feat(vertex_ai.py): vertex ai gecko text embedding support

litellm/tests/test_embedding.py

@@ -231,6 +231,19 @@ def test_cohere_embedding3():
 # test_cohere_embedding3()
 
 
+def test_vertexai_embedding():
+    try:
+        # litellm.set_verbose=True
+        response = embedding(
+            model="textembedding-gecko@001",
+            input=["good morning from litellm", "this is another item"],
+        )
+        print(f"response:", response)
+        raise Exception("it worked!")
+    except Exception as e:
+        pytest.fail(f"Error occurred: {e}")
+
+
 def test_bedrock_embedding_titan():
     try:
         # this tests if we support str input for bedrock embedding