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Second part of unpack tests

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Alexander 2017-08-23 01:55:55 +03:00
parent f012fa15dd
commit 5c2199c97b
1 changed files with 64 additions and 14 deletions
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78
Tests/test_lib_pack.py
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@ -3,6 +3,9 @@ from helper import unittest, PillowTestCase, py3
from PIL import Image
X = 255
class TestLibPack(PillowTestCase):
def pack(self):
@ -58,7 +61,6 @@ class TestLibPack(PillowTestCase):
self.assertEqual(pack("YCbCr", "YCbCr"), [1, 2, 3])
def test_unpack(self):
def unpack(mode, rawmode, bytes_):
im = None
@ -71,17 +73,6 @@ class TestLibPack(PillowTestCase):
return im.getpixel((0, 0))
self.assertEqual(unpack("RGBX", "RGBX", 4), (1, 2, 3, 4)) # 4->255?
self.assertEqual(unpack("RGBX", "BGRX", 4), (3, 2, 1, 255))
self.assertEqual(unpack("RGBX", "XRGB", 4), (2, 3, 4, 255))
self.assertEqual(unpack("RGBX", "XBGR", 4), (4, 3, 2, 255))
self.assertEqual(unpack("RGBX", "RGB;15", 2), (8, 131, 0, 255))
self.assertEqual(unpack("RGBX", "BGR;15", 2), (0, 131, 8, 255))
self.assertEqual(unpack("RGBX", "RGB;4B", 2), (17, 0, 34, 255))
self.assertEqual(unpack("CMYK", "CMYK", 4), (1, 2, 3, 4))
self.assertEqual(unpack("CMYK", "CMYK;I", 4), (254, 253, 252, 251))
self.assertRaises(ValueError, lambda: unpack("L", "L", 0))
self.assertRaises(ValueError, lambda: unpack("RGB", "RGB", 2))
self.assertRaises(ValueError, lambda: unpack("CMYK", "CMYK", 2))
@ -102,8 +93,6 @@ class TestLibUnpack(PillowTestCase):
self.assertEqual(pixel, im.getpixel((x, 0)))
def test_1(self):
X = 255
self.assert_unpack("1", "1", b'\x01', 0, 0, 0, 0, 0, 0, 0, X)
self.assert_unpack("1", "1;I", b'\x01', X, X, X, X, X, X, X, 0)
self.assert_unpack("1", "1;R", b'\x01', X, 0, 0, 0, 0, 0, 0, 0)
@ -215,6 +204,67 @@ class TestLibUnpack(PillowTestCase):
self.assert_unpack("RGBa", "aBGR", 4,
(4,3,2,1), (8,7,6,5), (12,11,10,9))
def test_RGBX(self):
self.assert_unpack("RGBX", "RGB", 3, (1,2,3,X), (4,5,6,X), (7,8,9,X))
self.assert_unpack("RGBX", "RGB;L", 3, (1,4,7,X), (2,5,8,X), (3,6,9,X))
self.assert_unpack("RGBX", "RGB;16B", 6, (1,3,5,X), (7,9,11,X))
self.assert_unpack("RGBX", "BGR", 3, (3,2,1,X), (6,5,4,X), (9,8,7,X))
self.assert_unpack("RGBX", "RGB;15", 2, (8,131,0,X), (24,0,8,X))
self.assert_unpack("RGBX", "BGR;15", 2, (0,131,8,X), (8,0,24,X))
self.assert_unpack("RGBX", "RGB;4B", 2, (17,0,34,X), (51,0,68,X))
self.assert_unpack("RGBX", "RGBX", 4,
