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/**********************************************************************
* *
* Unit tests for CBF's memory allocation routines, to ensure *
* they work as documented and protect against regressions. *
* *
* J.Sloan *
* *
**********************************************************************
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License as *
* published by the Free Software Foundation; either version 2 of *
* (the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software *
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA *
* 02111-1307 USA *
* *
**********************************************************************
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Lesser General Public *
* License as published by the Free Software Foundation; either *
* version 2.1 of the License, or (at your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this library; if not, write to the Free *
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, *
* MA 02110-1301 USA *
* *
**********************************************************************
* *
* YOU MAY REDISTRIBUTE THE CBFLIB PACKAGE UNDER THE TERMS OF THE GPL *
* *
* ALTERNATIVELY YOU MAY REDISTRIBUTE THE CBFLIB API UNDER THE TERMS *
* OF THE LGPL *
* *
*********************************************************************/
#include <stdio.h>
#include <cbf_alloc.h>
#include "cbf.h"
#include "unittest.h"
/*
cbf_realloc should:
behave in a similar way to malloc, if given no or zero 'old_nelem';
behave in a similar way to free, if given 0 for 'elsize' or 'nelem';
retain the contents of any allocated block up to the minimum of
'*old_nelem * elsize' (the old size) and 'nelem * elsize' (the new size).
*/
testResult_t test_cbf_realloc( void )
{
testResult_t r = {0,0,0};
int error = CBF_SUCCESS;
int * block = NULL;
size_t nelem = 0;
/* test expected failures */
TEST_CBF_FAIL(cbf_realloc(0,&nelem,sizeof(int),4));
TEST_CBF_FAIL(cbf_realloc((void**)&block,&nelem,0,4));
/* check a precondition */
TEST(!block);
/* allocate */
TEST_CBF_PASS(cbf_realloc((void**)&block,&nelem,sizeof(int),4));
TEST(block);
/* fill with some sample data */
block[0] = 0;
block[1] = 1;
block[2] = 2;
block[3] = 3;
/* reallocate */
TEST_CBF_PASS(cbf_realloc((void**)&block,&nelem,sizeof(int),8));
TEST(block);
/* check the sample data */
TEST(0==block[0]);
TEST(1==block[1]);
TEST(2==block[2]);
TEST(3==block[3]);
/* free */
TEST_CBF_PASS(cbf_realloc((void**)&block,&nelem,sizeof(int),0));
/* Note: this doesn't check that 'block' has been free'd, valgrind is required for that. */
TEST(!block);
return r;
}
int main(int argc, char ** argv)
{
CBF_UNUSED(argc);
CBF_UNUSED(argv);
testResult_t r = {0,0,0};
TEST_COMPONENT(test_cbf_realloc());
printf_results(&r);
return r.fail ? 1 : 0;
}
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