#!/usr/bin/env python
#
# A library that provides a Python interface to the Telegram Bot API
# Copyright (C) 2015-2021
# Leandro Toledo de Souza <devs@python-telegram-bot.org>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Lesser Public License for more details.
#
# You should have received a copy of the GNU Lesser Public License
# along with this program.  If not, see [http://www.gnu.org/licenses/].
import pytest

from telegram import LabeledPrice, ShippingOption, Voice


@pytest.fixture(scope='class')
def shipping_option():
    return ShippingOption(
        TestShippingOption.id_, TestShippingOption.title, TestShippingOption.prices
    )


class TestShippingOption:
    id_ = 'id'
    title = 'title'
    prices = [LabeledPrice('Fish Container', 100), LabeledPrice('Premium Fish Container', 1000)]

    def test_slot_behaviour(self, shipping_option, recwarn, mro_slots):
        inst = shipping_option
        for attr in inst.__slots__:
            assert getattr(inst, attr, 'err') != 'err', f"got extra slot '{attr}'"
        assert not inst.__dict__, f"got missing slot(s): {inst.__dict__}"
        assert len(mro_slots(inst)) == len(set(mro_slots(inst))), "duplicate slot"
        inst.custom, inst.id = 'should give warning', self.id_
        assert len(recwarn) == 1 and 'custom' in str(recwarn[0].message), recwarn.list

    def test_expected_values(self, shipping_option):
        assert shipping_option.id == self.id_
        assert shipping_option.title == self.title
        assert shipping_option.prices == self.prices

    def test_to_dict(self, shipping_option):
        shipping_option_dict = shipping_option.to_dict()

        assert isinstance(shipping_option_dict, dict)
        assert shipping_option_dict['id'] == shipping_option.id
        assert shipping_option_dict['title'] == shipping_option.title
        assert shipping_option_dict['prices'][0] == shipping_option.prices[0].to_dict()
        assert shipping_option_dict['prices'][1] == shipping_option.prices[1].to_dict()

    def test_equality(self):
        a = ShippingOption(self.id_, self.title, self.prices)
        b = ShippingOption(self.id_, self.title, self.prices)
        c = ShippingOption(self.id_, '', [])
        d = ShippingOption(0, self.title, self.prices)
        e = Voice(self.id_, 'someid', 0)

        assert a == b
        assert hash(a) == hash(b)
        assert a is not b

        assert a == c
        assert hash(a) == hash(c)

        assert a != d
        assert hash(a) != hash(d)

        assert a != e
        assert hash(a) != hash(e)