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test: bad ancestor hash outcomes

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This commit is contained in:
Aaron Blankstein
2020-07-23 22:36:53 -05:00
parent e63483a31b
commit de0f7e0898
1 changed files with 41 additions and 1 deletions
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42
src/chainstate/stacks/index/marf.rs
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@@ -1465,7 +1465,47 @@ mod test {
p
})
}
#[test]
fn marf_invalid_ancestor() {
let f1 = TrieFileStorage::new_memory().unwrap();
let f2 = TrieFileStorage::new_memory().unwrap();
let mut m1 = MARF::from_storage(f1);
let mut m2 = MARF::from_storage(f2);
let mock_miner_hash = BlockHeaderHash([1; 32]);
m1.begin(&TrieFileStorage::block_sentinel(), &mock_miner_hash).unwrap();
m1.commit_to(&BlockHeaderHash([2; 32])).unwrap();
m1.begin(&BlockHeaderHash([2; 32]), &mock_miner_hash).unwrap();
m1.commit_to(&BlockHeaderHash([3; 32])).unwrap();
m1.begin(&BlockHeaderHash([3; 32]), &mock_miner_hash).unwrap();
m1.drop_current();
// m1 should be dirty...
m2.begin(&TrieFileStorage::block_sentinel(), &mock_miner_hash).unwrap();
m2.commit_to(&BlockHeaderHash([2; 32])).unwrap();
m2.begin(&BlockHeaderHash([2; 32]), &mock_miner_hash).unwrap();
m2.commit_to(&BlockHeaderHash([3; 32])).unwrap();
m2.begin(&BlockHeaderHash([3; 32]), &mock_miner_hash).unwrap();
m2.commit_to(&BlockHeaderHash([4; 32])).unwrap();
// m2 is clean...
// now let's make a block whose parent is _2_ (not _3_)
m1.begin(&BlockHeaderHash([2; 32]), &mock_miner_hash).unwrap();
m2.begin(&BlockHeaderHash([2; 32]), &mock_miner_hash).unwrap();
let hash_1 = m1.get_root_hash().unwrap();
let hash_2 = m2.get_root_hash().unwrap();
eprintln!("{} == {}", hash_1, hash_2);
assert_eq!(hash_1, hash_2);
}
#[test]
fn marf_merkle_verify_backptrs() {
for node_id in [TrieNodeID::Node4, TrieNodeID::Node16, TrieNodeID::Node48, TrieNodeID::Node256].iter() {