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11 package org.mule.util;
12
13 import org.mule.tck.AbstractMuleTestCase;
14
15 import java.util.List;
16
17 public class ArrayUtilsTestCase extends AbstractMuleTestCase
18 {
19
20 public void testToArrayOfComponentType()
21 {
22
23 assertNull(ArrayUtils.toArrayOfComponentType(null, String.class));
24
25
26 String[] a = new String[]{};
27 String[] a2 = (String[])ArrayUtils.toArrayOfComponentType(a, String.class);
28 assertSame(a2, a);
29
30
31 try
32 {
33 ArrayUtils.toArrayOfComponentType(a, null);
34 fail();
35 }
36 catch (IllegalArgumentException iex)
37 {
38
39 }
40
41
42 a = new String[]{":-)"};
43 CharSequence[] cs = (CharSequence[])ArrayUtils.toArrayOfComponentType(a, CharSequence.class);
44 assertEquals(a.length, cs.length);
45 assertSame(a[0], cs[0]);
46
47
48 try
49 {
50 ArrayUtils.toArrayOfComponentType(a, List.class);
51 fail();
52 }
53 catch (ArrayStoreException asx)
54 {
55
56 }
57
58 }
59
60 public void testToStringMaxLength()
61 {
62 Object test = new byte[100];
63 for (int i = 0; i < ((byte[])test).length; i++)
64 {
65 ((byte[])test)[i] = (byte)i;
66 }
67
68
69 String result = ArrayUtils.toString(test, 10);
70 assertTrue(result.endsWith("[..]}"));
71 assertEquals(9, StringUtils.countMatches(result, ","));
72 }
73
74 }