642 lines
17 KiB
Python
642 lines
17 KiB
Python
#!/usr/bin/env python
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# -*- coding: utf-8 -*-
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import os
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from nose.tools import *
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from utilities import execution_path
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from utilities import Todo
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import tempfile
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import mapnik
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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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# Tests that exercise the functionality of Mapnik classes.
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# LineSymbolizer initialization
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def test_line_symbolizer_init():
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s = mapnik.LineSymbolizer()
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eq_(s.rasterizer, mapnik.line_rasterizer.FULL)
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# ShieldSymbolizer initialization
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def test_shieldsymbolizer_init():
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s = mapnik.ShieldSymbolizer(mapnik.Expression('[Field Name]'), 'DejaVu Sans Bold', 6, mapnik.Color('#000000'), mapnik.PathExpression('../data/images/dummy.png'))
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eq_(s.displacement, (0.0,0.0))
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eq_(s.allow_overlap, False)
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eq_(s.avoid_edges, False)
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eq_(s.character_spacing,0)
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#eq_(str(s.name), str(mapnik2.Expression('[Field Name]'))) name field is no longer supported
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eq_(s.face_name, 'DejaVu Sans Bold')
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eq_(s.allow_overlap, False)
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eq_(s.fill, mapnik.Color('#000000'))
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eq_(s.force_odd_labels, False)
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eq_(s.halo_fill, mapnik.Color('rgb(255,255,255)'))
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eq_(s.halo_radius, 0)
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eq_(s.label_placement, mapnik.label_placement.POINT_PLACEMENT)
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eq_(s.minimum_distance, 0.0)
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eq_(s.text_ratio, 0)
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eq_(s.text_size, 6)
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eq_(s.wrap_width, 0)
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eq_(s.vertical_alignment, mapnik.vertical_alignment.AUTO)
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eq_(s.label_spacing, 0)
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eq_(s.label_position_tolerance, 0)
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# 22.5 * M_PI/180.0 initialized by default
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assert_almost_equal(s.max_char_angle_delta, 0.39269908169872414)
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eq_(s.wrap_character, ' ')
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eq_(s.text_transform, mapnik.text_transform.NONE)
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eq_(s.line_spacing, 0)
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eq_(s.character_spacing, 0)
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# r1341
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eq_(s.wrap_before, False)
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eq_(s.horizontal_alignment, mapnik.horizontal_alignment.AUTO)
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eq_(s.justify_alignment, mapnik.justify_alignment.AUTO)
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eq_(s.opacity, 1.0)
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# r2300
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eq_(s.minimum_padding, 0.0)
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# was mixed with s.opacity
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eq_(s.text_opacity, 1.0)
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eq_(s.shield_displacement, (0.0,0.0))
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# TODO - the pattern in bindings seems to be to get/set
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# strings for PathExpressions... should we pass objects?
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eq_(s.filename, '../data/images/dummy.png')
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# 11c34b1: default transform list is empty, not identity matrix
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eq_(s.transform, '')
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eq_(len(s.fontset.names), 0)
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# ShieldSymbolizer missing image file
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# images paths are now PathExpressions are evaluated at runtime
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# so it does not make sense to throw...
