plibsys/tests/plibraryloader_test.cpp at master · sigdev2/plibsys · GitHub

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* The MIT License

* Permission is hereby granted, free of charge, to any person obtaining

* a copy of this software and associated documentation files (the

* 'Software'), to deal in the Software without restriction, including

* without limitation the rights to use, copy, modify, merge, publish,

* distribute, sublicense, and/or sell copies of the Software, and to

* permit persons to whom the Software is furnished to do so, subject to

* the following conditions:

* The above copyright notice and this permission notice shall be

* included in all copies or substantial portions of the Software.

* THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,

* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY

* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

#include "plibsys.h"

#include "ptestmacros.h"

#include <stdio.h>

#if defined (P_OS_AIX)

# include <cstring>

#endif

P_TEST_MODULE_INIT ();

static pchar *g_argv = NULL;

extern "C" ppointer pmem_alloc (psize nbytes)

{

P_UNUSED (nbytes);

return (ppointer) NULL;

}

extern "C" ppointer pmem_realloc (ppointer block, psize nbytes)

{

P_UNUSED (block);

P_UNUSED (nbytes);

return (ppointer) NULL;

}

extern "C" void pmem_free (ppointer block)

{

P_UNUSED (block);

}

P_TEST_CASE_BEGIN (plibraryloader_nomem_test)

{

p_libsys_init ();

if (P_UNLIKELY (p_library_loader_is_ref_counted () == FALSE)) {

p_libsys_shutdown ();

P_TEST_CASE_RETURN ();

}

/* Cleanup from previous run */

p_file_remove ("." P_DIR_SEPARATOR "p_empty_file.txt", NULL);

FILE *file = fopen ("." P_DIR_SEPARATOR "p_empty_file.txt", "w");

P_TEST_CHECK (file != NULL);

P_TEST_CHECK (fclose (file) == 0);

PMemVTable vtable;

vtable.f_free = pmem_free;

vtable.f_malloc = pmem_alloc;

vtable.f_realloc = pmem_realloc;

P_TEST_CHECK (p_mem_set_vtable (&vtable) == TRUE);

#ifdef P_OS_WIN

SetErrorMode (SEM_FAILCRITICALERRORS);

#endif

P_TEST_CHECK (p_library_loader_new ("." P_DIR_SEPARATOR "p_empty_file.txt") == NULL);

P_TEST_CHECK (p_library_loader_new (g_argv) == NULL);

#ifdef P_OS_WIN

SetErrorMode (0);

#endif

p_mem_restore_vtable ();

P_TEST_CHECK (p_file_remove ("." P_DIR_SEPARATOR "p_empty_file.txt", NULL) == TRUE);

p_libsys_shutdown ();

}

P_TEST_CASE_END ()

P_TEST_CASE_BEGIN (plibraryloader_general_test)

{

PLibraryLoader *loader;

pchar *err_msg;

void (*mfree_func) (void *);

#if defined (P_OS_AIX)

pchar *real_path;

psize path_size;

#endif

p_libsys_init ();

/* Invalid usage */

P_TEST_CHECK (p_library_loader_new (NULL) == NULL);

P_TEST_CHECK (p_library_loader_new ("./unexistent_file.nofile") == NULL);

P_TEST_CHECK (p_library_loader_get_symbol (NULL, NULL) == NULL);

P_TEST_CHECK (p_library_loader_get_symbol (NULL, "unexistent_symbol") == NULL);

p_library_loader_free (NULL);

/* General tests */

/* At least not on HP-UX it should be true */

#if !defined (P_OS_HPUX)

P_TEST_CHECK (p_library_loader_is_ref_counted () == TRUE);

#else

p_library_loader_is_ref_counted ();

#endif

err_msg = p_library_loader_get_last_error (NULL);

p_free (err_msg);

if (P_UNLIKELY (p_library_loader_is_ref_counted () == FALSE)) {

p_libsys_shutdown ();

P_TEST_CASE_RETURN ();

}

loader = p_library_loader_new (g_argv);

#if defined (P_OS_AIX)

if (loader == NULL) {

path_size = (psize) (strlen (g_argv) + strlen ("(libplibsys.so.xyz)") + 1);

real_path = (pchar *) p_malloc0 (path_size);

P_TEST_REQUIRE (real_path != NULL);

P_TEST_REQUIRE (snprintf (real_path,

path_size,

"%s(libplibsys.so.%d)",

g_argv,

PLIBSYS_VERSION_MAJOR) > 0);

loader = p_library_loader_new (real_path);

p_free (real_path);

}

#endif

P_TEST_REQUIRE (loader != NULL);

P_TEST_CHECK (p_library_loader_get_symbol (loader, "there_is_no_such_a_symbol") == (PFuncAddr) NULL);

err_msg = p_library_loader_get_last_error (loader);

P_TEST_CHECK (err_msg != NULL);

p_free (err_msg);

mfree_func = (void (*) (void *)) p_library_loader_get_symbol (loader, "p_free");

if (mfree_func == NULL)

mfree_func = (void (*) (void *)) p_library_loader_get_symbol (loader, "_p_free");

/* For Watcom C */

if (mfree_func == NULL)

mfree_func = (void (*) (void *)) p_library_loader_get_symbol (loader, "p_free_");

P_TEST_REQUIRE (mfree_func != NULL);

err_msg = p_library_loader_get_last_error (loader);

p_free (err_msg);

mfree_func (NULL);

p_library_loader_free (loader);

p_libsys_shutdown ();

}

P_TEST_CASE_END ()

P_TEST_SUITE_ARGS_BEGIN()

{

/* We assume that 3rd argument is ourself library path */

P_TEST_REQUIRE (argc > 1);

g_argv = argv[argc - 1];

P_TEST_SUITE_RUN_CASE (plibraryloader_nomem_test);

P_TEST_SUITE_RUN_CASE (plibraryloader_general_test);

g_argv = NULL;

}

P_TEST_SUITE_END()

plibsys/tests/plibraryloader_test.cpp at master · sigdev2/plibsys · GitHub

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