ft_strmapi.c

#include <stdlib.h>
#include "libft.h"

char	*ft_strmapi(char const *s, char (*f)(unsigned int, char))
{
	unsigned long i;
	unsigned long l;
	char          *str;

	l = ft_strlen(s);
	str = (char*)malloc(sizeof(char) * (l + 1));
	if (str == 0)
		return (str);
	i = 0;
	while (i < l)
	{
		str[i] = (*f)(i, str[i]);
		++i;
	}
	str[i] = 0;
	return (str);
}

char            f_strmapi(unsigned i, char c) { return (c + i); }

void            test_ft_strmapi_basic(void *ptr) {
    char *  (*ft_strmapi)(const char *, char (*)(unsigned, char)) = ptr;
    SET_EXPLANATION("your strmapi does not work");

    SANDBOX_RAISE(
            char    *b = "override this !";
            char    b2[0xF0];
            size_t  size = strlen(b);

            for (size_t i = 0; i < size; i++)
                b2[i] = f_strmapi(i, b[i]);
            b2[size] = 0;
            char    *ret = ft_strmapi(b, f_strmapi);
            if (!strcmp(b2, ret))
                exit(TEST_SUCCESS);
            SET_DIFF(ret, b2);
            exit(TEST_FAILED);
            );
}

void            test_ft_strmapi_zero(void *ptr) {
    char *  (*ft_strmapi)(const char *, char (*)(unsigned, char)) = ptr;
    SET_EXPLANATION("your strmapi did not set \\0 at the end of the string");

    SANDBOX_RAISE(
            char    *b = "override this !";
            char    b2[0xF0];
            size_t  size = strlen(b);

            for (size_t i = 0; i < size; i++)
                b2[i] = f_strmapi(i, b[i]);
            b2[size] = 0;
            MALLOC_MEMSET;
            char    *ret = ft_strmapi(b, f_strmapi);
            MALLOC_RESET;
            if (!memcmp(b2, ret, size + 1))
                exit(TEST_SUCCESS);
            SET_DIFF(ret, b2);
            exit(TEST_FAILED);
            );
}

void            test_ft_strmapi_size(void *ptr) {
    char *  (*ft_strmapi)(const char *, char (*)(unsigned, char)) = ptr;
    SET_EXPLANATION("your strmapi did not set \\0 at the end of the string");

    SANDBOX_RAISE(
            char    *b = "override this !";
            size_t  size = strlen(b);
            int     ret_size;

            MALLOC_SIZE;
            ft_strmapi(b, f_strmapi);
            MALLOC_RESET;
            ret_size = get_last_malloc_size();
            if ((int)size + 1 == ret_size)
                exit(TEST_SUCCESS);
            SET_DIFF_INT((int)size + 1, ret_size);
            exit(TEST_KO);
            );
}

void            test_ft_strmapi_free(void *ptr) {
    char *  (*ft_strmapi)(const char *, char (*)(unsigned, char)) = ptr;
    SET_EXPLANATION("your strmapi does not malloc ?");

    SANDBOX_RAISE(
            char    *b = "override this !";
            char    b2[0xF0];
            size_t  size = strlen(b);

            for (size_t i = 0; i < size; i++)
                b2[i] = f_strmapi(i, b[i]);
            b2[size] = 0;
            STDOUT_TO_BUFF;
            char *newstr = ft_strmapi(b, f_strmapi);
            if (!strcmp(newstr, b2))
                exit(TEST_SUCCESS);
            free(newstr);
            write(1, "", 1);
            VOID_STDOUT;
            SET_DIFF(b2, newstr);
            exit(TEST_FAILED);
            );
}

#include <stdlib.h>
#include "libft.h"

char	*ft_strmapi(char const *s, char (*f)(unsigned int, char))
{
	unsigned long i;
	unsigned long l;
	char          *str;

	l = ft_strlen(s);
	str = (char*)malloc(sizeof(char) * (l + 1));
	if (str == 0)
		return (str);
	i = 0;
	while (i < l)
	{
		str[i] = (*f)(i, s[i]);
		++i;
	}
	str[i] = 0;
	return (str);
}

char            f_strmapi(unsigned i, char c) { return (c + i); }

void            test_ft_strmapi_basic(void *ptr) {
    char *  (*ft_strmapi)(const char *, char (*)(unsigned, char)) = ptr;
    SET_EXPLANATION("your strmapi does not work");

    SANDBOX_RAISE(
            char    *b = "override this !";
            char    b2[0xF0];
            size_t  size = strlen(b);

            for (size_t i = 0; i < size; i++)
                b2[i] = f_strmapi(i, b[i]);
            b2[size] = 0;
            char    *ret = ft_strmapi(b, f_strmapi);
            if (!strcmp(b2, ret))
                exit(TEST_SUCCESS);
            SET_DIFF(ret, b2);
            exit(TEST_FAILED);
            );
}