def test_blocks_by_frontier_diff_no_chain(self, monkeypatch, std_vals):
monkeypatch.setattr(MockBlockStore, "get_hash_by_dot",
lambda _, dot_bytes: self.test_hash)
monkeypatch.setattr(MockBlockStore, "get_block_by_hash",
lambda _, blob_hash: self.block_blob)
monkeypatch.setattr(MockChain, "get_dots_by_seq_num",
lambda _, seq_num: list("dot1"))
# init chain
chain_id = self.chain_id
# self.dbms.chains[chain_id] = MockChain()
frontier_diff = FrontierDiff(Ranges(((1, 1), )), {})
set_to_request = set()
blobs = self.dbms.get_block_blobs_by_frontier_diff(
chain_id, frontier_diff, set_to_request)
assert len(set_to_request) == 0
assert len(list(blobs)) == 0
def test_missing_blocks(self, create_batches, insert_function):
batches = create_batches(1, 100)
chain = Chain()
incons = ((0, 10), (30, 40), (50, 60), (80, 100))
holes = ranges({i for i in range(100)} - expand_ranges(Ranges(incons)))
for ran in incons:
wrap_return(insert_function(chain, batches[0][ran[0]:ran[1]]))
assert len(chain.consistent_terminal) == 1
assert chain.consistent_terminal[0][0] == 10
# Fill up the holes
for i in range(len(holes)):
ran = holes[i]
wrap_return(
insert_function(chain, batches[0][ran[0] - 1:ran[1] + 1]))
assert len(chain.consistent_terminal) == 1
assert chain.consistent_terminal[0][0] == incons[i + 1][1]
def test_blocks_by_frontier_diff(self, monkeypatch, std_vals):
monkeypatch.setattr(MockBlockStore, "get_hash_by_dot",
lambda _, dot_bytes: bytes(dot_bytes))
monkeypatch.setattr(MockBlockStore, "get_block_by_hash",
lambda _, blob_hash: bytes(blob_hash))
monkeypatch.setattr(MockChain, "get_dots_by_seq_num",
lambda _, seq_num: ("dot1", "dot2"))
# init chain
chain_id = self.chain_id
self.dbms.chains[chain_id] = MockChain()
frontier_diff = FrontierDiff(Ranges(((1, 2), )),
{(1, ShortKey("efef")): {}})
vals_to_request = set()
blobs = self.dbms.get_block_blobs_by_frontier_diff(
chain_id, frontier_diff, vals_to_request)
assert len(vals_to_request) == 0
assert len(blobs) == 3