from fontTools.misc.xmlWriter import XMLWriter from fontTools.ttLib.tables.ttProgram import Program from fontTools.misc.textTools import deHexStr import array from io import StringIO import os import unittest CURR_DIR = os.path.abspath(os.path.dirname(os.path.realpath(__file__))) DATA_DIR = os.path.join(CURR_DIR, "data") TTPROGRAM_TTX = os.path.join(DATA_DIR, "ttProgram.ttx") # TTPROGRAM_BIN = os.path.join(DATA_DIR, "ttProgram.bin") ASSEMBLY = [ "PUSH[ ]", "0 4 3", "INSTCTRL[ ]", "POP[ ]", ] BYTECODE = deHexStr( "403b3a393837363534333231302f2e2d2c2b2a292827262524232221201f1e1d1c1b1a" "191817161514131211100f0e0d0c0b0a090807060504030201002c01b0184358456ab0" "194360b0462344231020b0464ef04d2fb000121b21231133592d2c01b0184358b0052b" "b000134bb0145058b100403859b0062b1b21231133592d2c01b01843584eb0032510f2" "21b000124d1b2045b00425b00425234a6164b0285258212310d61bb0032510f221b000" "1259592d2cb01a435821211bb00225b0022549b00325b003254a612064b01050582121" "211bb00325b0032549b0005058b0005058b8ffe238211bb0103821591bb0005258b01e" "38211bb8fff03821595959592d2c01b0184358b0052bb000134bb0145058b90000ffc0" "3859b0062b1b21231133592d2c4e018a10b146194344b00014b10046e2b00015b90000" "fff03800b0003cb0282bb0022510b0003c2d2c0118b0002fb00114f2b00113b001154d" "b000122d2c01b0184358b0052bb00013b90000ffe038b0062b1b21231133592d2c01b0" "18435845646a23456469b01943646060b0462344231020b046f02fb000121b2121208a" "208a525811331b212159592d2c01b10b0a432343650a2d2c00b10a0b4323430b2d2c00" "b0462370b101463e01b0462370b10246453ab10200080d2d2cb0122bb0022545b00225" "456ab0408b60b0022523442121212d2cb0132bb0022545b00225456ab8ffc08c60b002" "2523442121212d2cb000b0122b2121212d2cb000b0132b2121212d2c01b00643b00743" "650a2d2c2069b04061b0008b20b12cc08a8cb8100062602b0c642364615c58b0036159" "2d2cb1000325456854b01c4b505a58b0032545b0032545606820b004252344b0042523" "441bb00325204568208a2344b00325456860b003252344592d2cb00325204568208a23" "44b003254564686560b00425b0016023442d2cb00943588721c01bb01243588745b011" "2bb0472344b0477ae41b038a45186920b04723448a8a8720b0a05158b0112bb0472344" "b0477ae41b21b0477ae4595959182d2c208a4523456860442d2c456a422d2c01182f2d" "2c01b0184358b00425b00425496423456469b0408b6120b080626ab00225b00225618c" "b0194360b0462344218a10b046f6211b21212121592d2c01b0184358b0022545b00225" "4564606ab00325456a6120b00425456a208a8b65b0042523448cb00325234421211b20" "456a4420456a44592d2c012045b00055b018435a584568234569b0408b6120b080626a" "208a236120b003258b65b0042523448cb00325234421211b2121b0192b592d2c018a8a" "45642345646164422d2cb00425b00425b0192bb0184358b00425b00425b00325b01b2b" "01b0022543b04054b0022543b000545a58b003252045b040614459b0022543b00054b0" "022543b040545a58b004252045b04060445959212121212d2c014b525843b002254523" "61441b2121592d2c014b525843b00225452360441b2121592d2c4b525845441b212159" "2d2c0120b003252349b04060b0206320b000525823b002253823b002256538008a6338" "1b212121212159012d2c4b505845441b2121592d2c01b005251023208af500b0016023" "edec2d2c01b005251023208af500b0016123edec2d2c01b0062510f500edec2d2c4623" "46608a8a462320468a608a61b8ff8062232010238ab14b4b8a70456020b0005058b001" "61b8ffba8b1bb0468c59b0106068013a2d2c2045b00325465258b0022546206861b003" "25b003253f2321381b2111592d2c2045b00325465058b0022546206861b00325b00325" "3f2321381b2111592d2c00b00743b006430b2d2c8a10ec2d2cb00c4358211b2046b000" "5258b8fff0381bb0103859592d2c20b0005558b8100063b003254564b00325456461b0" "005358b0021bb04061b00359254569535845441b2121591b21b0022545b00225456164" "b028515845441b212159592d2c21210c6423648bb84000622d2c21b08051580c642364" "8bb82000621bb200402f2b59b002602d2c21b0c051580c6423648bb81555621bb20080" "2f2b59b002602d2c0c6423648bb84000626023212d2c4b5358b00425b0042549642345" "6469b0408b6120b080626ab00225b00225618cb0462344218a10b046f6211b218a1123" "1220392f592d2cb00225b002254964b0c05458b8fff838b008381b2121592d2cb01343" "58031b02592d2cb0134358021b03592d2cb00a2b2310203cb0172b2d2cb00225b8fff0" "38b0282b8a102320d023b0102bb0054358c01b3c59201011b00012012d2c4b53234b51" "5a58381b2121592d2c01b0022510d023c901b00113b0001410b0013cb001162d2c01b0" "0013b001b0032549b0031738b001132d2c4b53234b515a5820458a60441b2121592d2c" "20392f2d" ) class TestFont(object): disassembleInstructions = True class ProgramTest(unittest.TestCase): def test__bool__(self): p = Program() assert not bool(p) bc = array.array("B", [0]) p.fromBytecode(bc) assert bool(p) assert p.bytecode.pop() == 0 assert not bool(p) p = Program() asm = ["SVTCA[0]"] p.fromAssembly(asm) assert bool(p) assert p.assembly.pop() == "SVTCA[0]" assert not bool(p) def test_from_assembly_list(self): p = Program() p.fromAssembly(ASSEMBLY) asm = p.getAssembly() assert ASSEMBLY == asm def test_from_assembly_str(self): p = Program() p.fromAssembly("\n".join(ASSEMBLY)) asm = p.getAssembly() assert ASSEMBLY == asm def test_roundtrip(self): p = Program() p.fromBytecode(BYTECODE) asm = p.getAssembly(preserve=True) p.fromAssembly(asm) assert BYTECODE == p.getBytecode() def test_xml_indentation(self): with open(TTPROGRAM_TTX, "r", encoding="utf-8") as f: ttProgramXML = f.read() p = Program() p.fromBytecode(BYTECODE) ttfont = TestFont() buf = StringIO() writer = XMLWriter(buf) try: p.toXML(writer, ttfont) finally: output_string = buf.getvalue() assert output_string == ttProgramXML if __name__ == "__main__": import sys sys.exit(unittest.main())