### Question:
SQLHistoryItem implements Serializable, Cloneable { @Override public String toString() { return _shortSql; } SQLHistoryItem();  SQLHistoryItem(String sql, String aliasName); @Override boolean equals(Object rhs); @Override int hashCode(); @Override Object clone(); @Override String toString(); String getSQL(); void setSQL(String sql); Date getLastUsageTime(); void setLastUsageTime(Date _creationTime); String getAliasName(); void setAliasName(String _aliasName);  }### Answer:
@Test public void testToString() { Assert.assertNotNull(classUnderTest.toString()); }