//	this check fails, the if statement will short circuit. If the check
	// 	succeeds the slow path is taken which compares entire objects.
	if !equalities.DeepEqualWithNilDifferentFromEmpty(oldManagedFields, newManagedFields) {
		return newObj, nil
	}

	if equalities.DeepEqualWithNilDifferentFromEmpty(newObj, oldObj) {
		// Remove any changed timestamps, so that timestamp is not the only
		// change seen by etcd.
		//

			t.Errorf("Expected (%+v == %+v) == %v, but got %v", item.a, item.b, e, a)
		}
	}

	for _, item := range implicitTable {
		if e, a := !item.equal, e.DeepEqualWithNilDifferentFromEmpty(item.a, item.b); e != a {
			t.Errorf("Expected (%+v == %+v) == %v, but got %v", item.a, item.b, e, a)
		}
	}
}

func TestDerivatives(t *testing.T) {
	e := Equalities{}
	type Bar struct {

// function for these types.
func (e Equalities) DeepEqual(a1, a2 interface{}) bool {
	return e.deepEqual(a1, a2, true)
}

func (e Equalities) DeepEqualWithNilDifferentFromEmpty(a1, a2 interface{}) bool {
	return e.deepEqual(a1, a2, false)
}

func (e Equalities) deepEqual(a1, a2 interface{}, equateNilAndEmpty bool) bool {
	if a1 == nil || a2 == nil {
		return a1 == a2
	}