@Before public void setUp() throws IOException { inputLhs = new Hfs(new SequenceFile(new Fields("a", "b")), getTestRoot() + "/lhs"); inputRhs = new Hfs(new SequenceFile(new Fields("c", "d")), getTestRoot() + "/rhs"); TapHelper.writeToTap( inputLhs, new Tuple("1", "A"), new Tuple("1", "B"), new Tuple("1", "C"), new Tuple("2", "D"), new Tuple("2", "H"), new Tuple("2", "I")); TapHelper.writeToTap(inputRhs, new Tuple("1", "E"), new Tuple("2", "F"), new Tuple("2", "G")); }