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poneciak 2023-04-05 08:18:51 +02:00
parent 01fa21f160
commit 27b7579566
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40
exercises/tests/tests4.rs Normal file
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// tests4.rs
// Correct the tests to
// Do not change Rectangle::new body
// Execute `rustlings hint tests4` or use the `hint` watch subcommand for a hint.
// I AM NOT DONE
struct Rectangle {
width: i32,
height: i32
}
impl Rectangle {
pub fn new(width: i32, height: i32) -> Self {
if width < 0 || height < 0 {
panic!("Rectangle width and height cannot be negative!")
}
Rectangle {width, height}
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn correct_width_and_height() {
let _rect = Rectangle::new(10, 10);
}
#[test]
fn negative_width() {
let _rect = Rectangle::new(-10, 10);
}
#[test]
fn negative_height() {
let _rect = Rectangle::new(10, -10);
}
}

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@ -807,6 +807,16 @@ You can call a function right where you're passing arguments to `assert!` -- so
something like `assert!(having_fun())`. If you want to check that you indeed get false, you
can negate the result of what you're doing using `!`, like `assert!(!having_fun())`."""
[[exercises]]
name = "tests4"
path = "exercises/tests/tests4.rs"
mode = "test"
hint = """
We expect method `Rectangle::new()` to panic for negative values.
To handle that you need to add special attribute to test function.
You can refer to the docs: https://doc.rust-lang.org/stable/book/ch11-01-writing-tests.html"""
# STANDARD LIBRARY TYPES
[[exercises]]