rustlings/exercises/structs/structs1.rs
2021-05-09 22:48:10 +08:00

48 lines
1.1 KiB
Rust

// structs1.rs
// Address all the TODOs to make the tests pass!
struct ColorClassicStruct {
name: String,
hex: String
}
struct ColorTupleStruct(String, String);
#[derive(Debug)]
struct UnitStruct;
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn classic_c_structs() {
// TODO: Instantiate a classic c struct!
let green = ColorClassicStruct {
name: String::from("green"),
hex: String::from("#00FF00")
};
assert_eq!(green.name, String::from("green"));
assert_eq!(green.hex, String::from("#00FF00"));
}
#[test]
fn tuple_structs() {
// TODO: Instantiate a tuple struct!
let green = ColorTupleStruct(String::from("green"), String::from("#00FF00"));
assert_eq!(green.0, String::from("green"));
assert_eq!(green.1, String::from("#00FF00"));
}
#[test]
fn unit_structs() {
// TODO: Instantiate a unit struct!
let unit_struct = UnitStruct{};
let message = format!("{:?}s are fun!", unit_struct);
assert_eq!(message, "UnitStructs are fun!");
}
}