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#@raises(RuntimeError)
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#def test_shieldsymbolizer_missing_image():
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# s = mapnik.ShieldSymbolizer(mapnik.Expression('[Field Name]'), 'DejaVu Sans Bold', 6, mapnik.Color('#000000'), mapnik.PathExpression('../#data/images/broken.png'))
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# ShieldSymbolizer modification
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def test_shieldsymbolizer_modify():
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s = mapnik.ShieldSymbolizer(mapnik.Expression('[Field Name]'), 'DejaVu Sans Bold', 6, mapnik.Color('#000000'), mapnik.PathExpression('../data/images/dummy.png'))
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# transform expression
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s.transform = "rotate(30+[a]) scale(2*[sx] [sy])"
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eq_(s.transform, "rotate((30+[a])) scale(2*[sx], [sy])")
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def test_polygonsymbolizer_init():
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p = mapnik.PolygonSymbolizer()
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eq_(p.fill, mapnik.Color('gray'))
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eq_(p.fill_opacity, 1)
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eq_(p.placement, mapnik.point_placement.CENTROID)
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p = mapnik.PolygonSymbolizer(mapnik.Color('blue'))
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p.placement = mapnik.point_placement.INTERIOR
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eq_(p.fill, mapnik.Color('blue'))
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eq_(p.fill_opacity, 1)
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eq_(p.placement, mapnik.point_placement.INTERIOR)
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# PointSymbolizer initialization
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def test_pointsymbolizer_init():
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p = mapnik.PointSymbolizer()
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eq_(p.allow_overlap, False)
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eq_(p.opacity,1)
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eq_(p.filename,'')
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eq_(p.ignore_placement,False)
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eq_(p.placement, mapnik.point_placement.CENTROID)
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p = mapnik.PointSymbolizer(mapnik.PathExpression("../data/images/dummy.png"))
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p.allow_overlap = True
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p.opacity = 0.5
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p.ignore_placement = True
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p.placement = mapnik.point_placement.INTERIOR
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eq_(p.allow_overlap, True)
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eq_(p.opacity, 0.5)
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eq_(p.filename,'../data/images/dummy.png')
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eq_(p.ignore_placement,True)
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eq_(p.placement, mapnik.point_placement.INTERIOR)
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# MarkersSymbolizer initialization
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def test_markersymbolizer_init():
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p = mapnik.MarkersSymbolizer()
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eq_(p.allow_overlap, False)
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eq_(p.opacity,None)
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eq_(p.fill_opacity,None)
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eq_(p.filename,'shape://ellipse')
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eq_(p.placement,mapnik.marker_placement.POINT_PLACEMENT)
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eq_(p.fill,None)
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eq_(p.ignore_placement,False)
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eq_(p.spacing,100)
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eq_(p.max_error,0.2)
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eq_(p.width,None)
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eq_(p.height,None)
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p.width = mapnik.Expression('12')
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p.height = mapnik.Expression('12')
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eq_(str(p.width),'12')
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eq_(str(p.height),'12')
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p.width = mapnik.Expression('[field] + 2')
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p.height = mapnik.Expression('[field] + 2')
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eq_(str(p.width),'([field]+2)')
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eq_(str(p.height),'([field]+2)')
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stroke = mapnik.Stroke()
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stroke.color = mapnik.Color('black')
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stroke.width = 1.0
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p.stroke = stroke
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p.fill = mapnik.Color('white')
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p.allow_overlap = True
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p.opacity = 0.5
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p.fill_opacity = .01
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eq_(p.allow_overlap, True)
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eq_(p.opacity, 0.5)
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eq_(p.fill_opacity, 0.5)
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# PointSymbolizer missing image file
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# images paths are now PathExpressions are evaluated at runtime
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# so it does not make sense to throw...
