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Add multiple strip saving test

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This commit is contained in:
Miloš Komarčević 2021-06-03 14:53:41 +02:00 committed by Andrew Murray
parent 0ae2981957
commit 100299a838
1 changed files with 10 additions and 1 deletions
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11
Tests/test_file_libtiff.py
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@ -9,7 +9,7 @@ from ctypes import c_float
import pytest import pytest
from PIL import Image, ImageFilter, TiffImagePlugin, TiffTags, features from PIL import Image, ImageFilter, TiffImagePlugin, TiffTags, features
from PIL.TiffImagePlugin import SUBIFD from PIL.TiffImagePlugin import STRIPOFFSETS, SUBIFD
from .helper import ( from .helper import (
assert_image_equal, assert_image_equal,
@ -967,3 +967,12 @@ class TestFileLibTiff(LibTiffTestCase):
# Assert that the error code is IMAGING_CODEC_MEMORY # Assert that the error code is IMAGING_CODEC_MEMORY
assert str(e.value) == "-9" assert str(e.value) == "-9"
TiffImagePlugin.READ_LIBTIFF = False TiffImagePlugin.READ_LIBTIFF = False
def test_save_multistrip(self, tmp_path):
im = hopper("RGB").resize((256, 256))
out = str(tmp_path / "temp.tif")
im.save(out, compression="tiff_adobe_deflate")
with Image.open(out) as im:
# Assert that there are multiple strips
assert len(im.tag_v2[STRIPOFFSETS]) > 1