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Synchronize state cache on finalization (#3246)

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* Reorg test

* Fixed informant misreporting reorgs

* Update cache when reorg is caused by applying finality

* Test for finality reorg

* Simplified test

* Typo

Co-Authored-By: André Silva <andre.beat@gmail.com>
This commit is contained in:
Arkadiy Paronyan
2019-07-30 23:07:57 +02:00
committed by André Silva
parent 1295260f2b
commit 1d5cd20c44
8 changed files with 195 additions and 61 deletions
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substrate/core/client/src/client.rs
+85
View File
@@ -2690,4 +2690,89 @@ pub(crate) mod tests {
let id = BlockId::<Block>::Number(72340207214430721);
client.header(&id).expect_err("invalid block number overflows u32");
}
#[test]
fn state_reverted_on_reorg() {
let _ = env_logger::try_init();
let client = test_client::new();
let current_balance = ||
client.runtime_api().balance_of(
&BlockId::number(client.current_height()), AccountKeyring::Alice.into()
).unwrap();
// G -> A1 -> A2
// \
// -> B1
let mut a1 = client.new_block_at(&BlockId::Number(0), Default::default()).unwrap();
a1.push_transfer(Transfer {
from: AccountKeyring::Alice.into(),
to: AccountKeyring::Bob.into(),
amount: 10,
nonce: 0,
}).unwrap();
let a1 = a1.bake().unwrap();
client.import(BlockOrigin::Own, a1.clone()).unwrap();
let mut b1 = client.new_block_at(&BlockId::Number(0), Default::default()).unwrap();
b1.push_transfer(Transfer {
from: AccountKeyring::Alice.into(),
to: AccountKeyring::Ferdie.into(),
amount: 50,
nonce: 0,
}).unwrap();
let b1 = b1.bake().unwrap();
// Reorg to B1
client.import_as_best(BlockOrigin::Own, b1.clone()).unwrap();
assert_eq!(950, current_balance());
let mut a2 = client.new_block_at(&BlockId::Hash(a1.hash()), Default::default()).unwrap();
a2.push_transfer(Transfer {
from: AccountKeyring::Alice.into(),
to: AccountKeyring::Charlie.into(),
amount: 10,
nonce: 1,
}).unwrap();
// Re-org to A2
client.import_as_best(BlockOrigin::Own, a2.bake().unwrap()).unwrap();
assert_eq!(980, current_balance());
}
#[test]
fn state_reverted_on_set_head() {
let _ = env_logger::try_init();
let client = test_client::new();
let current_balance = ||
client.runtime_api().balance_of(
&BlockId::number(client.current_height()), AccountKeyring::Alice.into()
).unwrap();
// G -> A1
// \
// -> B1
let mut a1 = client.new_block_at(&BlockId::Number(0), Default::default()).unwrap();
a1.push_transfer(Transfer {
from: AccountKeyring::Alice.into(),
to: AccountKeyring::Bob.into(),
amount: 10,
nonce: 0,
}).unwrap();
let a1 = a1.bake().unwrap();
client.import(BlockOrigin::Own, a1.clone()).unwrap();
let mut b1 = client.new_block_at(&BlockId::Number(0), Default::default()).unwrap();
b1.push_transfer(Transfer {
from: AccountKeyring::Alice.into(),
to: AccountKeyring::Ferdie.into(),
amount: 50,
nonce: 0,
}).unwrap();
let b1 = b1.bake().unwrap();
client.import(BlockOrigin::Own, b1.clone()).unwrap();
assert_eq!(990, current_balance());
// Set B1 as new best
client.set_head(BlockId::hash(b1.hash())).unwrap();
assert_eq!(950, current_balance());
}
}