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Handle local storage race conditions better (#3177)

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* Make local_storage_compare_and_set take Option for old_value

* Adapt srml/im-online to API changes

* Bump version

* Bump version again

* Replace match
This commit is contained in:
Michael Müller
2019-07-26 01:42:40 +02:00
committed by Gavin Wood
parent af914e9f40
commit 23fba990ba
11 changed files with 118 additions and 33 deletions
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substrate/core/executor/runtime-test/src/lib.rs
+11 -1
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@@ -143,12 +143,22 @@ impl_stubs!(
runtime_io::local_storage_set(kind, b"test", b"asd");
assert_eq!(runtime_io::local_storage_get(kind, b"test"), Some(b"asd".to_vec()));
let res = runtime_io::local_storage_compare_and_set(kind, b"test", b"asd", b"");
let res = runtime_io::local_storage_compare_and_set(kind, b"test", Some(b"asd"), b"");
assert_eq!(res, true);
assert_eq!(runtime_io::local_storage_get(kind, b"test"), Some(b"".to_vec()));
[0].to_vec()
},
test_offchain_local_storage_with_none => |_| {
let kind = substrate_primitives::offchain::StorageKind::PERSISTENT;
assert_eq!(runtime_io::local_storage_get(kind, b"test"), None);
let res = runtime_io::local_storage_compare_and_set(kind, b"test", None, b"value");
assert_eq!(res, true);
assert_eq!(runtime_io::local_storage_get(kind, b"test"), Some(b"value".to_vec()));
[0].to_vec()
},
test_offchain_http => |_| {
use substrate_primitives::offchain::HttpRequestStatus;
let run = || -> Option<()> {