diff --git a/tests/test_http.py b/tests/test_http.py
deleted file mode 100644
index fb67fe3..0000000
--- a/tests/test_http.py
+++ /dev/null
@@ -1,28 +0,0 @@
-import subprocess
-import time
-
-import httpx
-from sparrow.multiprocess import kill
-from utils import rm
-
-
-class TestRun:
-    @classmethod
-    def setup_class(cls):
-        kill(8000)
-        base_url = "https://api.openai.com"
-        subprocess.Popen(["nohup", "openai-forward", "run", "--base_url", base_url])
-        time.sleep(3)
-
-    @classmethod
-    def teardown_class(cls):
-        kill(8000)
-        rm("nohup.out")
-
-    def test_get_doc(self):
-        resp = httpx.get("http://localhost:8000/healthz")
-        assert resp.is_success
-
-    def test_get_chat_completions(self):
-        resp = httpx.get("http://localhost:8000/v1/chat/completions")
-        assert resp.status_code == 401
diff --git a/tests/utils.py b/tests/utils.py
deleted file mode 100644
index 8e2c449..0000000
--- a/tests/utils.py
+++ /dev/null
@@ -1,22 +0,0 @@
-import os
-import shutil
-
-from sparrow import ls
-
-
-def rm(*file_pattern: str, rel=False):
-    """Remove files or directories.
-    Example:
-    --------
-        >>> rm("*.jpg", "*.png")
-        >>> rm("*.jpg", "*.png", rel=True)
-    """
-    path_list = ls(".", *file_pattern, relp=rel, concat="extend")
-    for file in path_list:
-        if os.path.isfile(file):
-            print("remove ", file)
-            os.remove(file)
-            # os.system("rm -f " + file)
-        elif os.path.isdir(file):
-            shutil.rmtree(file, ignore_errors=True)
-            print("rm tree ", file)