feat: Client 启动时默认最大化 (#147)

client/test/test_pdd_ui_event.py

@@ -42,7 +42,7 @@ from src.task_models import (
     TaskType,
 )
 from src.task_repository import TaskRepository
-from src.ui_main import MainWindow
+from src.ui_main import MainWindow, ui_main
 
 
 class BrokenRepository:
@@ -1144,6 +1144,36 @@ class PDDTaskPageEventTest(unittest.TestCase):
         window.close()
         window.deleteLater()
 
+    def test_application_startup_shows_main_window_maximized(self):
+        class FakeApplication:
+            @staticmethod
+            def setAttribute(*_args):
+                pass
+
+            def __init__(self, _args):
+                pass
+
+            def exec_(self):
+                return 0
+
+        class FakeWindow:
+            def __init__(self):
+                self.maximized = False
+
+            def showMaximized(self):
+                self.maximized = True
+
+        window = FakeWindow()
+        with patch("src.ui_main.QApplication", FakeApplication), patch(
+            "src.ui_main.MainWindow", return_value=window
+        ), patch("src.ui_main.setTheme"), patch(
+            "src.ui_main.mark_current_version_healthy"
+        ):
+            result = ui_main()
+
+        self.assertEqual(result, 0)
+        self.assertTrue(window.maximized)
+
     def test_main_window_marks_and_clears_update_navigation(self):
         window = MainWindow(
             task_repository=self.repository,