Fix root and plugin path

Author: guerler

test/unit/app/visualizations/plugins/test_VisualizationsRegistry.py

@@ -67,7 +67,7 @@
 class TestVisualizationsRegistry(VisualizationsBase_TestCase):
     def test_plugin_load_from_repo(self):
         """should attempt load if criteria met"""
-        mock_app = cast("StructuredApp", galaxy_mock.MockApp(root=glx_dir))
+        mock_app = cast("StructuredApp", galaxy_mock.MockApp(root=mock_app_dir.root_path))
         plugin_mgr = VisualizationsRegistry(mock_app, directories_setting=vis_reg_path)
 
         expected_plugins_path = os.path.join(glx_dir, vis_reg_path)
@@ -103,8 +103,8 @@ def test_plugin_load(self):
                 }
             }
         )
-        mock_app = cast("StructuredApp", galaxy_mock.MockApp(root=glx_dir))
-        plugin_mgr = VisualizationsRegistry(mock_app, directories_setting=vis_reg_path)
+        mock_app = cast("StructuredApp", galaxy_mock.MockApp(root=mock_app_dir.root_path))
+        plugin_mgr = VisualizationsRegistry(mock_app, directories_setting="plugins")
 
         expected_plugins_path = os.path.join(mock_app_dir.root_path, "plugins")
         expected_plugin_names = ["vis1", "vis2"]
@@ -155,8 +155,8 @@ def test_script_entry(self):
                 }
             }
         )
-        mock_app = cast("StructuredApp", galaxy_mock.MockApp(root=glx_dir))
-        plugin_mgr = VisualizationsRegistry(mock_app, directories_setting=vis_reg_path)
+        mock_app = cast("StructuredApp", galaxy_mock.MockApp(root=mock_app_dir.root_path))
+        plugin_mgr = VisualizationsRegistry(mock_app, directories_setting="plugins")
         script_entry = plugin_mgr.plugins["jstest"]
 
         assert isinstance(script_entry, plugin.VisualizationPlugin)