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43 lines
1012 B
Python
43 lines
1012 B
Python
from helper import unittest, PillowTestCase, hopper
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from PIL import Image, XpmImagePlugin
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# sample ppm stream
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TEST_FILE = "Tests/images/hopper.xpm"
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class TestFileXpm(PillowTestCase):
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def test_sanity(self):
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im = Image.open(TEST_FILE)
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im.load()
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self.assertEqual(im.mode, "P")
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self.assertEqual(im.size, (128, 128))
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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"
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self.assertRaises(SyntaxError,
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lambda: XpmImagePlugin.XpmImageFile(invalid_file))
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def test_load_read(self):
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# Arrange
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im = Image.open(TEST_FILE)
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dummy_bytes = 1
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# Act
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data = im.load_read(dummy_bytes)
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# Assert
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self.assertEqual(len(data), 16384)
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if __name__ == '__main__':
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unittest.main()
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# End of file
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