diff --git a/tests/test_dependency_class.py b/tests/test_dependency_class.py
index 0233492e6..78daa122c 100644
--- a/tests/test_dependency_class.py
+++ b/tests/test_dependency_class.py
@@ -53,11 +53,21 @@ async def get_callable_dependency(value: str = Depends(callable_dependency)):
     return value
 
 
+app.add_api_route(
+    "/callable-dependency-not-decorated", callable_dependency, methods=["GET"]
+)
+
+
 @app.get("/callable-gen-dependency")
 async def get_callable_gen_dependency(value: str = Depends(callable_gen_dependency)):
     return value
 
 
+# app.add_api_route(
+#     "/callable-gen-dependency-not-decorated", endpoint=Depends(callable_gen_dependency), methods=["GET"]
+# )
+
+
 @app.get("/async-callable-dependency")
 async def get_async_callable_dependency(
     value: str = Depends(async_callable_dependency),
@@ -65,6 +75,13 @@ async def get_async_callable_dependency(
     return value
 
 
+app.add_api_route(
+    "/async-callable-dependency-not-decorated",
+    async_callable_dependency,
+    methods=["GET"],
+)
+
+
 @app.get("/async-callable-gen-dependency")
 async def get_async_callable_gen_dependency(
     value: str = Depends(async_callable_gen_dependency),
@@ -72,6 +89,13 @@ async def get_async_callable_gen_dependency(
     return value
 
 
+# app.add_api_route(
+#     "/async-callable-gen-dependency-not-decorated",
+#     endpoint=Depends(async_callable_gen_dependency),
+#     methods=["GET"],
+# )
+
+
 @app.get("/synchronous-method-dependency")
 async def get_synchronous_method_dependency(
     value: str = Depends(methods_dependency.synchronous),
@@ -79,6 +103,13 @@ async def get_synchronous_method_dependency(
     return value
 
 
+app.add_api_route(
+    "/synchronous-method-dependency-not-decorated",
+    methods_dependency.synchronous,
+    methods=["GET"],
+)
+
+
 @app.get("/synchronous-method-gen-dependency")
 async def get_synchronous_method_gen_dependency(
     value: str = Depends(methods_dependency.synchronous_gen),
@@ -86,6 +117,13 @@ async def get_synchronous_method_gen_dependency(
     return value
 
 
+# app.add_api_route(
+#     "/synchronous-method-gen-dependency-not-decorated",
+#     endpoint=Depends(methods_dependency.synchronous_gen),
+#     methods=["GET"],
+# )
+
+
 @app.get("/asynchronous-method-dependency")
 async def get_asynchronous_method_dependency(
     value: str = Depends(methods_dependency.asynchronous),
@@ -93,6 +131,13 @@ async def get_asynchronous_method_dependency(
     return value
 
 
+app.add_api_route(
+    "/asynchronous-method-dependency-not-decorated",
+    methods_dependency.asynchronous,
+    methods=["GET"],
+)
+
+
 @app.get("/asynchronous-method-gen-dependency")
 async def get_asynchronous_method_gen_dependency(
     value: str = Depends(methods_dependency.asynchronous_gen),
@@ -100,6 +145,13 @@ async def get_asynchronous_method_gen_dependency(
     return value
 
 
+# app.add_api_route(
+#     "/asynchronous-method-dependency-gen-not-decorated",
+#     endpoint=Depends(methods_dependency.asynchronous_gen),
+#     methods=["GET"],
+# )
+
+
 client = TestClient(app)
 
 
@@ -107,13 +159,42 @@ client = TestClient(app)
     "route,value",
     [
         ("/callable-dependency", "callable-dependency"),
+        ("/callable-dependency-not-decorated", "callable-dependency-not-decorated"),
         ("/callable-gen-dependency", "callable-gen-dependency"),
+        # (
+        #     "/callable-gen-dependency-not-decorated",
+        #     "callable-gen-dependency-not-decorated",
+        # ),
         ("/async-callable-dependency", "async-callable-dependency"),
+        (
+            "/async-callable-dependency-not-decorated",
+            "async-callable-dependency-not-decorated",
+        ),
         ("/async-callable-gen-dependency", "async-callable-gen-dependency"),
+        # (
+        #     "/async-callable-gen-dependency-not-decorated",
+        #     "async-callable-gen-dependency-not-decorated",
+        # ),
         ("/synchronous-method-dependency", "synchronous-method-dependency"),
+        (
+            "/synchronous-method-dependency-not-decorated",
+            "synchronous-method-dependency-not-decorated",
+        ),
         ("/synchronous-method-gen-dependency", "synchronous-method-gen-dependency"),
+        # (
+        #     "/synchronous-method-gen-dependency-not-decorated",
+        #     "synchronous-method-gen-dependency-not-decorated",
+        # ),
         ("/asynchronous-method-dependency", "asynchronous-method-dependency"),
+        (
+            "/asynchronous-method-dependency-not-decorated",
+            "asynchronous-method-dependency-not-decorated",
+        ),
         ("/asynchronous-method-gen-dependency", "asynchronous-method-gen-dependency"),
+        # (
+        #     "/asynchronous-method-gen-dependency-not-decorated",
+        #     "asynchronous-method-gen-dependency-not-decorated",
+        # ),
     ],
 )
 def test_class_dependency(route, value):