| from fontTools.misc.loggingTools import CapturingLogHandler |
| from fontTools.misc.testTools import FakeFont, makeXMLWriter |
| from fontTools.misc.textTools import deHexStr |
| import fontTools.ttLib.tables.otConverters as otConverters |
| from fontTools.ttLib import newTable |
| from fontTools.ttLib.tables.otBase import OTTableReader, OTTableWriter |
| import unittest |
| |
| |
| class Char64Test(unittest.TestCase): |
| font = FakeFont([]) |
| converter = otConverters.Char64("char64", 0, None, None) |
| |
| def test_read(self): |
| reader = OTTableReader(b"Hello\0junk after zero byte" + 100 * b"\0") |
| self.assertEqual(self.converter.read(reader, self.font, {}), "Hello") |
| self.assertEqual(reader.pos, 64) |
| |
| def test_read_replace_not_ascii(self): |
| reader = OTTableReader(b"Hello \xE4 world" + 100 * b"\0") |
| with CapturingLogHandler(otConverters.log, "WARNING") as captor: |
| data = self.converter.read(reader, self.font, {}) |
| self.assertEqual(data, "Hello � world") |
| self.assertEqual(reader.pos, 64) |
| self.assertIn( |
| 'replaced non-ASCII characters in "Hello � world"', |
| [r.msg for r in captor.records], |
| ) |
| |
| def test_write(self): |
| writer = OTTableWriter() |
| self.converter.write(writer, self.font, {}, "Hello world") |
| self.assertEqual(writer.getData(), b"Hello world" + 53 * b"\0") |
| |
| def test_write_replace_not_ascii(self): |
| writer = OTTableWriter() |
| with CapturingLogHandler(otConverters.log, "WARNING") as captor: |
| self.converter.write(writer, self.font, {}, "Hello ☃") |
| self.assertEqual(writer.getData(), b"Hello ?" + 57 * b"\0") |
| self.assertIn( |
| 'replacing non-ASCII characters in "Hello ☃"', |
| [r.msg for r in captor.records], |
| ) |
| |
| def test_write_truncated(self): |
| writer = OTTableWriter() |
| with CapturingLogHandler(otConverters.log, "WARNING") as captor: |
| self.converter.write(writer, self.font, {}, "A" * 80) |
| self.assertEqual(writer.getData(), b"A" * 64) |
| self.assertIn( |
| 'truncating overlong "' + "A" * 80 + '" to 64 bytes', |
| [r.msg for r in captor.records], |
| ) |
| |
| def test_xmlRead(self): |
| value = self.converter.xmlRead({"value": "Foo"}, [], self.font) |
| self.assertEqual(value, "Foo") |
| |
| def test_xmlWrite(self): |
| writer = makeXMLWriter() |
| self.converter.xmlWrite( |
| writer, self.font, "Hello world", "Element", [("attr", "v")] |
| ) |
| xml = writer.file.getvalue().decode("utf-8").rstrip() |
| self.assertEqual(xml, '<Element attr="v" value="Hello world"/>') |
| |
| |
| class GlyphIDTest(unittest.TestCase): |
| font = FakeFont(".notdef A B C".split()) |
| converter = otConverters.GlyphID("GlyphID", 0, None, None) |
| |
| def test_readArray(self): |
| reader = OTTableReader(deHexStr("0002 0001 DEAD 0002")) |
| self.assertEqual( |
| self.converter.readArray(reader, self.font, {}, 4), |
| ["B", "A", "glyph57005", "B"], |
| ) |
| self.assertEqual(reader.pos, 8) |
| |
| def test_read(self): |
| reader = OTTableReader(deHexStr("0003")) |
| self.assertEqual(self.converter.read(reader, self.font, {}), "C") |
| self.assertEqual(reader.pos, 2) |
| |
| def test_write(self): |
| writer = OTTableWriter() |
| self.converter.write(writer, self.font, {}, "B") |
| self.assertEqual(writer.getData(), deHexStr("0002")) |
| |
| |
| class LongTest(unittest.TestCase): |
| font = FakeFont([]) |
| converter = otConverters.Long("Long", 0, None, None) |
| |
| def test_read(self): |
| reader = OTTableReader(deHexStr("FF0000EE")) |
| self.assertEqual(self.converter.read(reader, self.font, {}), -16776978) |
