Added subfolder to test setup

test/main.rs

@@ -1,8 +1,10 @@
 mod elo;
+mod subdir;
 
 use std::io;
-use crate::elo;
+use crate::subdir::subdirfile;
 
 fn main() {
   println!("{}", elo::lebo());
+  println!("{}", subdirfile::my_life());
 }

test/output.rs

@@ -0,0 +1,21 @@
+mod elo {
+pub fn lebo() -> String {
+  String::from("ELO")
+}
+}
+mod subdir {
+pub  mod subdirfile {
+pub fn my_life() -> String {
+  String::from("MY LIFE")
+}
+}
+
+}
+
+use std::io;
+use crate::subdir::subdirfile;
+
+fn main() {
+  println!("{}", elo::lebo());
+  println!("{}", subdirfile::my_life());
+}

test/subdir/mod.rs

@@ -0,0 +1 @@
+pub mod subdirfile;

test/subdir/subdirfile.rs

@@ -0,0 +1,3 @@
+pub fn my_life() -> String {
+  String::from("MY LIFE")
+}