Merge remote-tracking branch 'origin/main'

# Conflicts:
#	src/test_/java/SnakeTest.java

src/test_/java/SnakeTest.java

@@ -0,0 +1,71 @@
+import Snake.Snake;
+import org.junit.jupiter.api.Test;
+
+import java.awt.*;
+import java.util.ArrayList;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+
+class SnakeTest {
+    @Test
+    public void testReset() {
+        int gridSize = 20;
+        Snake snake = new Snake(gridSize);
+        snake.reset();
+
+        ArrayList<Point> bodySegments = snake.getBodySegments();
+        Snake.SnakeDirection direction = Snake.SnakeDirection.UP;
+
+        assertEquals(3, bodySegments.size());
+        assertEquals(new Point(gridSize / 2, gridSize / 2), bodySegments.get(0));
+        assertEquals(new Point(gridSize / 2, gridSize / 2 + 1), bodySegments.get(1));
+        assertEquals(new Point(gridSize / 2, gridSize / 2 + 2), bodySegments.get(2));
+        assertEquals(Snake.SnakeDirection.UP, direction);
+
+    }
+
+    @Test
+    public void testUpdate() {
+        int gridSize = 20;
+        Snake snake = new Snake(gridSize);
+        snake.reset();
+
+        snake.setDirection(Snake.SnakeDirection.UP);
+        snake.update();
+        ArrayList<Point> bodySegments = snake.getBodySegments();
+        assertEquals(new Point(gridSize / 2, gridSize / 2 - 1), bodySegments.get(0));
+        assertEquals(new Point(gridSize / 2, gridSize / 2), bodySegments.get(1));
+
+        snake.setDirection(Snake.SnakeDirection.RIGHT);
+        snake.update();
+        bodySegments = snake.getBodySegments();
+        assertEquals(new Point(gridSize / 2 + 1, gridSize / 2 - 1), bodySegments.get(0));
+        assertEquals(new Point(gridSize / 2, gridSize / 2 - 1), bodySegments.get(1));
+
+        snake.setDirection(Snake.SnakeDirection.DOWN);
+        snake.update();
+        bodySegments = snake.getBodySegments();
+        assertEquals(new Point(gridSize / 2 + 1, gridSize / 2), bodySegments.get(0));
+        assertEquals(new Point(gridSize / 2 + 1, gridSize / 2 - 1), bodySegments.get(1));
+
+        snake.setDirection(Snake.SnakeDirection.LEFT);
+        snake.update();
+        bodySegments = snake.getBodySegments();
+        assertEquals(new Point(gridSize / 2, gridSize / 2), bodySegments.get(0));
+        assertEquals(new Point(gridSize / 2 + 1, gridSize / 2), bodySegments.get(1));
+
+        snake.setDirection(Snake.SnakeDirection.UP);
+        snake.update();
+
+    }
+
+
+        @Test
+    public void testIsSelfColliding() {
+        int gridSize = 20;
+        Snake snake = new Snake(gridSize);
+
+        assertFalse(snake.isSelfColliding());
+    }
+}