| self.assertEqual(reader.pos, 4) |
| |
| def test_write(self): |
| writer = OTTableWriter() |
| self.converter.write(writer, self.font, {}, -16777213) |
| self.assertEqual(writer.getData(), deHexStr("FF000003")) |
| |
| def test_xmlRead(self): |
| value = self.converter.xmlRead({"value": "314159"}, [], self.font) |
| self.assertEqual(value, 314159) |
| |
| def test_xmlWrite(self): |
| writer = makeXMLWriter() |
| self.converter.xmlWrite(writer, self.font, 291, "Foo", [("attr", "v")]) |
| xml = writer.file.getvalue().decode("utf-8").rstrip() |
| self.assertEqual(xml, '<Foo attr="v" value="291"/>') |
| |
| |
| class NameIDTest(unittest.TestCase): |
| converter = otConverters.NameID("NameID", 0, None, None) |
| |
| def makeFont(self): |
| nameTable = newTable("name") |
| nameTable.setName("Demibold Condensed", 0x123, 3, 0, 0x409) |
| nameTable.setName("Copyright 2018", 0, 3, 0, 0x409) |
| return {"name": nameTable} |
| |
| def test_read(self): |
| font = self.makeFont() |
| reader = OTTableReader(deHexStr("0123")) |
| self.assertEqual(self.converter.read(reader, font, {}), 0x123) |
| |
| def test_write(self): |
| writer = OTTableWriter() |
| self.converter.write(writer, self.makeFont(), {}, 0x123) |
| self.assertEqual(writer.getData(), deHexStr("0123")) |
| |
| def test_xmlWrite(self): |
| writer = makeXMLWriter() |
| self.converter.xmlWrite( |
| writer, self.makeFont(), 291, "FooNameID", [("attr", "val")] |
| ) |
| xml = writer.file.getvalue().decode("utf-8").rstrip() |
| self.assertEqual( |
| xml, '<FooNameID attr="val" value="291"/> <!-- Demibold Condensed -->' |
| ) |
| |
| def test_xmlWrite_missingID(self): |
| writer = makeXMLWriter() |
| with CapturingLogHandler(otConverters.log, "WARNING") as captor: |
| self.converter.xmlWrite( |
| writer, self.makeFont(), 666, "Entity", [("attrib", "val")] |
| ) |
| self.assertIn( |
| "name id 666 missing from name table", [r.msg for r in captor.records] |
| ) |
| xml = writer.file.getvalue().decode("utf-8").rstrip() |
| self.assertEqual( |
| xml, |
| '<Entity attrib="val"' ' value="666"/> <!-- missing from name table -->', |
| ) |
| |
| def test_xmlWrite_NULL(self): |
| writer = makeXMLWriter() |
| self.converter.xmlWrite( |
| writer, self.makeFont(), 0, "FooNameID", [("attr", "val")] |
| ) |
| xml = writer.file.getvalue().decode("utf-8").rstrip() |
| self.assertEqual(xml, '<FooNameID attr="val" value="0"/>') |
| |
| |
| class UInt8Test(unittest.TestCase): |
| font = FakeFont([]) |
| converter = otConverters.UInt8("UInt8", 0, None, None) |
| |
| def test_read(self): |
| reader = OTTableReader(deHexStr("FE")) |
| self.assertEqual(self.converter.read(reader, self.font, {}), 254) |
| self.assertEqual(reader.pos, 1) |
| |
| def test_write(self): |
| writer = OTTableWriter() |
| self.converter.write(writer, self.font, {}, 253) |
| self.assertEqual(writer.getData(), deHexStr("FD")) |
| |
| def test_xmlRead(self): |
| value = self.converter.xmlRead({"value": "254"}, [], self.font) |
| self.assertEqual(value, 254) |
| |
| def test_xmlWrite(self): |
| writer = makeXMLWriter() |
| self.converter.xmlWrite(writer, self.font, 251, "Foo", [("attr", "v")]) |
| xml = writer.file.getvalue().decode("utf-8").rstrip() |
| self.assertEqual(xml, '<Foo attr="v" value="251"/>') |
| |
| |
| class AATLookupTest(unittest.TestCase): |
| font = FakeFont(".notdef A B C D E F G H A.alt B.alt".split()) |
| converter = otConverters.AATLookup( |
| "AATLookup", 0, None, tableClass=otConverters.GlyphID |
| ) |
| |
