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#!/usr/bin/env python
# -*- coding: utf-8 -*-
import os
from nose.tools import *
from utilities import execution_path
from utilities import Todo
import tempfile
import mapnik
def setup():
# All of the paths used are relative, if we run the tests
# from another directory we need to chdir()
os.chdir(execution_path('.'))
def test_line_pattern():
s = mapnik.LinePatternSymbolizer(mapnik.PathExpression('../data/images/dummy.png'))
eq_(s.filename, '../data/images/dummy.png')
eq_(s.smooth,0.0)
eq_(s.transform,'')
eq_(s.comp_op,mapnik.CompositeOp.src_over)
eq_(s.clip,True)
def test_line_symbolizer():
s = mapnik.LineSymbolizer()
eq_(s.rasterizer, mapnik.line_rasterizer.FULL)
eq_(s.smooth,0.0)
eq_(s.comp_op,mapnik.CompositeOp.src_over)
eq_(s.clip,True)
eq_(s.stroke.width, 1)
eq_(s.stroke.opacity, 1)
eq_(s.stroke.color, mapnik.Color('black'))
eq_(s.stroke.line_cap, mapnik.line_cap.BUTT_CAP)
eq_(s.stroke.line_join, mapnik.line_join.MITER_JOIN)
l = mapnik.LineSymbolizer(mapnik.Color('blue'), 5.0)
eq_(l.stroke.width, 5)
eq_(l.stroke.opacity, 1)
eq_(l.stroke.color, mapnik.Color('blue'))
eq_(l.stroke.line_cap, mapnik.line_cap.BUTT_CAP)
eq_(l.stroke.line_join, mapnik.line_join.MITER_JOIN)
s = mapnik.Stroke(mapnik.Color('blue'), 5.0)
l = mapnik.LineSymbolizer(s)
eq_(l.stroke.width, 5)
eq_(l.stroke.opacity, 1)
eq_(l.stroke.color, mapnik.Color('blue'))
eq_(l.stroke.line_cap, mapnik.line_cap.BUTT_CAP)
eq_(l.stroke.line_join, mapnik.line_join.MITER_JOIN)
def test_line_symbolizer_stroke_reference():
l = mapnik.LineSymbolizer(mapnik.Color('green'),0.1)
l.stroke.add_dash(.1,.1)
l.stroke.add_dash(.1,.1)
eq_(l.stroke.get_dashes(), [(.1,.1),(.1,.1)])
eq_(l.stroke.color,mapnik.Color('green'))
eq_(l.stroke.opacity,1.0)
assert_almost_equal(l.stroke.width,0.1)
# https://github.com/mapnik/mapnik/issues/1427
def test_stroke_dash_api():
stroke = mapnik.Stroke()
dashes = [(1.0,1.0)]
stroke.dasharray = dashes
eq_(stroke.dasharray, dashes)
stroke.add_dash(.1,.1)
dashes.append((.1,.1))
eq_(stroke.dasharray, dashes)
def test_text_symbolizer():
s = mapnik.TextSymbolizer()
eq_(s.comp_op,mapnik.CompositeOp.src_over)
eq_(s.clip,True)
# https://github.com/mapnik/mapnik/issues/1420
eq_(s.text_transform, mapnik.text_transform.NONE)
# https://github.com/mapnik/mapnik/issues/1427
eq_(s.wrap_char,ord(' '))
eq_(s.wrap_character,ord(' '))
s.wrap_char = ord('\n')
eq_(s.wrap_char,ord('\n'))
eq_(s.wrap_character,ord('\n'))
eq_(s.format.wrap_character,ord('\n'))
