### Question:
DerivedSchemaAttribute extends SchemaAttribute { @Override public String toString() { return "DerivedSchemaAttribute{" + "formula='" + formula + '\'' + ", queries=" + queries + '}'; } DerivedSchemaAttribute();  DerivedSchemaAttribute(DerivedSchemaAttribute template); String getFormula(); void setFormula(String formula); List<SchemaImplementationQuery> getQueries(); void setQueries(List<SchemaImplementationQuery> queries); @Override SchemaElement cloneSchemaElement(); @Override String toString(); @Override boolean equals(Object objectToCompare);  }### Answer:
@Test public void testToString() { assertTrue(getTestObject().toString().contains("DerivedSchemaAttribute")); }