from __future__ import print_function, division, absolute_import

from fontTools.cffLib import TopDict, PrivateDict, CharStrings

from fontTools.misc.testTools import parseXML, DataFilesHandler

from fontTools.ttLib import TTFont

import sys

import unittest

class CffLibTest(DataFilesHandler):

    def test_topDict_recalcFontBBox(self):

        topDict = TopDict()

        topDict.CharStrings = CharStrings(None, None, None, PrivateDict(), None, None)

        topDict.CharStrings.fromXML(None, None, parseXML("""

            <CharString name=".notdef">

              endchar

            </CharString>

            <CharString name="foo">

              100 -100 rmoveto 200 hlineto 200 vlineto -200 hlineto endchar

            </CharString>

            <CharString name="bar">

              0 0 rmoveto 200 hlineto 200 vlineto -200 hlineto endchar

            </CharString>

            <CharString name="baz">

              -55.1 -55.1 rmoveto 110.2 hlineto 110.2 vlineto -110.2 hlineto endchar

            </CharString>

        """))

        topDict.recalcFontBBox()

        self.assertEqual(topDict.FontBBox, [-56, -100, 300, 200])

    def test_topDict_recalcFontBBox_empty(self):

        topDict = TopDict()

        topDict.CharStrings = CharStrings(None, None, None, PrivateDict(), None, None)

        topDict.CharStrings.fromXML(None, None, parseXML("""

            <CharString name=".notdef">

              endchar

            </CharString>

            <CharString name="space">

              123 endchar

            </CharString>

        """))

        topDict.recalcFontBBox()

        self.assertEqual(topDict.FontBBox, [0, 0, 0, 0])

    def test_topDict_set_Encoding(self):

        file_name = 'TestOTF.otf'

        font_path = self.getpath(file_name)

        temp_path = self.temp_font(font_path, file_name)

        save_path = temp_path[:-4] + '2.otf'

        font = TTFont(temp_path)

        topDict = font["CFF "].cff.topDictIndex[0]

        encoding = [".notdef"] * 256

        encoding[0x20] = "space"

        topDict.Encoding = encoding

        font.save(save_path)

        font2 = TTFont(save_path)

        topDict2 = font2["CFF "].cff.topDictIndex[0]

        self.assertEqual(topDict2.Encoding[32], "space")

if __name__ == "__main__":

    sys.exit(unittest.main())