| 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_readFormat0(self): |
| reader = OTTableReader(deHexStr("0000 0000 0001 0002 0000 7D00 0001")) |
| self.assertEqual( |
| self.converter.read(reader, self.font, None), |
| { |
| ".notdef": ".notdef", |
| "A": "A", |
| "B": "B", |
| "C": ".notdef", |
| "D": "glyph32000", |
| "E": "A", |
| }, |
| ) |
| |
| def test_readFormat2(self): |
| reader = OTTableReader( |
| deHexStr( |
| "0002 0006 0002 000C 0001 0006 " |
| "0002 0001 0003 " # glyph A..B: map to C |
| "0007 0005 0008 " # glyph E..G: map to H |
| "FFFF FFFF FFFF" |
| ) |
| ) # end of search table |
| self.assertEqual( |
| self.converter.read(reader, self.font, None), |
| { |
| "A": "C", |
| "B": "C", |
| "E": "H", |
| "F": "H", |
| "G": "H", |
| }, |
| ) |
| |
| def test_readFormat4(self): |
| reader = OTTableReader( |
| deHexStr( |
| "0004 0006 0003 000C 0001 0006 " |
| "0002 0001 001E " # glyph 1..2: mapping at offset 0x1E |
| "0005 0004 001E " # glyph 4..5: mapping at offset 0x1E |
| "FFFF FFFF FFFF " # end of search table |
| "0007 0008" |
| ) |
| ) # offset 0x18: glyphs [7, 8] = [G, H] |
| self.assertEqual( |
| self.converter.read(reader, self.font, None), |
| { |
| "A": "G", |
| "B": "H", |
| "D": "G", |
| "E": "H", |
| }, |
| ) |
| |
| def test_readFormat6(self): |
| reader = OTTableReader( |
| deHexStr( |
| "0006 0004 0002 0008 0001 0004 " |
| "0003 0001 " # C --> A |
| "0005 0002 " # E --> B |
| "FFFF FFFF" |
| ) |
| ) # end of search table |
| self.assertEqual( |
| self.converter.read(reader, self.font, None), |
| { |
| "C": "A", |
| "E": "B", |
| }, |
| ) |
| |
| def test_readFormat8(self): |
| reader = OTTableReader( |
| deHexStr("0008 " "0003 0003 " "0007 0001 0002") # first: C, count: 3 |
| ) # [G, A, B] |
| self.assertEqual( |
| self.converter.read(reader, self.font, None), |
| { |
| "C": "G", |
| "D": "A", |
| "E": "B", |
| }, |
| ) |
| |
| def test_readUnknownFormat(self): |
| reader = OTTableReader(deHexStr("0009")) |
| self.assertRaisesRegex( |
| AssertionError, |
| "unsupported lookup format: 9", |
| self.converter.read, |
| reader, |
| self.font, |
| None, |
| ) |
| |
| def test_writeFormat0(self): |
| writer = OTTableWriter() |
| font = FakeFont(".notdef A B C".split()) |
| self.converter.write( |
| writer, font, {}, {".notdef": ".notdef", "A": "C", "B": "C", "C": "A"} |
| ) |
| self.assertEqual(writer.getData(), deHexStr("0000 0000 0003 0003 0001")) |
| |
| def test_writeFormat2(self): |
| writer = OTTableWriter() |
| font = FakeFont(".notdef A B C D E F G H".split()) |
| self.converter.write( |
| writer, |
| font, |
| {}, |
| { |
| "B": "C", |
| "C": "C", |
| "D": "C", |
| "E": "C", |
| "G": "A", |
| "H": "A", |
| }, |
| ) |
| self.assertEqual( |
| writer.getData(), |
| deHexStr( |
| "0002 " # format=2 |
| "0006 " # binSrchHeader.unitSize=6 |
| "0002 " # binSrchHeader.nUnits=2 |
| "000C " # binSrchHeader.searchRange=12 |
| "0001 " # binSrchHeader.entrySelector=1 |
| "0000 " # binSrchHeader.rangeShift=0 |
| "0005 0002 0003 " # segments[0].lastGlyph=E, firstGlyph=B, value=C |
| "0008 0007 0001 " # segments[1].lastGlyph=H, firstGlyph=G, value=A |
| "FFFF FFFF 0000 " # segments[2]=<END> |
| ), |
| ) |
| |
| def test_writeFormat6(self): |
| writer = OTTableWriter() |
| font = FakeFont(".notdef A B C D E".split()) |
| self.converter.write( |
| writer, |
| font, |
| {}, |
| { |
| "A": "C", |
| "C": "B", |
| "D": "D", |
| "E": "E", |
| }, |
| ) |
| self.assertEqual( |
| writer.getData(), |
| deHexStr( |
| "0006 " # format=6 |
| "0004 " # binSrchHeader.unitSize=4 |
