test: added unit tests for rag (#298)

* test: added unit tests for rag

* reformate the code

src/rag/ragflow.py

@@ -122,12 +122,3 @@ def parse_uri(uri: str) -> tuple[str, str]:
     if parsed.scheme != "rag":
         raise ValueError(f"Invalid URI: {uri}")
     return parsed.path.split("/")[1], parsed.fragment
-
-
-if __name__ == "__main__":
-    uri = "rag://dataset/123#abc"
-    parsed = urlparse(uri)
-    print(parsed.scheme)
-    print(parsed.netloc)
-    print(parsed.path)
-    print(parsed.fragment)