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-rw-r--r--core/blockchain_test.go652
1 files changed, 652 insertions, 0 deletions
diff --git a/core/blockchain_test.go b/core/blockchain_test.go
new file mode 100644
index 000000000..e034417ce
--- /dev/null
+++ b/core/blockchain_test.go
@@ -0,0 +1,652 @@
+// Copyright 2014 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+package core
+
+import (
+ "fmt"
+ "math/big"
+ "math/rand"
+ "os"
+ "path/filepath"
+ "runtime"
+ "strconv"
+ "testing"
+
+ "github.com/ethereum/ethash"
+ "github.com/ethereum/go-ethereum/common"
+ "github.com/ethereum/go-ethereum/core/types"
+ "github.com/ethereum/go-ethereum/core/vm"
+ "github.com/ethereum/go-ethereum/crypto"
+ "github.com/ethereum/go-ethereum/ethdb"
+ "github.com/ethereum/go-ethereum/event"
+ "github.com/ethereum/go-ethereum/params"
+ "github.com/ethereum/go-ethereum/pow"
+ "github.com/ethereum/go-ethereum/rlp"
+ "github.com/hashicorp/golang-lru"
+)
+
+func init() {
+ runtime.GOMAXPROCS(runtime.NumCPU())
+}
+
+func thePow() pow.PoW {
+ pow, _ := ethash.NewForTesting()
+ return pow
+}
+
+func theBlockChain(db ethdb.Database, t *testing.T) *BlockChain {
+ var eventMux event.TypeMux
+ WriteTestNetGenesisBlock(db, 0)
+ blockchain, err := NewBlockChain(db, thePow(), &eventMux)
+ if err != nil {
+ t.Error("failed creating chainmanager:", err)
+ t.FailNow()
+ return nil
+ }
+ blockMan := NewBlockProcessor(db, nil, blockchain, &eventMux)
+ blockchain.SetProcessor(blockMan)
+
+ return blockchain
+}
+
+// Test fork of length N starting from block i
+func testFork(t *testing.T, bman *BlockProcessor, i, N int, f func(td1, td2 *big.Int)) {
+ // switch databases to process the new chain
+ db, err := ethdb.NewMemDatabase()
+ if err != nil {
+ t.Fatal("Failed to create db:", err)
+ }
+ // copy old chain up to i into new db with deterministic canonical
+ bman2, err := newCanonical(i, db)
+ if err != nil {
+ t.Fatal("could not make new canonical in testFork", err)
+ }
+ // assert the bmans have the same block at i
+ bi1 := bman.bc.GetBlockByNumber(uint64(i)).Hash()
+ bi2 := bman2.bc.GetBlockByNumber(uint64(i)).Hash()
+ if bi1 != bi2 {
+ fmt.Printf("%+v\n%+v\n\n", bi1, bi2)
+ t.Fatal("chains do not have the same hash at height", i)
+ }
+ bman2.bc.SetProcessor(bman2)
+
+ // extend the fork
+ parent := bman2.bc.CurrentBlock()
+ chainB := makeChain(parent, N, db, forkSeed)
+ _, err = bman2.bc.InsertChain(chainB)
+ if err != nil {
+ t.Fatal("Insert chain error for fork:", err)
+ }
+
+ tdpre := bman.bc.Td()
+ // Test the fork's blocks on the original chain
+ td, err := testChain(chainB, bman)
+ if err != nil {
+ t.Fatal("expected chainB not to give errors:", err)
+ }
+ // Compare difficulties
+ f(tdpre, td)
+
+ // Loop over parents making sure reconstruction is done properly
+}
+
+func printChain(bc *BlockChain) {
+ for i := bc.CurrentBlock().Number().Uint64(); i > 0; i-- {
+ b := bc.GetBlockByNumber(uint64(i))
+ fmt.Printf("\t%x %v\n", b.Hash(), b.Difficulty())
+ }
+}
+
+// process blocks against a chain
+func testChain(chainB types.Blocks, bman *BlockProcessor) (*big.Int, error) {
+ for _, block := range chainB {
+ _, _, err := bman.bc.processor.Process(block)
+ if err != nil {
+ if IsKnownBlockErr(err) {
+ continue
+ }
+ return nil, err
+ }
+ bman.bc.mu.Lock()
