def test_add_delete_update_figure(self):
doc = BioDesDoc().from_xml(self.create_element())
self.assertEqual(len(doc.get_figures()), 0)
_ref1 = doc.add_figure(uri='http://someref', text='some text')
self.assertEqual(len(doc.get_figures()), 1)
_ref2 = doc.add_figure(uri='http://someref2', text='some text2')
self.assertEqual(len(doc.get_figures()), 2)
index1 = doc.get_figures()[0][0]
index2 = doc.get_figures()[1][0]
doc.remove_figure(index2)
self.assertEqual(len(doc.get_figures()), 1)
_ref1 = doc.update_figure(index=index1, uri='http://somerefx', text='some textx')
self.assertEqual(len(doc.get_figures()), 1)
index, ill = doc.get_figures()[0]
self.assertEqual(index, 0)
self.assertEqual(ill.find('graphic').get('url'), 'http://somerefx')
self.assertEqual(ill.find('head').text, 'some textx')
