops__attach(*skel);
if (!ASSERT_OK(err, "test_map_ops__attach"))
return err;
return err;
}
static void teardown(struct test_map_ops **skel)
{
if (skel && *skel)
test_map_ops__destroy(*skel);
}
static void map_ops_update_delete_subtest(void)
{
struct test_map_ops *skel;
if (setup(&skel))
goto teardown;
map_update();
ASSERT_OK(skel->bss->err, "map_update_initial");
map_update();
ASSERT_LT(skel->bss->err, 0, "map_update_existing");
ASSERT_EQ(skel->bss->err, -EEXIST, "map_update_existing");
map_delete();
ASSERT_OK(skel->bss->err, "map_delete_existing");
map_delete();
ASSERT_LT(skel->bss->err, 0, "map_delete_non_existing");
ASSERT_EQ(skel->bss->err, -ENOENT, "map_delete_non_existing");
teardown:
teardown(&skel);
}
static void map_ops_push_peek_pop_subtest(void)
{
struct test_map_ops *skel;
if (setup(&skel))
goto teardown;
map_push();
ASSERT_OK(skel->bss->err, "map_push_initial");
map_push();
ASSERT_LT(skel->bss->err, 0, "map_push_when_full");
ASSERT_EQ(skel->bss->err, -E2BIG, "map_push_when_full");
map_peek();
ASSERT_OK(skel->bss->err, "map_peek");
map_pop();
ASSERT_OK(skel->bss->err, "map_pop");
map_peek();
ASSERT_LT(skel->bss->err, 0, "map_peek_when_empty");
ASSERT_EQ(skel->bss->err, -ENOENT, "map_peek_when_empty");
map_pop();
ASSERT_LT(skel->bss->err, 0, "map_pop_when_empty");
ASSERT_EQ(skel->bss->err, -ENOENT, "map_pop_when_empty");
teardown:
teardown(&skel);
}
static void map_ops_for_each_subtest(void)
{
struct test_map_ops *skel;
if (setup(&skel))
goto teardown;
map_for_each_pass();
/* expect to iterate over 1 element */
ASSERT_EQ(skel->bss->err, 1, "map_for_each_no_flags");
map_for_each_fail();
ASSERT_LT(skel->bss->err, 0, "map_for_each_with_flags");
ASSERT_EQ(skel->bss->err, -EINVAL, "map_for_each_with_flags");
teardown:
teardown(&skel);
}
void test_map_ops(void)
{
if (test__start_subtest("map_ops_update_delete"))
map_ops_update_delete_subtest();
if (test__start_subtest("map_ops_push_peek_pop"))
map_ops_push_peek_pop_subtest();
if (test__start_subtest("map_ops_for_each"))
map_ops_for_each_subtest();
}
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