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test_svg2rlg.py
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#!/usr/bin/python
# -*- coding: utf-8 -*-
"""
svg2rlg is a tool to convert from SVG to reportlab graphics.
License : BSD
version 0.4.0
"""
import sys
from xml.etree import ElementTree as etree
import unittest
from reportlab.lib.units import toLength
import reportlab.lib.colors as colors
from svg2rlg import *
class test_svg2rlg(unittest.TestCase):
def test_parseStyle(self):
parse = parseStyle.parse
txt = 'fill: red; stroke: blue; /* comment */ stroke-width: 3; line-height: 125%'
res = parse(txt)
self.assertTrue(res.pop('fill') == 'red')
self.assertTrue(res.pop('stroke') == 'blue')
self.assertTrue(res.pop('stroke-width') == '3')
self.assertTrue(res.pop('line-height') == '125%')
self.assertTrue(len(res) == 0)
def test_parseTransform(self):
parse = parseTransform.iterparse
self.assertTrue(next(parse('matrix(1.,2.,3.,4.,5.,6.)')) == ('matrix', (1.,2.,3.,4.,5.,6.)))
test = parse('mat(1.,2.,3.,4.,5.,6.)')
self.assertRaises(SVGError, test.__next__)
test = parse('matrix(1.,2.,3.,4.,5.)')
self.assertRaises(SVGError, test.__next__)
self.assertTrue(next(parse('translate(-10,10)')) == ('translate', (-10.,10.)))
self.assertTrue(next(parse('translate(-10)')) == ('translate', (-10.,0.)))
self.assertTrue(next(parse('scale(-1, 1.)')) == ('scale', (-1.,1.)))
self.assertTrue(next(parse('scale(-1)')) == ('scale', (-1.,-1.)))
self.assertTrue(next(parse('rotate(-45)')) == ('rotate', (-45.,None)))
self.assertTrue(next(parse('rotate(-45, 1.,2.)')) == ('rotate', (-45.,(1.,2.))))
test = parse('rotate(-45, 1.,)')
self.assertRaises(SVGError, test.__next__)
self.assertTrue(next(parse('skewX(-45)')) == ('skewX', (-45.,)))
self.assertTrue(next(parse('skewY(-45)')) == ('skewY', (-45.,)))
test = parse('scale(1.8) translate(0, -150)')
self.assertTrue(next(test) == ('scale', (1.8, 1.8)))
self.assertTrue(next(test) == ('translate', (0.,-150.)))
def test_parsePath(self):
parse = parsePath.iterparse
path = parse('M250 150 L150 350 L350 350 Z')
expected = (('M', ((250.,150.),)), ('L', ((150.,350.),)), ('L', ((350.,350.),)),
('Z', (None,)))
for a, b in zip(path, expected):
self.assertTrue(a == b)
path = parse('M250,150 L150,350 L350,350 Z')
for a, b in zip(path, expected):
self.assertTrue(a == b)
path = parse('M250.,150. L150.,350. L350.,350. Z')
for a, b in zip(path, expected):
self.assertTrue(a == b)
def test_parseLength(self):
self.assertTrue(parseLength('50%') == 50.)
self.assertTrue(parseLength('50') == toLength('50'))
self.assertTrue(parseLength('-646.595') == -646.595)
self.assertTrue(parseLength('50em') == toLength('50'))
self.assertTrue(parseLength('50ex') == toLength('50'))
self.assertTrue(parseLength('50px') == toLength('50'))
self.assertTrue(parseLength('50pc') == toLength('50pica'))
self.assertTrue(parseLength('50pica') == toLength('50pica'))
self.assertTrue(parseLength('50mm') == toLength('50mm'))
self.assertTrue(parseLength('50cm') == toLength('50cm'))
self.assertTrue(parseLength('50in') == toLength('50in'))
self.assertTrue(parseLength('50i') == toLength('50i'))
self.assertTrue(parseLength('50pt') == toLength('50pt'))
self.assertTrue(parseLength('e-014') == 1e-14)
self.assertRaises(SVGError, parseLength, 'mm')
self.assertRaises(SVGError, parseLength, '50km')
self.assertRaises(SVGError, parseLength, '50.5.mm')
def test_parseColor(self):
self.assertTrue(parseColor('none') == None)
self.assertTrue(parseColor('currentColor') == 'currentColor')
self.assertTrue(parseColor('transparent') == colors.Color(0.,0.,0.,0.))
