### Question:
TrialBsThreeYearsResponseTrialBsThreeYearsPartners { public TrialBsThreeYearsResponseTrialBsThreeYearsPartners yearOnYear(BigDecimal yearOnYear) { this.yearOnYear = yearOnYear; return this; }  TrialBsThreeYearsResponseTrialBsThreeYearsPartners closingBalance(Integer closingBalance); @javax.annotation.Nullable @ApiModelProperty(example = "-25920", value = "期末残高") Integer getClosingBalance(); void setClosingBalance(Integer closingBalance); TrialBsThreeYearsResponseTrialBsThreeYearsPartners id(Integer id); @ApiModelProperty(example = "22", required = true, value = "取引先ID") Integer getId(); void setId(Integer id); TrialBsThreeYearsResponseTrialBsThreeYearsPartners lastYearClosingBalance(Integer lastYearClosingBalance); @javax.annotation.Nullable @ApiModelProperty(example = "0", value = "前年度期末残高") Integer getLastYearClosingBalance(); void setLastYearClosingBalance(Integer lastYearClosingBalance); TrialBsThreeYearsResponseTrialBsThreeYearsPartners name(String name); @javax.annotation.Nullable @ApiModelProperty(example = "freee", value = "取引先名") String getName(); void setName(String name); TrialBsThreeYearsResponseTrialBsThreeYearsPartners twoYearsBeforeClosingBalance(Integer twoYearsBeforeClosingBalance); @javax.annotation.Nullable @ApiModelProperty(example = "0", value = "前々年度期末残高") Integer getTwoYearsBeforeClosingBalance(); void setTwoYearsBeforeClosingBalance(Integer twoYearsBeforeClosingBalance); TrialBsThreeYearsResponseTrialBsThreeYearsPartners yearOnYear(BigDecimal yearOnYear); @javax.annotation.Nullable @ApiModelProperty(example = "0.12", value = "前年比") BigDecimal getYearOnYear(); void setYearOnYear(BigDecimal yearOnYear); @Override boolean equals(java.lang.Object o); @Override int hashCode(); @Override String toString(); static final String SERIALIZED_NAME_CLOSING_BALANCE; static final String SERIALIZED_NAME_ID; static final String SERIALIZED_NAME_LAST_YEAR_CLOSING_BALANCE; static final String SERIALIZED_NAME_NAME; static final String SERIALIZED_NAME_TWO_YEARS_BEFORE_CLOSING_BALANCE; static final String SERIALIZED_NAME_YEAR_ON_YEAR; }### Answer:
@Test public void yearOnYearTest() { }