    @Test
    public void testNumberParsing() throws Exception
    {

        VType value = VDouble.of(3.16, Alarm.none(), Time.now(), display);

        Object parsed = FormatOptionHandler.parse(value, "42.5 Socks", FormatOption.DEFAULT);
        assertThat(parsed, instanceOf(Number.class));
        assertThat(((Number)parsed).doubleValue(), equalTo(42.5));
    }