update

AzA march 2026/_test_bibliothek_system.py

@@ -276,6 +276,44 @@ class TestBibliothekSystem(unittest.TestCase):
         ).fetchone()
         self.assertIsNotNone(row)
 
+    def test_center_tool_window_helper(self):
+        import tkinter as tk
+        from aza_ui_helpers import center_tool_window
+        root = tk.Tk()
+        root.withdraw()
+        win = tk.Toplevel(root)
+        win.geometry("400x300")
+        center_tool_window(win, 400, 300, y_ratio=0.08, bring_to_front=False)
+        parts = win.geometry().split("+")
+        self.assertEqual(len(parts), 3)
+        x, y = int(parts[1]), int(parts[2])
+        sw, sh = win.winfo_screenwidth(), win.winfo_screenheight()
+        self.assertGreaterEqual(x, 0)
+        self.assertLessEqual(x, max(0, sw - 400))
+        self.assertGreaterEqual(y, 0)
+        self.assertLessEqual(y, max(0, int(sh * 0.12)))
+        win.destroy()
+        root.destroy()
+
+    def test_bibliothek_add_dialog_new_buttons(self):
+        path = os.path.join(os.path.dirname(__file__), "basis14.py")
+        with open(path, encoding="utf-8") as fh:
+            src = fh.read()
+        block = src.split("def _show_bibliothek_add_dialog", 1)[-1].split("\n    def ", 1)[0]
+        self.assertIn("Öffentliche Bibliothek", block)
+        self.assertIn("Eigene Bibliothek", block)
+        self.assertIn("Schließen", block)
+        self.assertIn("center_tool_window", block)
+        self.assertNotIn("Zur Bibliothek hinzufuegen", block)
+        self.assertNotIn("Nicht hinzufuegen", block)
+
+    def test_center_tool_window_in_ui_helpers(self):
+        path = os.path.join(os.path.dirname(__file__), "aza_ui_helpers.py")
+        with open(path, encoding="utf-8") as fh:
+            src = fh.read()
+        self.assertIn("def center_tool_window", src)
+        self.assertIn("def bring_tool_window_to_front", src)
+
 
 if __name__ == "__main__":
     unittest.main()