code: def test_get_clause(self):
      self.assertRaises(AssertionError, sample.get_clause, [])
      clauseadd = sample.get_clause("Fudan%20University")
      self.assertTrue(isinstance(clauseadd, str))
  
imports: import unittest
  from textflint.input.component.sample.re_sample import RESample
  from textflint.generation.transformation.RE.insert_clause import InsertClause
label_desc: Use image node_id 1 for calling the TestEntitySwap obj's underlying member method code with example usage: obj.test_get_clause() without return types