Lots of work on the web side of things. More coming.

tests/test_plugin_system_manager_regressions.py

@@ -8,11 +8,55 @@ from unittest import mock
 
 sys.path.insert(0, str(Path(__file__).resolve().parents[1] / "src"))
 
-input_event_manager_stub = types.ModuleType("cthulhu.input_event_manager")
-input_event_manager_stub.get_manager = mock.Mock(return_value=mock.Mock())
-sys.modules["cthulhu.input_event_manager"] = input_event_manager_stub
+import cthulhu as cthulhuPackage
 
-from cthulhu.plugin_system_manager import PluginInfo, PluginSystemManager
+missingModule = object()
+previousInputEventManagerModule = sys.modules.get(
+    "cthulhu.input_event_manager",
+    missingModule,
+)
+previousInputEventManagerAttribute = getattr(
+    cthulhuPackage,
+    "input_event_manager",
+    missingModule,
+)
+previousPluginSystemManagerModule = sys.modules.get(
+    "cthulhu.plugin_system_manager",
+    missingModule,
+)
+previousPluginSystemManagerAttribute = getattr(
+    cthulhuPackage,
+    "plugin_system_manager",
+    missingModule,
+)
+inputEventManagerStub = types.ModuleType("cthulhu.input_event_manager")
+inputEventManagerStub.get_manager = mock.Mock(return_value=mock.Mock())
+sys.modules["cthulhu.input_event_manager"] = inputEventManagerStub
+cthulhuPackage.input_event_manager = inputEventManagerStub
+
+try:
+    from cthulhu import plugin_system_manager
+    from cthulhu.plugin_system_manager import PluginInfo, PluginSystemManager
+finally:
+    if previousInputEventManagerModule is missingModule:
+        sys.modules.pop("cthulhu.input_event_manager", None)
+    else:
+        sys.modules["cthulhu.input_event_manager"] = previousInputEventManagerModule
+
+    if previousInputEventManagerAttribute is missingModule:
+        delattr(cthulhuPackage, "input_event_manager")
+    else:
+        cthulhuPackage.input_event_manager = previousInputEventManagerAttribute
+
+    if previousPluginSystemManagerModule is missingModule:
+        sys.modules.pop("cthulhu.plugin_system_manager", None)
+    else:
+        sys.modules["cthulhu.plugin_system_manager"] = previousPluginSystemManagerModule
+
+    if previousPluginSystemManagerAttribute is missingModule:
+        delattr(cthulhuPackage, "plugin_system_manager")
+    else:
+        cthulhuPackage.plugin_system_manager = previousPluginSystemManagerAttribute
 
 
 PLUGIN_TEMPLATE = """