def test_update_argparser_error():
with pytest.raises(TypeError) as exc_info:
update_argparser(12, argparser=argparse.ArgumentParser())
assert str(exc_info.value) == "12: not a schema"
def test_help_default_gall(tparser, tschema):
update_argparser(tschema, tparser, group_depth=-1)
stream = io.StringIO()
tparser.print_help(stream)
print(stream.getvalue())
assert stream.getvalue() == """\
def test_update_argparser():
parser = argparse.ArgumentParser()
parser.add_argument("--alpha")
update_argparser(Schema(), parser)
namespace = parser.parse_args(["--alpha=2"])
assert namespace.alpha == "2"
