Pillow/Tests/test_image_getdata.py
2020-01-27 22:46:52 +11:00

29 lines
754 B
Python

from PIL import Image
from .helper import hopper
def test_sanity():
data = hopper().getdata()
len(data)
list(data)
assert data[0] == (20, 20, 70)
def test_roundtrip():
def getdata(mode):
im = hopper(mode).resize((32, 30), Image.NEAREST)
data = im.getdata()
return data[0], len(data), len(list(data))
assert getdata("1") == (0, 960, 960)
assert getdata("L") == (17, 960, 960)
assert getdata("I") == (17, 960, 960)
assert getdata("F") == (17.0, 960, 960)
assert getdata("RGB") == ((11, 13, 52), 960, 960)
assert getdata("RGBA") == ((11, 13, 52, 255), 960, 960)
assert getdata("CMYK") == ((244, 242, 203, 0), 960, 960)
assert getdata("YCbCr") == ((16, 147, 123), 960, 960)