diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4d4aeee..97d84e5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -33,7 +33,8 @@ jobs:
 
       - name: Check ten dependencies
         run: |
-          tman install
+          task install
+          task test
 
       - name: Release
         if: startsWith(github.ref, 'refs/tags/')
diff --git a/.gitignore b/.gitignore
index 27b55f5..2b86234 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,4 @@
 *.pyc
 .ten
+__pycache__
+.pytest_cache
diff --git a/Taskfile.yml b/Taskfile.yml
new file mode 100644
index 0000000..c8eaf6e
--- /dev/null
+++ b/Taskfile.yml
@@ -0,0 +1,26 @@
+version: '3'
+
+tasks:
+  clean:
+    desc: clean up
+    cmds:
+      - rm -rf .ten .pytest_cache
+      - find . -type d -name __pycache__ -exec rm -rf {} \; || true
+
+  test:
+    desc: run tests
+    cmds:
+      - ./tests/bin/start {{ .CLI_ARGS }}
+
+  install:
+    desc: install dependencies
+    cmds:
+      - tman install
+      - pip install -r tests/requirements.txt
+
+  lint:
+    desc: lint codes
+    env:
+      PYTHONPATH: "{{.USER_WORKING_DIR}}/.ten/app/ten_packages/system/ten_runtime_python/lib:{{.USER_WORKING_DIR}}/.ten/app/ten_packages/system/ten_runtime_python/interface"
+    cmds:
+      -  pylint ./*.py
\ No newline at end of file
diff --git a/http_server_extension.py b/http_server_extension.py
index 2987798..f156fb6 100644
--- a/http_server_extension.py
+++ b/http_server_extension.py
@@ -8,6 +8,7 @@
 from http.server import HTTPServer, BaseHTTPRequestHandler
 import threading
 from functools import partial
+import re
 
 
 class HTTPHandler(BaseHTTPRequestHandler):
@@ -18,23 +19,34 @@ def __init__(self, ten: TenEnv, *args, directory=None, **kwargs):
 
     def do_POST(self):
         self.ten.log_debug(f"post request incoming {self.path}")
-        if self.path == "/cmd":
+
+        # match path /cmd/<cmd_name>
+        match = re.match(r"^/cmd/([^/]+)$", self.path)
+        if match:
+            cmd_name = match.group(1)
             try:
                 content_length = int(self.headers["Content-Length"])
                 input = self.rfile.read(content_length).decode("utf-8")
-                self.ten.log_info(f"incoming request {input}")
+                self.ten.log_info(f"incoming request {self.path} {input}")
 
                 # processing by send_cmd
                 cmd_result_event = threading.Event()
                 cmd_result: CmdResult
-                def cmd_callback(_, result):
+
+                def cmd_callback(_, result, ten_error):
                     nonlocal cmd_result_event
                     nonlocal cmd_result
                     cmd_result = result
-                    self.ten.log_info("cmd callback result: {}".format(cmd_result.to_json()))
+                    self.ten.log_info(
+                        "cmd callback result: {}".format(
+                            cmd_result.get_property_to_json("")
+                        )
+                    )
                     cmd_result_event.set()
 
-                self.ten.send_cmd(Cmd.create_from_json(input),cmd_callback)
+                cmd = Cmd.create(cmd_name)
+                cmd.set_property_from_json("", input)
+                self.ten.send_cmd(cmd, cmd_callback)
                 event_got = cmd_result_event.wait(timeout=5)
 
