| from __future__ import print_function, division, absolute_import, unicode_literals |
| from fontTools.misc.py23 import * |
| from fontTools.misc.testTools import parseXML, getXML |
| from fontTools.misc.textTools import deHexStr |
| from fontTools.ttLib import TTFont, TTLibError |
| from fontTools.ttLib.tables._t_r_a_k import * |
| from fontTools.ttLib.tables._n_a_m_e import table__n_a_m_e, NameRecord |
| import unittest |
| |
| |
| # /Library/Fonts/Osaka.ttf from OSX has trak table with both horiz and vertData |
| OSAKA_TRAK_TABLE_DATA = deHexStr( |
| '00 01 00 00 00 00 00 0c 00 40 00 00 00 03 00 02 00 00 00 2c ff ff ' |
| '00 00 01 06 00 34 00 00 00 00 01 07 00 38 00 01 00 00 01 08 00 3c ' |
| '00 0c 00 00 00 18 00 00 ff f4 ff f4 00 00 00 00 00 0c 00 0c 00 03 ' |
| '00 02 00 00 00 60 ff ff 00 00 01 09 00 68 00 00 00 00 01 0a 00 6c ' |
| '00 01 00 00 01 0b 00 70 00 0c 00 00 00 18 00 00 ff f4 ff f4 00 00 ' |
| '00 00 00 0c 00 0c') |
| |
| # decompiled horizData and vertData entries from Osaka.ttf |
| OSAKA_HORIZ_TRACK_ENTRIES = { |
| -1.0: TrackTableEntry({24.0: -12, 12.0: -12}, nameIndex=262), |
| 0.0: TrackTableEntry({24.0: 0, 12.0: 0}, nameIndex=263), |
| 1.0: TrackTableEntry({24.0: 12, 12.0: 12}, nameIndex=264) |
| } |
| |
| OSAKA_VERT_TRACK_ENTRIES = { |
| -1.0: TrackTableEntry({24.0: -12, 12.0: -12}, nameIndex=265), |
| 0.0: TrackTableEntry({24.0: 0, 12.0: 0}, nameIndex=266), |
| 1.0: TrackTableEntry({24.0: 12, 12.0: 12}, nameIndex=267) |
| } |
| |
| OSAKA_TRAK_TABLE_XML = [ |
| '<version value="1.0"/>', |
| '<format value="0"/>', |
| '<horizData>', |
| ' <!-- nTracks=3, nSizes=2 -->', |
| ' <trackEntry value="-1.0" nameIndex="262">', |
| ' <!-- Tight -->', |
| ' <track size="12.0" value="-12"/>', |
| ' <track size="24.0" value="-12"/>', |
| ' </trackEntry>', |
| ' <trackEntry value="0.0" nameIndex="263">', |
| ' <!-- Normal -->', |
| ' <track size="12.0" value="0"/>', |
| ' <track size="24.0" value="0"/>', |
| ' </trackEntry>', |
| ' <trackEntry value="1.0" nameIndex="264">', |
| ' <!-- Loose -->', |
| ' <track size="12.0" value="12"/>', |
| ' <track size="24.0" value="12"/>', |
| ' </trackEntry>', |
| '</horizData>', |
| '<vertData>', |
| ' <!-- nTracks=3, nSizes=2 -->', |
| ' <trackEntry value="-1.0" nameIndex="265">', |
| ' <!-- Tight -->', |
| ' <track size="12.0" value="-12"/>', |
| ' <track size="24.0" value="-12"/>', |
| ' </trackEntry>', |
| ' <trackEntry value="0.0" nameIndex="266">', |
| ' <!-- Normal -->', |
| ' <track size="12.0" value="0"/>', |
| ' <track size="24.0" value="0"/>', |
| ' </trackEntry>', |
| ' <trackEntry value="1.0" nameIndex="267">', |
| ' <!-- Loose -->', |
| ' <track size="12.0" value="12"/>', |
| ' <track size="24.0" value="12"/>', |
| ' </trackEntry>', |
| '</vertData>', |
| ] |
| |
| # made-up table containing only vertData (no horizData) |
| OSAKA_VERT_ONLY_TRAK_TABLE_DATA = deHexStr( |
| '00 01 00 00 00 00 00 00 00 0c 00 00 00 03 00 02 00 00 00 2c ff ff ' |
| '00 00 01 09 00 34 00 00 00 00 01 0a 00 38 00 01 00 00 01 0b 00 3c ' |
| '00 0c 00 00 00 18 00 00 ff f4 ff f4 00 00 00 00 00 0c 00 0c') |
| |
| OSAKA_VERT_ONLY_TRAK_TABLE_XML = [ |