+ WriteTd(bman.bc.chainDb, block.Hash(), new(big.Int).Add(block.Difficulty(), bman.bc.GetTd(block.ParentHash())))
+ WriteBlock(bman.bc.chainDb, block)
+ bman.bc.mu.Unlock()
+ }
+ return bman.bc.GetTd(chainB[len(chainB)-1].Hash()), nil
+}
+
+func loadChain(fn string, t *testing.T) (types.Blocks, error) {
+ fh, err := os.OpenFile(filepath.Join("..", "_data", fn), os.O_RDONLY, os.ModePerm)
+ if err != nil {
+ return nil, err
+ }
+ defer fh.Close()
+
+ var chain types.Blocks
+ if err := rlp.Decode(fh, &chain); err != nil {
+ return nil, err
+ }
+
+ return chain, nil
+}
+
+func insertChain(done chan bool, blockchain *BlockChain, chain types.Blocks, t *testing.T) {
+ _, err := blockchain.InsertChain(chain)
+ if err != nil {
+ fmt.Println(err)
+ t.FailNow()
+ }
+ done <- true
+}
+
+func TestExtendCanonical(t *testing.T) {
+ CanonicalLength := 5
+ db, err := ethdb.NewMemDatabase()
+ if err != nil {
+ t.Fatal("Failed to create db:", err)
+ }
+ // make first chain starting from genesis
+ bman, err := newCanonical(CanonicalLength, db)
+ if err != nil {
+ t.Fatal("Could not make new canonical chain:", err)
+ }
+ f := func(td1, td2 *big.Int) {
+ if td2.Cmp(td1) <= 0 {
+ t.Error("expected chainB to have higher difficulty. Got", td2, "expected more than", td1)
+ }
+ }
+ // Start fork from current height (CanonicalLength)
+ testFork(t, bman, CanonicalLength, 1, f)
+ testFork(t, bman, CanonicalLength, 2, f)
+ testFork(t, bman, CanonicalLength, 5, f)
+ testFork(t, bman, CanonicalLength, 10, f)
+}
+
+func TestShorterFork(t *testing.T) {
+ db, err := ethdb.NewMemDatabase()
+ if err != nil {
+ t.Fatal("Failed to create db:", err)
+ }
+ // make first chain starting from genesis
+ bman, err := newCanonical(10, db)
+ if err != nil {
+ t.Fatal("Could not make new canonical chain:", err)
+ }
+ f := func(td1, td2 *big.Int) {
+ if td2.Cmp(td1) >= 0 {
+ t.Error("expected chainB to have lower difficulty. Got", td2, "expected less than", td1)
+ }
+ }
+ // Sum of numbers must be less than 10
+ // for this to be a shorter fork
+ testFork(t, bman, 0, 3, f)
+ testFork(t, bman, 0, 7, f)
+ testFork(t, bman, 1, 1, f)
+ testFork(t, bman, 1, 7, f)
+ testFork(t, bman, 5, 3, f)
+ testFork(t, bman, 5, 4, f)
+}
+
+func TestLongerFork(t *testing.T) {
+ db, err := ethdb.NewMemDatabase()
+ if err != nil {
+ t.Fatal("Failed to create db:", err)
+ }
+ // make first chain starting from genesis
+ bman, err := newCanonical(10, db)
+ if err != nil {
+ t.Fatal("Could not make new canonical chain:", err)
+ }
+ f := func(td1, td2 *big.Int) {
+ if td2.Cmp(td1) <= 0 {
+ t.Error("expected chainB to have higher difficulty. Got", td2, "expected more than", td1)
+ }
+ }
+ // Sum of numbers must be greater than 10
+ // for this to be a longer fork
+ testFork(t, bman, 0, 11, f)
+ testFork(t, bman, 0, 15, f)
+ testFork(t, bman, 1, 10, f)
+ testFork(t, bman, 1, 12, f)
+ testFork(t, bman, 5, 6, f)
+ testFork(t, bman, 5, 8, f)
+}
+
+func TestEqualFork(t *testing.T) {
+ db, err := ethdb.NewMemDatabase()
+ if err != nil {
+ t.Fatal("Failed to create db:", err)
+ }
+ bman, err := newCanonical(10, db)
+ if err != nil {
+ t.Fatal("Could not make new canonical chain:", err)
+ }
+ f := func(td1, td2 *big.Int) {
+ if td2.Cmp(td1) != 0 {
+ t.Error("expected chainB to have equal difficulty. Got", td2, "expected ", td1)
+ }
+ }