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#@raises(RuntimeError)
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#def test_pointsymbolizer_missing_image():
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# p = mapnik.PointSymbolizer(mapnik.PathExpression("../data/images/broken.png"))
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# PolygonSymbolizer initialization
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def test_polygonsymbolizer_init():
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p = mapnik.PolygonSymbolizer()
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eq_(p.fill, mapnik.Color('gray'))
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eq_(p.fill_opacity, 1)
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p = mapnik.PolygonSymbolizer(mapnik.Color('blue'))
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eq_(p.fill, mapnik.Color('blue'))
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eq_(p.fill_opacity, 1)
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# Stroke initialization
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def test_stroke_init():
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s = mapnik.Stroke()
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eq_(s.width, 1)
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eq_(s.opacity, 1)
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eq_(s.color, mapnik.Color('black'))
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eq_(s.line_cap, mapnik.line_cap.BUTT_CAP)
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eq_(s.line_join, mapnik.line_join.MITER_JOIN)
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eq_(s.gamma,1.0)
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s = mapnik.Stroke(mapnik.Color('blue'), 5.0)
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s.gamma = .5
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eq_(s.width, 5)
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eq_(s.opacity, 1)
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eq_(s.color, mapnik.Color('blue'))
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eq_(s.gamma, .5)
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eq_(s.line_cap, mapnik.line_cap.BUTT_CAP)
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eq_(s.line_join, mapnik.line_join.MITER_JOIN)
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# Stroke dashes
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def test_stroke_dash_arrays():
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s = mapnik.Stroke()
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s.add_dash(1,2)
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s.add_dash(3,4)
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s.add_dash(5,6)
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eq_(s.get_dashes(), [(1,2),(3,4),(5,6)])
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# LineSymbolizer initialization
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def test_linesymbolizer_init():
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l = mapnik.LineSymbolizer()
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eq_(l.stroke.width, 1)
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eq_(l.stroke.opacity, 1)
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eq_(l.stroke.color, mapnik.Color('black'))
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eq_(l.stroke.line_cap, mapnik.line_cap.BUTT_CAP)
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eq_(l.stroke.line_join, mapnik.line_join.MITER_JOIN)
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l = mapnik.LineSymbolizer(mapnik.Color('blue'), 5.0)
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eq_(l.stroke.width, 5)
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eq_(l.stroke.opacity, 1)
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eq_(l.stroke.color, mapnik.Color('blue'))
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eq_(l.stroke.line_cap, mapnik.line_cap.BUTT_CAP)
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eq_(l.stroke.line_join, mapnik.line_join.MITER_JOIN)
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s = mapnik.Stroke(mapnik.Color('blue'), 5.0)
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l = mapnik.LineSymbolizer(s)
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eq_(l.stroke.width, 5)
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eq_(l.stroke.opacity, 1)
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eq_(l.stroke.color, mapnik.Color('blue'))
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eq_(l.stroke.line_cap, mapnik.line_cap.BUTT_CAP)
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eq_(l.stroke.line_join, mapnik.line_join.MITER_JOIN)
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# TextSymbolizer initialization
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def test_textsymbolizer_init():
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ts = mapnik.TextSymbolizer(mapnik.Expression('[Field_Name]'), 'Font Name', 8, mapnik.Color('black'))
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# eq_(str(ts.name), str(mapnik2.Expression('[Field_Name]'))) name field is no longer supported
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eq_(ts.format.face_name, 'Font Name')
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eq_(ts.format.text_size, 8)
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eq_(ts.format.fill, mapnik.Color('black'))
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eq_(ts.properties.label_placement, mapnik.label_placement.POINT_PLACEMENT)
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eq_(ts.properties.horizontal_alignment, mapnik.horizontal_alignment.AUTO)
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# Map initialization
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def test_layer_init():
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l = mapnik.Layer('test')
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eq_(l.name,'test')
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eq_(l.envelope(),mapnik.Box2d())
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eq_(l.clear_label_cache,False)
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eq_(l.cache_features,False)
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eq_(l.visible(1),True)
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eq_(l.active,True)
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eq_(l.datasource,None)
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eq_(l.queryable,False)
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eq_(l.srs,'+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs')
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# Map initialization
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def test_map_init():
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m = mapnik.Map(256, 256)
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eq_(m.width, 256)
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eq_(m.height, 256)
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eq_(m.srs, '+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs')
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eq_(m.base, '')
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eq_(m.maximum_extent, None)
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m = mapnik.Map(256, 256, '+proj=latlong')
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eq_(m.srs, '+proj=latlong')
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def test_map_maximum_extent_modification():
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m = mapnik.Map(256, 256)
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eq_(m.maximum_extent, None)
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m.maximum_extent = mapnik.Box2d()
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eq_(m.maximum_extent, mapnik.Box2d())
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m.maximum_extent = None
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eq_(m.maximum_extent, None)
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# Map initialization from string
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def test_map_init_from_string():
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map_string = '''<Map background-color="steelblue" base="./" srs="+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs">
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<Style name="My Style">
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<Rule>
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<PolygonSymbolizer fill="#f2eff9"/>
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<LineSymbolizer stroke="rgb(50%,50%,50%)" stroke-width="0.1"/>
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</Rule>
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</Style>
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<Layer name="boundaries">
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<StyleName>My Style</StyleName>
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<Datasource>
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<Parameter name="type">shape</Parameter>
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<Parameter name="file">../../demo/data/boundaries</Parameter>
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</Datasource>
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</Layer>
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</Map>'''
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m = mapnik.Map(600, 300)
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eq_(m.base, '')
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try:
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mapnik.load_map_from_string(m, map_string)
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eq_(m.base, './')
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mapnik.load_map_from_string(m, map_string, False, "") # this "" will have no effect
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eq_(m.base, './')
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tmp_dir = tempfile.gettempdir()
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try:
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mapnik.load_map_from_string(m, map_string, False, tmp_dir)
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except RuntimeError:
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pass # runtime error expected because shapefile path should be wrong and datasource will throw
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eq_(m.base, tmp_dir) # tmp_dir will be set despite the exception because load_map mostly worked
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m.base = 'foo'
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mapnik.load_map_from_string(m, map_string, True, ".")
