public void GhostsFromEliminatedEvidence(Evidences eliminated, params Ghost[] expected)
{
var actual = eliminated.GetEliminatedGhosts().ToList();
Assert.Equal(expected.Length, actual.Count);
Assert.Equal(expected.OrderBy(o => o), actual.OrderBy(o => o));
}
public static IEnumerable <Ghost> GetGhosts(this Evidences found, Evidences eliminated)
{
var left = found.GetGhosts();
var right = eliminated.GetEliminatedGhosts();
return(from l in left
from r in right
where l == r
select l);
}