Pillow/Tests/test_image_rotate.py

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from tester import *
from PIL import Image
def test_rotate():
def rotate(mode):
im = lena(mode)
out = im.rotate(45)
assert_equal(out.mode, mode)
assert_equal(out.size, im.size) # default rotate clips output
out = im.rotate(45, expand=1)
assert_equal(out.mode, mode)
assert_true(out.size != im.size)
for mode in "1", "P", "L", "RGB", "I", "F":
yield_test(rotate, mode)