Fix tests.

tests/controller/test_controller.py

@@ -388,9 +388,10 @@ def test_start_vm(controller, async_run):
         "vmname": "GNS3 VM"
     }
     with asyncio_patch("gns3server.controller.gns3vm.vmware_gns3_vm.VMwareGNS3VM.start") as mock:
-        with asyncio_patch("gns3server.controller.compute.Compute.connect") as mock_connect:
+        with asyncio_patch("gns3server.controller.gns3vm.vmware_gns3_vm.VMwareGNS3VM._check_network") as mock_check_network:
-            async_run(controller.start())
+            with asyncio_patch("gns3server.controller.compute.Compute.connect") as mock_connect:
-            assert mock.called
+                async_run(controller.start())
+                assert mock.called
     assert "local" in controller.computes
     assert "vm" in controller.computes
     assert len(controller.computes) == 2  # Local compute and vm are created