(1,2,3,4), (5,6,7,8), (9,10,11,12))
self.assert_unpack("RGBX", "RGBX;L", 4,
(1,4,7,10), (2,5,8,11), (3,6,9,12))
self.assert_unpack("RGBX", "BGRX", 4, (3,2,1,X), (7,6,5,X), (11,10,9,X))
self.assert_unpack("RGBX", "XRGB", 4, (2,3,4,X), (6,7,8,X), (10,11,12,X))
self.assert_unpack("RGBX", "XBGR", 4, (4,3,2,X), (8,7,6,X), (12,11,10,X))
self.assert_unpack("RGBX", "YCC;P",
b'D]\x9c\x82\x1a\x91\xfaOC\xe7J\x12', # random data
(127,102,0,X), (192,227,0,X), (213,255,170,X), (98,255,133,X))
self.assert_unpack("RGBX", "R", 1, (1,0,0,0), (2,0,0,0), (3,0,0,0))
self.assert_unpack("RGBX", "G", 1, (0,1,0,0), (0,2,0,0), (0,3,0,0))
self.assert_unpack("RGBX", "B", 1, (0,0,1,0), (0,0,2,0), (0,0,3,0))
self.assert_unpack("RGBX", "X", 1, (0,0,0,1), (0,0,0,2), (0,0,0,3))
def test_CMYK(self):
self.assert_unpack("CMYK", "CMYK", 4, (1,2,3,4), (5,6,7,8), (9,10,11,12))
self.assert_unpack("CMYK", "CMYK;I", 4,
(254,253,252,251), (250,249,248,247), (246,245,244,243))
self.assert_unpack("CMYK", "CMYK;L", 4,
(1,4,7,10), (2,5,8,11), (3,6,9,12))
self.assert_unpack("CMYK", "C", 1, (1,0,0,0), (2,0,0,0), (3,0,0,0))
self.assert_unpack("CMYK", "M", 1, (0,1,0,0), (0,2,0,0), (0,3,0,0))
self.assert_unpack("CMYK", "Y", 1, (0,0,1,0), (0,0,2,0), (0,0,3,0))
self.assert_unpack("CMYK", "K", 1, (0,0,0,1), (0,0,0,2), (0,0,0,3))
self.assert_unpack("CMYK", "C;I", 1,
(254,0,0,0), (253,0,0,0), (252,0,0,0))
self.assert_unpack("CMYK", "M;I", 1,
(0,254,0,0), (0,253,0,0), (0,252,0,0))
self.assert_unpack("CMYK", "Y;I", 1,
(0,0,254,0), (0,0,253,0), (0,0,252,0))
self.assert_unpack("CMYK", "K;I", 1,
(0,0,0,254), (0,0,0,253), (0,0,0,252))
def test_YCbCr(self):
self.assert_unpack("YCbCr", "YCbCr", 3, (1,2,3), (4,5,6), (7,8,9))
self.assert_unpack("YCbCr", "YCbCr;L", 3, (1,4,7), (2,5,8), (3,6,9))
self.assert_unpack("YCbCr", "YCbCrX", 4, (1,2,3), (5,6,7), (9,10,11))
self.assert_unpack("YCbCr", "YCbCrK", 4, (1,2,3), (5,6,7), (9,10,11))
def test_LAB(self):
self.assert_unpack("LAB", "LAB", 3,
(1,130,131), (4,133,134), (7,136,137))
self.assert_unpack("LAB", "L", 1, (1,0,0), (2,0,0), (3,0,0))
self.assert_unpack("LAB", "A", 1, (0,1,0), (0,2,0), (0,3,0))
self.assert_unpack("LAB", "B", 1, (0,0,1), (0,0,2), (0,0,3))
def test_HSV(self):
self.assert_unpack("HSV", "HSV", 3, (1,2,3), (4,5,6), (7,8,9))
self.assert_unpack("HSV", "H", 1, (1,0,0), (2,0,0), (3,0,0))
self.assert_unpack("HSV", "S", 1, (0,1,0), (0,2,0), (0,3,0))
self.assert_unpack("HSV", "V", 1, (0,0,1), (0,0,2), (0,0,3))
if __name__ == '__main__':
unittest.main()