@@ -0,0 +1,1087 @@
+package de.gurkenlabs.litiengine.entities.behavior;%0A%0Aimport de.gurkenlabs.litiengine.Game;%0Aimport de.gurkenlabs.litiengine.abilities.Ability;%0Aimport de.gurkenlabs.litiengine.graphics.IRenderable;%0Aimport org.junit.jupiter.api.BeforeEach;%0Aimport org.junit.jupiter.api.Test;%0A%0Aimport java.awt.geom.Rectangle2D;%0A%0Aimport static org.junit.jupiter.api.Assertions.assertEquals;%0Aimport static org.mockito.Mockito.mock;%0Aimport static org.mockito.Mockito.verify;%0Aimport static org.mockito.Mockito.times;%0Aimport static org.mockito.Mockito.any;%0Aimport static org.mockito.Mockito.when;%0A%0Apublic class AStarGridTest %7B%0A    private Rectangle2D rectangle;%0A    private AStarGrid aStarGrid;%0A    private AStarNode node;%0A%0A    @BeforeEach%0A    public void setup() %7B%0A        aStarGrid = new AStarGrid(10,20,5);%0A        rectangle = mock(Rectangle2D.class);%0A        node = mock(AStarNode.class);%0A        aStarGrid.getIntersectedNodes(rectangle);%0A        aStarGrid.updateWalkable(rectangle);%0A    %7D%0A%0A    @Test%0A    public void testUpdateWalkable() %7B%0A        verify(rectangle, times(0)).intersects(rectangle);%0A    %7D%0A%0A%0A%7D%0A

Add test case for AStarGrid::updateWalkable()