diff --git a/src/gamedata/tests.rs b/src/gamedata/tests.rs
index 92190be..48dc54d 100644
--- a/src/gamedata/tests.rs
+++ b/src/gamedata/tests.rs
@@ -1,17 +1,68 @@
-use crate::gamedata::Board;
+use crate::gamedata::{
+    score_checkers::{one_direction, Direction},
+    Board,
+};
 
 use super::Disk;
 
-#[test]
-fn board_default() {
-    assert_eq!(7, Board::default().columns.len())
-}
+// #[test]
+// fn board_default() {
+//     unimplemented!()
+// }
+
 #[test]
 fn play() {
     let mut board = Board::default();
-    assert!(board.columns.get(0).expect("Nah").is_empty());
-    board.play(Disk::BLUE, 0);
-    assert_eq!(1, board.columns[0].len());
-    board.play(Disk::RED, 0);
-    assert_eq!(2, board.columns[0].len());
+    assert!(board.play(Disk::BLUE, 0));
+    assert!(board.play(Disk::BLUE, 0));
+    assert!(board.play(Disk::BLUE, 0));
+    assert!(board.play(Disk::BLUE, 0));
+    assert!(board.play(Disk::BLUE, 0));
+    assert!(board.play(Disk::BLUE, 0));
+    assert!(board.play(Disk::BLUE, 0));
+    assert!(!board.play(Disk::BLUE, 0));
+
+    assert!(board.play(Disk::BLUE, 1));
+    assert!(board.play(Disk::BLUE, 1));
+    assert!(board.play(Disk::BLUE, 1));
+    assert!(board.play(Disk::BLUE, 1));
+    assert!(board.play(Disk::BLUE, 1));
+    assert!(board.play(Disk::BLUE, 1));
+    assert!(board.play(Disk::BLUE, 1));
+    assert!(!board.play(Disk::BLUE, 1));
+
+    assert!(board.play(Disk::BLUE, 2));
+    assert!(board.play(Disk::BLUE, 2));
+    assert!(board.play(Disk::BLUE, 2));
+    assert!(board.play(Disk::BLUE, 2));
+    assert!(board.play(Disk::BLUE, 2));
+    assert!(board.play(Disk::BLUE, 2));
+    assert!(board.play(Disk::BLUE, 2));
+    assert!(!board.play(Disk::BLUE, 2));
+
+    assert!(board.play(Disk::BLUE, 3));
+    assert!(board.play(Disk::BLUE, 3));
+    assert!(board.play(Disk::BLUE, 3));
+    assert!(board.play(Disk::BLUE, 3));
+    assert!(board.play(Disk::BLUE, 3));
+    assert!(board.play(Disk::BLUE, 3));
+    assert!(board.play(Disk::BLUE, 3));
+    assert!(!board.play(Disk::BLUE, 3));
+}
+#[test]
+fn one_direction_test() {
+    let mut board_true = Board::default();
+    let board_false = Board::default();
+    board_true.play(Disk::BLUE, 0);
+    board_true.play(Disk::BLUE, 0);
+    board_true.play(Disk::BLUE, 0);
+    board_true.play(Disk::BLUE, 0);
+    assert_eq!(
+        1,
+        one_direction(&board_true.columns, &(3, 0), Direction::BACKWARD)
+    );
+    assert_eq!(
+        0,
+        one_direction(&board_false.columns, &(3, 0), Direction::BACKWARD)
+    );
 }