import os

import pytest

from jogai import *


def test_height_is_a_non_negative_integer(prepare_videogame):
    assert vgscene.height > -1


def test_width_is_a_non_negative_integer(prepare_videogame):
    assert vgscene.width > -1


def test_x_coordinate_is_an_integer(prepare_videogame):
    assert isinstance(vgscene.x, int)


def test_change_background_color_with_components_out_of_range():
    with pytest.raises(ValueError):
        sc = Scene()
        sc.change_background((-1, -1, 300))


def test_change_background_color_with_less_components():
    with pytest.raises(ValueError):
        sc = Scene()
        sc.change_background((0, 0))


def test_change_background_color_wrong_type():
    with pytest.raises(ValueError):
        sc = Scene()
        sc.change_background('a')


def test_create_scene_with_wrong_type():
    with pytest.raises(TypeError):
        sc = Scene(-1)


def test_set_position_with_wrong_type(prepare_videogame):
    with pytest.raises(TypeError):
        vgscene.set_position('foo')