mirror of https://github.com/rust-lang/rustlings
feat: Added exercise structs3.rs
parent
32721bbc83
commit
b66e2e0962
@ -0,0 +1,67 @@
|
||||
// structs3.rs
|
||||
// Structs contain more than simply some data, they can also have logic, in this
|
||||
// exercise we have defined the Package struct and we want to test some logic attached to it,
|
||||
// make the code compile and the tests pass! If you have issues execute `rustlings hint structs3`
|
||||
|
||||
// I AM NOT DONE
|
||||
|
||||
#[derive(Debug)]
|
||||
struct Package {
|
||||
from: String,
|
||||
to: String,
|
||||
weight: f32
|
||||
}
|
||||
|
||||
impl Package {
|
||||
fn new(from: String, to: String, weight: f32) -> Package {
|
||||
if weight <= 0.0 {
|
||||
// Something goes here...
|
||||
} else {
|
||||
return Package {from, to, weight};
|
||||
}
|
||||
}
|
||||
|
||||
fn is_international(&self) -> ??? {
|
||||
// Something goes here...
|
||||
}
|
||||
|
||||
fn get_fees(&self, cost_per_kg: f32) -> ??? {
|
||||
// Something goes here...
|
||||
}
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
use super::*;
|
||||
|
||||
#[test]
|
||||
#[should_panic]
|
||||
fn fail_creating_weightless_package() {
|
||||
let country_from = String::from("Spain");
|
||||
let country_to = String::from("Austria");
|
||||
|
||||
Package::new(country_from, country_to, -2.21);
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn create_international_package() {
|
||||
let country_from = String::from("Spain");
|
||||
let country_to = String::from("Russia");
|
||||
|
||||
let package = Package::new(country_from, country_to, 1.2);
|
||||
|
||||
assert!(package.is_international());
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn calculate_transport_fees() {
|
||||
let country_from = String::from("Spain");
|
||||
let country_to = String::from("Spain");
|
||||
|
||||
let country_fee = ???;
|
||||
|
||||
let package = Package::new(country_from, country_to, 22.0);
|
||||
|
||||
assert_eq!(package.get_fees(country_fee), 176.0);
|
||||
}
|
||||
}
|
Loading…
Reference in New Issue