Minor fixes + tests + getSupportURL().

tests/python/conftest.py

@@ -0,0 +1,16 @@
+# -*- encoding: utf-8 -*-
+
+import os
+import sys
+from pathlib import Path
+
+
+def pytest_configure():
+    global app
+
+    os.add_dll_directory(Path(os.getenv("QT_ROOT")).joinpath("bin"))
+    os.add_dll_directory(Path(os.getenv("UIBASE_PATH")).parent)
+
+    from PyQt6.QtWidgets import QApplication
+
+    app = QApplication(sys.argv)