s.wrap_character = ord('\r')
eq_(s.wrap_char,ord('\r'))
eq_(s.wrap_character,ord('\r'))
eq_(s.format.wrap_character,ord('\r'))
s.format.wrap_character = ord(' ')
eq_(s.wrap_char,ord(' '))
eq_(s.wrap_character,ord(' '))
eq_(s.format.wrap_character,ord(' '))
# old args required method
ts = mapnik.TextSymbolizer(mapnik.Expression('[Field_Name]'), 'Font Name', 8, mapnik.Color('black'))
# eq_(str(ts.name), str(mapnik2.Expression('[Field_Name]'))) name field is no longer supported
eq_(ts.format.face_name, 'Font Name')
eq_(ts.format.text_size, 8)
eq_(ts.format.fill, mapnik.Color('black'))
eq_(ts.properties.label_placement, mapnik.label_placement.POINT_PLACEMENT)
eq_(ts.properties.horizontal_alignment, mapnik.horizontal_alignment.AUTO)
def test_shield_symbolizer_init():
s = mapnik.ShieldSymbolizer(mapnik.Expression('[Field Name]'), 'DejaVu Sans Bold', 6, mapnik.Color('#000000'), mapnik.PathExpression('../data/images/dummy.png'))
eq_(s.comp_op,mapnik.CompositeOp.src_over)
eq_(s.clip,True)
eq_(s.displacement, (0.0,0.0))
eq_(s.allow_overlap, False)
eq_(s.avoid_edges, False)
eq_(s.character_spacing,0)
#eq_(str(s.name), str(mapnik2.Expression('[Field Name]'))) name field is no longer supported
eq_(s.face_name, 'DejaVu Sans Bold')
eq_(s.allow_overlap, False)
eq_(s.fill, mapnik.Color('#000000'))
eq_(s.force_odd_labels, False)
eq_(s.halo_fill, mapnik.Color('rgb(255,255,255)'))
eq_(s.halo_radius, 0)
eq_(s.label_placement, mapnik.label_placement.POINT_PLACEMENT)
eq_(s.minimum_distance, 0.0)
eq_(s.text_ratio, 0)
eq_(s.text_size, 6)
eq_(s.wrap_width, 0)
eq_(s.vertical_alignment, mapnik.vertical_alignment.AUTO)
eq_(s.label_spacing, 0)
eq_(s.label_position_tolerance, 0)
# 22.5 * M_PI/180.0 initialized by default
assert_almost_equal(s.max_char_angle_delta, 0.39269908169872414)
eq_(s.wrap_character, ' ')
eq_(s.text_transform, mapnik.text_transform.NONE)
eq_(s.line_spacing, 0)
eq_(s.character_spacing, 0)
# r1341
eq_(s.wrap_before, False)
eq_(s.horizontal_alignment, mapnik.horizontal_alignment.AUTO)
eq_(s.justify_alignment, mapnik.justify_alignment.AUTO)
eq_(s.opacity, 1.0)
# r2300
eq_(s.minimum_padding, 0.0)
# was mixed with s.opacity
eq_(s.text_opacity, 1.0)
eq_(s.shield_displacement, (0.0,0.0))
# TODO - the pattern in bindings seems to be to get/set
# strings for PathExpressions... should we pass objects?
eq_(s.filename, '../data/images/dummy.png')
# 11c34b1: default transform list is empty, not identity matrix
eq_(s.transform, '')
eq_(s.fontset, None)
