@Test
	public void divideDoubleToDouble() {
		Context c = new Context();
		DataFactory factory = new DataFactory();
		IVPNumber a = factory.createIVPNumber();
		IVPNumber b = factory.createIVPNumber();

		b.setValueType(IVPValue.DOUBLE_TYPE);
		a.setValueType(IVPValue.DOUBLE_TYPE);

		c.addDouble(a.getUniqueID(), 2.5);
		c.addDouble(b.getUniqueID(), 0.25);

		Division division = factory.createDivision();
		division.setExpressionA(a.getUniqueID());
		division.setExpressionB(b.getUniqueID());

		HashMap map = new HashMap();
		map.put(division.getUniqueID(), division);
		map.put(a.getUniqueID(), a);
		map.put(b.getUniqueID(), b);

		IVPNumber result = (IVPNumber) division.evaluate(c, map, factory);
		assertTrue(result.getValueType().equals(IVPValue.DOUBLE_TYPE));
		assertTrue(c.getDouble(result.getUniqueID()) == 10.0);

	}