import click
import pytest

from roll.cli.roll_param import RollParam
from roll.roll import Roll


def test_roll_param_passthrough():
    roll = Roll()
    result = RollParam().convert(roll, None, None)
    assert result == roll


@pytest.mark.parametrize("value", ["1d20", "2d20+3", "4d6-3"])
def test_roll_param_valid(value):
    result = RollParam().convert(value, None, None)
    assert isinstance(result, Roll)
    assert result.to_str() == value


@pytest.mark.parametrize("value", ["advantage", "disadvantage"])
def test_roll_param_advantage(value):
    result = RollParam().convert(value, None, None)
    assert result == value


@pytest.mark.parametrize("value", ["d90", "0d", "d-1", "aba", "000", "1d1d1d"])
def test_roll_param_invalid(value):
    with pytest.raises(click.exceptions.BadParameter) as e:
        RollParam().convert(value, None, None)
    assert value in e.value.message


@pytest.mark.parametrize("value", ["0d0", "0d20", "1d0", "1d1"])
def test_roll_param_invalid_properties(value):
    with pytest.raises(click.exceptions.BadParameter) as e:
        RollParam().convert(value, None, None)
    assert "sides" in e.value.message or "dice" in e.value.message