+ // Sum of numbers must be equal to 10
+ // for this to be an equal fork
+ testFork(t, bman, 0, 10, f)
+ testFork(t, bman, 1, 9, f)
+ testFork(t, bman, 2, 8, f)
+ testFork(t, bman, 5, 5, f)
+ testFork(t, bman, 6, 4, f)
+ testFork(t, bman, 9, 1, f)
+}
+
+func TestBrokenChain(t *testing.T) {
+ db, err := ethdb.NewMemDatabase()
+ if err != nil {
+ t.Fatal("Failed to create db:", err)
+ }
+ bman, err := newCanonical(10, db)
+ if err != nil {
+ t.Fatal("Could not make new canonical chain:", err)
+ }
+ db2, err := ethdb.NewMemDatabase()
+ if err != nil {
+ t.Fatal("Failed to create db:", err)
+ }
+ bman2, err := newCanonical(10, db2)
+ if err != nil {
+ t.Fatal("Could not make new canonical chain:", err)
+ }
+ bman2.bc.SetProcessor(bman2)
+ parent := bman2.bc.CurrentBlock()
+ chainB := makeChain(parent, 5, db2, forkSeed)
+ chainB = chainB[1:]
+ _, err = testChain(chainB, bman)
+ if err == nil {
+ t.Error("expected broken chain to return error")
+ }
+}
+
+func TestChainInsertions(t *testing.T) {
+ t.Skip("Skipped: outdated test files")
+
+ db, _ := ethdb.NewMemDatabase()
+
+ chain1, err := loadChain("valid1", t)
+ if err != nil {
+ fmt.Println(err)
+ t.FailNow()
+ }
+
+ chain2, err := loadChain("valid2", t)
+ if err != nil {
+ fmt.Println(err)
+ t.FailNow()
+ }
+
+ blockchain := theBlockChain(db, t)
+
+ const max = 2
+ done := make(chan bool, max)
+
+ go insertChain(done, blockchain, chain1, t)
+ go insertChain(done, blockchain, chain2, t)
+
+ for i := 0; i < max; i++ {
+ <-done
+ }
+
+ if chain2[len(chain2)-1].Hash() != blockchain.CurrentBlock().Hash() {
+ t.Error("chain2 is canonical and shouldn't be")
+ }
+
+ if chain1[len(chain1)-1].Hash() != blockchain.CurrentBlock().Hash() {
+ t.Error("chain1 isn't canonical and should be")
+ }
+}
+
+func TestChainMultipleInsertions(t *testing.T) {
+ t.Skip("Skipped: outdated test files")
+
+ db, _ := ethdb.NewMemDatabase()
+
+ const max = 4
+ chains := make([]types.Blocks, max)
+ var longest int
+ for i := 0; i < max; i++ {
+ var err error
+ name := "valid" + strconv.Itoa(i+1)
+ chains[i], err = loadChain(name, t)
+ if len(chains[i]) >= len(chains[longest]) {
+ longest = i
+ }
+ fmt.Println("loaded", name, "with a length of", len(chains[i]))
+ if err != nil {
+ fmt.Println(err)
+ t.FailNow()
+ }
+ }
+
+ blockchain := theBlockChain(db, t)
+
+ done := make(chan bool, max)
+ for i, chain := range chains {
+ // XXX the go routine would otherwise reference the same (chain[3]) variable and fail
+ i := i
+ chain := chain
+ go func() {
+ insertChain(done, blockchain, chain, t)
+ fmt.Println(i, "done")
+ }()
+ }
+
+ for i := 0; i < max; i++ {
+ <-done
+ }
+
+ if chains[longest][len(chains[longest])-1].Hash() != blockchain.CurrentBlock().Hash() {
+ t.Error("Invalid canonical chain")
+ }
+}
+
+type bproc struct{}
+
+func (bproc) Process(*types.Block) (vm.Logs, types.Receipts, error) { return nil, nil, nil }
+
+func makeChainWithDiff(genesis *types.Block, d []int, seed byte) []*types.Block {
+ var chain []*types.Block
+ for i, difficulty := range d {
+ header := &types.Header{
+ Coinbase: common.Address{seed},
+ Number: big.NewInt(int64(i + 1)),
+ Difficulty: big.NewInt(int64(difficulty)),
+ }
+ if i == 0 {
+ header.ParentHash = genesis.Hash()
+ } else {
+ header.ParentHash = chain[i-1].Hash()
+ }
+ block := types.NewBlockWithHeader(header)
