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improve test: test grayscale and rgba with same cases

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This commit is contained in:
homm 2014-10-19 01:05:09 +04:00
parent 516bd90cf7
commit 5ab12e0ee7
1 changed files with 27 additions and 20 deletions
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47
Tests/test_box_blur.py
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@ -38,6 +38,13 @@ class TestBoxBlur(PillowTestCase):
self.assertEqual(im_row, data_row) self.assertEqual(im_row, data_row)
self.assertRaises(StopIteration, next, it) self.assertRaises(StopIteration, next, it)
def assertBlur(self, im, radius, data, delta=0):
# check grayscale image
self.assertImage(self.box_blur(im, radius), data, delta)
rgba = Image.merge('RGBA', (im, im, im, im))
for band in self.box_blur(rgba, radius).split():
self.assertImage(band, data, delta)
def test_color_modes(self): def test_color_modes(self):
self.assertRaises(ValueError, self.box_blur, sample.convert("1")) self.assertRaises(ValueError, self.box_blur, sample.convert("1"))
self.assertRaises(ValueError, self.box_blur, sample.convert("P")) self.assertRaises(ValueError, self.box_blur, sample.convert("P"))
@ -51,8 +58,8 @@ class TestBoxBlur(PillowTestCase):
self.assertRaises(ValueError, self.box_blur, sample.convert("YCbCr")) self.assertRaises(ValueError, self.box_blur, sample.convert("YCbCr"))
def test_radius_0(self): def test_radius_0(self):
self.assertImage( self.assertBlur(
self.box_blur(sample, 0), sample, 0,
[ [
[210, 50, 20, 10, 220, 230, 80], [210, 50, 20, 10, 220, 230, 80],
[190, 210, 20, 180, 170, 40, 110], [190, 210, 20, 180, 170, 40, 110],
@ -63,8 +70,8 @@ class TestBoxBlur(PillowTestCase):
) )
def test_radius_0_02(self): def test_radius_0_02(self):
self.assertImage( self.assertBlur(
self.box_blur(sample, 0.02), sample, 0.02,
[ [
[206, 55, 20, 17, 215, 223, 83], [206, 55, 20, 17, 215, 223, 83],
[189, 203, 31, 171, 169, 46, 110], [189, 203, 31, 171, 169, 46, 110],
@ -76,8 +83,8 @@ class TestBoxBlur(PillowTestCase):
) )
def test_radius_0_05(self): def test_radius_0_05(self):
self.assertImage( self.assertBlur(
self.box_blur(sample, 0.05), sample, 0.05,
[ [
[202, 62, 22, 27, 209, 215, 88], [202, 62, 22, 27, 209, 215, 88],
[188, 194, 44, 161, 168, 56, 111], [188, 194, 44, 161, 168, 56, 111],
@ -89,8 +96,8 @@ class TestBoxBlur(PillowTestCase):
) )
def test_radius_0_1(self): def test_radius_0_1(self):
self.assertImage( self.assertBlur(
self.box_blur(sample, 0.1), sample, 0.1,
[ [
[196, 72, 24, 40, 200, 203, 93], [196, 72, 24, 40, 200, 203, 93],
[187, 183, 62, 148, 166, 68, 111], [187, 183, 62, 148, 166, 68, 111],
@ -102,8 +109,8 @@ class TestBoxBlur(PillowTestCase):
) )
def test_radius_0_5(self): def test_radius_0_5(self):
self.assertImage( self.assertBlur(
self.box_blur(sample, 0.5), sample, 0.5,
[ [
[176, 101, 46, 83, 163, 165, 111], [176, 101, 46, 83, 163, 165, 111],
[176, 149, 108, 122, 144, 120, 117], [176, 149, 108, 122, 144, 120, 117],
@ -115,8 +122,8 @@ class TestBoxBlur(PillowTestCase):
) )
def test_radius_1(self): def test_radius_1(self):
self.assertImage( self.assertBlur(
self.box_blur(sample, 1), sample, 1,
[ [
[170, 109, 63, 97, 146, 153, 116], [170, 109, 63, 97, 146, 153, 116],
[168, 142, 112, 128, 126, 143, 121], [168, 142, 112, 128, 126, 143, 121],
@ -128,8 +135,8 @@ class TestBoxBlur(PillowTestCase):
) )
def test_radius_1_5(self): def test_radius_1_5(self):
self.assertImage( self.assertBlur(
self.box_blur(sample, 1.5), sample, 1.5,
[ [
[155, 120, 105, 112, 124, 137, 130], [155, 120, 105, 112, 124, 137, 130],
[160, 136, 124, 125, 127, 134, 130], [160, 136, 124, 125, 127, 134, 130],
@ -141,8 +148,8 @@ class TestBoxBlur(PillowTestCase):
) )
def test_radius_bigger_then_half(self): def test_radius_bigger_then_half(self):
self.assertImage( self.assertBlur(
self.box_blur(sample, 3), sample, 3,
[ [
[144, 145, 142, 128, 114, 115, 117], [144, 145, 142, 128, 114, 115, 117],
[148, 145, 137, 122, 109, 111, 112], [148, 145, 137, 122, 109, 111, 112],
@ -154,8 +161,8 @@ class TestBoxBlur(PillowTestCase):
) )
def test_radius_bigger_then_width(self): def test_radius_bigger_then_width(self):
self.assertImage( self.assertBlur(
self.box_blur(sample, 10), sample, 10,
[ [
[158, 153, 147, 141, 135, 129, 123], [158, 153, 147, 141, 135, 129, 123],
[159, 153, 147, 141, 136, 130, 124], [159, 153, 147, 141, 136, 130, 124],
@ -167,8 +174,8 @@ class TestBoxBlur(PillowTestCase):
) )
def test_exteme_large_radius(self): def test_exteme_large_radius(self):
self.assertImage( self.assertBlur(
self.box_blur(sample, 600), sample, 600,
[ [
[162, 162, 162, 162, 162, 162, 162], [162, 162, 162, 162, 162, 162, 162],
[162, 162, 162, 162, 162, 162, 162], [162, 162, 162, 162, 162, 162, 162],