mapnik/tests/visual_tests/test.py
2013-03-29 16:47:23 +01:00

252 lines
10 KiB
Python
Executable file

#!/usr/bin/env python
# -*- coding: utf-8 -*-
import mapnik
mapnik.logger.set_severity(mapnik.severity_type.None)
import sys
import os.path
from compare import compare, compare_grids
from time import time
from reporting import Reporting
try:
import json
except ImportError:
import simplejson as json
visual_output_dir = "/tmp/mapnik-visual-images"
defaults = {
'sizes': [(500, 100)],
'scales':[1.0, 2.0],
'agg': True,
'cairo': True,
'grid': False,
}
sizes_many_in_big_range = [(800, 100), (600, 100), (400, 100),
(300, 100), (250, 100), (150, 100), (100, 100)]
sizes_few_square = [(800, 800), (600, 600), (400, 400), (200, 200)]
sizes_many_in_small_range = [(490, 100), (495, 100), (497, 100), (498, 100),
(499, 100), (500, 100), (501, 100), (502, 100), (505, 100), (510, 100)]
default_text_box = mapnik.Box2d(-0.05, -0.01, 0.95, 0.01)
dirname = os.path.dirname(__file__)
text_tests = [
{'name': "list", 'sizes': sizes_many_in_big_range,'bbox':default_text_box},
{'name': "simple", 'sizes': sizes_many_in_big_range,'bbox':default_text_box},
{'name': "lines-1", 'sizes': sizes_few_square,'bbox':default_text_box},
{'name': "lines-2", 'sizes': sizes_few_square,'bbox':default_text_box},
{'name': "lines-3", 'sizes': sizes_few_square,'bbox':default_text_box},
{'name': "lines-4", 'sizes': sizes_few_square,'bbox':default_text_box},
{'name': "lines-5", 'sizes': sizes_few_square,'bbox':default_text_box},
{'name': "lines-6", 'sizes': sizes_few_square,'bbox':default_text_box},
{'name': "formatting", 'bbox':default_text_box},
# https://github.com/mapnik/mapnik/issues/1696
# https://github.com/mapnik/mapnik/issues/1521
# fails with clang++ on os x
#{'name': "lines-shield", 'sizes': sizes_few_square,'bbox':default_text_box},
{'name': "collision", 'sizes':[(600,400)]},
{'name': "text-halo-rasterizer", 'sizes':[(600,400)]},
{'name': "simple-E", 'bbox':default_text_box},
{'name': "simple-NE",'bbox':default_text_box},
{'name': "simple-NW",'bbox':default_text_box},
{'name': "simple-N",'bbox':default_text_box},
{'name': "simple-SE",'bbox':default_text_box},
{'name': "simple-SW",'bbox':default_text_box},
{'name': "simple-S",'bbox':default_text_box},
{'name': "simple-W",'bbox':default_text_box},
{'name': "formatting-1",'bbox':default_text_box},
{'name': "formatting-2",'bbox':default_text_box},
{'name': "formatting-3",'bbox':default_text_box},
{'name': "formatting-4",'bbox':default_text_box},
{'name': "expressionformat",'bbox':default_text_box},
{'name': "shieldsymbolizer-1", 'sizes': sizes_many_in_small_range,'bbox':default_text_box},
{'name': "shieldsymbolizer-2", 'bbox':default_text_box},
{'name': "shieldsymbolizer-3", 'bbox':default_text_box},
{'name': "shieldsymbolizer-4", 'bbox':default_text_box},
{'name': "orientation", 'sizes': [(800, 200)], 'bbox':default_text_box},
{'name': "hb-fontsets", 'sizes': [(800, 200)], 'bbox':default_text_box},
{'name': "charspacing", 'sizes': [(200, 400)], 'bbox':default_text_box},
{'name': "charspacing-lines", 'sizes': [(300, 300)], 'bbox':default_text_box},
{'name': "line_break", 'sizes': [(800, 800)], 'bbox':default_text_box},
{'name': "rtl-point", 'sizes': [(200, 200)],'bbox':default_text_box},
{'name': "jalign-auto", 'sizes': [(200, 200)],'bbox':default_text_box},
{'name': "line-offset", 'sizes':[(900, 250)],'bbox': mapnik.Box2d(-5.192, 50.189, -5.174, 50.195)},
]
tiff_tests = [
{'name': "tiff-alpha-gdal", 'sizes':[(600,400)]},
{'name': "tiff-alpha-broken-assoc-alpha-gdal", 'sizes':[(600,400)]},
{'name': "tiff-alpha-gradient-gdal", 'sizes':[(600,400)]},
{'name': "tiff-nodata-edge-gdal", 'sizes':[(600,400),(969,793)]},
{'name': "tiff-opaque-edge-gdal", 'sizes':[(256,256),(969,793)]},
{'name': "tiff-opaque-edge-gdal2", 'sizes':[(600,400),(969,793)]},
{'name': "tiff-opaque-edge-raster2", 'sizes':[(600,400),(969,793)]},
{'name': "tiff-resampling", 'sizes':[(600,400)]},
# https://github.com/mapnik/mapnik/issues/1622
{'name': "tiff-edge-alignment-gdal1", 'sizes':[(256,256),(255,257)],
'bbox':mapnik.Box2d(-13267022.12540147,4618019.500877209,-13247454.246160466,4637587.380118214)
},
{'name': "tiff-edge-alignment-gdal2", 'sizes':[(256,256),(255,257)],
'bbox':mapnik.Box2d(-13267022.12540147,4598451.621636203,-13247454.246160466,4618019.500877209)
},
# https://github.com/mapnik/mapnik/issues/1520
# commented because these are not critical failures
#{'name': "tiff-alpha-raster", 'sizes':[(600,400)]},
