public void TestMemberFn_GetHashCode ()
{
var hs1 = new System.Collections.Generic.HashSet<Matrix44>();
var hs2 = new System.Collections.Generic.HashSet<Int32>();
for(Int32 i = 0; i < 10000; ++i)
{
var a = GetNextRandomMatrix44 ();
hs1.Add(a);
hs2.Add(a.GetHashCode ());
}
Assert.That(hs1.Count, Is.EqualTo(hs2.Count).Within(10));
}