@Before
  public void setUpBefore() throws Exception {
    // Make sure testDir is on LocalFileSystem
    this.fs = FileSystem.getLocal(this.testUtil.getConfiguration());
    this.testDir = setup(fs, this.testUtil);
    LOG.info("fs={}, fsuri={}, fswd={}, testDir={}", this.fs, this.fs.getUri(),
      this.fs.getWorkingDirectory(), this.testDir);
    assertTrue("FileSystem '" + fs + "' is not local", fs instanceof LocalFileSystem);
  }
Test Export Snapshot Tool Tests V1 snapshots only. Used to ALSO test v2 but strange failure so
separate the tests. See companion file for test of v2 snapshot.
@see TestExportSnapshotV2NoCluster
hbase-mapreduce/src/test/java/org/apache/hadoop/hbase/snapshot/TestExportSnapshotV1NoCluster.java