Add Settings GUI test

tests/SettingsGuiBaseTest.py

@@ -0,0 +1,49 @@
+import json
+import os
+import sys
+from PyQt5 import QtWidgets
+
+from onionshare import strings
+from onionshare.common import Common
+from onionshare.settings import Settings
+from onionshare.onion import Onion
+from onionshare.web import Web
+from onionshare_gui import Application, OnionShare
+from onionshare_gui.settings_dialog import SettingsDialog
+
+class SettingsGuiBaseTest(object):
+    @staticmethod
+    def set_up(test_settings, settings_filename):
+        '''Create the GUI'''
+        # Create our test file
+        testfile = open('/tmp/test.txt', 'w')
+        testfile.write('onionshare')
+        testfile.close()
+
+        common = Common()
+        common.settings = Settings(common)
+        common.define_css()
+        strings.load_strings(common)
+
+        # Start the Onion
+        testonion = Onion(common)
+        global qtapp
+        qtapp = Application(common)
+        app = OnionShare(common, testonion, True, 0)
+
+        web = Web(common, False, True)
+
+        for key, val in common.settings.default_settings.items():
+            if key not in test_settings:
+                test_settings[key] = val
+
+        open('/tmp/{}.json'.format(settings_filename), 'w').write(json.dumps(test_settings))
+
+        gui = SettingsDialog(common, testonion, qtapp, '/tmp/{}.json'.format(settings_filename), True)
+        return gui
+
+
+    @staticmethod
+    def tear_down():
+        '''Clean up after tests'''
+        os.remove('/tmp/settings.json')