errs := ValidateManagedFields([]metav1.ManagedFieldsEntry{test}, field.NewPath("managedFields"))
			if len(errs) == 0 {
				t.Errorf("Validation should have failed")
			}
		})
	}
}

func TestValidateMangedFieldsValid(t *testing.T) {
	tests := []metav1.ManagedFieldsEntry{{
		Operation:  metav1.ManagedFieldsOperationUpdate,
		APIVersion: "v1",
		// FieldsType is missing
	}, {