+ chain = append(chain, block)
+ }
+ return chain
+}
+
+func chm(genesis *types.Block, db ethdb.Database) *BlockChain {
+ var eventMux event.TypeMux
+ bc := &BlockChain{chainDb: db, genesisBlock: genesis, eventMux: &eventMux, pow: FakePow{}}
+ bc.headerCache, _ = lru.New(100)
+ bc.bodyCache, _ = lru.New(100)
+ bc.bodyRLPCache, _ = lru.New(100)
+ bc.tdCache, _ = lru.New(100)
+ bc.blockCache, _ = lru.New(100)
+ bc.futureBlocks, _ = lru.New(100)
+ bc.processor = bproc{}
+ bc.ResetWithGenesisBlock(genesis)
+
+ return bc
+}
+
+func TestReorgLongest(t *testing.T) {
+ db, _ := ethdb.NewMemDatabase()
+
+ genesis, err := WriteTestNetGenesisBlock(db, 0)
+ if err != nil {
+ t.Error(err)
+ t.FailNow()
+ }
+ bc := chm(genesis, db)
+
+ chain1 := makeChainWithDiff(genesis, []int{1, 2, 4}, 10)
+ chain2 := makeChainWithDiff(genesis, []int{1, 2, 3, 4}, 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())
+ }
+ }
+}
+
+func TestBadHashes(t *testing.T) {
+ db, _ := ethdb.NewMemDatabase()
+ genesis, err := WriteTestNetGenesisBlock(db, 0)
+ if err != nil {
+ t.Error(err)
+ t.FailNow()
+ }
+ bc := chm(genesis, db)
+
+ chain := makeChainWithDiff(genesis, []int{1, 2, 4}, 10)
+ BadHashes[chain[2].Header().Hash()] = true
+
+ _, err = bc.InsertChain(chain)
+ if !IsBadHashError(err) {
+ t.Errorf("error mismatch: want: BadHashError, have: %v", err)
+ }
+}
+
+func TestReorgBadHashes(t *testing.T) {
+ db, _ := ethdb.NewMemDatabase()
+ genesis, err := WriteTestNetGenesisBlock(db, 0)
+ if err != nil {
+ t.Error(err)
+ t.FailNow()
+ }
+ bc := chm(genesis, db)
+
+ chain := makeChainWithDiff(genesis, []int{1, 2, 3, 4}, 11)
+ bc.InsertChain(chain)
+
+ if chain[3].Header().Hash() != bc.LastBlockHash() {
+ t.Errorf("last block hash mismatch: want: %x, have: %x", chain[3].Header().Hash(), bc.LastBlockHash())
+ }
+
+ // NewChainManager should check BadHashes when loading it db
+ BadHashes[chain[3].Header().Hash()] = true
+
+ var eventMux event.TypeMux
+ ncm, err := NewBlockChain(db, FakePow{}, &eventMux)
+ if err != nil {
+ t.Errorf("NewChainManager err: %s", err)
+ }
+
+ // check it set head to (valid) parent of bad hash block
+ if chain[2].Header().Hash() != ncm.LastBlockHash() {
+ t.Errorf("last block hash mismatch: want: %x, have: %x", chain[2].Header().Hash(), ncm.LastBlockHash())
+ }
+
+ if chain[2].Header().GasLimit.Cmp(ncm.GasLimit()) != 0 {
+ t.Errorf("current block gasLimit mismatch: want: %x, have: %x", chain[2].Header().GasLimit, ncm.GasLimit())
+ }
+}
+
+func TestReorgShortest(t *testing.T) {
+ db, _ := ethdb.NewMemDatabase()
+ genesis, err := WriteTestNetGenesisBlock(db, 0)
+ if err != nil {
+ t.Error(err)
+ t.FailNow()
+ }
+ 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())
+ }
+ }
+}
+
+func TestInsertNonceError(t *testing.T) {
+ for i := 1; i < 25 && !t.Failed(); i++ {
+ db, _ := ethdb.NewMemDatabase()
+ genesis, err := WriteTestNetGenesisBlock(db, 0)
+ if err != nil {
+ t.Error(err)
+ t.FailNow()
+ }
+ bc := chm(genesis, db)
+ bc.processor = NewBlockProcessor(db, bc.pow, bc, bc.eventMux)
+ blocks := makeChain(bc.currentBlock, i, db, 0)
+
+ fail := rand.Int() % len(blocks)
+ failblock := blocks[fail]
+ bc.pow = failPow{failblock.NumberU64()}
+ n, err := bc.InsertChain(blocks)
+
+ // Check that the returned error indicates the nonce failure.
