@Test
public void evaluate_MockData_ShouldBeExpectedScalar2() throws CelloException {

  Map<Variable, Double> args = new HashMap<>();
  args.put(lut.getVariables().findCObjectByName("x"), 3.0);
  args.put(lut.getVariables().findCObjectByName("bin"), 3.0);
  assertEquals(lut.evaluate(args), 8.0, TOLERANCE);
}