Tache 1 (testée)

app/src/main/java/view/MatrixPane.java

@@ -8,6 +8,7 @@ import javafx.scene.layout.GridPane;
 import javafx.scene.paint.Color;
 import javafx.scene.shape.Rectangle;
 import javafx.util.Duration;
+import model.ArrayGrid;
 import model.Cell;
 import model.GrayGrid;
 import model.Grid;
@@ -28,8 +29,7 @@ public class MatrixPane extends GridPane {
         this.tileHeight = tileHeight;
         this.numberOfColumns = numberOfColumns;
         this.numberOfRows = numberOfRows;
-        // TODO replace by new ArrayGrid(numberOfRows, numberOfColumns)
-        cellGrid = new GrayGrid(numberOfRows, numberOfColumns);
+        cellGrid = new ArrayGrid(numberOfRows, numberOfColumns);
         initMatrix();
     }
 

app/src/test/java/model/SquareCellTest.java

@@ -11,9 +11,6 @@ import static org.assertj.core.api.Assertions.assertThat;
 
 class SquareCellTest {
 
-    // TODO
-    //  uncomment
-    /*
     private final Cell northCell = new SquareCell(Color.NAVY);
     private final Cell southCell = new SquareCell(Color.SALMON);
     private final Cell westCell = new SquareCell(Color.WHEAT);
@@ -51,5 +48,5 @@ class SquareCellTest {
         assertThat(centralCell.getNeighbours()).containsExactlyInAnyOrder(northCell,southCell);
     }
 
-     */
+
 }
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