294 lines
12 KiB
Python
Executable file
294 lines
12 KiB
Python
Executable file
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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import mapnik
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mapnik.logger.set_severity(mapnik.severity_type.None)
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import sys
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import os.path
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from compare import compare, compare_grids
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try:
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import json
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except ImportError:
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import simplejson as json
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visual_output_dir = "/tmp/mapnik-visual-images"
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defaults = {
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'sizes': [(500, 100)],
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'scales':[1.0,2.0],
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'agg': True,
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'cairo': True,
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'grid': True,
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}
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sizes_many_in_big_range = [(800, 100), (600, 100), (400, 100),
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(300, 100), (250, 100), (150, 100), (100, 100)]
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sizes_few_square = [(800, 800), (600, 600), (400, 400), (200, 200)]
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sizes_many_in_small_range = [(490, 100), (495, 100), (497, 100), (498, 100),
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(499, 100), (500, 100), (501, 100), (502, 100), (505, 100), (510, 100)]
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default_text_box = mapnik.Box2d(-0.05, -0.01, 0.95, 0.01)
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dirname = os.path.dirname(__file__)
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files = [
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{'name': "list", 'sizes': sizes_many_in_big_range,'bbox':default_text_box},
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{'name': "simple", 'sizes': sizes_many_in_big_range,'bbox':default_text_box},
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{'name': "lines-1", 'sizes': sizes_few_square,'bbox':default_text_box},
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{'name': "lines-2", 'sizes': sizes_few_square,'bbox':default_text_box},
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{'name': "lines-3", 'sizes': sizes_few_square,'bbox':default_text_box},
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# https://github.com/mapnik/mapnik/issues/1696
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# https://github.com/mapnik/mapnik/issues/1521
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# fails with clang++ on os x
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#{'name': "lines-shield", 'sizes': sizes_few_square,'bbox':default_text_box},
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{'name': "collision", 'sizes':[(600,400)]},
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{'name': "marker-svg-opacity"},
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{'name': "marker-multi-policy", 'sizes':[(600,400)]},
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{'name': "marker-on-line", 'sizes':[(600,400)],
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'bbox': mapnik.Box2d(-10, 0, 15, 20)},
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{'name': "marker-on-line-spacing-eq-width", 'sizes':[(600,400)]},
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{'name': "marker-on-line-spacing-eq-width-overlap", 'sizes':[(600,400)]},
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{'name': "marker_line_placement_on_points"},
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{'name': "marker-with-background-image", 'sizes':[(600,400),(400,600),(257,256)]},
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#{'name': "marker-with-background-image-and-hsla-transform", 'sizes':[(600,400),(400,600),(257,256)]},
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{'name': "marker-on-hex-grid", 'sizes':[(600,400),(400,600),(257,256)]},
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{'name': "whole-centroid", 'sizes':[(600,400)],
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'bbox': mapnik.Box2d(736908, 4390316, 2060771, 5942346)},
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{'name': "text-halo-rasterizer", 'sizes':[(600,400)]},
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{'name': "simple-E", 'bbox':mapnik.Box2d(-0.05, -0.01, 0.95, 0.01)},
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{'name': "simple-NE",'bbox':default_text_box},
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{'name': "simple-NW",'bbox':default_text_box},
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{'name': "simple-N",'bbox':default_text_box},
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{'name': "simple-SE",'bbox':default_text_box},
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{'name': "simple-SW",'bbox':default_text_box},
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{'name': "simple-S",'bbox':default_text_box},
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{'name': "simple-W",'bbox':default_text_box},
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{'name': "formatting-1",'bbox':default_text_box},
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{'name': "formatting-2",'bbox':default_text_box},
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{'name': "formatting-3",'bbox':default_text_box},
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{'name': "formatting-4",'bbox':default_text_box},
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{'name': "expressionformat",'bbox':default_text_box},
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{'name': "shieldsymbolizer-1", 'sizes': sizes_many_in_small_range,'bbox':default_text_box},
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{'name': "rtl-point", 'sizes': [(200, 200)],'bbox':default_text_box},
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{'name': "jalign-auto", 'sizes': [(200, 200)],'bbox':default_text_box},
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{'name': "line-offset", 'sizes':[(900, 250)],'bbox': mapnik.Box2d(-5.192, 50.189, -5.174, 50.195)},
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{'name': "tiff-alpha-gdal", 'sizes':[(600,400)]},
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{'name': "tiff-alpha-broken-assoc-alpha-gdal", 'sizes':[(600,400)]},
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{'name': "tiff-alpha-gradient-gdal", 'sizes':[(600,400)]},
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{'name': "tiff-nodata-edge-gdal", 'sizes':[(600,400),(969,793)]},
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{'name': "tiff-opaque-edge-gdal", 'sizes':[(256,256),(969,793)]},
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{'name': "tiff-opaque-edge-gdal2", 'sizes':[(600,400),(969,793)]},
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{'name': "tiff-opaque-edge-raster2", 'sizes':[(600,400),(969,793)]},
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{'name': "tiff-resampling", 'sizes':[(600,400)]},
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# https://github.com/mapnik/mapnik/issues/1622
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{'name': "tiff-edge-alignment-gdal1", 'sizes':[(256,256),(255,257)],
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'bbox':mapnik.Box2d(-13267022.12540147,4618019.500877209,-13247454.246160466,4637587.380118214)
