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1 package org.sapia.util.cursor.impl;
2
3 import java.util.ArrayList  ;
4 import java.util.List ;
5
6 import org.sapia.util.cursor.Batch;
7 import org.sapia.util.cursor.Cursor;
8
9 import junit.framework.TestCase;
10
11
20 public class CursorImplTest extends TestCase{
21
22 Cursor _cursor;
23
24 public CursorImplTest(String name){
25 super(name);
26 }
27
28 public void setUp(){
29 Object [] buffer = new Object [4];
30 List items = new ArrayList ();
31 for(int i = 0; i < 12; i++){
32 items.add(""+i);
33 }
34 ListCursorFeed feed = new ListCursorFeed(items);
35 _cursor = new CursorImpl(feed, null, 3);
36 }
37
38 public void testNextBatch(){
39 Batch next;
40 int count = 0;
41 int totalcount = 0;
42 while(_cursor.hasNextBatch()){
43 next = _cursor.nextBatch();
44 super.assertEquals(3, next.getCount());
45 super.assertEquals(totalcount, next.getAbsolutePos());
46 count++;
47 totalcount = totalcount + next.getCount();
48 }
49 super.assertEquals(4, count);
50 }
51
52 public void testPreviousBatch(){
53 Batch batch;
54 int count = 0;
55 while(_cursor.hasNextBatch()){
56 batch = _cursor.nextBatch();
57 super.assertEquals(3, batch.getCount());
58 count++;
59 }
60 super.assertEquals(4, count);
61
62 count = 0;
63 while(_cursor.hasPreviousBatch()){
64 batch = _cursor.previousBatch();
65 super.assertEquals(3, batch.getCount());
66 count++;
67 }
68 super.assertEquals(3, count);
69 }
70
71 }
72 |
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