Pillow/Tests/test_file_xpm.py

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from helper import unittest, PillowTestCase, hopper
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from PIL import Image, XpmImagePlugin
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TEST_FILE = "Tests/images/hopper.xpm"
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class TestFileXpm(PillowTestCase):
def test_sanity(self):
im = Image.open(TEST_FILE)
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im.load()
self.assertEqual(im.mode, "P")
self.assertEqual(im.size, (128, 128))
self.assertEqual(im.format, "XPM")
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# large error due to quantization->44 colors.
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self.assert_image_similar(im.convert('RGB'), hopper('RGB'), 60)
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def test_invalid_file(self):
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invalid_file = "Tests/images/flower.jpg"
self.assertRaises(SyntaxError,
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XpmImagePlugin.XpmImageFile, invalid_file)
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def test_load_read(self):
# Arrange
im = Image.open(TEST_FILE)
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dummy_bytes = 1
# Act
data = im.load_read(dummy_bytes)
# Assert
self.assertEqual(len(data), 16384)
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if __name__ == '__main__':
unittest.main()