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},
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{'name': "tiff-edge-alignment-gdal2", 'sizes':[(256,256),(255,257)],
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'bbox':mapnik.Box2d(-13267022.12540147,4598451.621636203,-13247454.246160466,4618019.500877209)
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},
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# https://github.com/mapnik/mapnik/issues/1520
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# commented because these are not critical failures
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#{'name': "tiff-alpha-raster", 'sizes':[(600,400)]},
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#{'name': "tiff-alpha-broken-assoc-alpha-raster", 'sizes':[(600,400)]},
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#{'name': "tiff-nodata-edge-raster", 'sizes':[(600,400)]},
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#{'name': "tiff-opaque-edge-raster", 'sizes':[(256,256)]},
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]
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class Reporting:
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DIFF = 1
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NOT_FOUND = 2
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OTHER = 3
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REPLACE = 4
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def __init__(self, quiet, generate = False, overwrite_failures = False):
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self.quiet = quiet
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self.passed = 0
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self.failed = 0
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self.generate = generate
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self.overwrite_failures = overwrite_failures
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self.errors = [ #(type, actual, expected, diff, message)
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]
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def result_fail(self, actual, expected, diff):
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self.failed += 1
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if self.quiet:
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sys.stderr.write('\x1b[31m.\x1b[0m')
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else:
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print '\x1b[31m✘\x1b[0m (\x1b[34m%u different pixels\x1b[0m)' % diff
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if self.generate:
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self.errors.append((self.REPLACE, actual, expected, diff, None))
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contents = open(actual, 'r').read()
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open(expected, 'wb').write(contents)
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else:
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self.errors.append((self.DIFF, actual, expected, diff, None))
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def result_pass(self, actual, expected, diff):
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self.passed += 1
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if self.quiet:
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sys.stderr.write('\x1b[32m.\x1b[0m')
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else:
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print '\x1b[32m✓\x1b[0m'
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def not_found(self, actual, expected):
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self.failed += 1
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self.errors.append((self.NOT_FOUND, actual, expected, 0, None))
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if self.quiet:
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sys.stderr.write('\x1b[33m.\x1b[0m')
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else:
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print '\x1b[33m?\x1b[0m (\x1b[34mReference file not found\x1b[0m)'
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if self.generate:
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contents = open(actual, 'r').read()
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open(expected, 'wb').write(contents)
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def other_error(self, expected, message):
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self.failed += 1
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self.errors.append((self.OTHER, None, expected, 0, message))
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if self.quiet:
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sys.stderr.write('\x1b[31m.\x1b[0m')
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else:
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print '\x1b[31m✘\x1b[0m (\x1b[34m%s\x1b[0m)' % message
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def summary(self, generate=False):
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if len(self.errors) == 0:
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print '\nAll %s visual tests passed: \x1b[1;32m✓ \x1b[0m' % self.passed
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return 0
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print "\nVisual rendering: %s failed / %s passed" % (len(self.errors), self.passed)
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for idx, error in enumerate(self.errors):
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if error[0] == self.OTHER:
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print str(idx+1) + ") \x1b[31mfailure to run test:\x1b[0m %s" % error[2]
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elif error[0] == self.NOT_FOUND:
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if self.generate:
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print str(idx+1) + ") Generating reference image: '%s'" % error[2]
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else:
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print str(idx+1) + ")Could not verify %s: No reference image found!" % error[1]
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continue
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elif error[0] == self.DIFF:
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print str(idx+1) + ") \x1b[34m%s different pixels\x1b[0m:\n\t%s (\x1b[31mactual\x1b[0m)\n\t%s (\x1b[32mexpected\x1b[0m)" % (error[3], error[1], error[2])
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elif error[0] == self.REPLACE:
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print str(idx+1) + ") \x1b[31mreplaced reference with new version:\x1b[0m %s" % error[2]
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return 1
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def render_cairo(m, output, scale_factor):
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mapnik.render_to_file(m, output, 'ARGB32', scale_factor)
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# open and re-save as png8 to save space
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new_im = mapnik.Image.open(output)
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new_im.save(output, 'png8:m=h')
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def render_grid(m, output, scale_factor):
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grid = mapnik.Grid(m.width, m.height)
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mapnik.render_layer(m, grid, layer=0)
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utf1 = grid.encode('utf', resolution=4)
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open(output,'wb').write(json.dumps(utf1, indent=1))
