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import unittest
from pyparsing import ParseException
from enable.savage.svg.pathdata import *
class TestNumber(unittest.TestCase):
parser = number
valid = ['1.e10', '1e2', '1e+4', '1e-10','1.', '1.0', '0.1', '.2']
invalid = ['e10', '.', 'f', '']
def testValid(self):
for num in self.valid:
self.assertEqual(
float(num),
self.parser.parseString(num)[0]
)
def testInvalid(self):
for num in self.invalid:
self.assertRaises(
ParseException,
lambda: self.parser.parseString(num)
)
class TestNumberSequence(unittest.TestCase):
def testFloatsWithNoSpacing(self):
self.assertEqual(
[0.4, 0.4],
list(Sequence(number).parseString("0.4.4"))
)
class TestCoords(unittest.TestCase):
def testCoordPair(self):
self.assertEqual(
coordinatePair.parseString('100 100')[0],
(100.0, 100.0)
)
self.assertEqual(
coordinatePair.parseString('100,2E7')[0],
(100,2e7)
)
def testCoordPairWithMinus(self):
self.assertEqual(
coordinatePair.parseString('100-100')[0],
(100.0, -100.0)
)
def testCoordPairWithPlus(self):
self.assertEqual(
coordinatePair.parseString('100+100')[0],
(100.0, 100.0)
)
def testCoordPairWithPlusAndExponent(self):
self.assertEqual(
coordinatePair.parseString('100+1e+2')[0],
(100.0, 100.0)
)
def testNotAPair(self):
self.assertRaises(
ParseException,
coordinatePair.parseString, "100"
)
self
def testNoSpacing(self):
self.assertEqual(
coordinatePair.parseString("-1.1.1")[0],
(-1.1, 0.1)
)
class TestMoveTo(unittest.TestCase):
def testSimple(self):
self.assertEqual(
moveTo.parseString("M 100 100").asList()[0],
["M", [(100.0, 100.0)]]
)
def testLonger(self):
self.assertEqual(
moveTo.parseString("m 100 100 94 1e7").asList()[0],
["m", [(100.0, 100.0), (94, 1e7)]]
)
def testLine(self):
self.assertEqual(
lineTo.parseString("l 300 100").asList()[0],
["l", [(300.0, 100.0)]]
)
def testHorizonal(self):
self.assertEqual(
horizontalLine.parseString("H 100 5 20").asList()[0],
["H", [100.0, 5.0, 20.0]]
)
def testVertical(self):
self.assertEqual(
verticalLine.parseString("V 100 5 20").asList()[0],
["V", [100.0, 5.0, 20.0]]
)
class TestEllipticalArc(unittest.TestCase):
def testParse(self):
self.assertEqual(
ellipticalArc.parseString("a25,25 -30 0,1 50,-25").asList()[0],
["a", [[(25.0, 25.0), -30.0, (False,True), (50.0, -25.0)]]]
)
def testExtraArgs(self):
self.assertEqual(
ellipticalArc.parseString("a25,25 -30 0,1 50,-25, 10, 10").asList()[0],
["a", [[(25.0, 25.0), -30.0, (False,True), (50.0, -25.0)]]]
)
class TestSmoothQuadraticBezierCurveto(unittest.TestCase):
def testParse(self):
self.assertEqual(
smoothQuadraticBezierCurveto.parseString("t1000,300").asList()[0],
["t", [(1000.0, 300.0)]]
)
class TestQuadraticBezierCurveto(unittest.TestCase):
def testParse(self):
self.assertEqual(
quadraticBezierCurveto.parseString("Q1000,300 200 5").asList()[0],
["Q", [
[(1000.0, 300.0), (200.0,5.0)]
]
]
)
class TestCurve(unittest.TestCase):
def testParse(self):
self.assertEqual(
curve.parseString("C 100 200 300 400 500 600 100 200 300 400 500 600").asList()[0],
["C", [
[(100.0,200.0), (300.0,400.0), (500.0, 600.0)],
[(100.0,200.0), (300.0,400.0), (500.0, 600.0)]
]
]
)
class TestClosePath(unittest.TestCase):
def testParse(self):
self.assertEqual(
closePath.parseString('Z').asList()[0],
("Z", (None,))
)
class TestSVG(unittest.TestCase):
def testParse(self):
path = 'M 100 100 L 300 100 L 200 300 z a 100,100 -4 0,1 25 25 z T300 1000 t40, 50 h4 42 2 2,1v1,1,1 Z Q 34,10 1 1'
r = svg.parseString(path).asList()
expected = [
["M", [(100,100)]],
["L", [(300, 100)]],
["L", [(200, 300)]],
("Z", (None,)),
["a", [[(100,100),-4, (False, True), (25, 25)]]],
("Z", (None,)),
["T", [(300,1000)]],
["t", [(40, 50)]],
["h", [4,42, 2, 2, 1]],
["v", [1, 1, 1]],
("Z", (None,)),
["Q", [[(34, 10), (1, 1)]]]
]
self.assertEqual(
len(r),
len(expected)
)
for a, b in zip(expected, r):
self.assertEqual(
a, b
)
|
