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era: preallocate map capacities

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This commit is contained in:
qcrao 2024-04-24 12:43:33 +08:00
parent 94579932b1
commit c71ac5a064
1 changed files with 9 additions and 1 deletions
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10
internal/era/era_test.go
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@ -45,7 +45,15 @@ func TestEra1Builder(t *testing.T) {
builder = NewBuilder(f) builder = NewBuilder(f)
chain = testchain{} chain = testchain{}
) )
for i := 0; i < 128; i++ {
// Create a chain of 128 blocks.
const blockNum = 128
chain.headers = make([][]byte, 0, blockNum)
chain.bodies = make([][]byte, 0, blockNum)
chain.receipts = make([][]byte, 0, blockNum)
chain.tds = make([]*big.Int, 0, blockNum)
for i := 0; i < blockNum; i++ {
chain.headers = append(chain.headers, []byte{byte('h'), byte(i)}) chain.headers = append(chain.headers, []byte{byte('h'), byte(i)})
chain.bodies = append(chain.bodies, []byte{byte('b'), byte(i)}) chain.bodies = append(chain.bodies, []byte{byte('b'), byte(i)})
chain.receipts = append(chain.receipts, []byte{byte('r'), byte(i)}) chain.receipts = append(chain.receipts, []byte{byte('r'), byte(i)})