Test: Get Box

src/playfield.rs

@@ -54,8 +54,16 @@ impl Playfield {
             }
         }
     }
-    pub fn get_column(&self, index: usize) -> Vec<Field> {
-        self.fields.iter().map(|row| row[index].clone()).collect()
+    pub fn get_column(&self, col_index: usize) -> Vec<Field> {
+        self.fields
+            .iter()
+            .map(|row| row[col_index].clone())
+            .collect()
+    }
+    pub fn get_box(&self, row: usize, col: usize) -> Vec<&Field> {
+        let result: Vec<&Field> = Vec::new();
+
+        result
     }
     pub fn convert_index(&self, index: usize) -> (usize, usize) {
         let row = index / self.size;
@@ -127,6 +135,14 @@ mod tests {
             assert_eq!(column_3, expected_3);
         }
     }
+    mod get_box {
+        use super::*;
+        #[test]
+        fn simple() {
+            let playfield = Playfield::new(&"1 2 3 4 4 3 2 1 3 2 1 4 2 1 4 3".to_string(), 4);
+            let expected = vec![Field::new(1), Field::new(2), Field::new(4), Field::new(5)];
+        }
+    }
     mod calculate_box_size {
         use super::*;
         #[test]