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1
7
8 package org.netbeans.modules.languages.parser;
9
10 import org.netbeans.api.languages.ASTToken;
11 import java.io.IOException  ;
12 import java.io.InputStream ;
13 import java.io.PrintWriter ;
14 import java.net.URL ;
15 import junit.framework.TestCase;
16 import java.util.ArrayList ;
17 import java.util.Arrays ;
18 import java.util.HashSet ;
19 import java.util.Iterator ;
20 import java.util.List ;
21 import java.util.Map ;
22 import org.netbeans.modules.languages.Language;
23 import org.netbeans.modules.languages.NBSLanguageReader;
24 import org.netbeans.modules.languages.parser.LLSyntaxAnalyser.Rule;
25
26
27
31 public class PetraTest extends TestCase {
32
33 public PetraTest (String testName) {
34 super (testName);
35 }
36
37
38 public void testFirst1 () {
39 List rules = new ArrayList ();
40 rules.add (Rule.create ("S", new ArrayList (Arrays.asList (new Object [] {
41 "A",
42 ASTToken.create ("text", "a", null, 0),
43 ASTToken.create ("text", "b", null, 0)
44 }))));
45 rules.add (Rule.create ("A", new ArrayList (Arrays.asList (new Object [] {
46 }))));
47 rules.add (Rule.create ("A", new ArrayList (Arrays.asList (new Object [] {
48 ASTToken.create ("text", "a", null, 0),
49 ASTToken.create ("text", "c", null, 0)
50 }))));
51 Map m = Petra.first (rules);
52 AnalyserAnalyser.printF (m, null);
53 }
54
55 public void testFirst2 () {
56 List rules = new ArrayList ();
57 rules.add (Rule.create ("S", new ArrayList (Arrays.asList (new Object [] {
58 "A",
59 ASTToken.create ("text", "b", null, 0)
60 }))));
61 rules.add (Rule.create ("S", new ArrayList (Arrays.asList (new Object [] {
62 ASTToken.create ("text", "b", null, 0),
63 "A",
64 ASTToken.create ("text", "c", null, 0)
65 }))));
66 rules.add (Rule.create ("S", new ArrayList (Arrays.asList (new Object [] {
67 "B",
68 ASTToken.create ("text", "c", null, 0)
69 }))));
70 rules.add (Rule.create ("S", new ArrayList (Arrays.asList (new Object [] {
71 ASTToken.create ("text", "b", null, 0),
72 ASTToken.create ("text", "d", null, 0),
73 ASTToken.create ("text", "a", null, 0)
74 }))));
75 rules.add (Rule.create ("A", new ArrayList (Arrays.asList (new Object [] {
76 ASTToken.create ("text", "d", null, 0)
77 }))));
78 rules.add (Rule.create ("B", new ArrayList (Arrays.asList (new Object [] {
79 ASTToken.create ("text", "d", null, 0)
80 }))));
81 Map m = Petra.first (rules);
82 AnalyserAnalyser.printF (m, null);
83 assertEquals (1, m.size ());
84 assert (m.containsKey ("text"));
85 m = (Map ) m.get ("text");
86 assertEquals (3, m.size ());
87 assert (m.containsKey ("S"));
88 assert (m.containsKey ("A"));
89 assert (m.containsKey ("B"));
90 Map m1 = (Map ) m.get ("S");
91 assertEquals (3, m1.size ());
92 assert (m1.containsKey (Arrays.asList (new Object [] {"b", null})));
93 assert (m1.containsKey (Arrays.asList (new Object [] {"d", null})));
94 assert (m1.containsKey ("&"));
95 assert (m1.get ("&").equals (new HashSet (Arrays.asList (new Object [] {new Integer (0), new Integer (1), new Integer (2), new Integer (3)}))));
96
97 m1 = (Map ) m1.get (Arrays.asList (new Object [] {"b", null}));
98 assertEquals (2, m1.size ());
99 assert (m1.containsKey (Arrays.asList (new Object [] {"d", null})));
100 assert (m1.containsKey ("&"));
101 assert (m1.get ("&").equals (new HashSet (Arrays.asList (new Object [] {new Integer (1), new Integer (3)}))));
102
103 m1 = (Map ) m1.get (Arrays.asList (new Object [] {"d", null}));
104 assertEquals (3, m1.size ());
105 assert (m1.containsKey ("&"));
106 assert (m1.get ("&").equals (new HashSet (Arrays.asList (new Object [] {new Integer (1), new Integer (3)}))));
107 }
108 }
109 |
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