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HDFS-15898. Test case TestOfflineImageViewer fails #2779

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Merged
ferhui merged 1 commit into from
Mar 17, 2021
Merged

HDFS-15898. Test case TestOfflineImageViewer fails #2779

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7 changes: 7 additions & 0 deletions ...src/test/java/org/apache/hadoop/hdfs/tools/offlineImageViewer/TestOfflineImageViewer.java
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Original file line number Diff line number Diff line change
Expand Up @@ -74,6 +74,7 @@
import java.util.Map;
import java.util.Random;
import java.util.Set;
import java.util.TimeZone;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

Expand Down Expand Up @@ -153,6 +154,7 @@ public class TestOfflineImageViewer {
private static final long FILE_NODE_ID_3 = 16394;
private static final long DIR_NODE_ID = 16391;
private static final long SAMPLE_TIMESTAMP = 946684800000L;
private static TimeZone defaultTimeZone = null;

// namespace as written to dfs, to be compared with viewer's output
final static HashMap<String, FileStatus> writtenFiles = Maps.newHashMap();
Expand All @@ -165,6 +167,8 @@ public class TestOfflineImageViewer {
// multiple tests.
@BeforeClass
public static void createOriginalFSImage() throws IOException {
defaultTimeZone = TimeZone.getDefault();
TimeZone.setDefault(TimeZone.getTimeZone("UTC"));
File[] nnDirs = MiniDFSCluster.getNameNodeDirectory(
MiniDFSCluster.getBaseDirectory(), 0, 0);
tempDir = nnDirs[0];
Expand Down Expand Up @@ -370,6 +374,9 @@ public static void deleteOriginalFSImage() throws IOException {
if (originalFsimage != null && originalFsimage.exists()) {
originalFsimage.delete();
}
if (defaultTimeZone != null) {
TimeZone.setDefault(defaultTimeZone);
}
}

// Convenience method to generate a file status from file system for
Expand Down