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Access child storage over RPC. (#2586)

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* Access child storage over RPC.

* Address review grumbles.

* Test happy case in child_storage rpc.

* Remove stray printlns

* Fix line widths.

* Bump runtime again.

* Fix genesis storage root calculation for light clients.

* Don't pass values to full_storage_root child_delta.
This commit is contained in:
Tomasz Drwięga
2019-05-19 19:02:09 +02:00
committed by DemiMarie-parity
parent a827869dfb
commit 98de97e1d9
11 changed files with 248 additions and 24 deletions
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substrate/core/rpc/src/state/tests.rs
+40 -4
View File
@@ -17,9 +17,10 @@
use super::*;
use self::error::{Error, ErrorKind};
use sr_io::blake2_256;
use assert_matches::assert_matches;
use consensus::BlockOrigin;
use primitives::storage::well_known_keys;
use sr_io::blake2_256;
use test_client::{self, runtime, AccountKeyring, TestClient, BlockBuilderExt};
#[test]
@@ -28,11 +29,46 @@ fn should_return_storage() {
let client = Arc::new(test_client::new());
let genesis_hash = client.genesis_hash();
let client = State::new(client, Subscriptions::new(core.executor()));
let key = StorageKey(b":code".to_vec());
assert!(
client.storage(key.clone(), Some(genesis_hash).into())
.map(|x| x.map(|x| x.0.len())).unwrap().unwrap()
> 195_000
);
assert_matches!(
client.storage_hash(key.clone(), Some(genesis_hash).into()).map(|x| x.is_some()),
Ok(true)
);
assert!(
client.storage_size(key.clone(), None).unwrap().unwrap()
> 195_000
);
}
#[test]
fn should_return_child_storage() {
let core = ::tokio::runtime::Runtime::new().unwrap();
let client = Arc::new(test_client::new());
let genesis_hash = client.genesis_hash();
let client = State::new(client, Subscriptions::new(core.executor()));
let child_key = StorageKey(well_known_keys::CHILD_STORAGE_KEY_PREFIX.iter().chain(b"test").cloned().collect());
let key = StorageKey(b"key".to_vec());
assert_matches!(
client.storage(StorageKey(vec![10]), Some(genesis_hash).into()),
Ok(None)
)
client.child_storage(child_key.clone(), key.clone(), Some(genesis_hash).into()),
Ok(Some(StorageData(ref d))) if d[0] == 42 && d.len() == 1
);
assert_matches!(
client.child_storage_hash(child_key.clone(), key.clone(), Some(genesis_hash).into())
.map(|x| x.is_some()),
Ok(true)
);
assert_matches!(
client.child_storage_size(child_key.clone(), key.clone(), None),
Ok(Some(1))
);
}
#[test]