Freies Feld als true ausgeben

src/test/test_duellist_spielesammlung_projekt.c

@@ -199,7 +199,18 @@ void test_getCurrentPlayer_returns_correct_player(void) {
     // Assert
     TEST_ASSERT_EQUAL(PLAYER_O, currentPlayer);
 }
+void test_FieldEmpty_returns_true_for_empty_field(void) {
+    // Arrange
+    TicTacToeGame game = { .board = {{PLAYER_X, EMPTY, EMPTY},
+                                     {EMPTY, PLAYER_O, EMPTY},
+                                     {EMPTY, EMPTY, EMPTY}} };
 
+    // Act
+    int result = FieldEmpty(&game, 0, 2);
+
+    // Assert
+    TEST_ASSERT_EQUAL(1, result);
+}