def run_argv(argv, stdin, stdout, stderr):
"""Convenience function to run a command with a CLIUI.
:param argv: The argv to run the command with.
:param stdin: The stdin stream for the command.
:param stdout: The stdout stream for the command.
:param stderr: The stderr stream for the command.
:return: An integer exit code for the command.
"""
cmd_name = None
cmd_args = argv[1:]
for arg in argv[1:]:
if not arg.startswith('-'):
cmd_name = arg
break
if cmd_name is None:
cmd_name = 'help'
cmd_args = ['help']
cmd_args.remove(cmd_name)
cmdclass = commands._find_command(cmd_name)
ui = UI(cmd_args, stdin, stdout, stderr)
cmd = cmdclass(ui)
result = cmd.execute()
if not result:
return 0
return result
def test_sets_name(self):
cmd = commands._find_command('foo')
self.assertEqual('foo', cmd.name)
def test_looksupcommand_hypen(self):
cmd = commands._find_command('foo-bar')
self.assertIsInstance(cmd(None), commands.Command)
def _parse_one(self, arg):
try:
return commands._find_command(arg)
except KeyError:
raise CustomError("Could not find command '%s'." % arg)
