### Question:
GenericOrderFieldReferenceValidator implements ConstraintValidator<CheckGenericOrderFieldReference, ClientGenericOrder>, ValidationErrorDescriptorBuilder { @Override public void initialize(CheckGenericOrderFieldReference checkGenericOrderFieldReference) { }  @Override void initialize(CheckGenericOrderFieldReference checkGenericOrderFieldReference); @Override boolean isValid(ClientGenericOrder order, ConstraintValidatorContext context); @Override ErrorDescriptor build(ConstraintViolation violation);  }### Answer:
@Test public void initialize() { CheckGenericOrderFieldReference container = mock(CheckGenericOrderFieldReference.class); objectUnderTests.initialize(container); verifyZeroInteractions(container); }