100 lines
2.9 KiB
Python
100 lines
2.9 KiB
Python
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#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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import os, mapnik
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from nose.tools import *
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from utilities import execution_path, run_all
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def setup():
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# All of the paths used are relative, if we run the tests
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# from another directory we need to chdir()
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os.chdir(execution_path('.'))
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def test_compare_rgba8():
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im = mapnik.Image(2,2,mapnik.ImageType.rgba8)
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im.fill(mapnik.Color(0,0,0,0))
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eq_(im.compare(im), 0)
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im2 = mapnik.Image(2,2,mapnik.ImageType.rgba8)
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im2.fill(mapnik.Color(0,0,0,0))
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eq_(im.compare(im2), 0)
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eq_(im2.compare(im), 0)
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im2.fill(mapnik.Color(0,0,0,12))
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eq_(im.compare(im2), 4)
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eq_(im.compare(im2, 0, False), 0)
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im3 = mapnik.Image(2,2,mapnik.ImageType.rgba8)
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im3.set_pixel(0,0, mapnik.Color(0,0,0,0))
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im3.set_pixel(0,1, mapnik.Color(1,1,1,1))
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im3.set_pixel(1,0, mapnik.Color(2,2,2,2))
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im3.set_pixel(1,1, mapnik.Color(3,3,3,3))
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eq_(im.compare(im3),3)
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eq_(im.compare(im3,1),2)
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eq_(im.compare(im3,2),1)
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eq_(im.compare(im3,3),0)
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def test_compare_dimensions():
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im = mapnik.Image(2,2)
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im2 = mapnik.Image(3,3)
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eq_(im.compare(im2), 4)
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eq_(im2.compare(im), 9)
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def test_compare_gray8():
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im = mapnik.Image(2,2,mapnik.ImageType.gray8)
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im.fill(0)
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eq_(im.compare(im), 0)
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im2 = mapnik.Image(2,2,mapnik.ImageType.gray8)
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im2.fill(0)
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eq_(im.compare(im2), 0)
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eq_(im2.compare(im), 0)
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eq_(im.compare(im2, 0, False), 0)
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im3 = mapnik.Image(2,2,mapnik.ImageType.gray8)
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im3.set_pixel(0,0,0)
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im3.set_pixel(0,1,1)
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im3.set_pixel(1,0,2)
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im3.set_pixel(1,1,3)
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eq_(im.compare(im3),3)
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eq_(im.compare(im3,1),2)
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eq_(im.compare(im3,2),1)
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eq_(im.compare(im3,3),0)
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def test_compare_gray16():
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im = mapnik.Image(2,2,mapnik.ImageType.gray16)
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im.fill(0)
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eq_(im.compare(im), 0)
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im2 = mapnik.Image(2,2,mapnik.ImageType.gray16)
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im2.fill(0)
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eq_(im.compare(im2), 0)
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eq_(im2.compare(im), 0)
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eq_(im.compare(im2, 0, False), 0)
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im3 = mapnik.Image(2,2,mapnik.ImageType.gray16)
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im3.set_pixel(0,0,0)
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im3.set_pixel(0,1,1)
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im3.set_pixel(1,0,2)
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im3.set_pixel(1,1,3)
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eq_(im.compare(im3),3)
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eq_(im.compare(im3,1),2)
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eq_(im.compare(im3,2),1)
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eq_(im.compare(im3,3),0)
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def test_compare_gray32f():
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im = mapnik.Image(2,2,mapnik.ImageType.gray32f)
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im.fill(0.5)
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eq_(im.compare(im), 0)
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im2 = mapnik.Image(2,2,mapnik.ImageType.gray32f)
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im2.fill(0.5)
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eq_(im.compare(im2), 0)
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eq_(im2.compare(im), 0)
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eq_(im.compare(im2, 0, False), 0)
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im3 = mapnik.Image(2,2,mapnik.ImageType.gray32f)
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im3.set_pixel(0,0,0.5)
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im3.set_pixel(0,1,1.5)
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im3.set_pixel(1,0,2.5)
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im3.set_pixel(1,1,3.5)
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eq_(im.compare(im3),3)
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eq_(im.compare(im3,1.0),2)
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eq_(im.compare(im3,2.0),1)
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eq_(im.compare(im3,3.0),0)
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if __name__ == "__main__":
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setup()
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exit(run_all(eval(x) for x in dir() if x.startswith("test_")))
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