100-exercises-to-learn-rust/exercises/06_ticket_management/01_arrays/src/lib.rs

81 lines
2.6 KiB
Rust

// TODO: Flesh out the `WeekTemperatures` struct and its method implementations to pass the tests.
pub struct WeekTemperatures {
// TODO
}
pub enum Weekday {
Monday,
Tuesday,
Wednesday,
Thursday,
Friday,
Saturday,
Sunday,
}
impl WeekTemperatures {
pub fn new() -> Self {
todo!()
}
pub fn get_temperature(&self, day: Weekday) -> Option<i32> {
todo!()
}
pub fn set_temperature(&mut self, day: Weekday, temperature: i32) {
todo!()
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_get_temperature() {
let mut week_temperatures = WeekTemperatures::new();
assert_eq!(week_temperatures.get_temperature(Weekday::Monday), None);
assert_eq!(week_temperatures.get_temperature(Weekday::Tuesday), None);
assert_eq!(week_temperatures.get_temperature(Weekday::Wednesday), None);
assert_eq!(week_temperatures.get_temperature(Weekday::Thursday), None);
assert_eq!(week_temperatures.get_temperature(Weekday::Friday), None);
assert_eq!(week_temperatures.get_temperature(Weekday::Saturday), None);
assert_eq!(week_temperatures.get_temperature(Weekday::Sunday), None);
week_temperatures.set_temperature(Weekday::Monday, 20);
assert_eq!(week_temperatures.get_temperature(Weekday::Monday), Some(20));
week_temperatures.set_temperature(Weekday::Monday, 25);
assert_eq!(week_temperatures.get_temperature(Weekday::Monday), Some(25));
week_temperatures.set_temperature(Weekday::Tuesday, 30);
week_temperatures.set_temperature(Weekday::Wednesday, 35);
week_temperatures.set_temperature(Weekday::Thursday, 40);
week_temperatures.set_temperature(Weekday::Friday, 45);
week_temperatures.set_temperature(Weekday::Saturday, 50);
week_temperatures.set_temperature(Weekday::Sunday, 55);
assert_eq!(week_temperatures.get_temperature(Weekday::Monday), Some(25));
assert_eq!(
week_temperatures.get_temperature(Weekday::Tuesday),
Some(30)
);
assert_eq!(
week_temperatures.get_temperature(Weekday::Wednesday),
Some(35)
);
assert_eq!(
week_temperatures.get_temperature(Weekday::Thursday),
Some(40)
);
assert_eq!(week_temperatures.get_temperature(Weekday::Friday), Some(45));
assert_eq!(
week_temperatures.get_temperature(Weekday::Saturday),
Some(50)
);
assert_eq!(week_temperatures.get_temperature(Weekday::Sunday), Some(55));
}
}