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Merge pull request #2552 from hugovk/test-mcidas

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Test a McIDAS area file
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wiredfool 2017-06-13 13:04:30 +01:00 committed by GitHub
commit 4a8d260d76
4 changed files with 20 additions and 1 deletions
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1
PIL/McIdasImagePlugin.py
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@ -66,6 +66,7 @@ class McIdasImageFile(ImageFile.ImageFile):
self.tile = [("raw", (0, 0) + self.size, offset, (rawmode, stride, 1))]
# --------------------------------------------------------------------
# registry

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Tests/images/cmx3g8_wv_1998.260_0745_mcidas.ara Normal file
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Tests/images/cmx3g8_wv_1998.260_0745_mcidas.png Normal file
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20
Tests/test_file_mcidas.py
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@ -1,6 +1,6 @@
from helper import unittest, PillowTestCase
from PIL import McIdasImagePlugin
from PIL import Image, McIdasImagePlugin
class TestFileMcIdas(PillowTestCase):
@ -12,6 +12,24 @@ class TestFileMcIdas(PillowTestCase):
lambda:
McIdasImagePlugin.McIdasImageFile(invalid_file))
def test_valid_file(self):
# Arrange
# https://ghrc.nsstc.nasa.gov/hydro/details/cmx3g8
# https://ghrc.nsstc.nasa.gov/pub/fieldCampaigns/camex3/cmx3g8/browse/
test_file = "Tests/images/cmx3g8_wv_1998.260_0745_mcidas.ara"
saved_file = "Tests/images/cmx3g8_wv_1998.260_0745_mcidas.png"
# Act
im = Image.open(test_file)
im.load()
# Assert
self.assertEqual(im.format, "MCIDAS")
self.assertEqual(im.mode, "I")
self.assertEqual(im.size, (1800, 400))
im2 = Image.open(saved_file)
self.assert_image_equal(im, im2)
if __name__ == '__main__':
unittest.main()