Adding hands functionality

src/hands.rs

@@ -1,25 +1,19 @@
 pub fn handify(input: &str) -> String {
     let input = input.to_uppercase();
+    let input = input.trim().to_owned();
     let input = input.replace(" ", " 👏 ");
-    println!("{:?}", input.split_whitespace().collect::<Vec<&str>>());
-    for i in input.split_whitespace().collect::<Vec<&str>>() {
-        println!("{:?}", i);
-    }
+    let input = format!("👏 {} 👏", input);
     input
 }
 
 #[test]
 fn handify_test_no_trailing_spaces() {
     let input = "hello world";
-    assert_eq!(handify(input), "HELLO 👏 WORLD");
+    assert_eq!(handify(input), "👏 HELLO 👏 WORLD 👏");
 }
 
 #[test]
-// NOTE: Failing because of trailing whitespace
 fn handify_test_with_trailing_spaces() {
     let input = " hello world ";
     assert_eq!(handify(input), "👏 HELLO 👏 WORLD 👏")
 }
-
-// TODO: trim leading + tailing white space
-// TODO: handle an empty string