refactor: move all testing to top-level of repo

Closes https://github.com/BerriAI/litellm/issues/486

tests/local_testing/test_proxy_setting_guardrails.py

@@ -0,0 +1,69 @@
+import json
+import os
+import sys
+from unittest import mock
+
+from dotenv import load_dotenv
+
+load_dotenv()
+import asyncio
+import io
+import os
+
+sys.path.insert(
+    0, os.path.abspath("../..")
+)  # Adds the parent directory to the system path
+import openai
+import pytest
+from fastapi import Response
+from fastapi.testclient import TestClient
+
+import litellm
+from litellm.proxy.proxy_server import (  # Replace with the actual module where your FastAPI router is defined
+    initialize,
+    router,
+    save_worker_config,
+)
+
+
+@pytest.fixture
+def client():
+    filepath = os.path.dirname(os.path.abspath(__file__))
+    config_fp = f"{filepath}/test_configs/test_guardrails_config.yaml"
+    asyncio.run(initialize(config=config_fp))
+    from litellm.proxy.proxy_server import app
+
+    return TestClient(app)
+
+
+# raise openai.AuthenticationError
+def test_active_callbacks(client):
+    response = client.get("/active/callbacks")
+
+    print("response", response)
+    print("response.text", response.text)
+    print("response.status_code", response.status_code)
+
+    json_response = response.json()
+    _active_callbacks = json_response["litellm.callbacks"]
+
+    expected_callback_names = [
+        "lakeraAI_Moderation",
+        "_OPTIONAL_PromptInjectionDetectio",
+        "_ENTERPRISE_SecretDetection",
+    ]
+
+    for callback_name in expected_callback_names:
+        # check if any of the callbacks have callback_name as a substring
+        found_match = False
+        for callback in _active_callbacks:
+            if callback_name in callback:
+                found_match = True
+                break
+        assert (
+            found_match is True
+        ), f"{callback_name} not found in _active_callbacks={_active_callbacks}"
+
+    assert not any(
+        "_ENTERPRISE_OpenAI_Moderation" in callback for callback in _active_callbacks
+    ), f"_ENTERPRISE_OpenAI_Moderation should not be in _active_callbacks={_active_callbacks}"