1 package net.sf.clirr.core.internal;
2
3 import java.util.ArrayList;
4 import junit.framework.TestCase;
5 import net.sf.clirr.core.internal.CoIterator;
6
7 /***
8 * Tests for the CoIterator class.
9 */
10 public class CoIteratorTest extends TestCase
11 {
12 public void testBasics()
13 {
14 ArrayList coll1 = new ArrayList();
15 ArrayList coll2 = new ArrayList();
16
17 coll1.add("delta");
18 coll1.add("beta");
19 coll1.add("echo");
20 coll1.add("foxtrot");
21
22 coll2.add("delta");
23 coll2.add("beta");
24 coll2.add("foxtrot");
25 coll2.add("alpha");
26 coll2.add("golf");
27 coll2.add("hotel");
28
29 CoIterator iter = new CoIterator(null, coll1, coll2);
30
31 ArrayList lefts = new ArrayList();
32 ArrayList rights = new ArrayList();
33
34 while (iter.hasNext())
35 {
36 iter.next();
37 lefts.add(iter.getLeft());
38 rights.add(iter.getRight());
39 }
40
41 int coll1Size = coll1.size();
42 int coll2Size = coll2.size();
43 assertEquals(7, lefts.size());
44 assertEquals(7, rights.size());
45
46 assertEquals("lefts should not have alpha", null, lefts.get(0));
47 assertEquals("rights should have alpha", "alpha", rights.get(0));
48
49 assertEquals("lefts should have beta", "beta", lefts.get(1));
50 assertEquals("rights should have beta", "beta", rights.get(1));
51
52 assertEquals("delta", lefts.get(2));
53 assertEquals("delta", rights.get(2));
54
55 assertEquals("echo", lefts.get(3));
56 assertEquals(null, rights.get(3));
57
58 assertEquals("foxtrot", lefts.get(4));
59 assertEquals("foxtrot", rights.get(4));
60
61 assertEquals(null, lefts.get(5));
62 assertEquals("golf", rights.get(5));
63
64 assertEquals(null, lefts.get(6));
65 assertEquals("hotel", rights.get(6));
66 }
67 }