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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* header.h :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: cacharle <marvin@42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2020/02/06 18:13:32 by cacharle #+# #+# */
/* Updated: 2020/07/08 18:16:16 by ykoh ### ########.fr */
/* */
/* ************************************************************************** */
#ifndef FT_PRINTF_TEST_HEADER_H
# define FT_PRINTF_TEST_HEADER_H
# include <sys/select.h>
# include <sys/wait.h>
# include <stdlib.h>
# include <stdio.h>
# include <unistd.h>
# include <string.h>
# include <stdbool.h>
# include <signal.h>
int pid;
int pid2;
bool signaled;
static bool origin_signaled = false;
static bool user_signaled = false;
int origin_ret;
int user_ret;
char *origin_buf;
char *user_buf;
struct timeval timeout;
fd_set input_set;
int timeout_pipe[2];
int fd_read_num;
#define PIPE_WRITE 1
#define PIPE_READ 0
// #define PRINTF_NULL_STR "(nil)"
// int printf_wrapper(const char *format, ...);
void generated_test(void);
void saved_test(void);
int ft_printf(const char *format, ...);
void print_buf_ko(char *msg);
void print_ret_ko(char *msg);
void print_signaled_ko(char *msg);
void print_timeouted(char *msg);
void print_ok(void);
void print_ko(void);
void ft_putstr_non_printable(char *str);
void test_setup(void);
void test_tear_down(void);
char *read_stdout_buf(void);
char fd_buf[10];
# define TEST_TIMEOUT(x) do { \
if ((pid2 = fork()) == -1) \
exit(EXIT_FAILURE); \
if (pid2 == 0) { \
do { x; } while (0); \
write(timeout_pipe[PIPE_WRITE], "a", 1); \
exit(EXIT_SUCCESS); \
} \
FD_ZERO(&input_set); \
FD_SET(timeout_pipe[PIPE_READ], &input_set); \
fd_read_num = select(FD_SETSIZE, &input_set, NULL, NULL, &timeout); \
if (fd_read_num == -1) \
exit(EXIT_FAILURE); \
if (fd_read_num == 0) \
kill(pid2, 9); \
else { \
wait(&pid2); \
read(timeout_pipe[PIPE_READ], fd_buf, 1); \
} \
} while (0);
# define TEST_SEGFAULT(x) do { \
if ((pid = fork()) < 0) \
exit(EXIT_FAILURE); \
if (pid == 0) { \
do { x } while(0); \
exit(EXIT_SUCCESS); \
} \
wait(&pid); \
signaled = WIFSIGNALED(pid); \
} while(0);
# define TEST_PRINTF(...) do { \
test_setup(); \
TEST_SEGFAULT( \
origin_ret = printf(__VA_ARGS__); \
); \
origin_buf = strdup(read_stdout_buf()); \
origin_signaled = signaled; \
fd_read_num = 1; \
TEST_SEGFAULT( \
TEST_TIMEOUT(user_ret = ft_printf(__VA_ARGS__)); \
); \
user_buf = strdup(read_stdout_buf()); \
user_signaled = signaled; \
test_tear_down(); \
} while (0)
# define ASSERT_PRINTF(...) do { \
TEST_PRINTF(__VA_ARGS__); \
if (fd_read_num == 0) \
print_timeouted(#__VA_ARGS__); \
else \
{ \
if (!origin_signaled && user_signaled) \
print_signaled_ko(#__VA_ARGS__); \
else if (origin_signaled && user_signaled) \
print_ok(); \
else if (!origin_signaled && !user_signaled) { \
if (memcmp(origin_buf, user_buf, \
strlen(origin_buf) + 1) != 0) \
print_buf_ko(#__VA_ARGS__); \
else if (origin_ret != user_ret) \
print_ret_ko(#__VA_ARGS__); \
else \
print_ok(); \
} \
} \
free(origin_buf); \
free(user_buf); \
} while(0);
#endif
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