public void EqualsTest () {
DataObjectMethodAttribute a1 = new DataObjectMethodAttribute (DataObjectMethodType.Fill);
DataObjectMethodAttribute a2 = new DataObjectMethodAttribute (DataObjectMethodType.Delete);
Assert.IsFalse (a1.Equals (a2), "#1");
DataObjectMethodAttribute a3 = new DataObjectMethodAttribute (DataObjectMethodType.Delete);
Assert.IsTrue (a2.Equals (a3), "#2");
}