code: def test_response_text():
      response = Response.text("Hello from text")
      assert 200 == response.status
      assert "Hello from text" == response.body
      assert "text/plain; charset=utf-8" == response.content_type
  
imports: from datasette.utils.asgi import Response
  import pytest
label_desc: Use image node_id 2 for calling a global function with example usage: test_response_text() without return types