NumericalRangeOperator spec = new NumericalRangeOperator(101, 101);
NondeterministicAutomatonByThompsonApproach automaton =
new NondeterministicAutomatonByThompsonApproach(spec.createFixedAutomaton());
assertTrue(automaton.accepts("101"));
assertFalse(automaton.accepts(""));
assertFalse(automaton.accepts("1"));
assertFalse(automaton.accepts("100"));
assertFalse(automaton.accepts("102"));
assertFalse(automaton.accepts("a101b"));
assertFalse(automaton.accepts(" 101 "));