// TODO: Fix the compiler error on this function. fn foo_if_fizz(fizzish: &str) -> &str { if fizzish == "fizz" { "foo" } else { 1 } } fn main() { // You can optionally experiment here. } // TODO: Read the tests to understand the desired behavior. // Make all tests pass without changing them. #[cfg(test)] mod tests { use super::*; #[test] fn foo_for_fizz() { // This means that calling `foo_if_fizz` with the argument "fizz" should return "foo". assert_eq!(foo_if_fizz("fizz"), "foo"); } #[test] fn bar_for_fuzz() { assert_eq!(foo_if_fizz("fuzz"), "bar"); } #[test] fn default_to_baz() { assert_eq!(foo_if_fizz("literally anything"), "baz"); } }