Pillow/Tests/test_image_getbbox.py
2014-07-07 20:03:50 +03:00

46 lines
1.1 KiB
Python

from helper import unittest, PillowTestCase, lena
from PIL import Image
class TestImageGetBbox(PillowTestCase):
def test_sanity(self):
bbox = lena().getbbox()
self.assertIsInstance(bbox, tuple)
def test_bbox(self):
# 8-bit mode
im = Image.new("L", (100, 100), 0)
self.assertEqual(im.getbbox(), None)
im.paste(255, (10, 25, 90, 75))
self.assertEqual(im.getbbox(), (10, 25, 90, 75))
im.paste(255, (25, 10, 75, 90))
self.assertEqual(im.getbbox(), (10, 10, 90, 90))
im.paste(255, (-10, -10, 110, 110))
self.assertEqual(im.getbbox(), (0, 0, 100, 100))
# 32-bit mode
im = Image.new("RGB", (100, 100), 0)
self.assertEqual(im.getbbox(), None)
im.paste(255, (10, 25, 90, 75))
self.assertEqual(im.getbbox(), (10, 25, 90, 75))
im.paste(255, (25, 10, 75, 90))
self.assertEqual(im.getbbox(), (10, 10, 90, 90))
im.paste(255, (-10, -10, 110, 110))
self.assertEqual(im.getbbox(), (0, 0, 100, 100))
if __name__ == '__main__':
unittest.main()
# End of file