#include <stdlib.h>

#include <stdio.h>

#include <string.h>

#include <errno.h>

#include <limits.h>

#include <unistd.h>

#include "test.h"

#define T(f, x, m) do { \

	r = (f); \

	if (r != (x)) \

		error("%s failed (got %d, expected %d, errno \"%s\") (%s)\n", \

			#f, r, x, errno ? strerror(errno) : "", m); \

	errno = 0; \

} while (0)

#define S(s, x, m) do { \

	if (strcmp(s, x) != 0) \

		error("got [%s] want [%s] (%s)\n", s, x, m); \

} while(0)

int main(void)

{

	int r, x, y;

	char a[100], b[100];

	int p[2];

	FILE *f;

	T(pipe(p), 0, "open pipe");

	T(!(f = fdopen(p[0], "rb")), 0, "fdopen pipe");

	if (!f) {

		close(p[0]);

		close(p[1]);

		return test_status;

	}

	T(write(p[1], "hello, world\n", 13), 13, "write to pipe");

	T(fscanf(f, "%s %[own]", a, b), 2, "");

	S(a, "hello,", "wrong result for %s");

	S(b, "wo", "wrong result for %[own]");

	T(fgetc(f), 'r', "fgetc 'r'");

	T(write(p[1], " 0x12 0x34", 10), 10, "");

	T(fscanf(f, "ld %5i%2i", &x, &y), 1, "");

	T(x, 0x12, "");

	T(fgetc(f), '3', "fgetc '3'");

	fclose(f);

	close(p[1]);

	return test_status;

}