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20 package org.apache.directory.mavibot.btree.comparator;
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23 import static org.junit.Assert.assertEquals;
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25 import org.junit.Test;
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33 public class LongArrayComparatorTest
34 {
35 @Test
36 public void testLongArrayComparator()
37 {
38 LongArrayComparator comparator = new LongArrayComparator();
39
40
41 assertEquals( 0, comparator.compare( null, null ) );
42 assertEquals( 0, comparator.compare( new long[]
43 {}, new long[]
44 {} ) );
45 assertEquals( 0, comparator.compare( new long[]
46 { 1L, 2L }, new long[]
47 { 1L, 2L } ) );
48
49
50 assertEquals( 1, comparator.compare( new long[]
51 {}, null ) );
52 assertEquals( 1, comparator.compare( new long[]
53 { 1L }, null ) );
54 assertEquals( 1, comparator.compare( new long[]
55 { 1L, 2L }, new long[]
56 { 1L, 1L } ) );
57 assertEquals( 1, comparator.compare( new long[]
58 { 1L, 2L, 1L }, new long[]
59 { 1L, 2L } ) );
60 assertEquals( 1, comparator.compare( new long[]
61 { 1L, 2L }, new long[]
62 { 1L, 1L, 2L } ) );
63
64
65 assertEquals( -1, comparator.compare( null, new long[]
66 {} ) );
67 assertEquals( -1, comparator.compare( null, new long[]
68 { 1L, 2L } ) );
69 assertEquals( -1, comparator.compare( null, new long[]
70 { -1L, 2L } ) );
71 assertEquals( -1, comparator.compare( new long[]
72 {}, new long[]
73 { 1L, 2L } ) );
74 assertEquals( -1, comparator.compare( new long[]
75 {}, new long[]
76 { -1L, 2L } ) );
77 assertEquals( -1, comparator.compare( new long[]
78 { -1L, 1L }, new long[]
79 { 1L, 1L, 2L } ) );
80 long[] array = new long[3];
81 array[0] = 1L;
82 array[1] = 2L;
83 assertEquals( -1, comparator.compare( new long[]
84 { 1L, 2L }, array ) );
85 }
86 }