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YARN-11894 clean up file system before and after each state to address order dependency #8083

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YARN-11894 clean up file system before and after each state to address order dependency #8083

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18 changes: 18 additions & 0 deletions ...eline-pluginstorage/src/test/java/org/apache/hadoop/yarn/server/timeline/TestLogInfo.java
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Original file line number Diff line number Diff line change
Expand Up @@ -77,6 +77,7 @@ public class TestLogInfo {

@BeforeEach
public void setup() throws Exception {
prepareCleanTestRootDir();
config.set(MiniDFSCluster.HDFS_MINIDFS_BASEDIR, TEST_ROOT_DIR.toString());
HdfsConfiguration hdfsConfig = new HdfsConfiguration();
hdfsCluster = new MiniDFSCluster.Builder(hdfsConfig).numDataNodes(1).build();
Expand Down Expand Up @@ -106,7 +107,24 @@ public void tearDown() throws Exception {
jsonGenerator.close();
outStream.close();
outStreamDomain.close();

FileSystem hdfsFs = hdfsCluster.getFileSystem();
if (hdfsFs.exists(TEST_ROOT_DIR)) {
hdfsFs.delete(TEST_ROOT_DIR, true);
}
hdfsCluster.shutdown();

FileSystem localFs = FileSystem.getLocal(config);
if (localFs.exists(TEST_ROOT_DIR)) {
localFs.delete(TEST_ROOT_DIR, true);
}
}
/**
* Creates a fresh test root directory after cleanup.
*/
private void prepareCleanTestRootDir() throws IOException {
FileSystem localFs = FileSystem.getLocal(config);
localFs.mkdirs(TEST_ROOT_DIR);
}

@Test
Expand Down