Files
rust-otus/smart-house/src/device.rs

76 lines
2.1 KiB
Rust

use std::fmt::Display;
#[derive(Debug)]
pub enum Device {
Thermometer(super::Thermometer),
PowerSocket(super::PowerSocket),
}
impl Device {
pub fn display(&self) -> impl Display {
match self {
Device::Thermometer(thermometer) => {
format!("DEV:{}", thermometer.display())
}
Device::PowerSocket(power_socket) => {
format!("DEV:{}", power_socket.display())
}
}
}
pub fn print_status(&self) {
println!("{}", self.display());
}
pub fn get_name(&self) -> &str {
match self {
Device::Thermometer(thermometer) => thermometer.get_name(),
Device::PowerSocket(power_socket) => power_socket.get_name(),
}
}
}
impl From<super::Thermometer> for Device {
fn from(value: super::Thermometer) -> Self {
Device::Thermometer(value)
}
}
impl From<super::PowerSocket> for Device {
fn from(value: super::PowerSocket) -> Self {
Device::PowerSocket(value)
}
}
#[cfg(test)]
mod tests {
use super::*;
use crate::{PowerSocket, Thermometer};
#[test]
fn smoke_test() {
let dev_thermometer = Device::Thermometer(Thermometer::new("Therm", 20.1));
let dev_power_socket = Device::PowerSocket(PowerSocket::new("PSoc", 11.2, false));
dev_thermometer.print_status();
dev_power_socket.print_status();
let Device::Thermometer(thermometer) = dev_thermometer else { unreachable!() };
let Device::PowerSocket(power_socket) = dev_power_socket else {
unreachable!()
};
assert_eq!(format!("{}", thermometer.display()), "Therm[ 20.1 ]");
assert_eq!(format!("{}", power_socket.display()), "PSoc[ OFF : 0.0 ]");
}
#[test]
fn display_test() {
let dev_thermometer = Device::Thermometer(Thermometer::new("Therm", 20.1));
let dev_power_socket = Device::PowerSocket(PowerSocket::new("PSoc", 11.2, false));
assert_eq!(format!("{}", dev_thermometer.display()), "DEV:Therm[ 20.1 ]");
assert_eq!(format!("{}", dev_power_socket.display()), "DEV:PSoc[ OFF : 0.0 ]");
}
}