def test_zip_unzip(self):
tmpDir = QTemporaryDir()
tmpFile = "{}/project.qgz".format(tmpDir.path())
project = QgsProject()
l0 = QgsVectorLayer(os.path.join(TEST_DATA_DIR, "points.shp"), "points", "ogr")
l1 = QgsVectorLayer(os.path.join(TEST_DATA_DIR, "lines.shp"), "lines", "ogr")
project.addMapLayers([l0, l1])
self.assertTrue(project.write(tmpFile))
project2 = QgsProject()
self.assertFalse(project2.isZipped())
self.assertTrue(project2.fileName() == "")
self.assertTrue(project2.read(tmpFile))
self.assertTrue(project2.isZipped())
self.assertTrue(project2.fileName() == tmpFile)
layers = project2.mapLayers()
self.assertEqual(len(layers.keys()), 2)
self.assertTrue(layers[l0.id()].isValid(), True)
self.assertTrue(layers[l1.id()].isValid(), True)
project2.clear()
self.assertFalse(project2.isZipped())
