@Test
  public void testScanByRegionEncodedNameNonExistingRegion() throws Exception {
    final String encodedName = "nonexistingregion";
    final Result result =
      MetaTableAccessor.scanByRegionEncodedName(UTIL.getConnection(), encodedName);
    assertNull(result);
  }
Tests whether maximum of masters system time versus RSs local system time is used
hbase-server/src/test/java/org/apache/hadoop/hbase/TestMetaTableAccessor.java