import levenshtein;

void main(char[][] args) {
	assert(lev_dist("", "test") == 4);
	assert(lev_dist("test", "") == 4);
	assert(lev_dist("", "") == 0);
	assert(lev_dist("test", "test") == 0);
	assert(lev_dist("test", "testing") == 3);
	assert(lev_dist("testing", "test") == 3);
	assert(lev_dist("test", "toast") == 2);
	// The last example is designed to fail
	assert(lev_dist("test", "toast") == 5);
}