self.assertTrue(parseColor('dimgrey') == colors.dimgrey)
self.assertRaises(SVGError, parseColor, 'unknown')
self.assertTrue(parseColor('#fab') == colors.HexColor('#ffaabb'))
self.assertRaises(SVGError, parseColor, '#fa')
self.assertTrue(parseColor('#1a01FF') == colors.HexColor('#1a01FF'))
self.assertRaises(SVGError, parseColor, '#1a01F')
self.assertTrue(parseColor('rgb(128,9,255)') == colors.Color(128/255.,9/255.,255/255.))
self.assertTrue(parseColor('rgb(128, 9, 255)') == colors.Color(128/255.,9/255.,255/255.))
self.assertTrue(parseColor('Rgb(128,9,255)') == colors.Color(128/255.,9/255.,255/255.))
self.assertRaises(SVGError, parseColor, 'rgb(128,9,256)')
self.assertTrue(parseColor('rgb(40%,90%,8%)') == colors.Color(40/100.,90/100.,8/100.))
self.assertTrue(parseColor('rgb(40%, 90%, 8%)') == colors.Color(40/100.,90/100.,8/100.))
self.assertTrue(parseColor('rgB(40%,90%,8%)') == colors.Color(40/100.,90/100.,8/100.))
self.assertRaises(SVGError, parseColor, 'rgb(40%,101%,8%)')
self.assertRaises(SVGError, parseColor, '')
self.assertRaises(SVGError, parseColor, '1a01FF')
self.assertRaises(SVGError, parseColor, 'rgb(40%,90%,8%')
class TestPath(unittest.TestCase):
def setUp(self):
self.renderer = Renderer('testfile')
def getnode(self, xml):
xml = '''<?xml version="1.0"?>
<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
<svg xmlns="http://www.w3.org/2000/svg"
xmlns:xlink="http://www.w3.org/1999/xlink">
{}
</svg>
'''.format(xml)
return etree.fromstring(xml)
def test_line(self):
root = self.getnode('<path d="M 5 5 L 10 10" />')
self.renderer.render(root)
path = self.renderer.mainGroup.contents[0]
self.assertEqual(path.points, [5, 5, 10, 10])
def test_close(self):
root = self.getnode('<path d="M 5 5 Z M 10 10" />')
self.renderer.render(root)
path = self.renderer.mainGroup.contents[0]
self.assertEqual(path.points, [5, 5, 10, 10])
def test_curve_cubic_absolute(self):
root = self.getnode('<path d="M 5 5 C 4 6 11 12 10 10" />')
self.renderer.render(root)
path = self.renderer.mainGroup.contents[0]
self.assertEqual(path.points, [5, 5, 4, 6, 11, 12, 10, 10])
def test_curve_cubic_relative(self):
root = self.getnode('<path d="M 5 5 c -1 1 6 7 5 5" />')
self.renderer.render(root)
path = self.renderer.mainGroup.contents[0]
self.assertEqual(path.points, [5, 5, 4, 6, 11, 12, 10, 10])
def test_curve_quadratic_absolute(self):
root = self.getnode('<path d="M 10 10 Q 13 13 19 19" />')
self.renderer.render(root)
path = self.renderer.mainGroup.contents[0]
self.assertEqual(path.points, [10, 10, 12, 12, 15, 15, 19, 19])
def test_curve_quadratic_relative(self):
root = self.getnode('<path d="M 10 10 q 3 3 9 9" />')
self.renderer.render(root)
path = self.renderer.mainGroup.contents[0]
self.assertEqual(path.points, [10, 10, 12, 12, 15, 15, 19, 19])
def test_curve_smooth_absolute(self):
root = self.getnode('<path d="M 5 5 T 11 11" />')
self.renderer.render(root)
path = self.renderer.mainGroup.contents[0]
self.assertEqual(path.points, [5, 5, 5, 5, 7, 7, 11, 11])
def test_curve_smooth_relative(self):
root = self.getnode('<path d="M 5 5 T 11 11" />')
self.renderer.render(root)
path = self.renderer.mainGroup.contents[0]
self.assertEqual(path.points, [5, 5, 5, 5, 7, 7, 11, 11])
if __name__ == "__main__":
sys.dont_write_bytecode = True
unittest.main()