| from __future__ import \ |
| print_function, division, absolute_import, unicode_literals |
| from fontTools.misc.py23 import * |
| from fontTools.misc.testTools import getXML, parseXML |
| from fontTools.misc.textTools import deHexStr, hexStr |
| from fontTools.ttLib import TTLibError, getTableModule, newTable |
| from fontTools.ttLib.tables.TupleVariation import TupleVariation |
| |
| import unittest |
| |
| |
| CVAR_DATA = deHexStr( |
| "0001 0000 " # 0: majorVersion=1 minorVersion=0 |
| "0002 0018 " # 4: tupleVariationCount=2 offsetToData=24 |
| "0005 " # 8: tvHeader[0].variationDataSize=5 |
| "A000 " # 10: tvHeader[0].tupleIndex=EMBEDDED_PEAK|PRIVATE_POINTS |
| "4000 0000 " # 12: tvHeader[0].peakTuple=[1.0, 0.0] |
| "0005 " # 16: tvHeader[1].variationDataSize=5 |
| "A000 " # 18: tvHeader[1].tupleIndex=EMBEDDED_PEAK|PRIVATE_POINTS |
| "C000 3333 " # 20: tvHeader[1].peakTuple=[-1.0, 0.8] |
| "00 02 03 01 04 " # 24: all values; deltas=[3, 1, 4] |
| "00 02 09 07 08") # 29: all values; deltas=[9, 7, 8] |
| |
| CVAR_XML = [ |
| '<version major="1" minor="0"/>', |
| '<tuple>', |
| ' <coord axis="wght" value="1.0"/>', |
| ' <delta cvt="0" value="3"/>', |
| ' <delta cvt="1" value="1"/>', |
| ' <delta cvt="2" value="4"/>', |
| '</tuple>', |
| '<tuple>', |
| ' <coord axis="wght" value="-1.0"/>', |
| ' <coord axis="wdth" value="0.8"/>', |
| ' <delta cvt="0" value="9"/>', |
| ' <delta cvt="1" value="7"/>', |
| ' <delta cvt="2" value="8"/>', |
| '</tuple>', |
| ] |
| |
| CVAR_VARIATIONS = [ |
| TupleVariation({"wght": (0.0, 1.0, 1.0)}, [3, 1, 4]), |
| TupleVariation({"wght": (-1, -1.0, 0.0), "wdth": (0.0, 0.8, 0.8)}, |
| [9, 7, 8]), |
| ] |
| |
| |
| class CVARTableTest(unittest.TestCase): |
| def makeFont(self): |
| cvt, cvar, fvar = newTable("cvt "), newTable("cvar"), newTable("fvar") |
| font = {"cvt ": cvt, "cvar": cvar, "fvar": fvar} |
| cvt.values = [0, 1000, -2000] |
| Axis = getTableModule("fvar").Axis |
| fvar.axes = [Axis(), Axis()] |
| fvar.axes[0].axisTag, fvar.axes[1].axisTag = "wght", "wdth" |
| return font, cvar |
| |
| def test_compile(self): |
| font, cvar = self.makeFont() |
| cvar.variations = CVAR_VARIATIONS |
| self.assertEqual(hexStr(cvar.compile(font)), hexStr(CVAR_DATA)) |
| |
| def test_decompile(self): |
| font, cvar = self.makeFont() |
| cvar.decompile(CVAR_DATA, font) |
| self.assertEqual(cvar.majorVersion, 1) |
| self.assertEqual(cvar.minorVersion, 0) |
| self.assertEqual(cvar.variations, CVAR_VARIATIONS) |
| |
| def test_fromXML(self): |
| font, cvar = self.makeFont() |
| for name, attrs, content in parseXML(CVAR_XML): |
| cvar.fromXML(name, attrs, content, ttFont=font) |
| self.assertEqual(cvar.majorVersion, 1) |
| self.assertEqual(cvar.minorVersion, 0) |
| self.assertEqual(cvar.variations, CVAR_VARIATIONS) |
| |
| def test_toXML(self): |
| font, cvar = self.makeFont() |
| cvar.variations = CVAR_VARIATIONS |
| self.assertEqual(getXML(cvar.toXML, font), CVAR_XML) |
| |
| |
| if __name__ == "__main__": |
| import sys |
| sys.exit(unittest.main()) |
