Added block cache delete method

pull/632/merge
obscuren 10 years ago
parent 0d1a9ce648
commit 29f120206e
  1. 17
      core/block_cache.go
  2. 12
      core/block_cache_test.go

@ -56,6 +56,23 @@ func (bc *BlockCache) Push(block *types.Block) {
bc.hashes[len(bc.hashes)-1] = hash
}
func (bc *BlockCache) Delete(hash common.Hash) {
bc.mu.Lock()
defer bc.mu.Unlock()
if _, ok := bc.blocks[hash]; ok {
delete(bc.blocks, hash)
for i, h := range bc.hashes {
if hash == h {
bc.hashes = bc.hashes[:i+copy(bc.hashes[i:], bc.hashes[i+1:])]
// or ? => bc.hashes = append(bc.hashes[:i], bc.hashes[i+1]...)
break
}
}
}
}
func (bc *BlockCache) Get(hash common.Hash) *types.Block {
bc.mu.RLock()
defer bc.mu.RUnlock()

@ -46,3 +46,15 @@ func TestInclusion(t *testing.T) {
}
}
}
func TestDeletion(t *testing.T) {
chain := newChain(3)
cache := NewBlockCache(3)
insertChainCache(cache, chain)
cache.Delete(chain[1].Hash())
if cache.Has(chain[1].Hash()) {
t.Errorf("expected %x not to be included")
}
}

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