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36 lines
1014 B
Python
36 lines
1014 B
Python
from PIL import Image, XVThumbImagePlugin
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from .helper import PillowTestCase, assert_image_similar, hopper
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TEST_FILE = "Tests/images/hopper.p7"
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class TestFileXVThumb(PillowTestCase):
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def test_open(self):
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# Act
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with Image.open(TEST_FILE) as im:
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# Assert
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self.assertEqual(im.format, "XVThumb")
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# Create a Hopper image with a similar XV palette
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im_hopper = hopper().quantize(palette=im)
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assert_image_similar(im, im_hopper, 9)
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def test_unexpected_eof(self):
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# Test unexpected EOF reading XV thumbnail file
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# Arrange
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bad_file = "Tests/images/hopper_bad.p7"
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# Act / Assert
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self.assertRaises(SyntaxError, XVThumbImagePlugin.XVThumbImageFile, bad_file)
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def test_invalid_file(self):
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# Arrange
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invalid_file = "Tests/images/flower.jpg"
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# Act / Assert
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self.assertRaises(
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SyntaxError, XVThumbImagePlugin.XVThumbImageFile, invalid_file
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)
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