| from __future__ import print_function, division, absolute_import |
| from fontTools.ttLib import TTFont, newTable, getTableModule |
| from fontTools.ttLib.tables.O_S_2f_2 import * |
| import unittest |
| |
| |
| class OS2TableTest(unittest.TestCase): |
| |
| def test_getUnicodeRanges(self): |
| table = table_O_S_2f_2() |
| table.ulUnicodeRange1 = 0xFFFFFFFF |
| table.ulUnicodeRange2 = 0xFFFFFFFF |
| table.ulUnicodeRange3 = 0xFFFFFFFF |
| table.ulUnicodeRange4 = 0xFFFFFFFF |
| bits = table.getUnicodeRanges() |
| for i in range(127): |
| self.assertIn(i, bits) |
| |
| def test_setUnicodeRanges(self): |
| table = table_O_S_2f_2() |
| table.ulUnicodeRange1 = 0 |
| table.ulUnicodeRange2 = 0 |
| table.ulUnicodeRange3 = 0 |
| table.ulUnicodeRange4 = 0 |
| bits = set(range(123)) |
| table.setUnicodeRanges(bits) |
| self.assertEqual(table.getUnicodeRanges(), bits) |
| with self.assertRaises(ValueError): |
| table.setUnicodeRanges([-1, 127, 255]) |
| |
| def test_recalcUnicodeRanges(self): |
| font = TTFont() |
| font['OS/2'] = os2 = newTable('OS/2') |
| font['cmap'] = cmap = newTable('cmap') |
| st = getTableModule('cmap').CmapSubtable.newSubtable(4) |
| st.platformID, st.platEncID, st.language = 3, 1, 0 |
| st.cmap = {0x0041:'A', 0x03B1: 'alpha', 0x0410: 'Acyr'} |
| cmap.tables = [] |
| cmap.tables.append(st) |
| os2.setUnicodeRanges({0, 1, 9}) |
| # 'pruneOnly' will clear any bits for which there's no intersection: |
| # bit 1 ('Latin 1 Supplement'), in this case. However, it won't set |
| # bit 7 ('Greek and Coptic') despite the "alpha" character is present. |
| self.assertEqual(os2.recalcUnicodeRanges(font, pruneOnly=True), {0, 9}) |
| # try again with pruneOnly=False: bit 7 is now set. |
| self.assertEqual(os2.recalcUnicodeRanges(font), {0, 7, 9}) |
| # add a non-BMP char from 'Mahjong Tiles' block (bit 122) |
| st.cmap[0x1F000] = 'eastwindtile' |
| # the bit 122 and the special bit 57 ('Non Plane 0') are also enabled |
| self.assertEqual(os2.recalcUnicodeRanges(font), {0, 7, 9, 57, 122}) |
| |
| def test_intersectUnicodeRanges(self): |
| self.assertEqual(intersectUnicodeRanges([0x0410]), {9}) |
| self.assertEqual(intersectUnicodeRanges([0x0410, 0x1F000]), {9, 57, 122}) |
| self.assertEqual( |
| intersectUnicodeRanges([0x0410, 0x1F000], inverse=True), |
| (set(range(123)) - {9, 57, 122})) |
| |
| |
| if __name__ == "__main__": |
| import sys |
| sys.exit(unittest.main()) |