# ShieldSymbolizer missing image file
# images paths are now PathExpressions are evaluated at runtime
# so it does not make sense to throw...
#@raises(RuntimeError)
#def test_shieldsymbolizer_missing_image():
# s = mapnik.ShieldSymbolizer(mapnik.Expression('[Field Name]'), 'DejaVu Sans Bold', 6, mapnik.Color('#000000'), mapnik.PathExpression('../#data/images/broken.png'))
def test_shield_symbolizer_modify():
s = mapnik.ShieldSymbolizer(mapnik.Expression('[Field Name]'), 'DejaVu Sans Bold', 6, mapnik.Color('#000000'), mapnik.PathExpression('../data/images/dummy.png'))
# transform expression
def check_transform(expr, expect_str=None):
s.transform = expr
eq_(s.transform, expr if expect_str is None else expect_str)
check_transform("matrix(1 2 3 4 5 6)", "matrix(1.0, 2.0, 3.0, 4.0, 5.0, 6.0)")
check_transform("matrix(1, 2, 3, 4, 5, 6 +7)", "matrix(1, 2, 3, 4, 5, (6+7))")
check_transform("rotate([a])")
check_transform("rotate([a] -2)", "rotate(([a]-2))")
check_transform("rotate([a] -2 -3)", "rotate([a], -2.0, -3.0)")
check_transform("rotate([a] -2 -3 -4)", "rotate(((([a]-2)-3)-4))")
check_transform("rotate([a] -2, 3, 4)", "rotate(([a]-2), 3, 4)")
check_transform("translate([tx]) rotate([a])")
check_transform("scale([sx], [sy]/2)")
# TODO check expected failures
def test_point_symbolizer():
p = mapnik.PointSymbolizer()
eq_(p.filename,'')
eq_(p.transform,'')
eq_(p.opacity,1.0)
eq_(p.allow_overlap,False)
eq_(p.ignore_placement,False)
eq_(p.comp_op,mapnik.CompositeOp.src_over)
eq_(p.placement, mapnik.point_placement.CENTROID)
p = mapnik.PointSymbolizer(mapnik.PathExpression("../data/images/dummy.png"))
p.allow_overlap = True
p.opacity = 0.5
p.ignore_placement = True
p.placement = mapnik.point_placement.INTERIOR
eq_(p.allow_overlap, True)
eq_(p.opacity, 0.5)
eq_(p.filename,'../data/images/dummy.png')
eq_(p.ignore_placement,True)
eq_(p.placement, mapnik.point_placement.INTERIOR)
def test_markers_symbolizer():
p = mapnik.MarkersSymbolizer()
eq_(p.allow_overlap, False)
eq_(p.opacity,1.0)
eq_(p.fill_opacity,None)
eq_(p.filename,'shape://ellipse')
eq_(p.placement,mapnik.marker_placement.POINT_PLACEMENT)
eq_(p.fill,None)
eq_(p.ignore_placement,False)
eq_(p.spacing,100)
eq_(p.max_error,0.2)
eq_(p.width,None)
eq_(p.height,None)
eq_(p.transform,'')
eq_(p.clip,True)
eq_(p.comp_op,mapnik.CompositeOp.src_over)
p.width = mapnik.Expression('12')
p.height = mapnik.Expression('12')
eq_(str(p.width),'12')
eq_(str(p.height),'12')
p.width = mapnik.Expression('[field] + 2')
p.height = mapnik.Expression('[field] + 2')
eq_(str(p.width),'([field]+2)')
eq_(str(p.height),'([field]+2)')
stroke = mapnik.Stroke()
stroke.color = mapnik.Color('black')
stroke.width = 1.0
p.stroke = stroke
p.fill = mapnik.Color('white')
p.allow_overlap = True
p.opacity = 0.5
p.fill_opacity = 0.5
eq_(p.allow_overlap, True)
eq_(p.opacity, 0.5)
eq_(p.fill_opacity, 0.5)
#https://github.com/mapnik/mapnik/issues/1285
#https://github.com/mapnik/mapnik/issues/1427
p.marker_type = 'arrow'
eq_(p.marker_type,'shape://arrow')
eq_(p.filename,'shape://arrow')
