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72 lines
1.5 KiB
Python
72 lines
1.5 KiB
Python
import os.path
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import pytest
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from .helper import (
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PillowTestCase,
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assert_image_equal,
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hopper,
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imagemagick_available,
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skip_known_bad_test,
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)
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class TestFilePalm(PillowTestCase):
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_roundtrip = imagemagick_available()
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def helper_save_as_palm(self, mode):
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# Arrange
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im = hopper(mode)
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outfile = self.tempfile("temp_" + mode + ".palm")
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# Act
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im.save(outfile)
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# Assert
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assert os.path.isfile(outfile)
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assert os.path.getsize(outfile) > 0
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def roundtrip(self, mode):
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if not self._roundtrip:
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return
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im = hopper(mode)
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outfile = self.tempfile("temp.palm")
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im.save(outfile)
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converted = self.open_withImagemagick(outfile)
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assert_image_equal(converted, im)
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def test_monochrome(self):
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# Arrange
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mode = "1"
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# Act / Assert
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self.helper_save_as_palm(mode)
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self.roundtrip(mode)
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def test_p_mode(self):
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# Arrange
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mode = "P"
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# Act / Assert
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self.helper_save_as_palm(mode)
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skip_known_bad_test("Palm P image is wrong")
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self.roundtrip(mode)
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def test_l_ioerror(self):
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# Arrange
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mode = "L"
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# Act / Assert
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with pytest.raises(IOError):
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self.helper_save_as_palm(mode)
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def test_rgb_ioerror(self):
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# Arrange
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mode = "RGB"
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# Act / Assert
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with pytest.raises(IOError):
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self.helper_save_as_palm(mode)
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