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20 package org.apache.hadoop.hbase.regionserver;
21
22 import java.io.IOException;
23
24 import junit.framework.TestCase;
25
26 import org.apache.hadoop.hbase.Cell;
27 import org.apache.hadoop.hbase.KeyValue;
28 import org.apache.hadoop.hbase.KeyValueTestUtil;
29 import org.apache.hadoop.hbase.KeyValueUtil;
30 import org.apache.hadoop.hbase.testclassification.SmallTests;
31 import org.apache.hadoop.hbase.util.Bytes;
32 import org.junit.experimental.categories.Category;
33
34 @Category(SmallTests.class)
35 public class TestKeyValueScanFixture extends TestCase {
36
37
38 public void testKeyValueScanFixture() throws IOException {
39 KeyValue kvs[] = new KeyValue[]{
40 KeyValueTestUtil.create("RowA", "family", "qf1",
41 1, KeyValue.Type.Put, "value-1"),
42 KeyValueTestUtil.create("RowA", "family", "qf2",
43 1, KeyValue.Type.Put, "value-2"),
44 KeyValueTestUtil.create("RowB", "family", "qf1",
45 10, KeyValue.Type.Put, "value-10")
46 };
47 KeyValueScanner scan = new KeyValueScanFixture(
48 KeyValue.COMPARATOR, kvs);
49
50 KeyValue kv = KeyValueUtil.createFirstOnRow(Bytes.toBytes("RowA"));
51
52 assertTrue(scan.seek(kv));
53 Cell res = scan.peek();
54 assertEquals(kvs[0], res);
55
56 kv = KeyValueUtil.createFirstOnRow(Bytes.toBytes("RowB"));
57 assertTrue(scan.seek(kv));
58 res = scan.peek();
59 assertEquals(kvs[2], res);
60
61
62 kv = KeyValueUtil.createFirstOnRow(Bytes.toBytes("RowA"));
63 assertTrue(scan.seek(kv));
64 assertEquals(kvs[0], scan.peek());
65 assertEquals(kvs[0], scan.next());
66 assertEquals(kvs[1], scan.peek());
67 assertEquals(kvs[1], scan.next());
68 assertEquals(kvs[2], scan.peek());
69 assertEquals(kvs[2], scan.next());
70 assertEquals(null, scan.peek());
71 assertEquals(null, scan.next());
72 }
73
74 }
75