assertEquals("Name is, ", "round_2", round_2.getName());
assertEquals("Number of arguments, ", 1, round_2.getFunctionName().getArgumentCount());
Function round_2Function = ff.function("round_2", literal_1);
assertEquals("round_2 of (1.0):", (long) Math.round(1.0),
((Long) round_2Function.evaluate(null)).longValue(), 0.00001);
round_2Function = ff.function("round_2", literal_m1);
assertEquals("round_2 of (-1.0):", (long) Math.round(-1.0),
((Long) round_2Function.evaluate(null)).longValue(), 0.00001);