Fix tests

tests/modules/dynamips/test_dynamips_router.py

@@ -17,6 +17,7 @@
 
 import pytest
 import asyncio
+import configparser
 
 from unittest.mock import patch
 from gns3server.modules.dynamips.nodes.router import Router
@@ -43,7 +44,10 @@ def test_router(project, manager):
 
 
 def test_router_invalid_dynamips_path(project, manager, loop):
-    with patch("gns3server.config.Config.get_section_config", return_value={"dynamips_path": "/bin/test_fake"}):
+    config = configparser.ConfigParser()
+    config.add_section("Dynamips")
+    config.set("Dynamips", "dynamips_path", "/bin/test_fake")
+    with patch("gns3server.config.Config", return_value=config):
         with pytest.raises(DynamipsError):
             router = Router("test", "00010203-0405-0607-0809-0a0b0c0d0e0e", project, manager)
             loop.run_until_complete(asyncio.async(router.create()))