from __future__ import print_function, division, absolute_import from __future__ import unicode_literals from fontTools.voltLib.error import VoltLibError from fontTools.voltLib.parser import Parser import codecs import os import shutil import tempfile import unittest class ParserTest(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 test_def_glyph(self): [def_glyph] = self.parse( 'DEF_GLYPH ".notdef" ID 0 TYPE BASE END_GLYPH' ).statements self.assertEqual((def_glyph.name, def_glyph.id, def_glyph.unicode, def_glyph.type, def_glyph.components), (".notdef", 0, None, "BASE", None)) [def_glyph] = self.parse( 'DEF_GLYPH "space" ID 3 UNICODE 32 TYPE BASE END_GLYPH' ).statements self.assertEqual((def_glyph.name, def_glyph.id, def_glyph.unicode, def_glyph.type, def_glyph.components), ("space", 3, [0x0020], "BASE", None)) [def_glyph] = self.parse( 'DEF_GLYPH "CR" ID 2 UNICODEVALUES "U+0009,U+000D" ' 'TYPE BASE END_GLYPH' ).statements self.assertEqual((def_glyph.name, def_glyph.id, def_glyph.unicode, def_glyph.type, def_glyph.components), ("CR", 2, [0x0009, 0x000D], "BASE", None)) [def_glyph] = self.parse( 'DEF_GLYPH "f_f" ID 320 TYPE LIGATURE COMPONENTS 2 END_GLYPH' ).statements self.assertEqual((def_glyph.name, def_glyph.id, def_glyph.unicode, def_glyph.type, def_glyph.components), ("f_f", 320, None, "LIGATURE", 2)) [def_glyph] = self.parse( 'DEF_GLYPH "glyph20" ID 20 END_GLYPH' ).statements self.assertEqual((def_glyph.name, def_glyph.id, def_glyph.unicode, def_glyph.type, def_glyph.components), ("glyph20", 20, None, None, None)) def test_def_group_glyphs(self): [def_group] = self.parse( 'DEF_GROUP "aaccented"\n' 'ENUM GLYPH "aacute" GLYPH "abreve" GLYPH "acircumflex" ' 'GLYPH "adieresis" GLYPH "ae" GLYPH "agrave" GLYPH "amacron" ' 'GLYPH "aogonek" GLYPH "aring" GLYPH "atilde" END_ENUM\n' 'END_GROUP\n' ).statements self.assertEqual((def_group.name, def_group.enum), ("aaccented", ["aacute", "abreve", "acircumflex", "adieresis", "ae", "agrave", "amacron", "aogonek", "aring", "atilde"])) def test_def_group_glyphs_and_group(self): [def_group1, def_group2] = self.parse( 'DEF_GROUP "aaccented"\n' 'ENUM GLYPH "aacute" GLYPH "abreve" GLYPH "acircumflex" ' 'GLYPH "adieresis" GLYPH "ae" GLYPH "agrave" GLYPH "amacron" ' 'GLYPH "aogonek" GLYPH "aring" GLYPH "atilde" END_ENUM\n' 'END_GROUP\n' 'DEF_GROUP "KERN_lc_a_2ND"\n' 'ENUM GLYPH "a" GROUP "aaccented" END_ENUM\n' 'END_GROUP' ).statements self.assertEqual((def_group2.name, def_group2.enum), ("KERN_lc_a_2ND", ["a", "aacute", "abreve", "acircumflex", "adieresis", "ae", "agrave", "amacron", "aogonek", "aring", "atilde"])) def test_def_group_range(self): [def_group] = self.parse( 'DEF_GROUP "KERN_lc_a_2ND"\n' 'ENUM RANGE "a" "atilde" GLYPH "b" RANGE "c" "cdotaccent" ' 'END_ENUM\n' 'END_GROUP' ).statements self.assertEqual((def_group.name, def_group.enum), ("KERN_lc_a_2ND", [("a", "atilde"), "b", ("c", "cdotaccent")])) def