def test_is_on_same_pixel():
p_obj_1 = PointObject(Position(30, 40))
p_obj_2 = PointObject(Position(30, 39.99999))
p_obj_3 = PointObject(Position(30.999, 40.123))
p_obj_4 = PointObject(Position(-3.001, -1))
p_obj_5 = PointObject(Position(-4, -0.1))
assert p_obj_1.is_on_same_pixel(p_obj_2, 10) is False
assert p_obj_1.is_on_same_pixel(p_obj_3, 10) is True
assert p_obj_4.is_on_same_pixel(p_obj_5, 1) is True
assert p_obj_4.is_on_same_pixel(p_obj_5, 0.5) is False
def test_check_distance():
p_obj_1 = PointObject(Position(3, 4))
p_obj_2 = PointObject(Position(6, 8))
p_obj_3 = PointObject(Position(0, 0))
assert p_obj.check_distance(c_obj) == 10**7
assert p_obj_1.check_distance(p_obj_2) == 5
assert p_obj_3.check_distance(p_obj_2) == 10
assert p_obj_3.check_distance(c_obj) == 0
def test_distance_vector():
p_obj_1 = PointObject(Position(3, 4))
p_obj_2 = PointObject(Position(6, 8))
p_obj_3 = PointObject(Position(0, 0))
assert p_obj.distance_vector(c_obj) == Position(-10**7, 0)
assert p_obj_1.distance_vector(p_obj_2) == Position(3, 4)
assert p_obj_3.distance_vector(p_obj_2) == Position(6, 8)
assert p_obj_3.distance_vector(c_obj) == Position(0, 0)
def read(self):
'''returns point object'''
try:
return PointObject(position=self._get_position(),
velocity=self._get_velocity())
except CorruptedSaveError as e:
e.object_type = 'point object'
raise
def test_update_position():
p_obj_1 = PointObject(Position(0, 0), Velocity(0, 0))
p_obj_2 = PointObject(Position(0, 0), Velocity(10, 10))
p_obj_3 = PointObject(Position(0, 0), Velocity(-10, -10))
p_obj_1.update_position(0)
assert p_obj_1._position == Position(0, 0)
p_obj_1.update_position(5)
assert p_obj_1._position == Position(0, 0)
p_obj_2.update_position(1)
assert p_obj_2._position == Position(10, 10)
p_obj_2.update_position(5)
assert p_obj_2._position == Position(60, 60)
p_obj_3.update_position(2)
assert p_obj_3._position == Position(-20, -20)
def test_check_if_inside_img():
p_obj_1 = PointObject(Position(30, 40))
p_obj_2 = PointObject(Position(30, 39.99999))
p_obj_3 = PointObject(Position(-2, -1))
p_obj_4 = PointObject(Position(0, 0))
assert p_obj_1.check_if_inside_img(10, 100) is True
assert p_obj_1.check_if_inside_img(10, 4) is False
assert p_obj_2.check_if_inside_img(10, 4) is True
assert p_obj_3.check_if_inside_img(10, 1) is False
assert p_obj_4.check_if_inside_img(10, 1) is True
def test_check_pixel():
p_obj_1 = PointObject(Position(30, 40))
p_obj_2 = PointObject(Position(3.1415, 9.9238))
p_obj_3 = PointObject(Position(0, 0))
p_obj_4 = PointObject(Position(-3, -2))
p_obj_5 = PointObject(Position(-0.1, -0.1))
assert p_obj_1.check_pixel(10) == (3, 4)
assert p_obj_2.check_pixel(1) == (3, 9)
assert p_obj_3.check_pixel(1234) == (0, 0)
assert p_obj_4.check_pixel(1) == (-3, -2)
assert p_obj_5.check_pixel(1) == (-1, -1)
from objects import PointObject, CentralObject
from physic_vectors import Velocity, Position
'''central object with 10^24 kg mass located on [0, 0]'''
c_obj = CentralObject(10**24)
'''point object located on [10^7, 0] with 0 velocity'''
p_obj = PointObject(Position(10**7, 0))
'''Tests for class Object'''
def test_check_distance():
p_obj_1 = PointObject(Position(3, 4))
p_obj_2 = PointObject(Position(6, 8))
p_obj_3 = PointObject(Position(0, 0))
assert p_obj.check_distance(c_obj) == 10**7
assert p_obj_1.check_distance(p_obj_2) == 5
assert p_obj_3.check_distance(p_obj_2) == 10
assert p_obj_3.check_distance(c_obj) == 0
def test_distance_vector():
p_obj_1 = PointObject(Position(3, 4))
p_obj_2 = PointObject(Position(6, 8))
p_obj_3 = PointObject(Position(0, 0))
assert p_obj.distance_vector(c_obj) == Position(-10**7, 0)
assert p_obj_1.distance_vector(p_obj_2) == Position(3, 4)
assert p_obj_3.distance_vector(p_obj_2) == Position(6, 8)
assert p_obj_3.distance_vector(c_obj) == Position(0, 0)
def _point_object_input():
return PointObject(position=_position_input(), velocity=_velocity_input())