### Question:
Order { public Order quantity(Integer quantity) { this.quantity = quantity; return this; }  Order id(Long id); @javax.annotation.Nullable @ApiModelProperty(value = "") Long getId(); void setId(Long id); Order petId(Long petId); @javax.annotation.Nullable @ApiModelProperty(value = "") Long getPetId(); void setPetId(Long petId); Order quantity(Integer quantity); @javax.annotation.Nullable @ApiModelProperty(value = "") Integer getQuantity(); void setQuantity(Integer quantity); Order shipDate(OffsetDateTime shipDate); @javax.annotation.Nullable @Valid @ApiModelProperty(value = "") OffsetDateTime getShipDate(); void setShipDate(OffsetDateTime shipDate); Order status(StatusEnum status); @javax.annotation.Nullable @ApiModelProperty(value = "Order Status") StatusEnum getStatus(); void setStatus(StatusEnum status); Order complete(Boolean complete); @javax.annotation.Nullable @ApiModelProperty(value = "") Boolean isComplete(); void setComplete(Boolean complete); @Override boolean equals(Object o); @Override int hashCode(); @Override String toString(); static final String SERIALIZED_NAME_ID; static final String SERIALIZED_NAME_PET_ID; static final String SERIALIZED_NAME_QUANTITY; static final String SERIALIZED_NAME_SHIP_DATE; static final String SERIALIZED_NAME_STATUS; static final String SERIALIZED_NAME_COMPLETE; }### Answer:
@Test public void quantityTest() { }