tests passing

router.new.test.ts

@@ -268,6 +268,15 @@ describe("Router", () => {
       const res = await router.handle(req);
       assertEquals(res.status, 500);
     });
+
+    it("should handle no handlers returning a response", async () => {
+      router.get("/test", async () => undefined as unknown as Response);
+      const req = new Request("http://localhost/test", {
+        method: "GET",
+      });
+      const res = await router.handle(req);
+      assertEquals(res.status, 501);
+    });
   });
 
   describe("HTTP Methods", () => {