TestRTS


1   import lexer.RTS;
2   import lexer.DFA;
3   
4   import java.util.*;
5   
6   class TestRTS {
7       public static void main(String   args[]) throws Exception   {
8           RTS r = new RTS();
9           if (!r.isEmpty()) {
10              throw new Exception  ("RTS() error");
11          }
12          int stateNo = 10;
13          int startState = 0;
14          int finalState = 1;
15          String   strAlpha = "abc";
16          Character   symbols[] = { /*0*/ null,
17                                  /*1*/ null,
18                                  /*2*/ new Character  ('a'),
19                                  /*3*/ null,
20                                  /*4*/ new Character  ('b'),
21                                  /*5*/ null,
22                                  /*6*/ null,
23                                  /*7*/ null,
24                                  /*8*/ new Character  ('c'),
25                                  /*9*/ null };
26          Integer   next1[] = { /*0*/ new Integer  (2),
27                              /*1*/ null,
28                              /*2*/ new Integer  (3),
29                              /*3*/ new Integer  (4),
30                              /*4*/ new Integer  (5),
31                              /*5*/ new Integer  (1),
32                              /*6*/ new Integer  (8),
33                              /*7*/ new Integer  (1),
34                              /*8*/ new Integer  (9),
35                              /*9*/ new Integer  (8)};
36          Integer   next2[] = { /*0*/ new Integer  (6),
37                              /*1*/ null,
38                              /*2*/ null,
39                              /*3*/ null,
40                              /*4*/ null,
41                              /*5*/ null,
42                              /*6*/ new Integer  (7),
43                              /*7*/ null,
44                              /*8*/ null,
45                              /*9*/ new Integer  (7)};
46          r = new RTS(stateNo, startState, finalState, strAlpha, symbols, next1, next2);
47          r.print();
48  
49          HashSet set = new HashSet();
50          boolean b = r.lambda(0, set);
51          System.out.print("lambda(0): "+set+" return: "+b);
52  
53          lexer.DFA d = new lexer.DFA(r);
54          System.out.print("\nDFA: "+d);
55  
56          System.out.print("\nacceptsString(\"\"): "+d.acceptsString(""));
57          System.out.print("\nacceptsString(\"ab\"): "+d.acceptsString("ab"));
58          System.out.print("\nacceptsString(\"aa\"): "+d.acceptsString("aa"));
59          System.out.print("\nacceptsString(\"c\"): "+d.acceptsString("c"));
60          System.out.print("\nacceptsString(\"cccccc\"): "+d.acceptsString("cccccc"));
61      }
62  }
63
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