a513d3f97d
+ python: remove redundent 'instance' method (mapnik.DatasourceCache)
+ python: reflect plugin_directories method
+ tests: update python usage
TODO: consider using similar approach in FontEngine etc..
TODO: consider returning reference from singleton::instance() to
safeguard from accidental deleting a 'singleton' pointer
89 lines
3.7 KiB
Python
89 lines
3.7 KiB
Python
#coding=utf8
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import os
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import mapnik
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from utilities import execution_path
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from nose.tools import *
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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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if 'shape' in mapnik.DatasourceCache.plugin_names():
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@raises(RuntimeError)
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def test_zoom_all_will_fail():
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m = mapnik.Map(512,512)
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mapnik.load_map(m,'../data/good_maps/wgs842merc_reprojection.xml')
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m.zoom_all()
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def test_zoom_all_will_work_with_max_extent():
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m = mapnik.Map(512,512)
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mapnik.load_map(m,'../data/good_maps/wgs842merc_reprojection.xml')
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merc_bounds = mapnik.Box2d(-20037508.34,-20037508.34,20037508.34,20037508.34)
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m.maximum_extent = merc_bounds
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m.zoom_all()
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eq_(m.envelope(),merc_bounds)
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m = mapnik.Map(512,512)
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mapnik.load_map(m,'../data/good_maps/wgs842merc_reprojection.xml')
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merc_bounds = mapnik.Box2d(-20037508.34,-20037508.34,20037508.34,20037508.34)
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m.zoom_to_box(merc_bounds)
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eq_(m.envelope(),merc_bounds)
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def test_visual_zoom_all_rendering1():
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m = mapnik.Map(512,512)
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mapnik.load_map(m,'../data/good_maps/wgs842merc_reprojection.xml')
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merc_bounds = mapnik.Box2d(-20037508.34,-20037508.34,20037508.34,20037508.34)
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m.maximum_extent = merc_bounds
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m.zoom_all()
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im = mapnik.Image(512,512)
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mapnik.render(m,im)
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actual = '/tmp/mapnik-wgs842merc-reprojection-render.png'
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expected = 'images/support/mapnik-wgs842merc-reprojection-render.png'
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im.save(actual)
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expected_im = mapnik.Image.open(expected)
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eq_(im.tostring(),expected_im.tostring(), 'failed comparing actual (%s) and expected (%s)' % (actual,'tests/python_tests/'+ expected))
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def test_visual_zoom_all_rendering2():
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m = mapnik.Map(512,512)
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mapnik.load_map(m,'../data/good_maps/merc2wgs84_reprojection.xml')
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m.zoom_all()
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im = mapnik.Image(512,512)
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mapnik.render(m,im)
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actual = '/tmp/mapnik-merc2wgs84-reprojection-render.png'
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expected = 'images/support/mapnik-merc2wgs84-reprojection-render.png'
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im.save(actual)
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expected_im = mapnik.Image.open(expected)
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eq_(im.tostring(),expected_im.tostring(), 'failed comparing actual (%s) and expected (%s)' % (actual,'tests/python_tests/'+ expected))
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# maximum-extent read from map.xml
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def test_visual_zoom_all_rendering3():
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m = mapnik.Map(512,512)
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mapnik.load_map(m,'../data/good_maps/bounds_clipping.xml')
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m.zoom_all()
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im = mapnik.Image(512,512)
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mapnik.render(m,im)
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actual = '/tmp/mapnik-merc2merc-reprojection-render1.png'
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expected = 'images/support/mapnik-merc2merc-reprojection-render1.png'
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im.save(actual)
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expected_im = mapnik.Image.open(expected)
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eq_(im.tostring(),expected_im.tostring(), 'failed comparing actual (%s) and expected (%s)' % (actual,'tests/python_tests/'+ expected))
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# no maximum-extent
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def test_visual_zoom_all_rendering4():
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m = mapnik.Map(512,512)
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mapnik.load_map(m,'../data/good_maps/bounds_clipping.xml')
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m.maximum_extent = None
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m.zoom_all()
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im = mapnik.Image(512,512)
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mapnik.render(m,im)
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actual = '/tmp/mapnik-merc2merc-reprojection-render2.png'
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expected = 'images/support/mapnik-merc2merc-reprojection-render2.png'
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im.save(actual)
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expected_im = mapnik.Image.open(expected)
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eq_(im.tostring(),expected_im.tostring(), 'failed comparing actual (%s) and expected (%s)' % (actual,'tests/python_tests/'+ expected))
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if __name__ == "__main__":
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setup()
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[eval(run)() for run in dir() if 'test_' in run]
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