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1 package org.jruby.util.collections.test;
2
3 import java.util.Iterator  ;
4 import java.util.Map ;
5
6 import org.jruby.util.collections.SlottedHashMap;
7
8 import junit.framework.TestCase;
9
10 public class SlottedHashMapTest extends TestCase {
11 public SlottedHashMapTest(String arg0) {
12 super(arg0);
13 }
14
15 public void test1() {
16 SlottedHashMap top = new SlottedHashMap("top");
17
18 top.put("one", "top one");
19 top.put("two", "top two");
20 top.put("three", "top three");
21
22 display(top, "top");
23
24 SlottedHashMap a = new SlottedHashMap("a", top);
25 SlottedHashMap b = new SlottedHashMap("b", top);
26
27 a.put("three", "a three");
28 a.put("four", "a four");
29 a.put("five", "a five");
30
31 b.put("two", "b two");
32 b.put("four", "b four");
33 b.put("five", "b five");
34
35 display(a, "a");
36 display(b, "b");
37
38 SlottedHashMap aa = new SlottedHashMap("aa", a);
39
40 aa.put("one", "aa one");
41 aa.put("four", "aa four");
42 aa.put("six", "aa six");
43
44 display(aa, "aa");
45
46 assertEquals("top one", top.get("one"));
47 assertEquals("a three", a.get("three"));
48 assertEquals("b two", b.get("two"));
49 assertEquals("aa one", aa.get("one"));
50 assertEquals("top two", aa.get("two"));
51 assertEquals("a three", aa.get("three"));
52
53 top.put("one", "new top one");
54 top.put("five", "new top five");
55 a.put("four", "new a four");
56
57 display(top, "top");
58 display(a, "top");
59 display(b, "b");
60 display(aa, "aa");
61
62 assertEquals("new top one", a.get("one"));
63 assertEquals("aa one", aa.get("one"));
64 assertEquals("a five", a.get("five"));
65 assertEquals("a five", aa.get("five"));
66 assertEquals("aa four", aa.get("four"));
67
68 assertEquals("new top one", a.remove("one"));
69 assertEquals("new top one", a.remove("one"));
70 }
71
72 public void display(SlottedHashMap shm, String id) {
73 System.out.println("SHM '" + id + "' contains:");
74 for (Iterator iter = shm.entrySet().iterator(); iter.hasNext();) {
75 Map.Entry entry = (Map.Entry )iter.next();
76
77 System.out.println("\t" + entry.getKey() + " = " + entry.getValue());
78 }
79 }
80 }
81 |
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