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38 lines
1.2 KiB
Python
38 lines
1.2 KiB
Python
from helper import unittest, PillowTestCase, hopper
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from PIL import Image
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class TestImagingCoreResize(PillowTestCase):
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# see https://github.com/python-pillow/Pillow/issues/1710
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def test_overflow(self):
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im = hopper('L')
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xsize = 0x100000008 // 4
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ysize = 1000 # unimportant
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try:
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# any resampling filter will do here
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im.im.resize((xsize, ysize), Image.LINEAR)
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self.fail("Resize should raise MemoryError on invalid xsize")
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except MemoryError:
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self.assertTrue(True, "Should raise MemoryError")
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def test_invalid_size(self):
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im = hopper()
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im.resize((100, 100))
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self.assertTrue(True, "Should not Crash")
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try:
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im.resize((-100, 100))
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self.fail("Resize should raise a value error on x negative size")
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except ValueError:
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self.assertTrue(True, "Should raise ValueError")
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try:
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im.resize((100, -100))
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self.fail("Resize should raise a value error on y negative size")
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except ValueError:
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self.assertTrue(True, "Should raise ValueError")
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if __name__ == '__main__':
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unittest.main()
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