from turtle import Turtle
import random
from configurator import get_attributes
attributes = get_attributes('config.csv')
class Food(Turtle):
"""Controls everything related to the food.
Turtle subclass.
Functions:
- refresh : creates a new piece of food
"""
def __init__(self):
super().__init__()
self.shape(attributes[3])
self.penup()
self.shapesize(stretch_len=0.5, stretch_wid=0.5)
self.color(attributes[2])
self.speed('fastest')
self.refresh()
def refresh(self):
"""Creates a new random set of coordinates.
A new piece of food is created at the coordinates
randomly generated here.
"""
def test_empty_datafile(self):
"""Test for an empty csv file."""
df = get_attributes(self.temporary_file)
self.assertFalse(df)
def test_file_is_not_csv(self):
"""Test for a file with a wrong format."""
df = get_attributes(self.temporary_file)
self.assertFalse(df)
def test_no_datafile(self):
"""Test for a non-existent file."""
df = get_attributes("/tmp/nonexistentfile-wewefwwe")
self.assertFalse(df)