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from fontTools.pens.boundsPen import BoundsPen, ControlBoundsPen
import unittest
def draw_(pen):
pen.moveTo((0, 0))
pen.lineTo((0, 100))
pen.qCurveTo((50, 75), (60, 50), (50, 25), (0, 0))
pen.curveTo((-50, 25), (-60, 50), (-50, 75), (0, 100))
pen.closePath()
def bounds_(pen):
return " ".join(["%.0f" % c for c in pen.bounds])
class BoundsPenTest(unittest.TestCase):
def test_draw(self):
pen = BoundsPen(None)
draw_(pen)
self.assertEqual("-55 0 58 100", bounds_(pen))
def test_empty(self):
pen = BoundsPen(None)
self.assertEqual(None, pen.bounds)
def test_curve(self):
pen = BoundsPen(None)
pen.moveTo((0, 0))
pen.curveTo((20, 10), (90, 40), (0, 0))
self.assertEqual("0 0 45 20", bounds_(pen))
def test_quadraticCurve(self):
pen = BoundsPen(None)
pen.moveTo((0, 0))
pen.qCurveTo((6, 6), (10, 0))
self.assertEqual("0 0 10 3", bounds_(pen))
class ControlBoundsPenTest(unittest.TestCase):
def test_draw(self):
pen = ControlBoundsPen(None)
draw_(pen)
self.assertEqual("-55 0 60 100", bounds_(pen))
def test_empty(self):
pen = ControlBoundsPen(None)
self.assertEqual(None, pen.bounds)
def test_curve(self):
pen = ControlBoundsPen(None)
pen.moveTo((0, 0))
pen.curveTo((20, 10), (90, 40), (0, 0))
self.assertEqual("0 0 90 40", bounds_(pen))
def test_quadraticCurve(self):
pen = ControlBoundsPen(None)
pen.moveTo((0, 0))
pen.qCurveTo((6, 6), (10, 0))
self.assertEqual("0 0 10 6", bounds_(pen))
def test_singlePoint(self):
pen = ControlBoundsPen(None)
pen.moveTo((-5, 10))
self.assertEqual("-5 10 -5 10", bounds_(pen))
def test_ignoreSinglePoint(self):
pen = ControlBoundsPen(None, ignoreSinglePoints=True)
pen.moveTo((0, 10))
self.assertEqual(None, pen.bounds)
if __name__ == "__main__":
import sys
sys.exit(unittest.main())
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