def test_metadata_read_write(self):
PKG_INFO = os.path.join(HERE, 'PKG-INFO')
metadata = Metadata(PKG_INFO)
out = StringIO()
metadata.write_file(out)
out.seek(0)
res = Metadata()
res.read_file(out)
self.assertEqual(metadata.values(), res.values())
def test_mapping_api(self):
content = self.get_file_contents('PKG-INFO')
metadata = Metadata(fileobj=StringIO(content))
self.assertIn('Version', metadata.keys())
self.assertIn('0.5', metadata.values())
self.assertIn(('Version', '0.5'), metadata.items())
metadata.update({'version': '0.6'})
self.assertEqual(metadata['Version'], '0.6')
metadata.update([('version', '0.7')])
self.assertEqual(metadata['Version'], '0.7')
# use a kwarg to update
metadata.update(version='0.6')
self.assertEqual(metadata['Version'], '0.6')
# make sure update method checks values like the set method does
metadata.update({'version': '1--2'})
self.assertEqual(len(self.get_logs()), 1)
self.assertEqual(list(metadata), metadata.keys())
