def test_export_other(self, mock_os, mock_crs, mock_wvf):
layer = BaseLayer("Polygon", "test", "memory")
mock_os.path.exists.side_effect = lambda arg: arg == "foobar"
layer.export("foobar", "foo", target_crs_id=1234)
crs = mock_crs.return_value
mock_crs.assert_called_once_with(1234)
mock_wvf.assert_called_once_with("foobar", "foo", crs)
mock_os.remove.assert_called_once_with("foobar")
layer.export("foobar", "foo", overwrite=False)
mock_os.remove.assert_called_once_with("foobar")
def test_export_default(self, mock_os, mock_fw, mock_wvf):
layer = BaseLayer("Polygon", "test", "memory")
mock_os.path.exists.side_effect = lambda arg: arg == "foobar"
mock_wvf.return_value = QgsVectorFileWriter.NoError
mock_fw.NoError = QgsVectorFileWriter.NoError
self.assertTrue(layer.export("foobar"))
mock_fw.deleteShapeFile.assert_called_once_with("foobar")
mock_wvf.assert_called_once_with("foobar", "ESRI Shapefile",
layer.crs())