def test_Type1Font_2(): filename = os.path.join(os.path.dirname(__file__), 'Courier10PitchBT-Bold.pfb') font = t1f.Type1Font(filename) assert font.prop['Weight'] == 'Bold' assert font.prop['isFixedPitch'] assert font.prop['Encoding'][65] == 'A' # the font uses StandardEncoding (pos0, pos1), = font._pos['Encoding'] assert font.parts[0][pos0:pos1] == b'/Encoding StandardEncoding' assert font._abbr['ND'] == '|-'
def test_Type1Font(): filename = os.path.join(os.path.dirname(__file__), 'cmr10.pfb') font = t1f.Type1Font(filename) slanted = font.transform({'slant': 1}) condensed = font.transform({'extend': 0.5}) with open(filename, 'rb') as fd: rawdata = fd.read() assert font.parts[0] == rawdata[0x0006:0x10c5] assert font.parts[1] == rawdata[0x10cb:0x897f] assert font.parts[2] == rawdata[0x8985:0x8ba6] assert font.parts[1:] == slanted.parts[1:] assert font.parts[1:] == condensed.parts[1:] assert font.decrypted.startswith(b'dup\n/Private 18 dict dup begin') assert font.decrypted.endswith(b'mark currentfile closefile\n') differ = difflib.Differ() diff = list(differ.compare( font.parts[0].decode('latin-1').splitlines(), slanted.parts[0].decode('latin-1').splitlines())) for line in ( # Removes UniqueID '- FontDirectory/CMR10 known{/CMR10 findfont dup/UniqueID known{dup', '+ FontDirectory/CMR10 known{/CMR10 findfont dup', # Changes the font name '- /FontName /CMR10 def', '+ /FontName /CMR10_Slant_1000 def', # Alters FontMatrix '- /FontMatrix [0.001 0 0 0.001 0 0 ]readonly def', '+ /FontMatrix [0.001 0 0.001 0.001 0 0]readonly def', # Alters ItalicAngle '- /ItalicAngle 0 def', '+ /ItalicAngle -45.0 def'): assert line in diff, 'diff to slanted font must contain %s' % line diff = list(differ.compare( font.parts[0].decode('latin-1').splitlines(), condensed.parts[0].decode('latin-1').splitlines())) for line in ( # Removes UniqueID '- FontDirectory/CMR10 known{/CMR10 findfont dup/UniqueID known{dup', '+ FontDirectory/CMR10 known{/CMR10 findfont dup', # Changes the font name '- /FontName /CMR10 def', '+ /FontName /CMR10_Extend_500 def', # Alters FontMatrix '- /FontMatrix [0.001 0 0 0.001 0 0 ]readonly def', '+ /FontMatrix [0.0005 0 0 0.001 0 0]readonly def'): assert line in diff, 'diff to condensed font must contain %s' % line
def test_overprecision(): # We used to output too many digits in FontMatrix entries and # ItalicAngle, which could make Type-1 parsers unhappy. filename = os.path.join(os.path.dirname(__file__), 'cmr10.pfb') font = t1f.Type1Font(filename) slanted = font.transform({'slant': .167}) lines = slanted.parts[0].decode('ascii').splitlines() matrix, = [line[line.index('[')+1:line.index(']')] for line in lines if '/FontMatrix' in line] angle, = [word for line in lines if '/ItalicAngle' in line for word in line.split() if word[0] in '-0123456789'] # the following used to include 0.00016700000000000002 assert matrix == '0.001 0 0.000167 0.001 0 0' # and here we had -9.48090361795083 assert angle == '-9.4809'
def test_Type1Font(): filename = os.path.join(os.path.dirname(__file__), 'cmr10.pfb') font = t1f.Type1Font(filename) slanted = font.transform({'slant': 1}) condensed = font.transform({'extend': 0.5}) with open(filename, 'rb') as f: rawdata = f.read() assert_equal(font.parts[0], rawdata[0x0006:0x10c5]) assert_equal(font.parts[1], rawdata[0x10cb:0x897f]) assert_equal(font.parts[2], rawdata[0x8985:0x8ba6]) assert_equal(font.parts[1:], slanted.parts[1:]) assert_equal(font.parts[1:], condensed.parts[1:]) differ = difflib.Differ() diff = list( differ.compare(font.parts[0].decode('latin-1').splitlines(), slanted.parts[0].decode('latin-1').splitlines())) for line in ( # Removes UniqueID '- FontDirectory/CMR10 known{/CMR10 findfont dup/UniqueID known{dup', '+ FontDirectory/CMR10 known{/CMR10 findfont dup', # Changes the font name '- /FontName /CMR10 def', '+ /FontName /CMR10_Slant_1000 def', # Alters FontMatrix '- /FontMatrix [0.001 0 0 0.001 0 0 ]readonly def', '+ /FontMatrix [0.001 0.0 0.001 0.001 0.0 0.0]readonly def', # Alters ItalicAngle '- /ItalicAngle 0 def', '+ /ItalicAngle -45.0 def'): assert_in(line, diff, 'diff to slanted font must contain %s' % line) diff = list( differ.compare(font.parts[0].decode('latin-1').splitlines(), condensed.parts[0].decode('latin-1').splitlines())) for line in ( # Removes UniqueID '- FontDirectory/CMR10 known{/CMR10 findfont dup/UniqueID known{dup', '+ FontDirectory/CMR10 known{/CMR10 findfont dup', # Changes the font name '- /FontName /CMR10 def', '+ /FontName /CMR10_Extend_500 def', # Alters FontMatrix '- /FontMatrix [0.001 0 0 0.001 0 0 ]readonly def', '+ /FontMatrix [0.0005 0.0 0.0 0.001 0.0 0.0]readonly def'): assert_in(line, diff, 'diff to condensed font must contain %s' % line)
def test_Type1Font(): filename = os.path.join(os.path.dirname(__file__), 'cmr10.pfb') font = t1f.Type1Font(filename) slanted = font.transform({'slant': 1}) condensed = font.transform({'extend': 0.5}) with open(filename, 'rb') as fd: rawdata = fd.read() assert font.parts[0] == rawdata[0x0006:0x10c5] assert font.parts[1] == rawdata[0x10cb:0x897f] assert font.parts[2] == rawdata[0x8985:0x8ba6] assert font.decrypted.startswith(b'dup\n/Private 18 dict dup begin') assert font.decrypted.endswith(b'mark currentfile closefile\n') assert slanted.decrypted.startswith(b'dup\n/Private 18 dict dup begin') assert slanted.decrypted.endswith(b'mark currentfile closefile\n') assert b'UniqueID 5000793' in font.parts[0] assert b'UniqueID 5000793' in font.decrypted assert font._pos['UniqueID'] == [(797, 818), (4483, 4504)] len0 = len(font.parts[0]) for key in font._pos.keys(): for pos0, pos1 in font._pos[key]: if pos0 < len0: data = font.parts[0][pos0:pos1] else: data = font.decrypted[pos0 - len0:pos1 - len0] assert data.startswith(f'/{key}'.encode('ascii')) assert {'FontType', 'FontMatrix', 'PaintType', 'ItalicAngle', 'RD'} < set( font._pos.keys()) assert b'UniqueID 5000793' not in slanted.parts[0] assert b'UniqueID 5000793' not in slanted.decrypted assert 'UniqueID' not in slanted._pos assert font.prop['Weight'] == 'Medium' assert not font.prop['isFixedPitch'] assert font.prop['ItalicAngle'] == 0 assert slanted.prop['ItalicAngle'] == -45 assert font.prop['Encoding'][5] == 'Pi' assert isinstance(font.prop['CharStrings']['Pi'], bytes) assert font._abbr['ND'] == 'ND' differ = difflib.Differ() diff = list( differ.compare(font.parts[0].decode('latin-1').splitlines(), slanted.parts[0].decode('latin-1').splitlines())) for line in ( # Removes UniqueID '- /UniqueID 5000793 def', # Changes the font name '- /FontName /CMR10 def', '+ /FontName/CMR10_Slant_1000 def', # Alters FontMatrix '- /FontMatrix [0.001 0 0 0.001 0 0 ]readonly def', '+ /FontMatrix [0.001 0 0.001 0.001 0 0] readonly def', # Alters ItalicAngle '- /ItalicAngle 0 def', '+ /ItalicAngle -45.0 def'): assert line in diff, 'diff to slanted font must contain %s' % line diff = list( differ.compare(font.parts[0].decode('latin-1').splitlines(), condensed.parts[0].decode('latin-1').splitlines())) for line in ( # Removes UniqueID '- /UniqueID 5000793 def', # Changes the font name '- /FontName /CMR10 def', '+ /FontName/CMR10_Extend_500 def', # Alters FontMatrix '- /FontMatrix [0.001 0 0 0.001 0 0 ]readonly def', '+ /FontMatrix [0.0005 0 0 0.001 0 0] readonly def'): assert line in diff, 'diff to condensed font must contain %s' % line