Dialog Manager GUI Test

src/test/java/HitoriDialogManagerTest.java

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+import domain.HitoriBoardLoader;
+import GUI.HitoriDialogManager;
+import javafx.stage.Stage;
+import org.junit.jupiter.api.*;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.testfx.framework.junit5.ApplicationExtension;
+import org.testfx.framework.junit5.Start;
+import static org.junit.jupiter.api.Assertions.*;
+import static org.mockito.Mockito.*;
+
+@ExtendWith(ApplicationExtension.class)
+class HitoriDialogManagerTest {
+    private HitoriDialogManager dialogManager;
+    private Stage stage;
+    private HitoriBoardLoader boardLoader;
+
+    @Start
+    private void start(Stage stage) {
+        this.stage = stage;
+    }
+
+    @BeforeEach
+    void setUp() {
+        boardLoader = mock(HitoriBoardLoader.class);
+        dialogManager = new HitoriDialogManager(stage);
+    }
+
+    @Test
+    void testShowAlert() {
+        // Cannot directly test Alert dialogs in headless mode
+        assertDoesNotThrow(() ->
+                dialogManager.showAlert("Test", "Test Message")
+        );
+    }
+
+    @Test
+    void testConfirmDeleteHighScores() {
+        // Cannot directly test confirmation dialogs in headless mode
+        assertDoesNotThrow(() ->
+                dialogManager.confirmDeleteHighScores()
+        );
+    }
+
+    @Test
+    void testConfirmNewGame() {
+        // Cannot directly test confirmation dialogs in headless mode
+        assertDoesNotThrow(() ->
+                dialogManager.confirmNewGame()
+        );
+    }
+
+    @Test
+    void testAskForPlayerName() {
+        // Cannot directly test input dialogs in headless mode
+        assertDoesNotThrow(() ->
+                dialogManager.askForPlayerName()
+        );
+    }
+
+    @Test
+    void testConfirmLoadSavedGame() {
+        // Cannot directly test confirmation dialogs in headless mode
+        assertDoesNotThrow(() ->
+                dialogManager.confirmLoadSavedGame()
+        );
+    }
+
+    @Test
+    void testShowBoardSelectionDialog() {
+        // Cannot directly test choice dialogs in headless mode
+        when(boardLoader.getAvailableBoardNames())
+                .thenReturn(java.util.Arrays.asList("Board1", "Board2"));
+
+        assertDoesNotThrow(() ->
+                dialogManager.showBoardSelectionDialog(boardLoader)
+        );
+    }
+}