mirror of
https://github.com/SerenityOS/serenity
synced 2024-07-09 03:50:45 +00:00
103 lines
2.4 KiB
C++
103 lines
2.4 KiB
C++
/*
|
|
* Copyright (c) 2018-2023, the SerenityOS developers.
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#include <AK/ByteString.h>
|
|
#include <AK/HashTable.h>
|
|
#include <LibTest/Macros.h>
|
|
#include <LibTest/TestCase.h>
|
|
#include <grp.h>
|
|
|
|
void check_correctness(struct group* gr);
|
|
|
|
void check_correctness(struct group* gr)
|
|
{
|
|
EXPECT_NE(gr, nullptr);
|
|
EXPECT_EQ(gr->gr_gid, (gid_t)3);
|
|
EXPECT_EQ(gr->gr_name, "phys"sv);
|
|
EXPECT_EQ(gr->gr_passwd, "x"sv);
|
|
|
|
HashTable<ByteString> members;
|
|
for (char** mem = gr->gr_mem; *mem; ++mem) {
|
|
members.set(ByteString(*mem));
|
|
}
|
|
|
|
EXPECT_EQ(true, members.contains("window"sv));
|
|
EXPECT_EQ(true, members.contains("anon"sv));
|
|
}
|
|
|
|
TEST_CASE(getgrid_returns_correct_value)
|
|
{
|
|
// From Base/etc/group
|
|
// phys:x:3:window,anon
|
|
struct group* gr = getgrgid(3);
|
|
|
|
check_correctness(gr);
|
|
|
|
gr = getgrgid(99999);
|
|
EXPECT_EQ(gr, nullptr);
|
|
}
|
|
|
|
TEST_CASE(getgrid_r_uses_provided_buffer)
|
|
{
|
|
// From Base/etc/group
|
|
// phys:x:3:window,anon
|
|
|
|
struct group g;
|
|
struct group* res;
|
|
AK::Array<char, 1024> buffer;
|
|
|
|
setgrent();
|
|
int rc = getgrgid_r(3, &g, buffer.data(), buffer.size(), &res);
|
|
endgrent();
|
|
EXPECT_EQ(rc, 0);
|
|
check_correctness(&g);
|
|
EXPECT_EQ(res, &g);
|
|
|
|
auto is_pointer_in_range = [&buffer](void* ptr) {
|
|
return (buffer.data() <= ptr) && (ptr < buffer.data() + buffer.size());
|
|
};
|
|
|
|
EXPECT(is_pointer_in_range(g.gr_mem));
|
|
EXPECT(is_pointer_in_range(g.gr_name));
|
|
|
|
char** mem = g.gr_mem;
|
|
for (; *mem; ++mem) {
|
|
EXPECT(is_pointer_in_range(mem));
|
|
EXPECT(is_pointer_in_range(*mem));
|
|
}
|
|
EXPECT(is_pointer_in_range(mem));
|
|
}
|
|
|
|
TEST_CASE(getgrname_r_uses_provided_buffer)
|
|
{
|
|
// From Base/etc/group
|
|
// phys:x:3:window,anon
|
|
|
|
struct group g;
|
|
struct group* res;
|
|
AK::Array<char, 1024> buffer;
|
|
setgrent();
|
|
int rc = getgrnam_r("phys", &g, buffer.data(), buffer.size(), &res);
|
|
endgrent();
|
|
EXPECT_EQ(rc, 0);
|
|
check_correctness(&g);
|
|
EXPECT_EQ(res, &g);
|
|
|
|
auto is_pointer_in_range = [&buffer](void* ptr) {
|
|
return (buffer.data() <= ptr) && (ptr < buffer.data() + buffer.size());
|
|
};
|
|
|
|
EXPECT(is_pointer_in_range(g.gr_mem));
|
|
EXPECT(is_pointer_in_range(g.gr_name));
|
|
|
|
char** mem = g.gr_mem;
|
|
for (; *mem; ++mem) {
|
|
EXPECT(is_pointer_in_range(mem));
|
|
EXPECT(is_pointer_in_range(*mem));
|
|
}
|
|
EXPECT(is_pointer_in_range(mem));
|
|
}
|