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@pmkroeker

pmkroeker/xo.rs

Forked from rust-play/playground.rs
Last active Jun 3, 2020
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// https://dev.to/thepracticaldev/daily-challenge-29-xs-and-os-12mj
pub fn xo (value: &str) -> bool {
let value = value.to_lowercase();
let count_x = value.matches("x").count();
let count_o = value.matches("o").count();
count_x == count_o
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_1() {
assert_eq!(xo("ooxx"), true);
}
#[test]
fn test_2() {
assert_eq!(xo("xooxx"), false);
}
#[test]
fn test_3() {
assert_eq!(xo("ooxXm"), true);
}
#[test]
fn test_4() {
assert_eq!(xo("zzoo"), false);
}
#[test]
fn test_5() {
assert_eq!(xo("zpzpzpp"), true);
}
}
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