def test_engine_data(filename, indent, write):
filepath = os.path.join(TEST_ROOT, 'engine_data', filename)
with open(filepath, 'rb') as f:
fixture = f.read()
engine_data = EngineData.frombytes(fixture)
output = engine_data.tobytes(indent=indent, write_container=write)
assert output == fixture
def read(cls, fp, **kwargs):
version = read_fmt('H', fp)[0]
transform = read_fmt('6d', fp)
text_version = read_fmt('H', fp)[0]
text_data = DescriptorBlock.read(fp)
# Engine data.
if b'EngineData' in text_data:
try:
engine_data = text_data[b'EngineData'].value
engine_data = EngineData.frombytes(engine_data)
text_data[b'EngineData'].value = engine_data
except:
logger.warning('Failed to read engine data')
warp_version = read_fmt('H', fp)[0]
warp = DescriptorBlock.read(fp)
left, top, right, bottom = read_fmt("4i", fp)
return cls(version, transform, text_version, text_data, warp_version,
warp, left, top, right, bottom)