/*
 * Copyright 2014 (c) Anna Schumaker.
 */

#include <core/random.h>
#include <tests/test.h>

#include <sstream>

unsigned int SEED = 0;

static void do_test_rng()
{
	random_seed(SEED);

	for (unsigned int i = 0; i <= 10; i++) {
		if (i <= SEED)
			test_equal(random(SEED, i), SEED);
		else
			test_equal(random(SEED, i), SEED + (i % (i - SEED)));
	}
}

static void test_rng(unsigned int seed)
{
	std::stringstream ss;
	ss << " (seed = " << seed << ")";
	std::string seed_str = ss.str();
	SEED = seed;

	test :: run("Random Number Generator Test" + seed_str, do_test_rng);
}

int main(int argc, char **argv)
{
	for (unsigned int i = 0; i < 10; i++)
		test_rng(i);
	return 0;
}