"""手工剪贴板联调；自动测试导入本模块时不会点击桌面。"""

import unittest


def main() -> None:
    import time

    import pyautogui
    import pyperclip

    print("Please open WeCom chat window and keep it active.")
    time.sleep(3)
    old = pyperclip.paste()
    print(f"Old clipboard: {old}")

    # Click in the center of the active window.
    pyautogui.click()
    time.sleep(0.2)
    pyautogui.hotkey("ctrl", "a")
    time.sleep(0.2)
    pyautogui.hotkey("ctrl", "c")
    time.sleep(0.5)
    new = pyperclip.paste()

    print(f"New clipboard length: {len(new)}")
    print(f"New clipboard snippet: {new[:100]}")


class ManualClipboardIsolationTest(unittest.TestCase):
    def test_manual_entrypoint_is_import_safe(self) -> None:
        self.assertTrue(callable(main))


if __name__ == "__main__":
    main()