jcs.org
Serenity Operating System
1/*
2 * Copyright (c) 2021, Rodrigo Tobar <rtobarc@gmail.com>
3 *
4 * SPDX-License-Identifier: BSD-2-Clause
5 */
6
7#include <LibTest/TestCase.h>
8#include <dlfcn.h>
9
10TEST_CASE(test_dlopen)
11{
12 auto liba = dlopen("/usr/Tests/LibELF/libDynlibA.so", 0);
13 EXPECT_NE(liba, nullptr);
14 auto libb = dlopen("/usr/Tests/LibELF/libDynlibB.so", 0);
15 EXPECT_NE(libb, nullptr);
16
17 typedef int (*dynlib_func_t)();
18 dynlib_func_t func_a = (dynlib_func_t)dlsym(liba, "dynliba_function");
19 EXPECT_NE(func_a, nullptr);
20 EXPECT_EQ(0, func_a());
21
22 dynlib_func_t func_b = (dynlib_func_t)dlsym(libb, "dynlibb_function");
23 EXPECT_NE(func_b, nullptr);
24 EXPECT_EQ(0, func_b());
25}
26
27TEST_CASE(test_dlsym_rtld_default)
28{
29 auto libd = dlopen("/usr/Tests/LibELF/libDynlibD.so", 0);
30 EXPECT_NE(libd, nullptr);
31 if (libd == nullptr) {
32 warnln("can't open libDynlibD.so, {}", dlerror());
33 return;
34 }
35
36 typedef int (*dynlib_func_t)();
37 dynlib_func_t func_c = (dynlib_func_t)dlsym(RTLD_DEFAULT, "dynlibc_function");
38 EXPECT_NE(func_c, nullptr);
39 EXPECT_EQ(0, func_c());
40
41 dynlib_func_t func_d = (dynlib_func_t)dlsym(RTLD_DEFAULT, "dynlibd_function");
42 EXPECT_NE(func_d, nullptr);
43 EXPECT_EQ(0, func_d());
44
45 dlclose(libd);
46}