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eq_(m.base, '.')
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except RuntimeError, e:
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# only test datasources that we have installed
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if not 'Could not create datasource' in str(e):
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raise RuntimeError(e)
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# Color initialization
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@raises(Exception) # Boost.Python.ArgumentError
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def test_color_init_errors():
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c = mapnik.Color()
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@raises(RuntimeError)
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def test_color_init_errors():
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c = mapnik.Color('foo') # mapnik config
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def test_color_init():
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c = mapnik.Color('blue')
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eq_(c.a, 255)
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eq_(c.r, 0)
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eq_(c.g, 0)
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eq_(c.b, 255)
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eq_(c.to_hex_string(), '#0000ff')
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c = mapnik.Color('#f2eff9')
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eq_(c.a, 255)
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eq_(c.r, 242)
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eq_(c.g, 239)
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eq_(c.b, 249)
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eq_(c.to_hex_string(), '#f2eff9')
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c = mapnik.Color('rgb(50%,50%,50%)')
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eq_(c.a, 255)
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eq_(c.r, 128)
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eq_(c.g, 128)
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eq_(c.b, 128)
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eq_(c.to_hex_string(), '#808080')
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c = mapnik.Color(0, 64, 128)
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eq_(c.a, 255)
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eq_(c.r, 0)
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eq_(c.g, 64)
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eq_(c.b, 128)
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eq_(c.to_hex_string(), '#004080')
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c = mapnik.Color(0, 64, 128, 192)
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eq_(c.a, 192)
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eq_(c.r, 0)
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eq_(c.g, 64)
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eq_(c.b, 128)
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eq_(c.to_hex_string(), '#004080c0')
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# Color equality
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def test_color_equality():
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c1 = mapnik.Color('blue')
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c2 = mapnik.Color(0,0,255)
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c3 = mapnik.Color('black')
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c3.r = 0
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c3.g = 0
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c3.b = 255
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c3.a = 255
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eq_(c1, c2)
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eq_(c1, c3)
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c1 = mapnik.Color(0, 64, 128)
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c2 = mapnik.Color(0, 64, 128)
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c3 = mapnik.Color(0, 0, 0)
