use crate::quantity::{Quantity, Value};
use generate_quantity::quantity_type;

use crate::quantity::MILLI;

//----- Liters ----------------------------------
quantity_type! {Liters, "L"}

impl<V: Value> Liters<V> {
    #[inline]
    pub fn to_milli_liters(self) -> MilliLiters<V> {
        let multiplier = V::from_u16(MILLI).unwrap();
        MilliLiters(self.0 * multiplier)
    }
}

//----- Milliliters ----------------------------------
quantity_type! {MilliLiters, "mL"}

impl<V: Value> MilliLiters<V> {
    #[inline]
    pub fn to_liters(self) -> Liters<V> {
        let divisor = V::from_u16(MILLI).unwrap();
        Liters(self.0 / divisor)
    }
}

// ---------------------------------------------------------------------------------------------------------------------
// ----- Tests ------------------------
// ---------------------------------------------------------------------------------------------------------------------
#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn convert_u32() {
        let liters: Liters<u32> = 12.liters();
        let milli_liters: MilliLiters<u32> = 12_000.milli_liters();

        assert_eq!(liters.0, milli_liters.to_liters().0);
        assert_eq!(milli_liters.0, liters.to_milli_liters().0);
    }
}