@Test
  public void test1() {

    int res = instance.multiColumnTest1(1, 10, 100);

    Assert.assertEquals(123, res);

    res = instance.multiColumnTest1(6, 20, 200);

    Assert.assertEquals(1700 * 100 + 1800 * 10 + 1900, res);
  }
  @Test
  public void testCombined() {
    DoubleValue res = instance.getBaseRate(10000, "$100,000 Deductible");

    Assert.assertEquals(15048.3021, res.doubleValue(), 0.00005);
  }