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c3.r = 0
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c3.g = 64
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c3.b = 128
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eq_(c1, c2)
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eq_(c1, c3)
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c1 = mapnik.Color(0, 64, 128, 192)
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c2 = mapnik.Color(0, 64, 128, 192)
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c3 = mapnik.Color(0, 0, 0, 255)
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c3.r = 0
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c3.g = 64
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c3.b = 128
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c3.a = 192
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eq_(c1, c2)
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eq_(c1, c3)
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c1 = mapnik.Color('rgb(50%,50%,50%)')
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c2 = mapnik.Color(128, 128, 128, 255)
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c3 = mapnik.Color('#808080')
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c4 = mapnik.Color('gray')
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eq_(c1, c2)
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eq_(c1, c3)
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eq_(c1, c4)
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c1 = mapnik.Color('hsl(0, 100%, 50%)') # red
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c2 = mapnik.Color('hsl(120, 100%, 50%)') # lime
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c3 = mapnik.Color('hsla(240, 100%, 50%, 0.5)') # semi-transparent solid blue
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eq_(c1, mapnik.Color('red'))
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eq_(c2, mapnik.Color('lime'))
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eq_(c3, mapnik.Color(0,0,255,128))
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# Rule initialization
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def test_rule_init():
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min_scale = 5
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max_scale = 10
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r = mapnik.Rule()
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eq_(r.name, '')
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eq_(r.min_scale, 0)
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eq_(r.max_scale, float('inf'))
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eq_(r.has_else(), False)
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eq_(r.has_also(), False)
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r = mapnik.Rule()
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r.set_else(True)
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eq_(r.has_else(), True)
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eq_(r.has_also(), False)
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r = mapnik.Rule()
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r.set_also(True)
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eq_(r.has_else(), False)
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eq_(r.has_also(), True)
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r = mapnik.Rule("Name")
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eq_(r.name, 'Name')
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eq_(r.min_scale, 0)
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eq_(r.max_scale, float('inf'))
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eq_(r.has_else(), False)
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eq_(r.has_also(), False)
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r = mapnik.Rule("Name")
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eq_(r.name, 'Name')
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eq_(r.min_scale, 0)
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eq_(r.max_scale, float('inf'))
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eq_(r.has_else(), False)
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eq_(r.has_also(), False)