# PointSymbolizer missing image file
# images paths are now PathExpressions are evaluated at runtime
# so it does not make sense to throw...
#@raises(RuntimeError)
#def test_pointsymbolizer_missing_image():
# p = mapnik.PointSymbolizer(mapnik.PathExpression("../data/images/broken.png"))
def test_polygon_symbolizer():
p = mapnik.PolygonSymbolizer()
eq_(p.smooth,0.0)
eq_(p.comp_op,mapnik.CompositeOp.src_over)
eq_(p.clip,True)
eq_(p.fill, mapnik.Color('gray'))
eq_(p.fill_opacity, 1)
p = mapnik.PolygonSymbolizer(mapnik.Color('blue'))
eq_(p.fill, mapnik.Color('blue'))
eq_(p.fill_opacity, 1)
def test_building_symbolizer_init():
p = mapnik.BuildingSymbolizer()
eq_(p.fill, mapnik.Color('gray'))
eq_(p.fill_opacity, 1)
eq_(p.height,None)
def test_stroke_init():
s = mapnik.Stroke()
eq_(s.width, 1)
eq_(s.opacity, 1)
eq_(s.color, mapnik.Color('black'))
eq_(s.line_cap, mapnik.line_cap.BUTT_CAP)
eq_(s.line_join, mapnik.line_join.MITER_JOIN)
eq_(s.gamma,1.0)
s = mapnik.Stroke(mapnik.Color('blue'), 5.0)
s.gamma = .5
eq_(s.width, 5)
eq_(s.opacity, 1)
eq_(s.color, mapnik.Color('blue'))
eq_(s.gamma, .5)
eq_(s.line_cap, mapnik.line_cap.BUTT_CAP)
eq_(s.line_join, mapnik.line_join.MITER_JOIN)
def test_stroke_dash_arrays():
s = mapnik.Stroke()
s.add_dash(1,2)
s.add_dash(3,4)
s.add_dash(5,6)
eq_(s.get_dashes(), [(1,2),(3,4),(5,6)])
def test_map_init():
m = mapnik.Map(256, 256)
eq_(m.width, 256)
eq_(m.height, 256)
eq_(m.srs, '+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs')
eq_(m.base, '')
eq_(m.maximum_extent, None)
m = mapnik.Map(256, 256, '+proj=latlong')
eq_(m.srs, '+proj=latlong')
def test_map_maximum_extent_modification():
m = mapnik.Map(256, 256)
eq_(m.maximum_extent, None)
m.maximum_extent = mapnik.Box2d()
eq_(m.maximum_extent, mapnik.Box2d())
m.maximum_extent = None
eq_(m.maximum_extent, None)
# Map initialization from string
def test_map_init_from_string():
map_string = '''<Map background-color="steelblue" base="./" srs="+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs">
<Style name="My Style">
<Rule>
<PolygonSymbolizer fill="#f2eff9"/>
<LineSymbolizer stroke="rgb(50%,50%,50%)" stroke-width="0.1"/>
</Rule>
</Style>
<Layer name="boundaries">
<StyleName>My Style</StyleName>
<Datasource>
<Parameter name="type">shape</Parameter>
<Parameter name="file">../../demo/data/boundaries</Parameter>
</Datasource>
</Layer>
</Map>'''
m = mapnik.Map(600, 300)
eq_(m.base, '')
try:
mapnik.load_map_from_string(m, map_string)
eq_(m.base, './')
mapnik.load_map_from_string(m, map_string, False, "") # this "" will have no effect
eq_(m.base, './')
tmp_dir = tempfile.gettempdir()
try:
mapnik.load_map_from_string(m, map_string, False, tmp_dir)
except RuntimeError:
pass # runtime error expected because shapefile path should be wrong and datasource will throw
eq_(m.base, tmp_dir) # tmp_dir will be set despite the exception because load_map mostly worked
m.base = 'foo'
mapnik.load_map_from_string(m, map_string, True, ".")
eq_(m.base, '.')
