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1
3 package jodd.util;
4
5 import junit.framework.TestCase;
6
7 public class ArraysUtilTest extends TestCase {
8
9 int[] x;
10 int[] y;
11 protected void setUp() throws Exception  {
12 super.setUp();
13 x = new int[5];
14 for (int i = 0; i < x.length; i++) x[i] = i + 1;
15 y = new int[3];
16 for (int i = 0; i < y.length; i++) y[i] = 11 + i;
17 }
18
19 protected void assertEquals(int[] expected, int[] provided) {
20 assertEquals(expected.length, provided.length);
21 for (int i = 0; i < expected.length; i++) {
22 assertEquals(expected[i], provided[i]);
23 }
24 }
25
26 public void testJoin() {
27 assertEquals(new int[] {1,2,3,4,5,11,12,13}, ArraysUtil.join(x, y));
28 }
29
30 public void testResize() {
31 assertEquals(new int[] {1,2,3}, ArraysUtil.resize(x, 3));
32 assertEquals(new int[] {1,2,3,4,5,0,0}, ArraysUtil.resize(x, 7));
33 assertEquals(new int[] {}, ArraysUtil.resize(x, 0));
34 }
35
36 public void testSub() {
37 assertEquals(new int[] {2,3,4}, ArraysUtil.subarray(x, 1, 3));
38 }
39
40 public void testInsert() {
41 assertEquals(new int[] {1,2,3,11,12,13,4,5}, ArraysUtil.insert(x, y, 3));
42 assertEquals(new int[] {11,12,13,1,2,3,4,5}, ArraysUtil.insert(x, y, 0));
43 assertEquals(new int[] {1,2,3,4,5,11,12,13}, ArraysUtil.insert(x, y, 5));
44 }
45
46 public void testInsertAt() {
47 assertEquals(new int[] {1,2,3,11,12,13,5}, ArraysUtil.insertAt(x, y, 3));
48 assertEquals(new int[] {11,12,13,2,3,4,5}, ArraysUtil.insertAt(x, y, 0));
49 assertEquals(new int[] {1,2,3,4,11,12,13}, ArraysUtil.insertAt(x, y, 4));
50 }
51
52
53 public void testIndexOf() {
54 assertEquals(0, ArraysUtil.indexOf(x, 1));
55 assertEquals(1, ArraysUtil.indexOf(x, 2));
56 assertEquals(4, ArraysUtil.indexOf(x, 5));
57 assertEquals(-1, ArraysUtil.indexOf(x, 6));
58 }
59
60 public void testIndexOf2() {
61 assertEquals(0, ArraysUtil.indexOf(x, new int[] {}));
62 assertEquals(0, ArraysUtil.indexOf(x, new int[] {1,2,3}));
63 assertEquals(-1, ArraysUtil.indexOf(x, new int[] {1,2,3,7}));
64
65 assertEquals(1, ArraysUtil.indexOf(x, new int[] {2,3}));
66 assertEquals(4, ArraysUtil.indexOf(x, new int[] {5}));
67 }
68
69 }
70 |
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