| '<version value="1.0"/>', |
| '<format value="0"/>', |
| '<horizData>', |
| ' <!-- nTracks=0, nSizes=0 -->', |
| '</horizData>', |
| '<vertData>', |
| ' <!-- nTracks=3, nSizes=2 -->', |
| ' <trackEntry value="-1.0" nameIndex="265">', |
| ' <!-- Tight -->', |
| ' <track size="12.0" value="-12"/>', |
| ' <track size="24.0" value="-12"/>', |
| ' </trackEntry>', |
| ' <trackEntry value="0.0" nameIndex="266">', |
| ' <!-- Normal -->', |
| ' <track size="12.0" value="0"/>', |
| ' <track size="24.0" value="0"/>', |
| ' </trackEntry>', |
| ' <trackEntry value="1.0" nameIndex="267">', |
| ' <!-- Loose -->', |
| ' <track size="12.0" value="12"/>', |
| ' <track size="24.0" value="12"/>', |
| ' </trackEntry>', |
| '</vertData>', |
| ] |
| |
| |
| # also /Library/Fonts/Skia.ttf contains a trak table with horizData |
| SKIA_TRAK_TABLE_DATA = deHexStr( |
| '00 01 00 00 00 00 00 0c 00 00 00 00 00 03 00 05 00 00 00 2c ff ff ' |
| '00 00 01 13 00 40 00 00 00 00 01 2f 00 4a 00 01 00 00 01 14 00 54 ' |
| '00 09 00 00 00 0a 00 00 00 0c 00 00 00 12 00 00 00 13 00 00 ff f6 ' |
| 'ff e2 ff c4 ff c1 ff c1 00 0f 00 00 ff fb ff e7 ff e7 00 8c 00 82 ' |
| '00 7d 00 73 00 73') |
| |
| SKIA_TRACK_ENTRIES = { |
| -1.0: TrackTableEntry( |
| {9.0: -10, 10.0: -30, 19.0: -63, 12.0: -60, 18.0: -63}, nameIndex=275), |
| 0.0: TrackTableEntry( |
| {9.0: 15, 10.0: 0, 19.0: -25, 12.0: -5, 18.0: -25}, nameIndex=303), |
| 1.0: TrackTableEntry( |
| {9.0: 140, 10.0: 130, 19.0: 115, 12.0: 125, 18.0: 115}, nameIndex=276) |
| } |
| |
| SKIA_TRAK_TABLE_XML = [ |
| '<version value="1.0"/>', |
| '<format value="0"/>', |
| '<horizData>', |
| ' <!-- nTracks=3, nSizes=5 -->', |
| ' <trackEntry value="-1.0" nameIndex="275">', |
| ' <!-- Tight -->', |
| ' <track size="9.0" value="-10"/>', |
| ' <track size="10.0" value="-30"/>', |
| ' <track size="12.0" value="-60"/>', |
| ' <track size="18.0" value="-63"/>', |
| ' <track size="19.0" value="-63"/>', |
| ' </trackEntry>', |
| ' <trackEntry value="0.0" nameIndex="303">', |
| ' <!-- Normal -->', |
| ' <track size="9.0" value="15"/>', |
| ' <track size="10.0" value="0"/>', |
| ' <track size="12.0" value="-5"/>', |
| ' <track size="18.0" value="-25"/>', |
| ' <track size="19.0" value="-25"/>', |
| ' </trackEntry>', |
| ' <trackEntry value="1.0" nameIndex="276">', |
| ' <!-- Loose -->', |
| ' <track size="9.0" value="140"/>', |
| ' <track size="10.0" value="130"/>', |
| ' <track size="12.0" value="125"/>', |
| ' <track size="18.0" value="115"/>', |
| ' <track size="19.0" value="115"/>', |
| ' </trackEntry>', |
| '</horizData>', |
| '<vertData>', |
| ' <!-- nTracks=0, nSizes=0 -->', |
| '</vertData>', |
| ] |
| |
| |
| class TrackingTableTest(unittest.TestCase): |
| |
| def __init__(self, methodName): |
| unittest.TestCase.__init__(self, methodName) |
| # Python 3 renamed assertRaisesRegexp to assertRaisesRegex, |
| # and fires deprecation warnings if a program uses the old name. |
| if not hasattr(self, "assertRaisesRegex"): |
| self.assertRaisesRegex = self.assertRaisesRegexp |
| |
| def setUp(self): |
| table = table__t_r_a_k() |
| table.version = 1.0 |
| table.format = 0 |
| self.font = {'trak': table} |