| "0004 " # binSrchHeader.nUnits=4 |
| "0010 " # binSrchHeader.searchRange=16 |
| "0002 " # binSrchHeader.entrySelector=2 |
| "0000 " # binSrchHeader.rangeShift=0 |
| "0001 0003 " # entries[0].glyph=A, .value=C |
| "0003 0002 " # entries[1].glyph=C, .value=B |
| "0004 0004 " # entries[2].glyph=D, .value=D |
| "0005 0005 " # entries[3].glyph=E, .value=E |
| "FFFF 0000 " # entries[4]=<END> |
| ), |
| ) |
| |
| def test_writeFormat8(self): |
| writer = OTTableWriter() |
| font = FakeFont(".notdef A B C D E F G H".split()) |
| self.converter.write( |
| writer, |
| font, |
| {}, |
| { |
| "B": "B", |
| "C": "A", |
| "D": "B", |
| "E": "C", |
| "F": "B", |
| "G": "A", |
| }, |
| ) |
| self.assertEqual( |
| writer.getData(), |
| deHexStr( |
| "0008 " # format=8 |
| "0002 " # firstGlyph=B |
| "0006 " # glyphCount=6 |
| "0002 0001 0002 0003 0002 0001" # valueArray=[B, A, B, C, B, A] |
| ), |
| ) |
| |
| def test_xmlRead(self): |
| value = self.converter.xmlRead( |
| {}, |
| [ |
| ("Lookup", {"glyph": "A", "value": "A.alt"}, []), |
| ("Lookup", {"glyph": "B", "value": "B.alt"}, []), |
| ], |
| self.font, |
| ) |
| self.assertEqual(value, {"A": "A.alt", "B": "B.alt"}) |
| |
| def test_xmlWrite(self): |
| writer = makeXMLWriter() |
| self.converter.xmlWrite( |
| writer, |
| self.font, |
| value={"A": "A.alt", "B": "B.alt"}, |
| name="Foo", |
| attrs=[("attr", "val")], |
| ) |
| xml = writer.file.getvalue().decode("utf-8").splitlines() |
| self.assertEqual( |
| xml, |
| [ |
| '<Foo attr="val">', |
| ' <Lookup glyph="A" value="A.alt"/>', |
| ' <Lookup glyph="B" value="B.alt"/>', |
| "</Foo>", |
| ], |
| ) |
| |
| |
| class LazyListTest(unittest.TestCase): |
| def test_slice(self): |
| ll = otConverters._LazyList([10, 11, 12, 13]) |
| sl = ll[:] |
| |
| self.assertIsNot(sl, ll) |
| self.assertIsInstance(sl, list) |
| self.assertEqual([10, 11, 12, 13], sl) |
| |
| self.assertEqual([11, 12], ll[1:3]) |
| |
| def test_getitem(self): |
| count = 2 |
| reader = OTTableReader(b"\x00\xFE\xFF\x00\x00\x00", offset=1) |
| converter = otConverters.UInt8("UInt8", 0, None, None) |
| recordSize = converter.staticSize |
| l = otConverters._LazyList() |
| l.reader = reader |
| l.pos = l.reader.pos |
| l.font = None |
| l.conv = converter |
| l.recordSize = recordSize |
| l.extend(otConverters._MissingItem([i]) for i in range(count)) |
| reader.advance(count * recordSize) |
| |
| self.assertEqual(l[0], 254) |
| self.assertEqual(l[1], 255) |
| |
| def test_add_both_LazyList(self): |
| ll1 = otConverters._LazyList([1]) |
| ll2 = otConverters._LazyList([2]) |
| |
| l3 = ll1 + ll2 |
| |
| self.assertIsInstance(l3, list) |
| self.assertEqual([1, 2], l3) |
| |
| def test_add_LazyList_and_list(self): |
| ll1 = otConverters._LazyList([1]) |
| l2 = [2] |
| |
| l3 = ll1 + l2 |
| |
| self.assertIsInstance(l3, list) |
| self.assertEqual([1, 2], l3) |
| |
| def test_add_not_implemented(self): |
| with self.assertRaises(TypeError): |
| otConverters._LazyList() + 0 |
| with self.assertRaises(TypeError): |
| otConverters._LazyList() + tuple() |
| |
| def test_radd_list_and_LazyList(self): |
| l1 = [1] |
| ll2 = otConverters._LazyList([2]) |
| |
| l3 = l1 + ll2 |
| |
| self.assertIsInstance(l3, list) |
| self.assertEqual([1, 2], l3) |
| |
| def test_radd_not_implemented(self): |
| with self.assertRaises(TypeError): |
| 0 + otConverters._LazyList() |
| with self.assertRaises(TypeError): |
| tuple() + otConverters._LazyList() |
| |
| |
| if __name__ == "__main__": |
| import sys |
| |
| sys.exit(unittest.main()) |
