mirror of
https://github.com/rust-lang/rustlings.git
synced 2025-12-28 06:49:19 +00:00
24 lines
508 B
Rust
24 lines
508 B
Rust
// Tests are important to ensure that your code does what you think it should
|
|
// do.
|
|
|
|
fn is_even(n: i64) -> bool {
|
|
n % 2 == 0
|
|
}
|
|
|
|
fn main() {
|
|
// You can optionally experiment here.
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
// TODO: Import `is_even`. You can use a wildcard to import everything in
|
|
// the outer module.
|
|
use super::*;
|
|
#[test]
|
|
fn you_can_assert() {
|
|
// TODO: Test the function `is_even` with some values.
|
|
assert!(is_even(2));
|
|
assert!(!is_even(3));
|
|
}
|
|
}
|