#{'name': "tiff-alpha-broken-assoc-alpha-raster", 'sizes':[(600,400)]},
#{'name': "tiff-nodata-edge-raster", 'sizes':[(600,400)]},
#{'name': "tiff-opaque-edge-raster", 'sizes':[(256,256)]},
]
other_tests = [
{'name': "marker-svg-opacity"},
{'name': "marker-multi-policy", 'sizes':[(600,400)]},
{'name': "marker-on-line", 'sizes':[(600,400)],
'bbox': mapnik.Box2d(-10, 0, 15, 20)},
{'name': "marker-on-line-spacing-eq-width", 'sizes':[(600,400)]},
{'name': "marker-on-line-spacing-eq-width-overlap", 'sizes':[(600,400)]},
{'name': "marker_line_placement_on_points"},
{'name': "marker-with-background-image", 'sizes':[(600,400),(400,600),(257,256)]},
{'name': "marker-with-background-image-and-hsla-transform", 'sizes':[(600,400),(400,600),(257,256)]},
{'name': "marker-on-hex-grid", 'sizes':[(600,400),(400,600),(257,256)]},
{'name': "whole-centroid", 'sizes':[(600,400)],
'bbox': mapnik.Box2d(736908, 4390316, 2060771, 5942346)},
]
files = text_tests + tiff_tests + other_tests
def render_cairo(m, output, scale_factor):
mapnik.render_to_file(m, output, 'ARGB32', scale_factor)
# open and re-save as png8 to save space
new_im = mapnik.Image.open(output)
new_im.save(output, 'png8:m=h')
def render_grid(m, output, scale_factor):
grid = mapnik.Grid(m.width, m.height)
mapnik.render_layer(m, grid, layer=0)
utf1 = grid.encode('utf', resolution=4)
open(output,'wb').write(json.dumps(utf1, indent=1))
renderers = [
{ 'name': 'agg',
'render': lambda m, output, scale_factor: mapnik.render_to_file(m, output, 'png8:m=h', scale_factor),
'compare': lambda actual, reference: compare(actual, reference, alpha=True),
'threshold': 0,
'filetype': 'png',
'dir': 'images'
},
{ 'name': 'cairo',
'render': render_cairo,
'compare': lambda actual, reference: compare(actual, reference, alpha=False),
'threshold': 0,
'filetype': 'png',
'dir': 'images'
},
{ 'name': 'grid',
'render': render_grid,
'compare': lambda actual, reference: compare_grids(actual, reference, alpha=False),
'threshold': 0,
'filetype': 'json',
'dir': 'grids'
}
]
def render(m, config, width, height, scale_factor, reporting):
filename = config['name']
postfix = "%s-%d-%d-%s" % (filename, width, height, scale_factor)
bbox = config.get('bbox')
m.resize(int(width*scale_factor), int(height*scale_factor))
if bbox is not None:
m.zoom_to_box(bbox)
else:
m.zoom_all()
for renderer in renderers:
# TODO - grid renderer does not support scale_factor yet via python
if renderer['name'] == 'grid' and scale_factor != 1.0:
continue
if config.get(renderer['name'], True):
expected = os.path.join(dirname, renderer['dir'], '%s-%s-reference.%s' %
(postfix, renderer['name'], renderer['filetype']))
actual = os.path.join(visual_output_dir, '%s-%s.%s' %
(postfix, renderer['name'], renderer['filetype']))
if not quiet:
print "\"%s\" with %s..." % (postfix, renderer['name']),
try:
start = time()
renderer['render'](m, actual, scale_factor)
render_time = time() - start
if not os.path.exists(expected):
reporting.not_found(actual, expected)
else:
diff = renderer['compare'](actual, expected)
if diff > renderer['threshold']:
reporting.result_fail(actual, expected, diff, render_time)
else:
reporting.result_pass(actual, expected, diff, render_time)
except Exception, e:
reporting.other_error('%s-%s' % (postfix, renderer['name']), repr(e))
if __name__ == "__main__":
if '-q' in sys.argv:
quiet = True
sys.argv.remove('-q')
else:
quiet = False
if '--overwrite' in sys.argv:
overwrite_failures = True
sys.argv.remove('--overwrite')
else:
overwrite_failures = False
if '--no-generate' in sys.argv:
generate = False
sys.argv.remove('--no-generate')
else:
generate = True
if len(sys.argv) == 2:
files = [{"name": sys.argv[1], "sizes": sizes_few_square}]
elif len(sys.argv) > 2:
files = []
for name in sys.argv[1:]:
files.append({"name": name})
if not os.path.exists(visual_output_dir):
os.makedirs(visual_output_dir)
if 'osm' in mapnik.DatasourceCache.plugin_names():
reporting = Reporting(quiet=quiet, generate=generate, overwrite_failures=overwrite_failures)
for f in files:
config = dict(defaults)
config.update(f)
m = mapnik.Map(16, 16)
try:
start = time()
mapnik.load_map(m, os.path.join(dirname, "styles", "%s.xml" % config['name']), False)
except Exception, e:
reporting.load_error(filename, repr(e))
for size in config['sizes']:
for scale_factor in config['scales']:
render(m, config,
size[0],
size[1],
scale_factor,
reporting)
mapnik.save_map(m, os.path.join(dirname, 'xml_output', "%s-out.xml" % config['name']))
sys.exit(reporting.summary())
else:
print "OSM plugin required"