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r = mapnik.Rule("Name", min_scale)
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eq_(r.name, 'Name')
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eq_(r.min_scale, min_scale)
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eq_(r.max_scale, float('inf'))
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eq_(r.has_else(), False)
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eq_(r.has_also(), False)
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r = mapnik.Rule("Name", min_scale, max_scale)
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eq_(r.name, 'Name')
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eq_(r.min_scale, min_scale)
|
|
eq_(r.max_scale, max_scale)
|
|
eq_(r.has_else(), False)
|
|
eq_(r.has_also(), False)
|
|
|
|
# Coordinate initialization
|
|
def test_coord_init():
|
|
c = mapnik.Coord(100, 100)
|
|
|
|
eq_(c.x, 100)
|
|
eq_(c.y, 100)
|
|
|
|
# Coordinate multiplication
|
|
def test_coord_multiplication():
|
|
c = mapnik.Coord(100, 100)
|
|
c *= 2
|
|
|
|
eq_(c.x, 200)
|
|
eq_(c.y, 200)
|
|
|
|
# Box2d initialization
|
|
def test_envelope_init():
|
|
e = mapnik.Box2d(100, 100, 200, 200)
|
|
|
|
assert_true(e.contains(100, 100))
|
|
assert_true(e.contains(100, 200))
|
|
assert_true(e.contains(200, 200))
|
|
assert_true(e.contains(200, 100))
|
|
|
|
assert_true(e.contains(e.center()))
|
|
|
|
assert_false(e.contains(99.9, 99.9))
|
|
assert_false(e.contains(99.9, 200.1))
|
|
assert_false(e.contains(200.1, 200.1))
|
|
assert_false(e.contains(200.1, 99.9))
|
|
|
|
eq_(e.width(), 100)
|
|
eq_(e.height(), 100)
|
|
|
|
eq_(e.minx, 100)
|
|
eq_(e.miny, 100)
|
|
|
|
eq_(e.maxx, 200)
|
|
eq_(e.maxy, 200)
|
|
|
|
eq_(e[0],100)
|
|
eq_(e[1],100)
|
|
eq_(e[2],200)
|
|
eq_(e[3],200)
|
|
eq_(e[0],e[-4])
|
|
eq_(e[1],e[-3])
|
|
eq_(e[2],e[-2])
|
|
eq_(e[3],e[-1])
|
|
|
|
c = e.center()
|
|
|
|
eq_(c.x, 150)
|
|
eq_(c.y, 150)
|
|
|
|
# Box2d static initialization
|
|
def test_envelope_static_init():
|
|
e = mapnik.Box2d.from_string('100 100 200 200')
|
|
e2 = mapnik.Box2d.from_string('100,100,200,200')
|
|
e3 = mapnik.Box2d.from_string('100 , 100 , 200 , 200')
|
|
eq_(e,e2)
|
|
eq_(e,e3)
|
|
|
|
assert_true(e.contains(100, 100))
|
|
assert_true(e.contains(100, 200))
|
|
assert_true(e.contains(200, 200))
|
|
assert_true(e.contains(200, 100))
|
|
|
|
assert_true(e.contains(e.center()))
|
|
|
|
assert_false(e.contains(99.9, 99.9))
|
|
assert_false(e.contains(99.9, 200.1))
|
|
assert_false(e.contains(200.1, 200.1))
|
|
assert_false(e.contains(200.1, 99.9))
|
|
|
|
eq_(e.width(), 100)
|
|
eq_(e.height(), 100)
|
|
|
|
eq_(e.minx, 100)
|
|
eq_(e.miny, 100)
|
|
|
|
eq_(e.maxx, 200)
|
|
eq_(e.maxy, 200)
|
|
|
|
eq_(e[0],100)
|
|
eq_(e[1],100)
|
|
eq_(e[2],200)
|
|
eq_(e[3],200)
|
|
eq_(e[0],e[-4])
|
|
eq_(e[1],e[-3])
|
|
eq_(e[2],e[-2])
|
|
eq_(e[3],e[-1])
|
|
|
|
c = e.center()
|
|
|
|
eq_(c.x, 150)
|
|
eq_(c.y, 150)
|
|
|
|
# Box2d multiplication
|
|
def test_envelope_multiplication():
|
|
e = mapnik.Box2d(100, 100, 200, 200)
|
|
e *= 2
|
|
|
|
assert_true(e.contains(50, 50))
|
|
assert_true(e.contains(50, 250))
|
|
assert_true(e.contains(250, 250))
|
|
assert_true(e.contains(250, 50))
|
|
|
|
assert_false(e.contains(49.9, 49.9))
|
|
assert_false(e.contains(49.9, 250.1))
|
|
assert_false(e.contains(250.1, 250.1))
|
|
assert_false(e.contains(250.1, 49.9))
|
|
|
|
assert_true(e.contains(e.center()))
|
|
|
|
eq_(e.width(), 200)
|
|
eq_(e.height(), 200)
|
|
|
|
eq_(e.minx, 50)
|
|
eq_(e.miny, 50)
|
|
|
|
eq_(e.maxx, 250)
|
|
eq_(e.maxy, 250)
|
|
|
|
c = e.center()
|
|
|
|
eq_(c.x, 150)
|
|
eq_(c.y, 150)
|
|
|
|
# Box2d clipping
|
|
def test_envelope_clipping():
|
|
e1 = mapnik.Box2d(-180,-90,180,90)
|
|
e2 = mapnik.Box2d(-120,40,-110,48)
|
|
e1.clip(e2)
|
|
eq_(e1,e2)
|
|
|
|
# madagascar in merc
|
|
e1 = mapnik.Box2d(4772116.5490, -2744395.0631, 5765186.4203, -1609458.0673)
|
|
e2 = mapnik.Box2d(5124338.3753, -2240522.1727, 5207501.8621, -2130452.8520)
|
|
e1.clip(e2)
|
|
eq_(e1,e2)
|
|
|
|
# nz in lon/lat
|
|
e1 = mapnik.Box2d(163.8062, -47.1897, 179.3628, -33.9069)
|
|
e2 = mapnik.Box2d(173.7378, -39.6395, 174.4849, -38.9252)
|
|
e1.clip(e2)
|
|
eq_(e1,e2)
|
|
|
|
if __name__ == "__main__":
|
|
setup()
|
|
[eval(run)() for run in dir() if 'test_' in run]
|