refactor: move all testing to top-level of repo

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

tests/local_testing/test_router_with_fallbacks.py

@@ -0,0 +1,56 @@
+# [LOCAL TEST] - runs against mock openai proxy
+# # What this tests?
+# ## This tests if fallbacks works for 429 errors
+
+# import sys, os, time
+# import traceback, asyncio
+# import pytest
+
+# sys.path.insert(
+#     0, os.path.abspath("../..")
+# )  # Adds the parent directory to the system path
+# import litellm
+# from litellm import Router
+
+# model_list = [
+#     {  # list of model deployments
+#         "model_name": "text-embedding-ada-002",  # model alias
+#         "litellm_params": {  # params for litellm completion/embedding call
+#             "model": "text-embedding-ada-002",  # actual model name
+#             "api_key": "sk-fakekey",
+#             "api_base": "http://0.0.0.0:8080",
+#         },
+#         "tpm": 1000,
+#         "rpm": 6,
+#     },
+#     {
+#         "model_name": "text-embedding-ada-002-fallback",
+#         "litellm_params": {  # params for litellm completion/embedding call
+#             "model": "openai/text-embedding-ada-002-anything-else",  # actual model name
+#             "api_key": "sk-fakekey2",
+#             "api_base": "http://0.0.0.0:8080",
+#         },
+#         "tpm": 1000,
+#         "rpm": 6,
+#     },
+# ]
+
+# router = Router(
+#     model_list=model_list,
+#     fallbacks=[
+#         {"text-embedding-ada-002": ["text-embedding-ada-002-fallback"]},
+#         {"text-embedding-ada-002-fallback": ["text-embedding-ada-002"]},
+#     ],
+#     set_verbose=True,
+#     num_retries=0,
+#     debug_level="INFO",
+#     routing_strategy="usage-based-routing",
+# )
+
+
+# def test_embedding_with_fallbacks():
+#     response = router.embedding(model="text-embedding-ada-002", input=["Hello world"])
+#     print(f"response: {response}")
+
+
+# test_embedding_with_fallbacks()