def test_file(self):
test_filename = "BitStreamTest.bin"
writer = BitStreamWriter()
writer.write_bits(13, 7)
writer.write_string(test_filename)
writer.write_varint(-123456)
writer.to_file(test_filename)
reader = BitStreamReader.from_file(test_filename)
self.assertEqual(13, reader.read_bits(7))
self.assertEqual(test_filename, reader.read_string())
self.assertEqual(-123456, reader.read_varint())
def serialize_to_file(obj: typing.Any, filename: str) -> None:
"""
Serializes generated object to the byte buffer.
This is a convenient method for users to easily write given generated object to file.
:param obj: Generated object to serialize.
:param filename: File to write.
:raises PythonRuntimeException: Throws in case of any error during serialization.
"""
writer = BitStreamWriter()
obj.write(writer)
writer.to_file(filename)
