refactor: move all testing to top-level of repo

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

tests/local_testing/test_get_optional_params_embeddings.py

@@ -0,0 +1,71 @@
+# What is this?
+## This tests the `get_optional_params_embeddings` function
+import sys, os
+import traceback
+from dotenv import load_dotenv
+
+load_dotenv()
+import os, io
+
+sys.path.insert(
+    0, os.path.abspath("../..")
+)  # Adds the parent directory to the system path
+import pytest
+import litellm
+from litellm import embedding
+from litellm.utils import get_optional_params_embeddings, get_llm_provider
+
+
+def test_vertex_projects():
+    litellm.drop_params = True
+    model, custom_llm_provider, _, _ = get_llm_provider(
+        model="vertex_ai/textembedding-gecko"
+    )
+    optional_params = get_optional_params_embeddings(
+        model=model,
+        user="test-litellm-user-5",
+        dimensions=None,
+        encoding_format="base64",
+        custom_llm_provider=custom_llm_provider,
+        **{
+            "vertex_ai_project": "my-test-project",
+            "vertex_ai_location": "us-east-1",
+        },
+    )
+
+    print(f"received optional_params: {optional_params}")
+
+    assert "vertex_ai_project" in optional_params
+    assert "vertex_ai_location" in optional_params
+
+
+# test_vertex_projects()
+
+
+def test_bedrock_embed_v2_regular():
+    model, custom_llm_provider, _, _ = get_llm_provider(
+        model="bedrock/amazon.titan-embed-text-v2:0"
+    )
+    optional_params = get_optional_params_embeddings(
+        model=model,
+        dimensions=512,
+        custom_llm_provider=custom_llm_provider,
+    )
+    print(f"received optional_params: {optional_params}")
+    assert optional_params == {"dimensions": 512}
+
+
+def test_bedrock_embed_v2_with_drop_params():
+    litellm.drop_params = True
+    model, custom_llm_provider, _, _ = get_llm_provider(
+        model="bedrock/amazon.titan-embed-text-v2:0"
+    )
+    optional_params = get_optional_params_embeddings(
+        model=model,
+        dimensions=512,
+        user="test-litellm-user-5",
+        encoding_format="base64",
+        custom_llm_provider=custom_llm_provider,
+    )
+    print(f"received optional_params: {optional_params}")
+    assert optional_params == {"dimensions": 512}