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18 package org.apache.hadoop.hbase.snapshot;
19
20 import static org.junit.Assert.assertTrue;
21
22 import java.io.IOException;
23 import java.util.ArrayList;
24 import java.util.List;
25
26 import org.apache.hadoop.fs.FileStatus;
27 import org.apache.hadoop.fs.FileSystem;
28 import org.apache.hadoop.fs.Path;
29 import org.apache.hadoop.hbase.HBaseTestingUtility;
30 import org.apache.hadoop.hbase.HConstants;
31 import org.apache.hadoop.hbase.SmallTests;
32 import org.apache.hadoop.hbase.TableName;
33 import org.apache.hadoop.hbase.errorhandling.ForeignExceptionDispatcher;
34 import org.apache.hadoop.hbase.protobuf.ProtobufUtil;
35 import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.SnapshotDescription;
36 import org.apache.hadoop.hbase.util.FSUtils;
37 import org.junit.Test;
38 import org.junit.experimental.categories.Category;
39 import org.mockito.Mockito;
40
41 @Category(SmallTests.class)
42 public class TestReferenceRegionHFilesTask {
43 private static final HBaseTestingUtility UTIL = new HBaseTestingUtility();
44
45 @Test
46 public void testRun() throws IOException {
47 FileSystem fs = UTIL.getTestFileSystem();
48
49 Path testdir = UTIL.getDataTestDir();
50 Path regionDir = new Path(testdir, "region");
51 Path family1 = new Path(regionDir, "fam1");
52
53 Path family2 = new Path(regionDir, "fam2");
54 fs.mkdirs(family2);
55
56
57 Path file1 = new Path(family1, "05f99689ae254693836613d1884c6b63");
58 fs.createNewFile(file1);
59 Path file2 = new Path(family1, "7ac9898bf41d445aa0003e3d699d5d26");
60 fs.createNewFile(file2);
61
62
63 Path snapshotRegionDir = new Path(testdir, HConstants.SNAPSHOT_DIR_NAME);
64 fs.mkdirs(snapshotRegionDir);
65
66 SnapshotDescription snapshot = SnapshotDescription.newBuilder().setName("name")
67 .setTable("table").build();
68 ForeignExceptionDispatcher monitor = Mockito.mock(ForeignExceptionDispatcher.class);
69 ReferenceRegionHFilesTask task = new ReferenceRegionHFilesTask(snapshot, monitor, regionDir,
70 fs, snapshotRegionDir);
71 ReferenceRegionHFilesTask taskSpy = Mockito.spy(task);
72 task.call();
73
74
75 Mockito.verify(taskSpy, Mockito.never()).snapshotFailure(Mockito.anyString(),
76 Mockito.any(Exception.class));
77
78
79 List<String> hfiles = new ArrayList<String>(2);
80 FileStatus[] regions = FSUtils.listStatus(fs, snapshotRegionDir);
81 for (FileStatus region : regions) {
82 FileStatus[] fams = FSUtils.listStatus(fs, region.getPath());
83 for (FileStatus fam : fams) {
84 FileStatus[] files = FSUtils.listStatus(fs, fam.getPath());
85 for (FileStatus file : files) {
86 hfiles.add(file.getPath().getName());
87 }
88 }
89 }
90 assertTrue("Didn't reference :" + file1, hfiles.contains(file1.getName()));
91 assertTrue("Didn't reference :" + file1, hfiles.contains(file2.getName()));
92 }
93 }