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DeprecationWarning tests

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This commit is contained in:
Alexander 2017-09-14 02:49:05 +03:00
parent 6900a7707f
commit 8b1a3cc80c
1 changed files with 33 additions and 23 deletions
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56
Tests/test_imageops_usm.py
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@ -12,15 +12,25 @@ class TestImageOpsUsm(PillowTestCase):
def test_ops_api(self):
i = ImageOps.gaussian_blur(im, 2.0)
i = self.assert_warning(DeprecationWarning,
ImageOps.gaussian_blur, im, 2.0)
self.assertEqual(i.mode, "RGB")
self.assertEqual(i.size, (128, 128))
# i.save("blur.bmp")
i = ImageOps.unsharp_mask(im, 2.0, 125, 8)
i = self.assert_warning(DeprecationWarning,
ImageOps.gblur, im, 2.0)
self.assertEqual(i.mode, "RGB")
self.assertEqual(i.size, (128, 128))
i = self.assert_warning(DeprecationWarning,
ImageOps.unsharp_mask, im, 2.0, 125, 8)
self.assertEqual(i.mode, "RGB")
self.assertEqual(i.size, (128, 128))
i = self.assert_warning(DeprecationWarning,
ImageOps.usm, im, 2.0, 125, 8)
self.assertEqual(i.mode, "RGB")
self.assertEqual(i.size, (128, 128))
# i.save("usm.bmp")
def test_filter_api(self):
@ -36,38 +46,38 @@ class TestImageOpsUsm(PillowTestCase):
def test_usm_formats(self):
usm = ImageOps.unsharp_mask
self.assertRaises(ValueError, usm, im.convert("1"))
usm(im.convert("L"))
self.assertRaises(ValueError, usm, im.convert("I"))
self.assertRaises(ValueError, usm, im.convert("F"))
usm(im.convert("RGB"))
usm(im.convert("RGBA"))
usm(im.convert("CMYK"))
self.assertRaises(ValueError, usm, im.convert("YCbCr"))
usm = ImageFilter.UnsharpMask
self.assertRaises(ValueError, im.convert("1").filter, usm)
im.convert("L").filter(usm)
self.assertRaises(ValueError, im.convert("I").filter, usm)
self.assertRaises(ValueError, im.convert("F").filter, usm)
im.convert("RGB").filter(usm)
im.convert("RGBA").filter(usm)
im.convert("CMYK").filter(usm)
self.assertRaises(ValueError, im.convert("YCbCr").filter, usm)
def test_blur_formats(self):
blur = ImageOps.gaussian_blur
self.assertRaises(ValueError, blur, im.convert("1"))
blur = ImageFilter.GaussianBlur
self.assertRaises(ValueError, im.convert("1").filter, blur)
blur(im.convert("L"))
self.assertRaises(ValueError, blur, im.convert("I"))
self.assertRaises(ValueError, blur, im.convert("F"))
blur(im.convert("RGB"))
blur(im.convert("RGBA"))
blur(im.convert("CMYK"))
self.assertRaises(ValueError, blur, im.convert("YCbCr"))
self.assertRaises(ValueError, im.convert("I").filter, blur)
self.assertRaises(ValueError, im.convert("F").filter, blur)
im.convert("RGB").filter(blur)
im.convert("RGBA").filter(blur)
im.convert("CMYK").filter(blur)
self.assertRaises(ValueError, im.convert("YCbCr").filter, blur)
def test_usm_accuracy(self):
src = snakes.convert('RGB')
i = src._new(ImageOps.unsharp_mask(src, 5, 1024, 0))
i = src.filter(ImageFilter.UnsharpMask(5, 1024, 0))
# Image should not be changed because it have only 0 and 255 levels.
self.assertEqual(i.tobytes(), src.tobytes())
def test_blur_accuracy(self):
i = snakes._new(ImageOps.gaussian_blur(snakes, .4))
i = snakes.filter(ImageFilter.GaussianBlur(.4))
# These pixels surrounded with pixels with 255 intensity.
# They must be very close to 255.
for x, y, c in [(1, 0, 1), (2, 0, 1), (7, 8, 1), (8, 8, 1), (2, 9, 1),