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#!/usr/bin/env python
#coding:utf-8
# Author: mozman --<mozman@gmx.at>
# Purpose: test ITransform interface
# Created: 25.09.2010
# Copyright (C) 2010, Manfred Moitzi
# License: MIT License
import sys
import unittest
from svgwrite.params import Parameter
from svgwrite.base import BaseElement
from svgwrite.mixins import ViewBox
class Mock(BaseElement, ViewBox):
elementname = 'svg'
_parameter = Parameter(True, 'full')
class TestViewBox(unittest.TestCase):
def test_mock_class(self):
m = Mock()
self.assertEqual(m.tostring(), '<svg />')
def test_viewbox(self):
m = Mock()
m.viewbox(minx=1, miny=2, width=10, height=20)
self.assertEqual(m.tostring(), '<svg viewBox="1,2,10,20" />')
def test_viewbox_err(self):
m = Mock()
# no units allowed
self.assertRaises(TypeError, m.viewbox, '10cm')
def test_strech(self):
m = Mock()
m.stretch()
self.assertEqual(m.tostring(), '<svg preserveAspectRatio="none" />')
def test_fit_horiz(self):
m = Mock()
for align, expected in [('left', 'xMin'), ('center', 'xMid'), ('right', 'xMax')]:
m.fit(align, 'top', 'meet')
self.assertEqual(m.tostring(), '<svg preserveAspectRatio="%sYMin meet" />' % expected)
def test_fit_vert(self):
m = Mock()
for align, expected in [('top', 'YMin'), ('middle', 'YMid'), ('bottom', 'YMax')]:
m.fit('left', align, 'slice')
self.assertEqual(m.tostring(), '<svg preserveAspectRatio="xMin%s slice" />' % expected)
def test_fit_err(self):
m = Mock()
self.assertRaises(ValueError, m.fit, scale='invalid')
self.assertRaises(KeyError, m.fit, horiz='invalid')
self.assertRaises(KeyError, m.fit, vert='invalid')
if __name__=='__main__':
unittest.main()
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