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Use DB backend in test client (#1779)

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* use DB backend in test client

* Update core/client/db/src/lib.rs

Co-Authored-By: svyatonik <svyatonik@gmail.com>
This commit is contained in:
Svyatoslav Nikolsky
2019-02-15 13:03:22 +03:00
committed by Bastian Köcher
parent cf71350186
commit 6a6c3155a6
9 changed files with 189 additions and 37 deletions
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substrate/core/state-machine/src/changes_trie/changes_iterator.rs
+9
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@@ -40,6 +40,9 @@ pub fn key_changes<'a, S: Storage<H>, H: Hasher>(
max: u64,
key: &'a [u8],
) -> Result<DrilldownIterator<'a, S, S, H>, String> where H::Out: HeapSizeOf {
// we can't query any roots before root
let max = ::std::cmp::min(max, end.number);
Ok(DrilldownIterator {
essence: DrilldownIteratorEssence {
key,
@@ -67,6 +70,9 @@ pub fn key_changes_proof<S: Storage<H>, H: Hasher>(
max: u64,
key: &[u8],
) -> Result<Vec<Vec<u8>>, String> where H::Out: HeapSizeOf {
// we can't query any roots before root
let max = ::std::cmp::min(max, end.number);
let mut iter = ProvingDrilldownIterator {
essence: DrilldownIteratorEssence {
key,
@@ -104,6 +110,9 @@ pub fn key_changes_proof_check<S: RootsStorage<H>, H: Hasher>(
max: u64,
key: &[u8]
) -> Result<Vec<(u64, u32)>, String> where H::Out: HeapSizeOf {
// we can't query any roots before root
let max = ::std::cmp::min(max, end.number);
let mut proof_db = MemoryDB::<H>::default();
for item in proof {
proof_db.insert(&item);