Initial import of ORISYS arm workstation

station/test/test_qt_refcount.py

@@ -0,0 +1,39 @@
+"""工位 Qt 运行时回归：无设备、无 ROS，检测导致一分钟崩溃的引用计数错误。
+
+运行：bash station/run_station.sh --self-test
+"""
+import sys
+import unittest
+
+import PySide6
+from PySide6.QtWidgets import QApplication, QLabel
+
+
+class QtRuntimeTest(unittest.TestCase):
+    def test_void_calls_preserve_none(self):
+        # 先检查版本，防止在有缺陷的绑定上运行压力循环导致解释器直接 abort。
+        self.assertEqual(PySide6.__version__, "6.8.3")
+        app = QApplication.instance() or QApplication([])
+        label = QLabel("warmup")
+
+        def refresh():
+            label.setText("updated")
+            label.update()
+            label.setVisible(False)
+            label.style().unpolish(label)
+            label.style().polish(label)
+
+        for _ in range(20):
+            refresh()
+        app.processEvents()
+        before = sys.getrefcount(None)
+        for _ in range(4000):
+            refresh()
+        after = sys.getrefcount(None)
+        self.assertGreater(after - before, -50, "Qt 调用持续递减 None 引用计数")
+        label.deleteLater()
+        app.processEvents()
+
+
+if __name__ == "__main__":
+    unittest.main()