test_group_duplicate(self): self.assertRaisesRegex( VoltLibError, 'Glyph group "dup" already defined', self.parse, 'DEF_GROUP "dup"\n' 'ENUM GLYPH "a" GLYPH "b" END_ENUM\n' 'END_GROUP\n' 'DEF_GROUP "dup"\n' 'ENUM GLYPH "x" END_ENUM\n' 'END_GROUP\n' ) def test_langsys(self): [def_script] = self.parse( 'DEF_SCRIPT NAME "Latin" TAG "latn"\n' 'DEF_LANGSYS NAME "Romanian" TAG "ROM "\n' 'END_LANGSYS\n' 'END_SCRIPT' ).statements self.assertEqual((def_script.name, def_script.tag), ("Latin", "latn")) def_lang = def_script.langs[0] self.assertEqual((def_lang.name, def_lang.tag), ("Romanian", "ROM ")) def test_feature(self): [def_script] = self.parse( 'DEF_SCRIPT NAME "Latin" TAG "latn"\n' 'DEF_LANGSYS NAME "Romanian" TAG "ROM "\n' 'DEF_FEATURE NAME "Fractions" TAG "frac"\n' 'LOOKUP "fraclookup"\n' 'END_FEATURE\n' 'END_LANGSYS\n' 'END_SCRIPT' ).statements def_feature = def_script.langs[0].features[0] self.assertEqual((def_feature.name, def_feature.tag, def_feature.lookups), ("Fractions", "frac", ["fraclookup"])) [def_script] = self.parse( 'DEF_SCRIPT NAME "Latin" TAG "latn"\n' 'DEF_LANGSYS NAME "Romanian" TAG "ROM "\n' 'DEF_FEATURE NAME "Kerning" TAG "kern"\n' 'LOOKUP "kern1" LOOKUP "kern2"\n' 'END_FEATURE\n' 'END_LANGSYS\n' 'END_SCRIPT' ).statements def_feature = def_script.langs[0].features[0] self.assertEqual((def_feature.name, def_feature.tag, def_feature.lookups), ("Kerning", "kern", ["kern1", "kern2"])) def test_substitution_single(self): [lookup] = self.parse( 'DEF_LOOKUP "smcp" PROCESS_BASE PROCESS_MARKS ALL ' 'DIRECTION LTR\n' 'IN_CONTEXT\n' 'END_CONTEXT\n' 'AS_SUBSTITUTION\n' 'SUB GLYPH "a"\n' 'WITH GLYPH "a.sc"\n' 'END_SUB\n' 'SUB GLYPH "b"\n' 'WITH GLYPH "b.sc"\n' 'END_SUB\n' 'END_SUBSTITUTION' ).statements self.assertEqual((lookup.name, list(lookup.sub.mapping)), ("smcp", [("a", "a.sc"), ("b", "b.sc")])) def test_substitution_single_in_context(self): [group, lookup] = self.parse( 'DEF_GROUP "Denominators" ENUM GLYPH "one.dnom" GLYPH "two.dnom" ' 'END_ENUM END_GROUP\n' 'DEF_LOOKUP "fracdnom" PROCESS_BASE PROCESS_MARKS ALL ' 'DIRECTION LTR\n' 'IN_CONTEXT LEFT ENUM GROUP "Denominators" GLYPH "fraction" ' 'END_ENUM\n' 'END_CONTEXT\n' 'AS_SUBSTITUTION\n' 'SUB GLYPH "one"\n' 'WITH GLYPH "one.dnom"\n' 'END_SUB\n' 'SUB GLYPH "two"\n' 'WITH GLYPH "two.dnom"\n' 'END_SUB\n' 'END_SUBSTITUTION' ).statements context = lookup.context[0] self.assertEqual((lookup.name, list(lookup.sub.mapping), context.ex_or_in, context.left, context.right), ("fracdnom", [("one", "one.dnom"), ("two", "two.dnom")], "IN_CONTEXT", [["one.dnom", "two.dnom", "fraction"]], [])) def test_substitution_single_in_contexts(self): [group, lookup] = self.parse( 'DEF_GROUP "Hebrew" ENUM GLYPH "uni05D0" GLYPH "uni05D1" ' 'END_ENUM END_GROUP\n' 'DEF_LOOKUP "HebrewCurrency" PROCESS_BASE PROCESS_MARKS ALL ' 'DIRECTION LTR\n' 'IN_CONTEXT\n' 'RIGHT GROUP "Hebrew"\n' 'RIGHT GLYPH "one.Hebr"\n' 'END_CONTEXT\n' 'IN_CONTEXT\n' 