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[ttGlyphPen_test] add test for OverflowError

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This commit is contained in:
Cosimo Lupo 2018-03-01 19:39:24 +00:00
parent acb1ebc793
commit 4771e7cd6c
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GPG Key ID: 59D54DB0C9976482
1 changed files with 18 additions and 2 deletions
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20
Tests/pens/ttGlyphPen_test.py
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@ -5,10 +5,11 @@ import os
import unittest
from fontTools import ttLib
from fontTools.misc.testTools import TestCase
from fontTools.pens.ttGlyphPen import TTGlyphPen, MAX_F2DOT14
class TTGlyphPenTest(unittest.TestCase):
class TTGlyphPenTest(TestCase):
def runEndToEnd(self, filename):
font = ttLib.TTFont()
@ -184,7 +185,7 @@ class TTGlyphPenTest(unittest.TestCase):
self.assertEqual(expectedGlyph, compositeGlyph)
def test_out_of_range_component_transform(self):
def test_out_of_range_transform_decomposed(self):
componentName = 'a'
glyphSet = {}
pen = TTGlyphPen(glyphSet)
@ -216,6 +217,21 @@ class TTGlyphPenTest(unittest.TestCase):
self.assertEqual(expectedGlyph, compositeGlyph)
def test_transform_overflow_error(self):
componentName = 'a'
glyphSet = {}
pen = TTGlyphPen(glyphSet, decomposeOverflowingTransform=False)
pen.moveTo((0, 0))
pen.lineTo((0, 1))
pen.lineTo((1, 0))
pen.closePath()
glyphSet[componentName] = _TestGlyph(pen.glyph())
pen.addComponent(componentName, (2.00001, 0, 0, 1, 0, 0))
with self.assertRaisesRegex(OverflowError, "too large"):
pen.glyph()
class _TestGlyph(object):
def __init__(self, glyph):