@Test
  public void scanWithSpecificQualifiers3() throws IOException {
    /* When */
    Scan scan = new Scan();
    scan.addColumn(FAMILY_A, QUALIFIER_FOO);
    scan.addColumn(FAMILY_A, QUALIFIER_BAR);
    scan.setFilter(scanFilter);

    verify(scan);
  }
Test the filter by adding 2 columns of family A in the scan. (OK)
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestSCVFWithMiniCluster.java