56 lines
1.6 KiB
Rust
56 lines
1.6 KiB
Rust
use std::fmt::Display;
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pub enum Device {
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Thermometer(super::Thermometer),
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PowerSocket(super::PowerSocket),
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}
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impl Device {
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pub fn display(&self) -> impl Display {
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match self {
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Device::Thermometer(thermometer) => {
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format!("DEV:{}", thermometer.display())
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}
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Device::PowerSocket(power_socket) => {
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format!("DEV:{}", power_socket.display())
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}
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}
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}
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pub fn print_status(&self) {
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println!("{}", self.display());
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}
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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use crate::{PowerSocket, Thermometer};
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#[test]
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fn smoke_test() {
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let dev_thermometer = Device::Thermometer(Thermometer::new(20.1));
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let dev_power_socket = Device::PowerSocket(PowerSocket::new(11.2, false));
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dev_thermometer.print_status();
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dev_power_socket.print_status();
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let Device::Thermometer(thermometer) = dev_thermometer else { unreachable!() };
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let Device::PowerSocket(power_socket) = dev_power_socket else {
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unreachable!()
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};
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assert_eq!(format!("{}", thermometer.display()), "Thermometer[ 20.1 ]");
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assert_eq!(format!("{}", power_socket.display()), "PowerSocket[ OFF : 0.0 ]");
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}
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#[test]
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fn display_test() {
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let dev_thermometer = Device::Thermometer(Thermometer::new(20.1));
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let dev_power_socket = Device::PowerSocket(PowerSocket::new(11.2, false));
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assert_eq!(format!("{}", dev_thermometer.display()), "DEV:Thermometer[ 20.1 ]");
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assert_eq!(format!("{}", dev_power_socket.display()), "DEV:PowerSocket[ OFF : 0.0 ]");
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}
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}
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