text: ###############################################################################
  #
  # Tests for XlsxWriter.
  #
  # Copyright (c), 2013-2016, John McNamara, jmcnamara@cpan.org
  #
  
  import unittest
  from ...compatibility import StringIO
  from ...drawing import Drawing
  
  
  class TestWriteAgraphicFrameLocks(unittest.TestCase):
      """
      Test the Drawing _write_a_graphic_frame_locks() method.
  
      """
  
      def setUp(self):
          self.fh = StringIO()
          self.drawing = Drawing()
          self.drawing._set_filehandle(self.fh)
  
      def test_write_a_graphic_frame_locks(self):
          """Test the _write_a_graphic_frame_locks() method"""
  
          self.drawing._write_a_graphic_frame_locks()
  
          exp = """<a:graphicFrameLocks noGrp="1"/>"""
          got = self.fh.getvalue()
  
          self.assertEqual(got, exp)
  