### Question:
Pet { public Pet id(Long id) { this.id = id; return this; }  Pet id(Long id); @javax.annotation.Nullable @ApiModelProperty(value = "") @JsonProperty(JSON_PROPERTY_ID) @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS) Long getId(); void setId(Long id); Pet category(Category category); @javax.annotation.Nullable @ApiModelProperty(value = "") @JsonProperty(JSON_PROPERTY_CATEGORY) @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS) Category getCategory(); void setCategory(Category category); Pet name(String name); @ApiModelProperty(example = "doggie", required = true, value = "") @JsonProperty(JSON_PROPERTY_NAME) @JsonInclude(value = JsonInclude.Include.ALWAYS) String getName(); void setName(String name); Pet photoUrls(Set<String> photoUrls); Pet addPhotoUrlsItem(String photoUrlsItem); @ApiModelProperty(required = true, value = "") @JsonProperty(JSON_PROPERTY_PHOTO_URLS) @JsonInclude(value = JsonInclude.Include.ALWAYS) Set<String> getPhotoUrls(); void setPhotoUrls(Set<String> photoUrls); Pet tags(List<Tag> tags); Pet addTagsItem(Tag tagsItem); @javax.annotation.Nullable @ApiModelProperty(value = "") @JsonProperty(JSON_PROPERTY_TAGS) @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS) List<Tag> getTags(); void setTags(List<Tag> tags); Pet status(StatusEnum status); @javax.annotation.Nullable @ApiModelProperty(value = "pet status in the store") @JsonProperty(JSON_PROPERTY_STATUS) @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS) StatusEnum getStatus(); void setStatus(StatusEnum status); @Override boolean equals(Object o); @Override int hashCode(); @Override String toString(); static final String JSON_PROPERTY_ID; static final String JSON_PROPERTY_CATEGORY; static final String JSON_PROPERTY_NAME; static final String JSON_PROPERTY_PHOTO_URLS; static final String JSON_PROPERTY_TAGS; static final String JSON_PROPERTY_STATUS; }### Answer:
@Test public void idTest() { }