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core: added some additional chain tests for shortest chain

This commit is contained in:
obscuren 2015-04-30 00:08:43 +02:00
parent 04c209980b
commit 2590a7dabb
2 changed files with 30 additions and 5 deletions
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2
core/chain_manager.go
View File

@ -593,7 +593,7 @@ func (self *ChainManager) InsertChain(chain types.Blocks) (int, error) {
}
} else {
if glog.V(logger.Detail) {
glog.Infof("inserted forked block #%d (%d TXs %d UNCs) (%x...)\n", block.Number(), len(block.Transactions()), len(block.Uncles()), block.Hash().Bytes()[0:4])
glog.Infof("inserted forked block #%d (TD=%v) (%d TXs %d UNCs) (%x...)\n", block.Number(), block.Difficulty(), len(block.Transactions()), len(block.Uncles()), block.Hash().Bytes()[0:4])
}
queue[i] = ChainSideEvent{block, logs}

33
core/chain_manager_test.go
View File

@ -9,6 +9,7 @@ import (
"strconv"
"testing"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/core/state"
"github.com/ethereum/go-ethereum/core/types"
"github.com/ethereum/go-ethereum/ethdb"
@ -369,11 +370,8 @@ func makeChainWithDiff(genesis *types.Block, d []int, seed byte) []*types.Block
return chain
}
func TestReorg(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
func chm(genesis *types.Block, db common.Database) *ChainManager {
var eventMux event.TypeMux
genesis := GenesisBlock(db)
bc := &ChainManager{blockDb: db, stateDb: db, genesisBlock: genesis, eventMux: &eventMux}
bc.cache = NewBlockCache(100)
bc.futureBlocks = NewBlockCache(100)
@ -381,6 +379,14 @@ func TestReorg(t *testing.T) {
bc.ResetWithGenesisBlock(genesis)
bc.txState = state.ManageState(bc.State())
return bc
}
func TestReorgLongest(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
genesis := GenesisBlock(db)
bc := chm(genesis, db)
chain1 := makeChainWithDiff(genesis, []int{1, 2, 4}, 10)
chain2 := makeChainWithDiff(genesis, []int{1, 2, 3, 4}, 11)
@ -394,3 +400,22 @@ func TestReorg(t *testing.T) {
}
}
}
func TestReorgShortest(t *testing.T) {
db, _ := ethdb.NewMemDatabase()
genesis := GenesisBlock(db)
bc := chm(genesis, db)
chain1 := makeChainWithDiff(genesis, []int{1, 2, 3, 4}, 10)
chain2 := makeChainWithDiff(genesis, []int{1, 10}, 11)
bc.InsertChain(chain1)
bc.InsertChain(chain2)
prev := bc.CurrentBlock()
for block := bc.GetBlockByNumber(bc.CurrentBlock().NumberU64() - 1); block.NumberU64() != 0; prev, block = block, bc.GetBlockByNumber(block.NumberU64()-1) {
if prev.ParentHash() != block.Hash() {
t.Errorf("parent hash mismatch %x - %x", prev.ParentHash(), block.Hash())
}
}
}