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renderers = [
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{ 'name': 'agg',
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'render': lambda m, output, scale_factor: mapnik.render_to_file(m, output, 'png8:m=h', scale_factor),
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'compare': lambda actual, reference: compare(actual, reference, alpha=True),
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'threshold': 0,
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'filetype': 'png',
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'dir': 'images'
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},
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{ 'name': 'cairo',
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'render': render_cairo,
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'compare': lambda actual, reference: compare(actual, reference, alpha=False),
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'threshold': 0,
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'filetype': 'png',
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'dir': 'images'
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},
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{ 'name': 'grid',
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'render': render_grid,
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'compare': lambda actual, reference: compare_grids(actual, reference, alpha=False),
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'threshold': 0,
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'filetype': 'json',
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'dir': 'grids'
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}
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]
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def render(config, width, height, bbox, scale_factor, reporting):
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filename = config['name']
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m = mapnik.Map(width, height)
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postfix = "%s-%d-%d-%s" % (filename, width, height, scale_factor)
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try:
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mapnik.load_map(m, os.path.join(dirname, "styles", "%s.xml" % filename), False)
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if bbox is not None:
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m.zoom_to_box(bbox)
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else:
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m.zoom_all()
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except Exception, e:
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reporting.other_error(filename, repr(e))
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return m
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for renderer in renderers:
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# TODO - grid renderer does not support scale_factor yet via python
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if renderer['name'] == 'grid' and scale_factor != 1.0:
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continue
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if config.get(renderer['name'], True):
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expected = os.path.join(dirname, renderer['dir'], '%s-%s-reference.%s' %
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(postfix, renderer['name'], renderer['filetype']))
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actual = os.path.join(visual_output_dir, '%s-%s.%s' %
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(postfix, renderer['name'], renderer['filetype']))
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if not quiet:
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print "\"%s\" with %s..." % (postfix, renderer['name']),
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try:
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renderer['render'](m, actual, scale_factor)
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if not os.path.exists(expected):
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reporting.not_found(actual, expected)
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else:
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diff = renderer['compare'](actual, expected)
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if diff > renderer['threshold']:
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reporting.result_fail(actual, expected, diff)
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else:
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reporting.result_pass(actual, expected, diff)
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except Exception, e:
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reporting.other_error(expected, repr(e))
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return m
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if __name__ == "__main__":
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if '-q' in sys.argv:
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quiet = True
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sys.argv.remove('-q')
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else:
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quiet = False
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if '--overwrite' in sys.argv:
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overwrite_failures = True
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sys.argv.remove('--overwrite')
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else:
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overwrite_failures = False
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if len(sys.argv) == 2:
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files = [{"name": sys.argv[1], "sizes": sizes_few_square}]
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elif len(sys.argv) > 2:
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files = []
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for name in sys.argv[1:]:
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files.append({"name": name})
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if not os.path.exists(visual_output_dir):
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os.makedirs(visual_output_dir)
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if 'osm' in mapnik.DatasourceCache.plugin_names():
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reporting = Reporting(quiet, overwrite_failures)
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for f in files:
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config = dict(defaults)
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config.update(f)
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for size in config['sizes']:
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for scale_factor in config['scales']:
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m = render(config,
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size[0],
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size[1],
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config.get('bbox'),
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scale_factor,
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reporting)
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mapnik.save_map(m, os.path.join(dirname, 'xml_output', "%s-out.xml" % config['name']))
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sys.exit(reporting.summary(generate=True))
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else:
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print "OSM plugin required"
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