qsort.c

ecos实时嵌入式操作系统

//=================================================================
//
//        qsort.c
//
//        Testcase for C library qsort()
//
//=================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
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//####ECOSGPLCOPYRIGHTEND####
//=================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s):     jlarmour
// Contributors:  
// Date:          2000-04-30
// Description:   Contains testcode for C library qsort() function
//
//
//####DESCRIPTIONEND####

// INCLUDES

#include <stdlib.h>
#include <cyg/infra/testcase.h>


// FUNCTIONS


static int
Compar( const void *int1, const void *int2 )
{
    if ( *(int*)int1 < *(int*)int2 )
        return -1;
    else if ( *(int*)int1 == *(int*)int2 )
        return 0;
    else
        return 1;
} // Compar()

int
main( int argc, char *argv[] )
{
    unsigned int ctr;
    int fail=0;
    int i_array_sorted[] = {1, 5, 8, 35, 84, 258, 1022, 5300, 7372, 9029};
    int i_array_unsorted[] = {258, 8, 7372, 1, 5, 9029, 1022, 35, 5300, 84};

    CYG_TEST_INIT();

    CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C library "
                  "qsort() function");

    qsort(i_array_unsorted,
          sizeof(i_array_unsorted) / sizeof(i_array_unsorted[0]),
          sizeof(int), &Compar);

    for (ctr = 0;
         ctr < (sizeof(i_array_unsorted) / sizeof(i_array_unsorted[0]));
         ++ctr)
    {
        if (i_array_sorted[ctr] != i_array_unsorted[ctr])
            ++fail;
    } // for

    CYG_TEST_PASS_FAIL( fail == 0, "qsort() sorts correctly" );

//    CYG_TEST_NA("Testing is not applicable to this configuration");

    CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C library "
                    "qsort() function");

} // main()

// EOF qsort.c