diff --git a/src/main.rs b/src/main.rs
index fb7b826..465bd1a 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -12,7 +12,7 @@ struct World {
 
 impl World {
     /// Create a new map full of dots.
-    fn create_map(&mut self) {
+    fn create(&mut self) {
         self.map = vec!['.'; (self.x * self.y) as usize];
     }
     /// Set robot on the map.
@@ -74,19 +74,19 @@ impl Robot {
         }
     }
     /// Apply North orientation to the robot.
-    fn turn_north(&mut self) {
+    fn set_north(&mut self) {
         self.o = Orientation::N
     }
     /// Apply South orientation to the robot.
-    fn turn_south(&mut self) {
+    fn set_south(&mut self) {
         self.o = Orientation::S
     }
     /// Apply East orientation to the robot.
-    fn turn_east(&mut self) {
+    fn set_east(&mut self) {
         self.o = Orientation::E
     }
     /// Apply West orientation to the robot.
-    fn turn_west(&mut self) {
+    fn set_west(&mut self) {
         self.o = Orientation::W
     }
 }
@@ -183,13 +183,13 @@ mod tests {
     }
 
     #[test]
-    fn test_create_map() {
+    fn test_create() {
         let mut w: World = World {
             x: 5,
             y: 5,
             map: Vec::new(),
         };
-        w.create_map();
+        w.create();
         assert_eq!(w.map, vec!['.'; 25]);
     }
 
@@ -206,7 +206,7 @@ mod tests {
             y: 2,
             map: Vec::new(),
         };
-        w.create_map();
+        w.create();
         w.set_robot(r);
         assert_eq!(w.map, vec!['↑', '.', '.', '.']);
     }
@@ -218,7 +218,7 @@ mod tests {
             y: 2,
             map: Vec::new(),
         };
-        w.create_map();
+        w.create();
         assert!(w.empty_position(Position { x: 0, y: 0 }));
     }
 }