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Updated tests from cast to copy

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This commit is contained in:
Blake Thompson 2015-02-09 13:46:48 -08:00
parent 6e0d6d423b
commit d31bf5b171
1 changed files with 7 additions and 7 deletions
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14
tests/python_tests/cast_test.py → tests/python_tests/copy_test.py
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@ -16,13 +16,13 @@ def test_image_16_8_simple():
im.set_pixel(0,1, 999)
im.set_pixel(1,0, 5)
im.set_pixel(1,1, 2)
im2 = im.cast(mapnik.ImageType.gray8)
im2 = im.copy(mapnik.ImageType.gray8)
eq_(im2.get_pixel(0,0), 255)
eq_(im2.get_pixel(0,1), 255)
eq_(im2.get_pixel(1,0), 5)
eq_(im2.get_pixel(1,1), 2)
# Cast back!
im = im2.cast(mapnik.ImageType.gray16)
im = im2.copy(mapnik.ImageType.gray16)
eq_(im.get_pixel(0,0), 255)
eq_(im.get_pixel(0,1), 255)
eq_(im.get_pixel(1,0), 5)
@ -34,7 +34,7 @@ def test_image_32f_8_simple():
im.set_pixel(0,1, -23.4)
im.set_pixel(1,0, 120.6)
im.set_pixel(1,1, 360.2)
im2 = im.cast(mapnik.ImageType.gray8)
im2 = im.copy(mapnik.ImageType.gray8)
eq_(im2.get_pixel(0,0), 120)
eq_(im2.get_pixel(0,1), 0)
eq_(im2.get_pixel(1,0), 120) # Notice this is truncated!
@ -57,13 +57,13 @@ def test_image_16_8_scale_and_offset():
im.set_pixel(1,1, 615)
offset = 255
scaling = 3
im2 = im.cast(mapnik.ImageType.gray8, offset, scaling)
im2 = im.copy(mapnik.ImageType.gray8, offset, scaling)
eq_(im2.get_pixel(0,0), 0)
eq_(im2.get_pixel(0,1), 1)
eq_(im2.get_pixel(1,0), 255)
eq_(im2.get_pixel(1,1), 120)
# pixels will be a little off due to offsets in reverting!
im3 = im2.cast(mapnik.ImageType.gray16)
im3 = im2.copy(mapnik.ImageType.gray16)
eq_(im3.get_pixel(0,0), 255) # Rounding error with ints
eq_(im3.get_pixel(0,1), 258) # same
eq_(im3.get_pixel(1,0), 1020) # The other one was way out of range for our scale/offset
@ -77,12 +77,12 @@ def test_image_16_32f_scale_and_offset():
im.set_pixel(1,1, 615)
offset = 255
scaling = 3.2
im2 = im.cast(mapnik.ImageType.gray32f, offset, scaling)
im2 = im.copy(mapnik.ImageType.gray32f, offset, scaling)
eq_(im2.get_pixel(0,0), 0.3125)
eq_(im2.get_pixel(0,1), 0.9375)
eq_(im2.get_pixel(1,0), -79.6875)
eq_(im2.get_pixel(1,1), 112.5)
im3 = im2.cast(mapnik.ImageType.gray16)
im3 = im2.copy(mapnik.ImageType.gray16)
eq_(im3.get_pixel(0,0), 256)
eq_(im3.get_pixel(0,1), 258)
eq_(im3.get_pixel(1,0), 0)