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les: prefer nil slices over zero-length slices

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This commit is contained in:
Matthew Halpern 2019-02-14 13:53:27 -08:00
parent ba90a4aaa4
commit cacf4b099b
1 changed files with 6 additions and 4 deletions
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10
les/handler_test.go
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@ -160,7 +160,7 @@ func testGetBlockHeaders(t *testing.T, protocol int) {
var reqID uint64
for i, tt := range tests {
// Collect the headers to expect in the response
headers := []*types.Header{}
var headers []*types.Header
for _, hash := range tt.expect {
headers = append(headers, bc.GetHeaderByHash(hash))
}
@ -214,8 +214,9 @@ func testGetBlockBodies(t *testing.T, protocol int) {
var reqID uint64
for i, tt := range tests {
// Collect the hashes to request, and the response to expect
hashes, seen := []common.Hash{}, make(map[int64]bool)
bodies := []*types.Body{}
var hashes []common.Hash
seen := make(map[int64]bool)
var bodies []*types.Body
for j := 0; j < tt.random; j++ {
for {
@ -292,7 +293,8 @@ func testGetReceipt(t *testing.T, protocol int) {
bc := server.pm.blockchain.(*core.BlockChain)
// Collect the hashes to request, and the response to expect
hashes, receipts := []common.Hash{}, []types.Receipts{}
var receipts []types.Receipts
var hashes []common.Hash
for i := uint64(0); i <= bc.CurrentBlock().NumberU64(); i++ {
block := bc.GetBlockByNumber(i)