Add simple test to ensure we can click the settings button

tests/local_onionshare_open_settings_dialog_test.py

@@ -0,0 +1,27 @@
+#!/usr/bin/env python3
+import pytest
+import unittest
+from PyQt5 import QtCore, QtTest
+
+from .GuiShareTest import GuiShareTest
+
+class LocalOpenSettingsDialogTest(unittest.TestCase, GuiShareTest):
+    @classmethod
+    def setUpClass(cls):
+        test_settings = {
+        }
+        cls.gui = GuiShareTest.set_up(test_settings, 'LocalOpenSettingsDialogTest')
+
+    @classmethod
+    def tearDownClass(cls):
+        GuiShareTest.tear_down()
+
+    def test_gui(self):
+        self.run_all_common_setup_tests()
+        self.run_all_share_mode_setup_tests()
+        # Make sure we can open the settings dialog via the settings button
+        QtCore.QTimer.singleShot(1000, self.accept_dialog)
+        QtTest.QTest.mouseClick(self.gui.settings_button, QtCore.Qt.LeftButton)
+
+if __name__ == "__main__":
+    unittest.main()