| |
| def test_compile_horiz(self): |
| table = self.font['trak'] |
| table.horizData = TrackData(SKIA_TRACK_ENTRIES) |
| trakData = table.compile(self.font) |
| self.assertEqual(trakData, SKIA_TRAK_TABLE_DATA) |
| |
| def test_compile_vert(self): |
| table = self.font['trak'] |
| table.vertData = TrackData(OSAKA_VERT_TRACK_ENTRIES) |
| trakData = table.compile(self.font) |
| self.assertEqual(trakData, OSAKA_VERT_ONLY_TRAK_TABLE_DATA) |
| |
| def test_compile_horiz_and_vert(self): |
| table = self.font['trak'] |
| table.horizData = TrackData(OSAKA_HORIZ_TRACK_ENTRIES) |
| table.vertData = TrackData(OSAKA_VERT_TRACK_ENTRIES) |
| trakData = table.compile(self.font) |
| self.assertEqual(trakData, OSAKA_TRAK_TABLE_DATA) |
| |
| def test_compile_longword_aligned(self): |
| table = self.font['trak'] |
| # without padding, this 'horizData' would end up 46 byte long |
| table.horizData = TrackData({ |
| 0.0: TrackTableEntry(nameIndex=256, values={12.0: 0, 24.0: 0, 36.0: 0}) |
| }) |
| table.vertData = TrackData({ |
| 0.0: TrackTableEntry(nameIndex=257, values={12.0: 0, 24.0: 0, 36.0: 0}) |
| }) |
| trakData = table.compile(self.font) |
| self.assertTrue(table.vertOffset % 4 == 0) |
| |
| def test_compile_sizes_mismatch(self): |
| table = self.font['trak'] |
| table.horizData = TrackData({ |
| -1.0: TrackTableEntry(nameIndex=256, values={9.0: -10, 10.0: -30}), |
| 0.0: TrackTableEntry(nameIndex=257, values={8.0: 20, 12.0: 0}) |
| }) |
| with self.assertRaisesRegex(TTLibError, 'entries must specify the same sizes'): |
| table.compile(self.font) |
| |
| def test_decompile_horiz(self): |
| table = self.font['trak'] |
| table.decompile(SKIA_TRAK_TABLE_DATA, self.font) |
| self.assertEqual(table.horizData, SKIA_TRACK_ENTRIES) |
| self.assertEqual(table.vertData, TrackData()) |
| |
| def test_decompile_vert(self): |
| table = self.font['trak'] |
| table.decompile(OSAKA_VERT_ONLY_TRAK_TABLE_DATA, self.font) |
| self.assertEqual(table.horizData, TrackData()) |
| self.assertEqual(table.vertData, OSAKA_VERT_TRACK_ENTRIES) |
| |
| def test_decompile_horiz_and_vert(self): |
| table = self.font['trak'] |
| table.decompile(OSAKA_TRAK_TABLE_DATA, self.font) |
| self.assertEqual(table.horizData, OSAKA_HORIZ_TRACK_ENTRIES) |
| self.assertEqual(table.vertData, OSAKA_VERT_TRACK_ENTRIES) |
| |
| def test_roundtrip_decompile_compile(self): |
| for trakData in ( |
| OSAKA_TRAK_TABLE_DATA, |
| OSAKA_VERT_ONLY_TRAK_TABLE_DATA, |
| SKIA_TRAK_TABLE_DATA): |
| table = table__t_r_a_k() |
| table.decompile(trakData, ttFont=None) |
| newTrakData = table.compile(ttFont=None) |
| self.assertEqual(trakData, newTrakData) |
| |
| def test_fromXML_horiz(self): |
| table = self.font['trak'] |
| for name, attrs, content in parseXML(SKIA_TRAK_TABLE_XML): |
| table.fromXML(name, attrs, content, self.font) |
| self.assertEqual(table.version, 1.0) |
| self.assertEqual(table.format, 0) |
| self.assertEqual(table.horizData, SKIA_TRACK_ENTRIES) |
| self.assertEqual(table.vertData, TrackData()) |
| |
| def test_fromXML_horiz_and_vert(self): |
| table = self.font['trak'] |
| for name, attrs, content in parseXML(OSAKA_TRAK_TABLE_XML): |
