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43 lines
1.4 KiB
Python
Executable File
43 lines
1.4 KiB
Python
Executable File
from helper import unittest, PillowTestCase
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import sys
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from PIL import Image
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from io import BytesIO
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# Limits for testing the leak
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mem_limit = 1024*1048576
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stack_size = 8*1048576
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iterations = int((mem_limit/stack_size)*2)
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codecs = dir(Image.core)
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test_file = "Tests/images/rgb_trns_ycbc.jp2"
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@unittest.skipIf(sys.platform.startswith('win32'), "requires Unix or macOS")
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class TestJpegLeaks(PillowTestCase):
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def setUp(self):
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if "jpeg2k_encoder" not in codecs or "jpeg2k_decoder" not in codecs:
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self.skipTest('JPEG 2000 support not available')
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def test_leak_load(self):
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from resource import setrlimit, RLIMIT_AS, RLIMIT_STACK
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setrlimit(RLIMIT_STACK, (stack_size, stack_size))
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setrlimit(RLIMIT_AS, (mem_limit, mem_limit))
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for _ in range(iterations):
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with Image.open(test_file) as im:
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im.load()
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def test_leak_save(self):
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from resource import setrlimit, RLIMIT_AS, RLIMIT_STACK
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setrlimit(RLIMIT_STACK, (stack_size, stack_size))
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setrlimit(RLIMIT_AS, (mem_limit, mem_limit))
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for _ in range(iterations):
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with Image.open(test_file) as im:
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im.load()
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test_output = BytesIO()
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im.save(test_output, "JPEG2000")
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test_output.seek(0)
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test_output.read()
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if __name__ == '__main__':
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unittest.main()
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