### Question:
ApprovalRequestUpdateParams { public ApprovalRequestUpdateParams draft(Boolean draft) { this.draft = draft; return this; }  ApprovalRequestUpdateParams applicationDate(String applicationDate); @ApiModelProperty(example = "2020-01-01", required = true, value = "申請日 (yyyy-mm-dd)") String getApplicationDate(); void setApplicationDate(String applicationDate); ApprovalRequestUpdateParams approvalFlowRouteId(Integer approvalFlowRouteId); @ApiModelProperty(example = "1", required = true, value = "申請経路ID") Integer getApprovalFlowRouteId(); void setApprovalFlowRouteId(Integer approvalFlowRouteId); ApprovalRequestUpdateParams approverId(Integer approverId); @javax.annotation.Nullable @ApiModelProperty(example = "1", value = "承認者のユーザーID") Integer getApproverId(); void setApproverId(Integer approverId); ApprovalRequestUpdateParams companyId(Integer companyId); @ApiModelProperty(example = "1", required = true, value = "事業所ID") Integer getCompanyId(); void setCompanyId(Integer companyId); ApprovalRequestUpdateParams draft(Boolean draft); @ApiModelProperty(example = "true", required = true, value = "falseの時、in_progress:申請中で更新する。それ以外の時はdraft:下書きで更新する") Boolean getDraft(); void setDraft(Boolean draft); ApprovalRequestUpdateParams requestItems(List<ApprovalRequestCreateParamsRequestItems> requestItems); ApprovalRequestUpdateParams addRequestItemsItem(ApprovalRequestCreateParamsRequestItems requestItemsItem); @ApiModelProperty(required = true, value = "") List<ApprovalRequestCreateParamsRequestItems> getRequestItems(); void setRequestItems(List<ApprovalRequestCreateParamsRequestItems> requestItems); @Override boolean equals(java.lang.Object o); @Override int hashCode(); @Override String toString(); static final String SERIALIZED_NAME_APPLICATION_DATE; static final String SERIALIZED_NAME_APPROVAL_FLOW_ROUTE_ID; static final String SERIALIZED_NAME_APPROVER_ID; static final String SERIALIZED_NAME_COMPANY_ID; static final String SERIALIZED_NAME_DRAFT; static final String SERIALIZED_NAME_REQUEST_ITEMS; }### Answer:
@Test public void draftTest() { }