'LEFT GROUP "Hebrew"\n' 'LEFT GLYPH "one.Hebr"\n' 'END_CONTEXT\n' 'AS_SUBSTITUTION\n' 'SUB GLYPH "dollar"\n' 'WITH GLYPH "dollar.Hebr"\n' 'END_SUB\n' 'END_SUBSTITUTION' ).statements context1 = lookup.context[0] context2 = lookup.context[1] self.assertEqual((lookup.name, context1.ex_or_in, context1.left, context1.right, context2.ex_or_in, context2.left, context2.right), ("HebrewCurrency", "IN_CONTEXT", [], [["uni05D0", "uni05D1"], ["one.Hebr"]], "IN_CONTEXT", [["uni05D0", "uni05D1"], ["one.Hebr"]], [])) def test_def_attach(self): [lookup, anchor1, anchor2] = self.parse( 'DEF_LOOKUP "anchor_top" PROCESS_BASE PROCESS_MARKS ALL ' 'DIRECTION RTL\n' 'IN_CONTEXT\n' 'END_CONTEXT\n' 'AS_POSITION\n' 'ATTACH GLYPH "a"\n' 'TO GLYPH "acutecomb" AT ANCHOR "top"\n' 'END_ATTACH\n' 'END_POSITION\n' 'DEF_ANCHOR "MARK_top" ON 120 GLYPH acutecomb COMPONENT 1 ' 'AT POS DX 0 DY 450 END_POS END_ANCHOR\n' 'DEF_ANCHOR "top" ON 31 GLYPH a COMPONENT 1 ' 'AT POS DX 210 DY 450 END_POS END_ANCHOR\n' ).statements self.assertEqual( (lookup.name, lookup.pos.coverage, lookup.pos.coverage_to, lookup.pos.anchor), ("anchor_top", ['a'], ['acutecomb'], 'top') ) self.assertEqual( (anchor1.name, anchor1.gid, anchor1.glyph_name, anchor1.component, anchor1.locked, anchor1.pos), ("MARK_top", 120, "acutecomb", 1, False, (None, 0, 450, {}, {}, {})) ) self.assertEqual( (anchor2.name, anchor2.gid, anchor2.glyph_name, anchor2.component, anchor2.locked, anchor2.pos), ("top", 31, "a", 1, False, (None, 210, 450, {}, {}, {})) ) def test_adjust_pair(self): [lookup] = self.parse( 'DEF_LOOKUP "kern1" PROCESS_BASE PROCESS_MARKS ALL ' 'DIRECTION RTL\n' 'IN_CONTEXT\n' 'END_CONTEXT\n' 'AS_POSITION\n' 'ADJUST_PAIR\n' ' FIRST GLYPH "A"\n' ' SECOND GLYPH "V"\n' ' 1 2 BY POS ADV -30 END_POS POS END_POS\n' ' 2 1 BY POS ADV -30 END_POS POS END_POS\n' 'END_ADJUST\n' 'END_POSITION\n' ).statements self.assertEqual( (lookup.name, lookup.pos.coverages_1, lookup.pos.coverages_2, lookup.pos.adjust), ("kern1", [["A"]], [["V"]], {(1, 2): ((-30, None, None, {}, {}, {}), (None, None, None, {}, {}, {})), (2, 1): ((-30, None, None, {}, {}, {}), (None, None, None, {}, {}, {}))}) ) def test_def_anchor(self): [anchor] = self.parse( 'DEF_ANCHOR "MARK_top" ON 120 GLYPH acutecomb COMPONENT 1 AT POS DX 0 DY 450 END_POS END_ANCHOR' ).statements self.assertEqual( (anchor.name, anchor.gid, anchor.glyph_name, anchor.component, anchor.locked, anchor.pos), ("MARK_top", 120, "acutecomb", 1, False, (None, 0, 450, {}, {}, {})) ) def setUp(self): self.tempdir = None self.num_tempfiles = 0 def tearDown(self): if self.tempdir: shutil.rmtree(self.tempdir) def parse(self, text): if not self.tempdir: self.tempdir = tempfile.mkdtemp() self.num_tempfiles += 1 path = os.path.join(self.tempdir, "tmp%d.vtp" % self.num_tempfiles) with codecs.open(path, "wb", "utf-8") as outfile: outfile.write(text) return Parser(path).parse() if __name__ == "__main__": unittest.main()