from PIL import Image, ImagePalette, features from .helper import PillowTestCase, hopper, unittest try: from PIL import MicImagePlugin except ImportError: olefile_installed = False else: olefile_installed = True TEST_FILE = "Tests/images/hopper.mic" @unittest.skipUnless(olefile_installed, "olefile package not installed") @unittest.skipUnless(features.check("libtiff"), "libtiff not installed") class TestFileMic(PillowTestCase): def test_sanity(self): im = Image.open(TEST_FILE) im.load() self.assertEqual(im.mode, "RGBA") self.assertEqual(im.size, (128, 128)) self.assertEqual(im.format, "MIC") # Adjust for the gamma of 2.2 encoded into the file lut = ImagePalette.make_gamma_lut(1 / 2.2) im = Image.merge("RGBA", [chan.point(lut) for chan in im.split()]) im2 = hopper("RGBA") self.assert_image_similar(im, im2, 10) def test_n_frames(self): im = Image.open(TEST_FILE) self.assertEqual(im.n_frames, 1) def test_is_animated(self): im = Image.open(TEST_FILE) self.assertFalse(im.is_animated) def test_tell(self): im = Image.open(TEST_FILE) self.assertEqual(im.tell(), 0) def test_seek(self): im = Image.open(TEST_FILE) im.seek(0) self.assertEqual(im.tell(), 0) self.assertRaises(EOFError, im.seek, 99) self.assertEqual(im.tell(), 0) def test_invalid_file(self): # Test an invalid OLE file invalid_file = "Tests/images/flower.jpg" self.assertRaises(SyntaxError, MicImagePlugin.MicImageFile, invalid_file) # Test a valid OLE file, but not a MIC file ole_file = "Tests/images/test-ole-file.doc" self.assertRaises(SyntaxError, MicImagePlugin.MicImageFile, ole_file)