text: import pytest
  
  from six import StringIO
  
  from tests.base import BaseTest
  
  
  class TestFileApi(BaseTest):
  
      @pytest.fixture(scope='class')
      def file(self, app):
          file = StringIO(app.session_name('test content'))
          setattr(file, 'name', app.session_name('test_file'))
          yield file
  
      def test_upload(self, client, file):
          uploaded_file_name = client.file_api.upload(file)
          assert file.name in uploaded_file_name
  