aboutsummaryrefslogtreecommitdiff
path: root/helper.c
blob: 4b2a7ec3a9394fda7e4b46126d3fd188cef880e3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
#include <stdio.h>
#include <unistd.h>
#include "header.h"

/* #define BUF_SIZE (1 << 10) */

int		pipefd[2];
int		saved_stdout = -1;
char	buf[BUF_SIZE + 1] = {0};

void test_setup(void)
{
	if (saved_stdout != -1)
	{
		dup2(saved_stdout, STDOUT_FILENO);
		close(saved_stdout);
		saved_stdout = -1;
		close(pipefd[0]);
		close(pipefd[1]);
	}
	if (pipe(pipefd) != 0)
		exit(EXIT_FAILURE);
	saved_stdout = dup(STDOUT_FILENO);
	dup2(pipefd[1], STDOUT_FILENO);
}

void test_tear_down(void)
{
	if (saved_stdout != -1)
	{
		dup2(saved_stdout, STDOUT_FILENO);
		close(saved_stdout);
		saved_stdout = -1;
		close(pipefd[0]);
		close(pipefd[1]);
	}
}

#include <fcntl.h>
char *read_stdout_buf(void)
{
	fflush(stdout);
	long flags = fcntl(pipefd[0], F_GETFL);
   	flags |= O_NONBLOCK;
   	fcntl(pipefd[0], F_SETFL, flags);
	int ret = read(pipefd[0], buf, BUF_SIZE);
	buf[ret] = '\0';
	fflush(stdout);
	return (buf);
}

void print_buf_ko(char *msg)
{
	print_ko();
	printf("ft_printf(%s) has wrong output\n", msg);
	printf("actual:   \"%s\"\n", user_buf);
	printf("expected: \"%s\"\n", origin_buf);
	fflush(stdout);
}

void print_ret_ko(char *msg)
{
	print_ko();
	printf("ft_printf(%s) has wrong return value\n", msg);
	printf("actual:   %d\n", user_ret);
	printf("expected: %d\n", origin_ret);
	fflush(stdout);
}

void print_signaled_ko(char *msg)
{
	print_ko();
	printf("ft_printf(\"%s\") has been signaled (segfault and friends)\n", msg);
	fflush(stdout);
}

inline void print_ok(void) {  printf("[OK]\n"); fflush(stdout); }
inline void print_ko(void) {  printf("[KO] ");  fflush(stdout);}