diff --git a/src/renderer/renderer.rs b/src/renderer/renderer.rs
index 60a7db9..724ec3e 100644
--- a/src/renderer/renderer.rs
+++ b/src/renderer/renderer.rs
@@ -120,6 +120,14 @@ mod tests {
         }
     }
 
+    impl<'a> Walkable for &str {
+        type Output = u32;
+
+        fn walk(&self, segment: &str) -> &u32 {
+            panic!("Tried to walk down a str");
+        }
+    }
+
     impl<'a> Walkable for u32 {
         type Output = u32;
 
@@ -128,16 +136,17 @@ mod tests {
         }
     }
 
-    fn do_the_walk<'a>(c: &'a (dyn Walkable<Output = u32> + 'a), path: &str) -> &'a u32 {
+    fn do_the_walk<'a>(c: &'a (dyn Walkable<Output = &'static str> + 'a), path: &str) -> &'a str {
         c.walk(path)
     }
 
     #[test]
     fn test_walk_path() {
-        let context: HashMap<&str, u32> = [("cat", 1), ("dog", 2), ("tiger", 3)]
-            .iter()
-            .cloned()
-            .collect();
-        assert_eq!(do_the_walk(&context, "cat"), &1);
+        let context: HashMap<&str, &str> =
+            [("cat", "kitty"), ("dog", "doggy"), ("tiger", "murderkitty")]
+                .iter()
+                .cloned()
+                .collect();
+        assert_eq!(do_the_walk(&context, "cat"), "kitty");
     }
 }