Added settings dialog

test/test_config.py

@@ -4,13 +4,13 @@ from mt5_correlation.config import Config
 
 class TestConfig(unittest.TestCase):
     def test_load_and_get(self):
-        config = Config.instance()
+        config = Config()
         config.load("testconfig.yaml")
         val121 = config.get('test1.test1_2.val1_2_1')
         self.assertEqual(val121, 'val1_2_1', "Get returned incorrect value.")
 
     def test_set_and_save(self):
-        config = Config.instance()
+        config = Config()
         config.load("testconfig.yaml")
 
         path = 'test1.test1_2.val1_2_1'
@@ -21,7 +21,7 @@ class TestConfig(unittest.TestCase):
         config.save()
 
         # Reopen config and get value to see if it is previously saved value
-        config = Config.instance()
+        config = Config()
         config.load("testconfig.yaml")
         saved_value = config.get(path)
         self.assertEqual(saved_value, 'newval', "New value was not saved and returned.")
@@ -30,6 +30,20 @@ class TestConfig(unittest.TestCase):
         config.set(path, orig_value)
         config.save()
 
+    def test_get_root_nodes(self):
+        config = Config()
+        config.load("testconfig.yaml")
+
+        # Get root nodes
+        root_nodes = config.get_root_nodes()
+
+        # There should be 2
+        self.assertTrue(len(root_nodes) == 2, "There should be 2 root nodes.")
+
+        # The first should be test1 and the second should be test2
+        self.assertEqual(root_nodes[0], 'test1', "First root node should be 'test1'.")
+        self.assertEqual(root_nodes[1], 'test2', "Second root node should be 'test2'.")
+
 
 if __name__ == '__main__':
     unittest.main()