first fun version

src/test.rs

@@ -1,11 +1,33 @@
 #[cfg(test)]
 mod tests {
+
+    use std::collections::HashMap;
+
+    use crate::{create_tree, get_stats};
+
     use super::*;
-    use main;
 
     #[test]
-    fn it_works() {
-        let result = add(2, 2);
-        assert_eq!(result, 4);
+    fn check_basic_functions() {
+        let test = get_stats("ZEHTZJATJAEJEF".to_string());
+        let case = HashMap::from([
+            ("Z".to_string(), 2),
+            ("E".to_string(), 3),
+            ("H".to_string(), 1),
+            ("T".to_string(), 2),
+            ("J".to_string(), 3),
+            ("A".to_string(), 2),
+            ("F".to_string(), 1),
+        ]);
+
+        println!("{:?} \n {:?}", test, case);
+        assert!(test == case);
+    }
+    #[test]
+    fn test2() {
+        let small_string : String = "aaaaaaaaaaaaaaaaaaa a a a a a a  a bazbazoreb kjzbej kjqbzetjbqzefe jabzezf jbzaefe jbzae ljzbef ljsndsf lj".to_string();
+
+        let stats = get_stats(small_string);
+        create_tree(stats);
     }
 }