Pillow/Tests/test_file_palm.py
2014-08-22 20:49:29 -07:00

65 lines
1.4 KiB
Python

from helper import unittest, PillowTestCase, lena, imagemagick_available
import os.path
class TestFilePalm(PillowTestCase):
_roundtrip = imagemagick_available()
def helper_save_as_palm(self, mode):
# Arrange
im = lena(mode)
outfile = self.tempfile("temp_" + mode + ".palm")
# Act
im.save(outfile)
# Assert
self.assertTrue(os.path.isfile(outfile))
self.assertGreater(os.path.getsize(outfile), 0)
def roundtrip(self, mode):
if not self._roundtrip:
return
im = lena(mode)
outfile = self.tempfile("temp.palm")
im.save(outfile)
try:
converted = self.open_withImagemagick(outfile)
self.assert_image_equal(converted, im)
except IOError:
pass
def test_monochrome(self):
# Arrange
mode = "1"
# Act / Assert
self.helper_save_as_palm(mode)
self.roundtrip(mode)
def test_p_mode(self):
# Arrange
mode = "P"
# Act / Assert
self.helper_save_as_palm(mode)
self.skipKnownBadTest("Palm P image is wrong")
self.roundtrip(mode)
def test_rgb_ioerror(self):
# Arrange
mode = "RGB"
# Act / Assert
self.assertRaises(IOError, lambda: self.helper_save_as_palm(mode))
if __name__ == '__main__':
unittest.main()
# End of file