| table.fromXML(name, attrs, content, self.font) |
| self.assertEqual(table.version, 1.0) |
| self.assertEqual(table.format, 0) |
| self.assertEqual(table.horizData, OSAKA_HORIZ_TRACK_ENTRIES) |
| self.assertEqual(table.vertData, OSAKA_VERT_TRACK_ENTRIES) |
| |
| def test_fromXML_vert(self): |
| table = self.font['trak'] |
| for name, attrs, content in parseXML(OSAKA_VERT_ONLY_TRAK_TABLE_XML): |
| table.fromXML(name, attrs, content, self.font) |
| self.assertEqual(table.version, 1.0) |
| self.assertEqual(table.format, 0) |
| self.assertEqual(table.horizData, TrackData()) |
| self.assertEqual(table.vertData, OSAKA_VERT_TRACK_ENTRIES) |
| |
| def test_toXML_horiz(self): |
| table = self.font['trak'] |
| table.horizData = TrackData(SKIA_TRACK_ENTRIES) |
| add_name(self.font, 'Tight', nameID=275) |
| add_name(self.font, 'Normal', nameID=303) |
| add_name(self.font, 'Loose', nameID=276) |
| self.assertEqual( |
| SKIA_TRAK_TABLE_XML, |
| getXML(table.toXML, self.font)) |
| |
| def test_toXML_horiz_and_vert(self): |
| table = self.font['trak'] |
| table.horizData = TrackData(OSAKA_HORIZ_TRACK_ENTRIES) |
| table.vertData = TrackData(OSAKA_VERT_TRACK_ENTRIES) |
| add_name(self.font, 'Tight', nameID=262) |
| add_name(self.font, 'Normal', nameID=263) |
| add_name(self.font, 'Loose', nameID=264) |
| add_name(self.font, 'Tight', nameID=265) |
| add_name(self.font, 'Normal', nameID=266) |
| add_name(self.font, 'Loose', nameID=267) |
| self.assertEqual( |
| OSAKA_TRAK_TABLE_XML, |
| getXML(table.toXML, self.font)) |
| |
| def test_toXML_vert(self): |
| table = self.font['trak'] |
| table.vertData = TrackData(OSAKA_VERT_TRACK_ENTRIES) |
| add_name(self.font, 'Tight', nameID=265) |
| add_name(self.font, 'Normal', nameID=266) |
| add_name(self.font, 'Loose', nameID=267) |
| self.assertEqual( |
| OSAKA_VERT_ONLY_TRAK_TABLE_XML, |
| getXML(table.toXML, self.font)) |
| |
| def test_roundtrip_fromXML_toXML(self): |
| font = {} |
| add_name(font, 'Tight', nameID=275) |
| add_name(font, 'Normal', nameID=303) |
| add_name(font, 'Loose', nameID=276) |
| add_name(font, 'Tight', nameID=262) |
| add_name(font, 'Normal', nameID=263) |
| add_name(font, 'Loose', nameID=264) |
| add_name(font, 'Tight', nameID=265) |
| add_name(font, 'Normal', nameID=266) |
| add_name(font, 'Loose', nameID=267) |
| for input_xml in ( |
| SKIA_TRAK_TABLE_XML, |
| OSAKA_TRAK_TABLE_XML, |
| OSAKA_VERT_ONLY_TRAK_TABLE_XML): |
| table = table__t_r_a_k() |
| font['trak'] = table |
| for name, attrs, content in parseXML(input_xml): |
| table.fromXML(name, attrs, content, font) |
| output_xml = getXML(table.toXML, font) |
| self.assertEqual(input_xml, output_xml) |
| |
| |
| def add_name(font, string, nameID): |
| nameTable = font.get("name") |
| if nameTable is None: |
| nameTable = font["name"] = table__n_a_m_e() |
| nameTable.names = [] |
| namerec = NameRecord() |
| namerec.nameID = nameID |
| namerec.string = string.encode('mac_roman') |
| namerec.platformID, namerec.platEncID, namerec.langID = (1, 0, 0) |
| nameTable.names.append(namerec) |
| |
| |
| if __name__ == "__main__": |
| import sys |
| sys.exit(unittest.main()) |