+ if n != fail {
+ t.Errorf("(i=%d) wrong failed block index: got %d, want %d", i, n, fail)
+ }
+ if !IsBlockNonceErr(err) {
+ t.Fatalf("(i=%d) got %q, want a nonce error", i, err)
+ }
+ nerr := err.(*BlockNonceErr)
+ if nerr.Number.Cmp(failblock.Number()) != 0 {
+ t.Errorf("(i=%d) wrong block number in error, got %v, want %v", i, nerr.Number, failblock.Number())
+ }
+ if nerr.Hash != failblock.Hash() {
+ t.Errorf("(i=%d) wrong block hash in error, got %v, want %v", i, nerr.Hash, failblock.Hash())
+ }
+
+ // Check that all no blocks after the failing block have been inserted.
+ for _, block := range blocks[fail:] {
+ if bc.HasBlock(block.Hash()) {
+ t.Errorf("(i=%d) invalid block %d present in chain", i, block.NumberU64())
+ }
+ }
+ }
+}
+
+// Tests that chain reorganizations handle transaction removals and reinsertions.
+func TestChainTxReorgs(t *testing.T) {
+ params.MinGasLimit = big.NewInt(125000) // Minimum the gas limit may ever be.
+ params.GenesisGasLimit = big.NewInt(3141592) // Gas limit of the Genesis block.
+
+ var (
+ key1, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
+ key2, _ = crypto.HexToECDSA("8a1f9a8f95be41cd7ccb6168179afb4504aefe388d1e14474d32c45c72ce7b7a")
+ key3, _ = crypto.HexToECDSA("49a7b37aa6f6645917e7b807e9d1c00d4fa71f18343b0d4122a4d2df64dd6fee")
+ addr1 = crypto.PubkeyToAddress(key1.PublicKey)
+ addr2 = crypto.PubkeyToAddress(key2.PublicKey)
+ addr3 = crypto.PubkeyToAddress(key3.PublicKey)
+ db, _ = ethdb.NewMemDatabase()
+ )
+ genesis := WriteGenesisBlockForTesting(db,
+ GenesisAccount{addr1, big.NewInt(1000000)},
+ GenesisAccount{addr2, big.NewInt(1000000)},
+ GenesisAccount{addr3, big.NewInt(1000000)},
+ )
+ // Create two transactions shared between the chains:
+ // - postponed: transaction included at a later block in the forked chain
+ // - swapped: transaction included at the same block number in the forked chain
+ postponed, _ := types.NewTransaction(0, addr1, big.NewInt(1000), params.TxGas, nil, nil).SignECDSA(key1)
+ swapped, _ := types.NewTransaction(1, addr1, big.NewInt(1000), params.TxGas, nil, nil).SignECDSA(key1)
+
+ // Create two transactions that will be dropped by the forked chain:
+ // - pastDrop: transaction dropped retroactively from a past block
+ // - freshDrop: transaction dropped exactly at the block where the reorg is detected
+ var pastDrop, freshDrop *types.Transaction
+
+ // Create three transactions that will be added in the forked chain:
+ // - pastAdd: transaction added before the reorganiztion is detected
+ // - freshAdd: transaction added at the exact block the reorg is detected
+ // - futureAdd: transaction added after the reorg has already finished
+ var pastAdd, freshAdd, futureAdd *types.Transaction
+
+ chain := GenerateChain(genesis, db, 3, func(i int, gen *BlockGen) {
+ switch i {
+ case 0:
+ pastDrop, _ = types.NewTransaction(gen.TxNonce(addr2), addr2, big.NewInt(1000), params.TxGas, nil, nil).SignECDSA(key2)
