def test_wget_file(self, mock_system, tmp_path):
# tests the write call made to os.system
exporter = ESACCIExporter(tmp_path)
url_path = 'ftp://geo10.elie.ucl.ac.be/v207/ESACCI-LC-L4-LCCS-Map-'\
'300m-P1Y-1992_2015-v2.0.7b.nc.zip'
folder = (tmp_path / 'raw' / 'esa_cci_landcover').as_posix()
exporter.wget_file()
mock_system.assert_called_once_with(f'wget {url_path} -P {folder}')
def test_wget_checkpointing(self, mock_system, tmp_path, capsys):
# checks we don't redownload files
exporter = ESACCIExporter(tmp_path)
# setup the already downloaded file
test_filename = exporter.target_file
(tmp_path / f'raw/esa_cci_landcover/{test_filename}').touch()
(tmp_path / f'raw/esa_cci_landcover/legend.csv').touch()
exporter.wget_file()
captured = capsys.readouterr()
expected_stdout = f'{test_filename} already exists! Skipping\n'
assert expected_stdout in captured.out, \
f'Expected stdout to be {expected_stdout}, got {captured.out}'
mock_system.assert_not_called(
), 'os.system was called! Should have been skipped'