def test_help_output():
runner = CliRunner()
prog_name = runner.get_default_prog_name(cli)
result = runner.invoke(cli, ["--help"])
output = result.output
assert prog_name == "camelot"
assert result.output.startswith("Usage: %(prog_name)s [OPTIONS] COMMAND" %
locals())
assert all(
v in result.output for v in
["Options:", "--version", "--help", "Commands:", "lattice", "stream"])
def _run_cli_cmd(self, prog_name: str = None, args: list = None) -> any:
"""
Runs a cli command and returns it's output
:param prog_name: name of the command to execute (?!)
:param args: command arguments as a list
:return:
"""
runner = CliRunner(echo_stdin=True)
if not prog_name:
prog_name = runner.get_default_prog_name(cli)
return cli.main(args=args or (), prog_name=prog_name, standalone_mode=False)