                 # return response
@@ -42,10 +54,14 @@ def cmd_callback(_, result):
                     self.send_response_only(504)
                     self.end_headers()
                     return
-                self.send_response(200 if cmd_result.get_status_code() == StatusCode.OK else 502)
-                self.send_header('Content-Type', 'application/json')
+                self.send_response(
+                    200 if cmd_result.get_status_code() == StatusCode.OK else 502
+                )
+                self.send_header("Content-Type", "application/json")
                 self.end_headers()
-                self.wfile.write(cmd_result.to_json().encode(encoding='utf_8'))
+                self.wfile.write(
+                    cmd_result.get_property_to_json("").encode(encoding="utf_8")
+                )
             except Exception as e:
                 self.ten.log_warn("failed to handle request, err {}".format(e))
                 self.send_response_only(500)
diff --git a/tests/bin/start b/tests/bin/start
new file mode 100755
index 0000000..ca5fbbd
--- /dev/null
+++ b/tests/bin/start
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+set -e
+
+cd "$(dirname "${BASH_SOURCE[0]}")/../.."
+
+export PYTHONPATH=.ten/app/ten_packages/system/ten_runtime_python/lib:.ten/app/ten_packages/system/ten_runtime_python/interface
+
+# If the Python app imports some modules that are compiled with a different
+# version of libstdc++ (ex: PyTorch), the Python app may encounter confusing
+# errors. To solve this problem, we can preload the correct version of
+# libstdc++.
+#
+# export LD_PRELOAD=/lib/x86_64-linux-gnu/libstdc++.so.6
+#
+# Another solution is to make sure the module 'ten_runtime_python' is imported
+# _after_ the module that requires another version of libstdc++ is imported.
+#
+# Refer to https://github.com/pytorch/pytorch/issues/102360?from_wecom=1#issuecomment-1708989096
+
+pytest -s tests/ "$@"
diff --git a/tests/requirements.txt b/tests/requirements.txt
new file mode 100644
index 0000000..7922838
--- /dev/null
+++ b/tests/requirements.txt
@@ -0,0 +1 @@
+httpx
\ No newline at end of file
diff --git a/tests/test_invalid_path.py b/tests/test_invalid_path.py
new file mode 100644
index 0000000..8219e8b
--- /dev/null
+++ b/tests/test_invalid_path.py
@@ -0,0 +1,52 @@
+#
+# Copyright © 2025 Agora
+# This file is part of TEN Framework, an open source project.
+# Licensed under the Apache License, Version 2.0, with certain conditions.
+# Refer to the "LICENSE" file in the root directory for more information.
+#
+from pathlib import Path
+from typing import Optional
+from ten import (
+    ExtensionTester,
+    TenEnvTester,
+    Cmd,
+    CmdResult,
+    StatusCode,
+    TenError,
+)
+import httpx
+
+
+class ExtensionTesterInvalidPathCase1(ExtensionTester):
+    def on_start(self, ten_env: TenEnvTester) -> None:
+        ten_env.on_start_done()
+
+        property_json = {"num": 1, "str": "111"}
+        r = httpx.post("http://127.0.0.1:8888/cmd", json=property_json)
+        print(r)
+        if r.status_code == httpx.codes.NOT_FOUND:
+            ten_env.stop_test()
+
+
+class ExtensionTesterInvalidPathCase2(ExtensionTester):
+    def on_start(self, ten_env: TenEnvTester) -> None:
+        ten_env.on_start_done()
+
+        property_json = {"num": 1, "str": "111"}
+        r = httpx.post("http://127.0.0.1:8888/cmd/aaa/123", json=property_json)
+        print(r)
+        if r.status_code == httpx.codes.NOT_FOUND:
+            ten_env.stop_test()
+
+
+# TODO: disable it currently since second tester seems can not run. enable it once fixed
+# def test_invalid_path():
+#     tester = ExtensionTesterInvalidPathCase1()
+#     tester.add_addon_base_dir(str(Path(__file__).resolve().parent.parent))
+#     tester.set_test_mode_single("http_server_python")
+#     tester.run()
+
+#     tester2 = ExtensionTesterInvalidPathCase2()
+#     tester2.add_addon_base_dir(str(Path(__file__).resolve().parent.parent))
+#     tester2.set_test_mode_single("http_server_python")
+#     tester2.run()
diff --git a/tests/test_timeout.py b/tests/test_timeout.py
new file mode 100644
index 0000000..b3d5d92
--- /dev/null
+++ b/tests/test_timeout.py
@@ -0,0 +1,41 @@
+#
+# Copyright © 2025 Agora
+# This file is part of TEN Framework, an open source project.
+# Licensed under the Apache License, Version 2.0, with certain conditions.
+# Refer to the "LICENSE" file in the root directory for more information.
+#
+from pathlib import Path
+from typing import Optional
+from ten import (
+    ExtensionTester,
+    TenEnvTester,
+    Cmd,
+    CmdResult,
+    StatusCode,
+    TenError,
+)
+import httpx
+
+
+class ExtensionTesterTimeout(ExtensionTester):
+    def on_cmd(self, ten_env: TenEnvTester, cmd: Cmd) -> None:
+        print(f"on_cmd name {cmd.get_name()}")
+        # NOTE: DON'T return result so that timeout will occur
+        # ten_env.return_result(CmdResult.create(StatusCode.OK), cmd)
+        pass
+
+    def on_start(self, ten_env: TenEnvTester) -> None:
+        ten_env.on_start_done()
+
+        property_json = {"num": 1, "str": "111"}
+        r = httpx.post("http://127.0.0.1:8888/cmd/abc", json=property_json, timeout=10)
+        print(r)
+        if r.status_code == httpx.codes.GATEWAY_TIMEOUT:
+            ten_env.stop_test()
+
+
+def test_timeout():
+    tester = ExtensionTesterTimeout()
+    tester.add_addon_base_dir(str(Path(__file__).resolve().parent.parent))
+    tester.set_test_mode_single("http_server_python")
+    tester.run()