/*
 * tests.c
 *
 *  Created on: 20.10.2017
 *      Author: julian
 */

#include "tests.h"
#include <stdio.h>
#include <stdlib.h>

#include <signal.h>
#include <stdarg.h>

const char * teststack[20];
int current = 0;

void segfault(int i) {
	fail("segfault");
	exit(2);
}

void push(const char * name) {
	if (current < 20) {
		teststack[current] = name;
		current++;
	}
}

void pop() {
	if (current != 0)
		current--;
}

void test_name() {
	int i = 0;
	for (; i < current-1;i++) {
		printf("%s@", teststack[i]);
	}

	if (i < current)
		printf("%s", teststack[i]);
}

void init(const char * name) {
	push(name);
	test_name();
	puts(": START");

	// install signal handlers
	signal(SIGSEGV, segfault);
}

void fail(const char * reason, ...) {
	va_list list;
	va_start(list, reason);

	test_name();
	fputs(": FAIL (", stdout);
	vprintf(reason, list);
	va_end(list);

	puts(")");
	exit(1);
}

void pass() {
	test_name();
	puts(": PASS");
	pop();
//	exit(0);
}