public void CheckReferenceEquality()
{
GlobalFilterCriteria subject1 = CreateSubject_StandardPayMonth();
GlobalFilterCriteria subject2 = subject1;
Assert.AreEqual(subject1, subject2);
Assert.IsFalse(subject1 != subject2);
Assert.IsTrue(subject1 == subject2);
Assert.IsTrue(subject1.Equals(subject2));
Assert.AreSame(subject1, subject2);
Assert.AreEqual(subject1.GetHashCode(), subject2.GetHashCode());
}