Pillow/Tests/test_image_putpixel.py

51 lines
1.1 KiB
Python

from helper import unittest, PillowTestCase, hopper
from PIL import Image
Image.USE_CFFI_ACCESS = False
class TestImagePutPixel(PillowTestCase):
def test_sanity(self):
im1 = hopper()
im2 = Image.new(im1.mode, im1.size, 0)
for y in range(im1.size[1]):
for x in range(im1.size[0]):
pos = x, y
im2.putpixel(pos, im1.getpixel(pos))
self.assert_image_equal(im1, im2)
im2 = Image.new(im1.mode, im1.size, 0)
im2.readonly = 1
for y in range(im1.size[1]):
for x in range(im1.size[0]):
pos = x, y
im2.putpixel(pos, im1.getpixel(pos))
self.assertFalse(im2.readonly)
self.assert_image_equal(im1, im2)
im2 = Image.new(im1.mode, im1.size, 0)
pix1 = im1.load()
pix2 = im2.load()
for y in range(im1.size[1]):
for x in range(im1.size[0]):
pix2[x, y] = pix1[x, y]
self.assert_image_equal(im1, im2)
# see test_image_getpixel for more tests
if __name__ == '__main__':
unittest.main()
# End of file