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40 lines
910 B
Python
40 lines
910 B
Python
from __future__ import annotations
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import pytest
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from PIL import Image, XVThumbImagePlugin
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from .helper import assert_image_similar, hopper
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TEST_FILE = "Tests/images/hopper.p7"
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def test_open():
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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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assert 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():
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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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with pytest.raises(SyntaxError):
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XVThumbImagePlugin.XVThumbImageFile(bad_file)
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def test_invalid_file():
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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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with pytest.raises(SyntaxError):
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XVThumbImagePlugin.XVThumbImageFile(invalid_file)
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