code: def test_1(self):
      text = "hàng kém chất lg,chăn đắp lên dính lông lá khắp người. thất vọng"
      actual = sentiment(text, domain="general")
      expected = "negative"
      self.assertEqual(expected, actual)
  
imports: from unittest import TestCase
  from underthesea.pipeline.sentiment import sentiment
label_desc: Use image node_id 2 for calling the TestSentiment obj's underlying member method code with example usage: obj.test_1() without return types