magicli/tests/test_help_message.py

23 lines
663 B
Python

from unittest import mock
import pytest
from magicli import magicli
def test_help_message(capsys):
inputs = [
'appname --help',
'appname command --help',
'appname command --name=Name --amount=3 --help',
]
help_message='Usage:\n appname command_with_arguments --positional --optional\n'
for i in inputs:
args = i.split()
with mock.patch('sys.argv', args):
with pytest.raises(SystemExit):
magicli(exclude=['test_help_message'])
out, err = capsys.readouterr()
assert out.startswith(help_message)
def command_with_arguments(positional, optional=True):
pass