Working

mock_dependency_litestar/main.py

@@ -1,12 +1,13 @@
 from litestar import Litestar, get
 from litestar.di import Provide
 
-from mock_dependency_litestar.dependencies import some_dependency
 
 
 @get()
 def handler(dep: str) -> str:
   return dep
 
+
 def create_app() -> Litestar:
+  from mock_dependency_litestar.dependencies import some_dependency
   return Litestar([handler], dependencies={"dep": Provide(some_dependency)})

tests/test_deps.py

@@ -12,7 +12,8 @@ def new_dependency():
 
 @pytest.fixture(autouse=True)
 def mock_db():
-    return mock.patch("dependencies.some_dependency", new=new_dependency)
+    with mock.patch("mock_dependency_litestar.dependencies.some_dependency", new=new_dependency):
+        yield
 
 
 @pytest.fixture