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

// INCLUDES

#include <pkgconf/isoinfra.h>
#include <string.h>
#include <cyg/infra/testcase.h>


// FUNCTIONS

// Functions to avoid having to use libc strings

static char *my_strcpy(char *s1, const char *s2)
{
    while (*s2 != '\0') {
        *(s1++) = *(s2++);
    }
    *s1 = '\0';

    return s1; 
} // my_strcpy()


#if CYGINT_ISO_MAIN_STARTUP
int main( int argc, char *argv[] )
#else
void cyg_user_start(void)
#endif
{
    char x[300];
    char *ret;

    CYG_TEST_INIT();

    CYG_TEST_INFO("Starting tests from testcase " __FILE__ " for C library "
                  "strrchr() function");
    CYG_TEST_INFO("This testcase provides simple basic tests");

    // Check 1
    my_strcpy(x, "I will not have my fwends widiculed by the common soldiewy");
    ret = strrchr(x, (int) 'c');
    CYG_TEST_PASS_FAIL( (ret == &x[43]), "Simple strrchr()" );

    // Check 2
    my_strcpy(x, "Not bad for a little fur ball. You! Stay here.");
    ret = strrchr(x, (int) 'z');
    CYG_TEST_PASS_FAIL( (ret == NULL), "Character not found");

    // Check 3 (boundary condition)
    my_strcpy(x, "");
    ret = strrchr(x, (int) 'c');
    CYG_TEST_PASS_FAIL( (ret == NULL), "String to search empty" );

    // Check 4 (boundary condition)
    my_strcpy(x, "zx");
    ret = strrchr(x, '\0');
    CYG_TEST_PASS_FAIL( (ret == &x[2]), "Null search character" );

    // Check 5 (boundary condition)
    my_strcpy(x, "");
    ret = strrchr(x, '\0');
    CYG_TEST_PASS_FAIL( (ret == x), "String empty and null search char" );


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

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

} // main()

// EOF strrchr.c
