### Question:
NsParameters { public void setAdditionalParamForNs(Map<String, Object> additionalParamForNs) { this.additionalParamForNs = additionalParamForNs; }  List<LocationConstraint> getLocationConstraints(); void setLocationConstraints(List<LocationConstraint> locationConstraints); Map<String, Object> getAdditionalParamForNs(); void setAdditionalParamForNs(Map<String, Object> additionalParamForNs);  }### Answer:
@Test public void setAdditionalParamForNs() throws Exception { nsParameters.setAdditionalParamForNs(new HashMap<>()); }