def read_block(block_hash: str, db: Any = None) -> None:
"""
Read one block by its hash.
Args:
block_hash: Unique hash of the block.
db: Read-only database instance.
"""
gatherer = DatabaseGatherer(db)
block = gatherer.get_block_by_hash(block_hash.lower())
if block is None:
return 'Block with hash {} not found'.format(block_hash), 404
return block
def test_get_block(self):
"""Test validity of block data."""
db = rocksdb.DB(DB_PATH,
rocksdb.Options(create_if_missing=True,
max_open_files=10000),
read_only=True)
with open('tests/resources/block_data.txt', 'r') as f:
compare_data = json.loads(f.read())
block_hash = '0x31a2bdcaed45ff75bd2d4803731b4200719f6fe1c07e3661f33e3a9a2c996a6e'
gatherer = DatabaseGatherer(db)
gathered_data = gatherer.get_block_by_hash(block_hash)
self.assertEqual(compare_data, gathered_data)