srml: system: prune block hash mapping (#3062)

* srml: system: prune block number to hash mapping

* srml: system: add test for block hash mapping pruning

* node: bump runtime version

* srml: system: wrap long line

* srml: system: use parameter type for block hash count

* srml: system: prune block hash mapping before storage root calculation

* srml: system: keep the genesis hash in block number map
This commit is contained in:
André Silva
2019-07-09 16:07:38 +01:00
committed by Gavin Wood
parent 459eb94c38
commit ed630e5eda
21 changed files with 149 additions and 15 deletions
@@ -297,6 +297,9 @@ mod tests {
}
}
parameter_types! {
pub const BlockHashCount: u64 = 250;
}
impl system::Trait for Test {
type Origin = Origin;
type Index = u64;
@@ -307,6 +310,7 @@ mod tests {
type Lookup = IdentityLookup<u64>;
type Header = Header;
type Event = ();
type BlockHashCount = BlockHashCount;
}
parameter_types! {
pub const WindowSize: u64 = 11;