+
+ gen.AddTx(pastDrop) // This transaction will be dropped in the fork from below the split point
+ gen.AddTx(postponed) // This transaction will be postponed till block #3 in the fork
+
+ case 2:
+ freshDrop, _ = types.NewTransaction(gen.TxNonce(addr2), addr2, big.NewInt(1000), params.TxGas, nil, nil).SignECDSA(key2)
+
+ gen.AddTx(freshDrop) // This transaction will be dropped in the fork from exactly at the split point
+ gen.AddTx(swapped) // This transaction will be swapped out at the exact height
+
+ gen.OffsetTime(9) // Lower the block difficulty to simulate a weaker chain
+ }
+ })
+ // Import the chain. This runs all block validation rules.
+ evmux := &event.TypeMux{}
+ chainman, _ := NewBlockChain(db, FakePow{}, evmux)
+ chainman.SetProcessor(NewBlockProcessor(db, FakePow{}, chainman, evmux))
+ if i, err := chainman.InsertChain(chain); err != nil {
+ t.Fatalf("failed to insert original chain[%d]: %v", i, err)
+ }
+
+ // overwrite the old chain
+ chain = GenerateChain(genesis, db, 5, func(i int, gen *BlockGen) {
+ switch i {
+ case 0:
+ pastAdd, _ = types.NewTransaction(gen.TxNonce(addr3), addr3, big.NewInt(1000), params.TxGas, nil, nil).SignECDSA(key3)
+ gen.AddTx(pastAdd) // This transaction needs to be injected during reorg
+
+ case 2:
+ gen.AddTx(postponed) // This transaction was postponed from block #1 in the original chain
+ gen.AddTx(swapped) // This transaction was swapped from the exact current spot in the original chain
+
+ freshAdd, _ = types.NewTransaction(gen.TxNonce(addr3), addr3, big.NewInt(1000), params.TxGas, nil, nil).SignECDSA(key3)
+ gen.AddTx(freshAdd) // This transaction will be added exactly at reorg time
+
+ case 3:
+ futureAdd, _ = types.NewTransaction(gen.TxNonce(addr3), addr3, big.NewInt(1000), params.TxGas, nil, nil).SignECDSA(key3)
+ gen.AddTx(futureAdd) // This transaction will be added after a full reorg
+ }
+ })
+ if _, err := chainman.InsertChain(chain); err != nil {
+ t.Fatalf("failed to insert forked chain: %v", err)
+ }
+
+ // removed tx
+ for i, tx := range (types.Transactions{pastDrop, freshDrop}) {
+ if GetTransaction(db, tx.Hash()) != nil {
+ t.Errorf("drop %d: tx found while shouldn't have been", i)
+ }
+ if GetReceipt(db, tx.Hash()) != nil {
+ t.Errorf("drop %d: receipt found while shouldn't have been", i)
+ }
+ }
+ // added tx
+ for i, tx := range (types.Transactions{pastAdd, freshAdd, futureAdd}) {
+ if GetTransaction(db, tx.Hash()) == nil {
+ t.Errorf("add %d: expected tx to be found", i)
+ }
+ if GetReceipt(db, tx.Hash()) == nil {
+ t.Errorf("add %d: expected receipt to be found", i)
+ }
+ }
+ // shared tx
+ for i, tx := range (types.Transactions{postponed, swapped}) {
+ if GetTransaction(db, tx.Hash()) == nil {
+ t.Errorf("share %d: expected tx to be found", i)
+ }
+ if GetReceipt(db, tx.Hash()) == nil {
+ t.Errorf("share %d: expected receipt to be found", i)
+ }
+ }
+}