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93 lines
2.2 KiB
Python
93 lines
2.2 KiB
Python
from helper import unittest, PillowTestCase, hopper
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from PIL import Image
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from PIL import SpiderImagePlugin
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TEST_FILE = "Tests/images/hopper.spider"
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class TestImageSpider(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, "F")
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self.assertEqual(im.size, (128, 128))
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self.assertEqual(im.format, "SPIDER")
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def test_save(self):
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# Arrange
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temp = self.tempfile('temp.spider')
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im = hopper()
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# Act
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im.save(temp, "SPIDER")
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# Assert
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im2 = Image.open(temp)
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self.assertEqual(im2.mode, "F")
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self.assertEqual(im2.size, (128, 128))
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self.assertEqual(im2.format, "SPIDER")
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def test_isSpiderImage(self):
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self.assertTrue(SpiderImagePlugin.isSpiderImage(TEST_FILE))
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def test_tell(self):
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# Arrange
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im = Image.open(TEST_FILE)
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# Act
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index = im.tell()
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# Assert
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self.assertEqual(index, 0)
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def test_n_frames(self):
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im = Image.open(TEST_FILE)
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self.assertEqual(im.n_frames, 1)
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self.assertFalse(im.is_animated)
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def test_loadImageSeries(self):
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# Arrange
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not_spider_file = "Tests/images/hopper.ppm"
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file_list = [TEST_FILE, not_spider_file, "path/not_found.ext"]
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# Act
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img_list = SpiderImagePlugin.loadImageSeries(file_list)
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# Assert
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self.assertEqual(len(img_list), 1)
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self.assertIsInstance(img_list[0], Image.Image)
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self.assertEqual(img_list[0].size, (128, 128))
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def test_loadImageSeries_no_input(self):
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# Arrange
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file_list = None
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# Act
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img_list = SpiderImagePlugin.loadImageSeries(file_list)
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# Assert
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self.assertEqual(img_list, None)
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def test_isInt_not_a_number(self):
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# Arrange
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not_a_number = "a"
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# Act
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ret = SpiderImagePlugin.isInt(not_a_number)
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# Assert
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self.assertEqual(ret, 0)
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def test_invalid_file(self):
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invalid_file = "Tests/images/invalid.spider"
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self.assertRaises(IOError, lambda: Image.open(invalid_file))
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if __name__ == '__main__':
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unittest.main()
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# End of file
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