code: def test_run(self):
      # the default model is text-embedding-ada-002 even if we don't specify it, but let's be explicit
      embedder = AzureOpenAITextEmbedder(
          azure_deployment="text-embedding-ada-002",
          prefix="prefix ",
          suffix=" suffix",
          organization="HaystackCI",
      )
      result = embedder.run(text="The food was delicious")
  
      assert len(result["embedding"]) == 1536
      assert all(isinstance(x, float) for x in result["embedding"])
      assert result["meta"] == {
          "model": "ada",
          "usage": {"prompt_tokens": 6, "total_tokens": 6},
      }
  
imports: import os
  import pytest
  from haystack.components.embedders import AzureOpenAITextEmbedder
label_desc: Use image node_id 3 for calling the TestAzureOpenAITextEmbedder obj's underlying member method code with example usage: obj.test_run() without return types