### Question:
LessEqualsOperator extends AbstractOperator implements RelationalOperator { @Override public Predicate toPredicate(String prop, String val) { return new LessEqualsPredicate<String>(prop, val); } LessEqualsOperator(); @Override TYPE getType(); @Override Predicate toPredicate(String prop, String val); @Override String getName();  }### Answer:
@Test public void testToPredicate() { assertEquals(new LessEqualsPredicate<String>("1", "2"), new LessEqualsOperator().toPredicate("1", "2")); }