def testReadWriteXml(self):
pr = QgsProject()
l = QgsLayout(pr)
pic = QgsLayoutItemPicture(l)
# mode should be saved/restored
pic.setMode(QgsLayoutItemPicture.FormatRaster)
#save original item to xml
doc = QDomDocument("testdoc")
elem = doc.createElement("test")
self.assertTrue(pic.writeXml(elem, doc, QgsReadWriteContext()))
pic2 = QgsLayoutItemPicture(l)
self.assertTrue(
pic2.readXml(elem.firstChildElement(), doc, QgsReadWriteContext()))
self.assertEqual(pic2.mode(), QgsLayoutItemPicture.FormatRaster)
pic.setMode(QgsLayoutItemPicture.FormatSVG)
elem = doc.createElement("test2")
self.assertTrue(pic.writeXml(elem, doc, QgsReadWriteContext()))
pic3 = QgsLayoutItemPicture(l)
self.assertTrue(
pic3.readXml(elem.firstChildElement(), doc, QgsReadWriteContext()))
self.assertEqual(pic3.mode(), QgsLayoutItemPicture.FormatSVG)
