public void CanCalculateHashCode()
{
var complex = new Complex(1, 0);
Assert.AreEqual(1072693248, complex.GetHashCode());
complex = new Complex(0, 1);
Assert.AreEqual(-1072693248, complex.GetHashCode());
complex = new Complex(1, 1);
Assert.AreEqual(-2097152, complex.GetHashCode());
}