def multifilechooser_helper(names):
# Note that the MultiFileChooser widget produces a single string with
# paths separated by os.pathsep.
if names:
prefix = names[0] + ' '
else:
prefix = ''
expected_outputs = [
(names, None, ''),
(names, prefix + '"abc"', 'abc'),
(names, prefix + '"abc" "def"', os.pathsep.join(['abc', 'def'])),
# paths with spaces
(names, prefix + '"a b c"', 'a b c'),
(names, prefix + '"a b c" "d e f"', os.pathsep.join(['a b c', 'd e f'])),
]
for commands, expected, widget_result in expected_outputs:
result = formatters.multiFileChooser({'commands': commands}, widget_result)
self.assertEqual(result, expected)
# make sure that argparse actually accepts it as valid.
if result:
parser = argparse.ArgumentParser()
if not names:
names = ["file"]
parser.add_argument(names[0], nargs='+')
parser.parse_args(shlex.split(result))
def formatOutput(self, metadata, value):
return formatters.multiFileChooser(metadata, value)