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//=================================================================

//

//        strchr.c

//

//        Testcase for C library strchr()

//

//=================================================================

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//=================================================================

//#####DESCRIPTIONBEGIN####

//

// Author(s):     ctarpy, jlarmour

// Contributors:  

// Date:          2000-04-30

// Description:   Contains testcode for C library strchr() function

//

//

//####DESCRIPTIONEND####

// INCLUDES

#include <string.h>

#include <cyg/infra/testcase.h>

// FUNCTIONS

// Functions to avoid having to use libc strings

static int my_strcmp(const char *s1, const char *s2)

{

    for ( ; *s1 == *s2 ; s1++,s2++ )

    {

        if ( *s1 == '\0' )

            break;

    } // for

    return (*s1 - *s2);

} // my_strcmp()

int main( int argc, char *argv[] )

{

    char x[] = "Your feeble skills are no match for the power of "

               "the dark side!";

    char empty_str[] = "";

    char *ret;

    CYG_TEST_INIT();

    CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C library "

                  "strchr() function");

    // Check 1

    ret = strchr(x, (int)'k');

    CYG_TEST_PASS_FAIL( (my_strcmp(ret, x+13) == 0), "Simple test 1" );

    // Check 2

    ret = strchr(x, (int)'p');

    CYG_TEST_PASS_FAIL( (my_strcmp(ret, x+40) == 0), "Simple test 2" );

    // Check 3

    ret = strchr(x, (int)'z');

    CYG_TEST_PASS_FAIL( (ret == NULL), "Simple test 3" );

    // Check 4 (boundary condition)

    ret = strchr(x, (int)'\0');

    CYG_TEST_PASS_FAIL( ret == (x+sizeof(x)-1), "Boundary test 1" );

    // Check 5 (boundary condition)

    ret = strchr( empty_str, (int)'\0' );

    CYG_TEST_PASS_FAIL( ret == empty_str, "Boundary test 2" );

    CYG_TEST_FINISH("Finished tests from testcase " __FILE__ " for C library "

                    "strchr() function");

} // main()

// EOF strchr.c