// Source: "Software Design ...", John A Robinson, Newnes, 2004, page 392.
// Testing functions for stable class (v 0.1)
// John Robinson, 25 August 2003
#include <string>
#include <iostream>
using namespace std;
template <class T> int testval(T actual, T expected, char *name) {
	if (actual == expected)
		cout << "    OK    ";
	else
		cout << "**ERROR** ";
	cout << name << " = " << actual;
	if (actual != expected)
		cout << "(expected " << expected << ")";
	cout << endl;
	}
int test(int actual, int expected, char *name) {
	if (actual == expected)
		cout << "    OK    ";
	else
		cout << "**ERROR** ";
	cout << name << "() returned " << actual;
	if (actual != expected)
		cout << "(expected " << expected << ")";
	cout << endl;
	}
template <class T> int test(int actual, int expected, char *name, T param1) {
	if (actual == expected)
		cout << "    OK    ";
	else
		cout << "**ERROR** ";
	cout << name << "(" << param1 << ") returned " << actual;
	if (actual != expected)
		cout << "(expected " << expected << ")";
	cout << endl;
	}
template <class S, class T> int test(int actual, int expected, char *name, S param1, T param2) {
	if (actual == expected)
		cout << "    OK    ";
	else
		cout << "**ERROR** ";
	cout << name << "(" << param1;
	cout << "," << param2 << ") returned " << actual;
	if (actual != expected)
		cout << "(expected " << expected << ")";
	cout << endl;
	}
template <class R, class S, class T> int test(int actual, int expected, char *name, R param1, S param2, T param3) {
	if (actual == expected)
		cout << "    OK    ";
	else
		cout << "**ERROR** ";
	cout << name << "(" << param1 << "," << param2;
	cout << "," << param3 << ") returned " << actual;
	if (actual != expected)
		cout << "(expected " << expected << ")";
	cout << endl;
	}
template <class Q, class R, class S, class T> int test(int actual, int expected, char *name, Q param1, R param2, S param3, T param4) {
	if (actual == expected)
		cout << "    OK    ";
	else
		cout << "**ERROR** ";
	cout << name << "(" << param1 << "," << param2;
	cout << "," << param3 << "," << param4;
	cout << ") returned " << actual;
	if (actual != expected)
		cout << "(expected " << expected << ")";
	cout << endl;
	}
template <class P, class Q, class R, class S, class T> int test(int actual, int expected, char *name, P param1, Q param2, R param3, S param4, T param5) {
	if (actual == expected)
		cout << "    OK    ";
	else
		cout << "**ERROR** ";
	cout << name << "(" << param1 << "," << param2;
	cout << "," << param3 << "," << param4;
	cout << "," << param5 << ") returned " << actual;
	if (actual != expected)
		cout << "(expected " << expected << ")";
	cout << endl;
	}
// See info cpp for explanation of syntax of next line
#define TEST(a,b, ...) test( b ( __VA_ARGS__ ) , a , #b , __VA_ARGS__ )
#define TESTVAL(a,b) testval( b , a , #b )