def test_known_toString(self):
self.entry.tag = Tag('head')
self.entry.flags = getKnownTagIndex(self.entry.tag)
self.entry.origLength = 54
expectedSize = (woff2FlagsSize + base128Size(self.entry.origLength))
data = self.entry.toString()
self.assertEqual(len(data), expectedSize)
def test_loca_zero_transformLength(self):
data = bytechr(getKnownTagIndex('loca')) # flags
data += packBase128(random.randint(1, 100)) # origLength
data += packBase128(1) # non-zero transformLength
with self.assertRaisesRegex(
ttLib.TTLibError, "transformLength of the 'loca' table must be 0"):
self.entry.fromString(data)
def test_known_toString(self):
self.entry.tag = Tag('head')
self.entry.flags = getKnownTagIndex(self.entry.tag)
self.entry.origLength = 54
expectedSize = (woff2FlagsSize + base128Size(self.entry.origLength))
data = self.entry.toString()
self.assertEqual(len(data), expectedSize)
def test_loca_zero_transformLength(self):
data = bytechr(getKnownTagIndex('loca')) # flags
data += packBase128(random.randint(1, 100)) # origLength
data += packBase128(1) # non-zero transformLength
with self.assertRaisesRegex(
ttLib.TTLibError, "transformLength of the 'loca' table must be 0"):
self.entry.fromString(data)
def test_transformed_toString(self):
self.entry.tag = Tag('glyf')
self.entry.flags = getKnownTagIndex(self.entry.tag)
self.entry.origLength = random.randint(101, 200)
self.entry.length = random.randint(1, 100)
expectedSize = (woff2FlagsSize + base128Size(self.entry.origLength) +
base128Size(self.entry.length))
data = self.entry.toString()
self.assertEqual(len(data), expectedSize)
def test_fromFile(self):
unknownTag = Tag('ZZZZ')
data = bytechr(getKnownTagIndex(unknownTag))
data += unknownTag.tobytes()
data += packBase128(random.randint(1, 100))
expectedPos = len(data)
f = BytesIO(data + b'\0'*100)
self.entry.fromFile(f)
self.assertEqual(f.tell(), expectedPos)
def test_transformed_toString(self):
self.entry.tag = Tag('glyf')
self.entry.flags = getKnownTagIndex(self.entry.tag)
self.entry.origLength = random.randint(101, 200)
self.entry.length = random.randint(1, 100)
expectedSize = (woff2FlagsSize + base128Size(self.entry.origLength) +
base128Size(self.entry.length))
data = self.entry.toString()
self.assertEqual(len(data), expectedSize)
def test_fromFile(self):
unknownTag = Tag('ZZZZ')
data = bytechr(getKnownTagIndex(unknownTag))
data += unknownTag.tobytes()
data += packBase128(random.randint(1, 100))
expectedPos = len(data)
f = BytesIO(data + b'\0'*100)
self.entry.fromFile(f)
self.assertEqual(f.tell(), expectedPos)
def test_glyf_loca_transform_flags(self):
for tag in ("glyf", "loca"):
entry = WOFF2DirectoryEntry()
entry.tag = Tag(tag)
entry.flags = getKnownTagIndex(entry.tag)
self.assertEqual(entry.transformVersion, 0)
self.assertTrue(entry.transformed)
entry.transformed = False
self.assertEqual(entry.transformVersion, 3)
self.assertEqual(entry.flags & 0b11000000, (3 << 6))
self.assertFalse(entry.transformed)