pySSTV/tests/test_color.py

46 wiersze
1.5 KiB
Python

import unittest
from itertools import islice
import pickle
from PIL import Image
import color
class TestMartinM1(unittest.TestCase):
def setUp(self):
self.image = Image.new('RGB', (320, 256))
self.s = color.MartinM1(self.image, 48000, 16)
lena = Image.open('tests/assets/320x256.png')
self.lena = color.MartinM1(lena, 48000, 16)
def test_gen_freq_bits(self):
expected = pickle.load(open("tests/assets/MartinM1_freq_bits.p"))
actual = list(islice(self.s.gen_freq_bits(), 0, 1000))
self.assertEqual(expected, actual)
def test_gen_freq_bits_lena(self):
expected = pickle.load(open("tests/assets/MartinM1_freq_bits_lena.p"))
actual = list(islice(self.lena.gen_freq_bits(), 0, 1000))
self.assertEqual(expected, actual)
def test_encode_line(self):
zeroth = list(self.s.encode_line(0))
first = list(self.s.encode_line(1))
tenth = list(self.s.encode_line(10))
eleventh = list(self.s.encode_line(11))
self.assertEqual(zeroth, first)
self.assertEqual(tenth, eleventh)
self.assertEqual(zeroth, eleventh)
def test_encode_line_lena(self):
self.maxDiff = None
line_numbers = [1, 10, 100]
for line in line_numbers:
file = open("tests/assets/MartinM1_encode_line_lena%d.p" % line)
expected = pickle.load(file)
actual = list(self.lena.encode_line(line))
self.assertEqual(expected, actual)