Pillow/Tests/test_image_getprojection.py
Hugo van Kemenade 53c3cd9f8e isort Tests
2024-01-20 13:23:03 +02:00

32 lines
992 B
Python

from __future__ import annotations
from PIL import Image
from .helper import hopper
def test_sanity():
im = hopper()
projection = im.getprojection()
assert len(projection) == 2
assert len(projection[0]) == im.size[0]
assert len(projection[1]) == im.size[1]
# 8-bit image
im = Image.new("L", (10, 10))
assert im.getprojection()[0] == [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
assert im.getprojection()[1] == [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
im.paste(255, (2, 4, 8, 6))
assert im.getprojection()[0] == [0, 0, 1, 1, 1, 1, 1, 1, 0, 0]
assert im.getprojection()[1] == [0, 0, 0, 0, 1, 1, 0, 0, 0, 0]
# 32-bit image
im = Image.new("RGB", (10, 10))
assert im.getprojection()[0] == [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
assert im.getprojection()[1] == [0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
im.paste(255, (2, 4, 8, 6))
assert im.getprojection()[0] == [0, 0, 1, 1, 1, 1, 1, 1, 0, 0]
assert im.getprojection()[1] == [0, 0, 0, 0, 1, 1, 0, 0, 0, 0]