test/TestDebug.cpp

/*
 *   This file is part of the Standard Portable Library (SPL).
 *
 *   SPL 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 3 of the License, or
 *   (at your option) any later version.
 *
 *   SPL 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 SPL.  If not, see <http://www.gnu.org/licenses/>.
 */
#include <stdlib.h>

#include <spl/Debug.h>
#include <spl/Log.h>

#ifdef DEBUG

static void simplemalloctest(  )
{
        char *cp;

        DEBUG_CHECK_POINT_HEAP();

        cp = (char *)malloc( 2 * sizeof(char) );
        UNIT_ASSERT_MEM("debugmalloctest", cp, 2*sizeof(char));

        cp[1] = '\0';
        cp[0] = 'A';
        DEBUG_CLEAR_MEM_CHECK_POINTS();

        UNIT_ASSERT_PTR("debugmalloctest", cp);
        UNIT_ASSERT_MEM("debugmalloctest", cp, 2*sizeof(char));
        DEBUG_NOTE_MEM_ALLOCATION( cp );
        UNIT_ASSERT_MEM_NOTED("debugmalloctest");

        free( cp );

        UNIT_ASSERT_CHECK_POINT("debugmalloctest");
        Log::SWriteOkFail( "debug simple malloc" );
}

static void debugmalloctest(  )
{
        void *allocs[1000];
        int x;

        DEBUG_CHECK_POINT_HEAP();

        for ( x = 0; x < 1000; x++ )
        {
                allocs[x] = NULL;
        }
        for ( x = 0; x < 1000; x++ )
        {
                allocs[x] = malloc( 100 );
        }
        DEBUG_CLEAR_MEM_CHECK_POINTS();

        for ( x = 0; x < 1000; x++ )
        {
                UNIT_ASSERT_PTR("debugmalloctest", allocs[x]);
                UNIT_ASSERT_MEM("debugmalloctest", allocs[x], 100);
                DEBUG_NOTE_MEM_ALLOCATION( allocs[x] );
        }
        UNIT_ASSERT_MEM_NOTED("debugmalloctest");

        for ( x = 0; x < 1000; x++ )
        {
                free(allocs[x]);
        }
        UNIT_ASSERT_CHECK_POINT("debugmalloctest");
        Log::SWriteOkFail( "debug malloc" );
}

static void pointercheck(  )
{
        char *cp;

        cp = (char *)malloc(10);
        UNIT_ASSERT( "pointercheck", _debugCheckPtr(cp) );
        UNIT_ASSERT( "pointercheck", _debugCheckPtr(&cp[4]) );
        UNIT_ASSERT( "pointercheck", ! _debugCheckPtr(&cp[10]) );
        free(cp);

        Log::SWriteOkFail( "debug pointer check" );
}

static void memblockcheck(  )
{
        char *cp;
        
        cp = (char *)malloc(10);
        UNIT_ASSERT( "", _debugCheckBlock(cp, 10) );
        free(cp);

        Log::SWriteOkFail( "debug mem block check" );
}

void _testdebug(  )
{
        simplemalloctest(  );
        debugmalloctest(  );
        pointercheck(  );
        memblockcheck(  );
        UNIT_ASSERT_MEM_NOTED("testdebug");
}

#endif /* DEBUG */