private MapDriver<ImmutableBytesWritable, Result, Text, Text> mapDriver;
private HopperHbaseMapper hopperHbaseMapper;

@Before
public void setUp() {
  hopperHbaseMapper = new HopperHbaseMapper();
  mapDriver = MapDriver.newMapDriver(hopperHbaseMapper);
}

@Test
public void testMapHbase() throws Exception {
  String testKey = "123";
  ImmutableBytesWritable key = new ImmutableBytesWritable(testKey.getBytes());
  List<KeyValue> keyValues = new ArrayList<KeyValue>();
  KeyValue keyValue1 = new KeyValue(testKey.getBytes(), "0".getBytes(), "first_name".getBytes(), "Joe".getBytes());
  KeyValue keyValue2 = new KeyValue(testKey.getBytes(), "0".getBytes(), "last_name".getBytes(), "Blow".getBytes());
  keyValues.add(keyValue1);
  keyValues.add(keyValue2);
  Result result = new Result(keyValues);
  mapDriver.withInput(key, result);
  mapDriver.withOutput(new Text(testKey), new Text(testKey + "tJoetBlow"));
  mapDriver.runTest();
}

TreeSet<KeyValue> set = new TreeSet<KeyValue>(KeyValue.COMPARATOR);

byte[] row = Bytes.toBytes("row01");
byte[] cf = Bytes.toBytes("cf");
set.add(new KeyValue(row, cf, "cone".getBytes(), Bytes.toBytes("row01_cone_one")));
set.add(new KeyValue(row, cf, "ctwo".getBytes(), Bytes.toBytes("row01_ctwo_two")));
set.add(new KeyValue(row, cf, "cthree".getBytes(), Bytes.toBytes("row01_cthree_three")));
set.add(new KeyValue(row, cf, "cfour".getBytes(), Bytes.toBytes("row01_cfour_four")));
set.add(new KeyValue(row, cf, "cfive".getBytes(), Bytes.toBytes("row01_cfive_five")));
set.add(new KeyValue(row, cf, "csix".getBytes(), Bytes.toBytes("row01_csix_six")));

KeyValue[] kvs = new KeyValue[set.size()];
set.toArray(kvs);

Result result = new Result(kvs);
mapDriver.withInput(key, result);

import org.apache.hadoop.hbase.{CellUtil, KeyValue}
import scala.collection.immutable.TreeSet


implicit val ordering =  KeyValue.COMPARATOR

val cells = TreeSet(
      CellUtil.createCell(toBytes("myRowKey"), toBytes("myColumnFamily"),toBytes("myQualifier1"), 1000L, KeyValue.Type.Minimum.getCode, toBytes("myValue1")),
      CellUtil.createCell(toBytes("myRowKey"), toBytes("myColumnFamily"),toBytes("myQualifier2"), 1000L, KeyValue.Type.Minimum.getCode, toBytes("myValue2")),
      CellUtil.createCell(toBytes("myRowKey"), toBytes("myColumnFamily"),toBytes("myQualifier3"), 1000L, KeyValue.Type.Minimum.getCode, toBytes("myValue3")),
      CellUtil.createCell(toBytes("myRowKey"), toBytes("myColumnFamily"),toBytes("myQualifier4"), 1000L, KeyValue.Type.Minimum.getCode, toBytes("myValue4")),
      CellUtil.createCell(toBytes("myRowKey"), toBytes("myColumnFamily"),toBytes("myQualifier5"), 1000L, KeyValue.Type.Minimum.getCode, toBytes("myValue5"))
    )

val result = Result.create(cells.toArray)