VectorizedRowBatch batch = getBatch1Long3BytesVectors();
byte[] scalar1 = getUTF8Bytes("scalar1");
byte[] scalar2 = getUTF8Bytes("scalar2");
VectorExpression expr = new IfExprStringScalarStringScalar(0,scalar1, scalar2, 3);
BytesColumnVector r = (BytesColumnVector) batch.cols[3];
expr.evaluate(batch);
assertTrue(getString(r, 0).equals("scalar2"));
assertTrue(getString(r, 1).equals("scalar2"));
assertTrue(getString(r, 2).equals("scalar1"));
assertTrue(getString(r, 3).equals("scalar1"));
assertFalse(r.isRepeating);