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18 package org.apache.hadoop.hbase;
19
20 import static org.junit.Assert.assertEquals;
21 import static org.junit.Assert.assertFalse;
22 import static org.junit.Assert.assertTrue;
23 import static org.junit.Assert.fail;
24
25 import java.util.regex.Pattern;
26
27 import org.apache.commons.logging.Log;
28 import org.apache.commons.logging.LogFactory;
29 import org.apache.hadoop.hbase.coprocessor.BaseRegionObserver;
30 import org.apache.hadoop.hbase.coprocessor.SampleRegionWALObserver;
31 import org.apache.hadoop.hbase.util.Bytes;
32 import org.junit.Test;
33 import org.junit.experimental.categories.Category;
34
35
36
37
38 @Category(SmallTests.class)
39 public class TestHTableDescriptor {
40 final static Log LOG = LogFactory.getLog(TestHTableDescriptor.class);
41
42
43
44
45
46 @Test
47 public void testGetSetRemoveCP() throws Exception {
48 HTableDescriptor desc = new HTableDescriptor("table");
49
50 String className = BaseRegionObserver.class.getName();
51
52 desc.addCoprocessor(className);
53 assertTrue(desc.hasCoprocessor(className));
54
55 desc.removeCoprocessor(className);
56 assertFalse(desc.hasCoprocessor(className));
57 }
58
59
60
61
62
63 @Test
64 public void testSetListRemoveCP() throws Exception {
65 HTableDescriptor desc = new HTableDescriptor("testGetSetRemoveCP");
66
67 String className1 = BaseRegionObserver.class.getName();
68 String className2 = SampleRegionWALObserver.class.getName();
69
70 assertTrue(desc.getCoprocessors().size() == 0);
71
72
73 desc.addCoprocessor(className1);
74 assertTrue(desc.getCoprocessors().size() == 1);
75 assertTrue(desc.getCoprocessors().contains(className1));
76
77
78
79 desc.addCoprocessor(className2);
80 assertTrue(desc.getCoprocessors().size() == 2);
81 assertTrue(desc.getCoprocessors().contains(className2));
82
83
84 desc.removeCoprocessor(className1);
85 assertTrue(desc.getCoprocessors().size() == 1);
86 assertFalse(desc.getCoprocessors().contains(className1));
87 assertTrue(desc.getCoprocessors().contains(className2));
88
89
90 desc.removeCoprocessor(className2);
91 assertTrue(desc.getCoprocessors().size() == 0);
92 assertFalse(desc.getCoprocessors().contains(className1));
93 assertFalse(desc.getCoprocessors().contains(className2));
94 }
95
96
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98
99
100 @Test
101 public void testRemoveString() throws Exception {
102 HTableDescriptor desc = new HTableDescriptor("table");
103 String key = "Some";
104 String value = "value";
105 desc.setValue(key, value);
106 assertEquals(value, desc.getValue(key));
107 desc.remove(key);
108 assertEquals(null, desc.getValue(key));
109 }
110
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112
113
114 @Test
115 public void testGetMaxFileSize() {
116 HTableDescriptor desc = new HTableDescriptor("table");
117 assertEquals(-1, desc.getMaxFileSize());
118 desc.setMaxFileSize(1111L);
119 assertEquals(1111L, desc.getMaxFileSize());
120 }
121
122
123
124
125 @Test
126 public void testGetMemStoreFlushSize() {
127 HTableDescriptor desc = new HTableDescriptor("table");
128 assertEquals(-1, desc.getMemStoreFlushSize());
129 desc.setMemStoreFlushSize(1111L);
130 assertEquals(1111L, desc.getMemStoreFlushSize());
131 }
132
133 String legalTableNames[] = { "foo", "with-dash_under.dot", "_under_start_ok", };
134 String illegalTableNames[] = { ".dot_start_illegal", "-dash_start_illegal", "spaces not ok" };
135
136 @Test
137 public void testLegalHTableNames() {
138 for (String tn : legalTableNames) {
139 HTableDescriptor.isLegalTableName(Bytes.toBytes(tn));
140 }
141 }
142
143 @Test
144 public void testIllegalHTableNames() {
145 for (String tn : illegalTableNames) {
146 try {
147 HTableDescriptor.isLegalTableName(Bytes.toBytes(tn));
148 fail("invalid tablename " + tn + " should have failed");
149 } catch (Exception e) {
150
151 }
152 }
153 }
154
155 @Test
156 public void testLegalHTableNamesRegex() {
157 for (String tn : legalTableNames) {
158 LOG.info("Testing: '" + tn + "'");
159 assertTrue(Pattern.matches(HTableDescriptor.VALID_USER_TABLE_REGEX, tn));
160 }
161 }
162
163 @Test
164 public void testIllegalHTableNamesRegex() {
165 for (String tn : illegalTableNames) {
166 LOG.info("Testing: '" + tn + "'");
167 assertFalse(Pattern.matches(HTableDescriptor.VALID_USER_TABLE_REGEX, tn));
168 }
169 }
170 }