# Copyright (C) 2009-2024 Ben Kurtovic <ben.kurtovic@gmail.com>
#
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# furnished to do so, subject to the following conditions:
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# SOFTWARE.

import pytest
from conftest import MockCommand
from earwigbot.commands.calc import Calc


def test_check(command: MockCommand):
    command.setup(Calc)

    assert command.command.check(command.make_msg("bloop")) is False
    assert command.command.check(command.make_join()) is False

    assert command.command.check(command.make_msg("calc")) is True
    assert command.command.check(command.make_msg("CALC", "foo")) is True


def test_ignore_empty(command: MockCommand):
    command.setup(Calc)

    command.command.process(command.make_msg("calc"))
    command.assert_reply("What do you want me to calculate?")


@pytest.mark.parametrize(
    "expr, expected",
    [
        ("2 + 2", "2 + 2 = 4"),
        ("13 * 5", "13 * 5 = 65"),
        ("80 / 42", "80 / 42 = 40/21 (approx. 1.9047619047619048)"),
        ("2/0", "2/0 = undef"),
        ("π", "π = 3.141592653589793238"),
    ],
)
def test_math(command: MockCommand, expr: str, expected: str):
    command.setup(Calc)

    q = expr.strip().split()
    command.command.process(command.make_msg("calc", *q))
    command.assert_reply(expected)