### Question:
ExternalReference extends Referenceable { @Override public String toString() { return "ExternalReference{" + "referenceId='" + referenceId + '\'' + ", linkDescription='" + linkDescription + '\'' + ", displayName='" + displayName + '\'' + ", uri='" + uri + '\'' + ", resourceDescription='" + resourceDescription + '\'' + ", version='" + version + '\'' + ", organization='" + organization + '\'' + ", qualifiedName='" + qualifiedName + '\'' + ", additionalProperties=" + additionalProperties + ", type=" + type + ", guid='" + guid + '\'' + ", url='" + url + '\'' + ", classifications=" + classifications + '}'; } ExternalReference();  ExternalReference(ExternalReference templateExternalReference); String getReferenceId(); void setReferenceId(String referenceId); String getLinkDescription(); void setLinkDescription(String linkDescription); String getDisplayName(); void setDisplayName(String displayName); String getURI(); void setURI(String uri); String getResourceDescription(); void setResourceDescription(String resourceDescription); String getVersion(); void setVersion(String version); String getOrganization(); void setOrganization(String organization); @Override String toString(); @Override boolean equals(Object objectToCompare);  }### Answer:
@Test public void testToString() { assertTrue(getTestObject().toString().contains("ExternalReference")); }