@Test
	public void createDoubleBigDecimalValue() {
		Context context = new Context();
		DataFactory factory = new DataFactory();
		IVPNumber number = factory.createIVPNumber();
		context.addDouble(number.getUniqueID(), 1.0);
		number.setValueType(IVPValue.DOUBLE_TYPE);
		number.updateDoubleValue(context, 5.0);

		assertTrue(number instanceof IVPValue && number instanceof IVPNumber);
		assertTrue(number.getValueType().equals(IVPValue.DOUBLE_TYPE));
		assertTrue(context.getDouble(number.getUniqueID()) == 5.0);
	}