### Question:
ModelReturn { public ModelReturn _return(Integer _return) { this._return = _return; return this; }  ModelReturn _return(Integer _return); @javax.annotation.Nullable @ApiModelProperty(value = "") @JsonProperty(JSON_PROPERTY_RETURN) @JsonInclude(value = JsonInclude.Include.USE_DEFAULTS) Integer getReturn(); void setReturn(Integer _return); @Override boolean equals(Object o); @Override int hashCode(); @Override String toString(); static final String JSON_PROPERTY_RETURN; }### Answer:
@Test public void _returnTest() { }