except RuntimeError, e:
# only test datasources that we have installed
if not 'Could not create datasource' in str(e):
raise RuntimeError(e)
# Color initialization
@raises(Exception) # Boost.Python.ArgumentError
def test_color_init_errors():
c = mapnik.Color()
@raises(RuntimeError)
def test_color_init_errors():
c = mapnik.Color('foo') # mapnik config
def test_color_init():
c = mapnik.Color('blue')
eq_(c.a, 255)
eq_(c.r, 0)
eq_(c.g, 0)
eq_(c.b, 255)
eq_(c.to_hex_string(), '#0000ff')
c = mapnik.Color('#f2eff9')
eq_(c.a, 255)
eq_(c.r, 242)
eq_(c.g, 239)
eq_(c.b, 249)
eq_(c.to_hex_string(), '#f2eff9')
c = mapnik.Color('rgb(50%,50%,50%)')
eq_(c.a, 255)
eq_(c.r, 128)
eq_(c.g, 128)
eq_(c.b, 128)
eq_(c.to_hex_string(), '#808080')
c = mapnik.Color(0, 64, 128)
eq_(c.a, 255)
eq_(c.r, 0)
eq_(c.g, 64)
eq_(c.b, 128)
eq_(c.to_hex_string(), '#004080')
c = mapnik.Color(0, 64, 128, 192)
eq_(c.a, 192)
eq_(c.r, 0)
eq_(c.g, 64)
eq_(c.b, 128)
eq_(c.to_hex_string(), '#004080c0')
def test_color_equality():
c1 = mapnik.Color('blue')
c2 = mapnik.Color(0,0,255)
c3 = mapnik.Color('black')
c3.r = 0
c3.g = 0
c3.b = 255
c3.a = 255
eq_(c1, c2)
eq_(c1, c3)
c1 = mapnik.Color(0, 64, 128)
c2 = mapnik.Color(0, 64, 128)
c3 = mapnik.Color(0, 0, 0)
c3.r = 0
c3.g = 64
c3.b = 128
eq_(c1, c2)
eq_(c1, c3)
c1 = mapnik.Color(0, 64, 128, 192)
c2 = mapnik.Color(0, 64, 128, 192)
c3 = mapnik.Color(0, 0, 0, 255)
c3.r = 0
c3.g = 64
c3.b = 128
c3.a = 192
eq_(c1, c2)
eq_(c1, c3)
c1 = mapnik.Color('rgb(50%,50%,50%)')
c2 = mapnik.Color(128, 128, 128, 255)
c3 = mapnik.Color('#808080')
c4 = mapnik.Color('gray')
eq_(c1, c2)
eq_(c1, c3)
eq_(c1, c4)
c1 = mapnik.Color('hsl(0, 100%, 50%)') # red
c2 = mapnik.Color('hsl(120, 100%, 50%)') # lime
c3 = mapnik.Color('hsla(240, 100%, 50%, 0.5)') # semi-transparent solid blue
eq_(c1, mapnik.Color('red'))
eq_(c2, mapnik.Color('lime'))
eq_(c3, mapnik.Color(0,0,255,128))
def test_rule_init():
min_scale = 5
max_scale = 10
r = mapnik.Rule()
eq_(r.name, '')
eq_(r.min_scale, 0)
eq_(r.max_scale, float('inf'))
eq_(r.has_else(), False)
eq_(r.has_also(), False)
r = mapnik.Rule()
r.set_else(True)
eq_(r.has_else(), True)
eq_(r.has_also(), False)
r = mapnik.Rule()
r.set_also(True)
eq_(r.has_else(), False)
eq_(r.has_also(), True)
r = mapnik.Rule("Name")
eq_(r.name, 'Name')
eq_(r.min_scale, 0)
eq_(r.max_scale, float('inf'))
eq_(r.has_else(), False)
eq_(r.has_also(), False)
r = mapnik.Rule("Name")
eq_(r.name, 'Name')
eq_(r.min_scale, 0)
eq_(r.max_scale, float('inf'))
eq_(r.has_else(), False)
eq_(r.has_also(), False)
r = mapnik.Rule("Name", min_scale)
eq_(r.name, 'Name')
eq_(r.min_scale, min_scale)
eq_(r.max_scale, float('inf'))
eq_(r.has_else(), False)
eq_(r.has_also(), False)
r = mapnik.Rule("Name", min_scale, max_scale)
eq_(r.name, 'Name')
eq_(r.min_scale, min_scale)
eq_(r.max_scale, max_scale)
eq_(r.has_else(), False)
eq_(r.has_also(), False)
if __name__ == "__main__":
setup()
[eval(run)() for run in dir() if 'test_' in run]
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