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

//

//        strstr.c

//

//        Testcase for C library strstr()

//

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

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

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

//

// Author(s):     ctarpy, jlarmour

// Contributors:  

// Date:          2000-04-30

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

//

//

//####DESCRIPTIONEND####

// INCLUDES

#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()

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

{

    char x[300];

    char y[300];

    char *ret;

    CYG_TEST_INIT();

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

                  "strstr() 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");

    my_strcpy(y, "fwends");

    ret = strstr(x, y);

    CYG_TEST_PASS_FAIL( (ret == &x[19]), "Simple strstr()" );

    // Check 2 (boundary condition)

    my_strcpy(x, "Not bad for a little fur ball. You! Stay here.");

    my_strcpy(y, "ball ");

    ret = strstr(x, y);

    CYG_TEST_PASS_FAIL( (ret == NULL), "String to search for not present" );

    // Check 3 (boundary condition)

    my_strcpy(x, "");

    my_strcpy(y, "zx");

    ret = strstr(x, y);

    CYG_TEST_PASS_FAIL( (ret == NULL), "Empty string to search" );

    // Check 4 (boundary condition)

    my_strcpy(x, "fdafdafdfahjgf");

    my_strcpy(y, "");

    ret = strstr(x, y);

    CYG_TEST_PASS_FAIL( (ret == x), "Empty search string" );

    // Check 5 (boundary condition)

    my_strcpy(x, "");

    my_strcpy(y, "");

    ret = strstr(x, y);

    CYG_TEST_PASS_FAIL( (ret == x), "Both strings empty" );

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

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

                    "strstr() function");

} // main()

// EOF strstr.c