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core: fix blockchain goroutine leaks in tests

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This commit is contained in:
Péter Szilágyi
2017-08-07 15:47:25 +03:00
parent 46cf0a616b
commit 2b50367fe9
8 changed files with 79 additions and 23 deletions
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57
core/blockchain_test.go
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@ -20,6 +20,7 @@ import (
"fmt"
"math/big"
"math/rand"
"sync"
"testing"
"time"
@ -61,6 +62,8 @@ func testFork(t *testing.T, blockchain *BlockChain, i, n int, full bool, compara
if err != nil {
t.Fatal("could not make new canonical in testFork", err)
}
defer blockchain2.Stop()
// Assert the chains have the same header/block at #i
var hash1, hash2 common.Hash
if full {
@ -182,6 +185,8 @@ func insertChain(done chan bool, blockchain *BlockChain, chain types.Blocks, t *
func TestLastBlock(t *testing.T) {
bchain := newTestBlockChain(false)
defer bchain.Stop()
block := makeBlockChain(bchain.CurrentBlock(), 1, bchain.chainDb, 0)[0]
bchain.insert(block)
if block.Hash() != GetHeadBlockHash(bchain.chainDb) {
@ -202,6 +207,8 @@ func testExtendCanonical(t *testing.T, full bool) {
if err != nil {
t.Fatalf("failed to make new canonical chain: %v", err)
}
defer processor.Stop()
// Define the difficulty comparator
better := func(td1, td2 *big.Int) {
if td2.Cmp(td1) <= 0 {
@ -228,6 +235,8 @@ func testShorterFork(t *testing.T, full bool) {
if err != nil {
t.Fatalf("failed to make new canonical chain: %v", err)
}
defer processor.Stop()
// Define the difficulty comparator
worse := func(td1, td2 *big.Int) {
if td2.Cmp(td1) >= 0 {
@ -256,6 +265,8 @@ func testLongerFork(t *testing.T, full bool) {
if err != nil {
t.Fatalf("failed to make new canonical chain: %v", err)
}
defer processor.Stop()
// Define the difficulty comparator
better := func(td1, td2 *big.Int) {
if td2.Cmp(td1) <= 0 {
@ -284,6 +295,8 @@ func testEqualFork(t *testing.T, full bool) {
if err != nil {
t.Fatalf("failed to make new canonical chain: %v", err)
}
defer processor.Stop()
// Define the difficulty comparator
equal := func(td1, td2 *big.Int) {
if td2.Cmp(td1) != 0 {
@ -309,6 +322,8 @@ func testBrokenChain(t *testing.T, full bool) {
if err != nil {
t.Fatalf("failed to make new canonical chain: %v", err)
}
defer blockchain.Stop()
// Create a forked chain, and try to insert with a missing link
if full {
chain := makeBlockChain(blockchain.CurrentBlock(), 5, db, forkSeed)[1:]
@ -385,6 +400,7 @@ func testReorgShort(t *testing.T, full bool) {
func testReorg(t *testing.T, first, second []int, td int64, full bool) {
bc := newTestBlockChain(true)
defer bc.Stop()
// Insert an easy and a difficult chain afterwards
if full {
@ -429,6 +445,7 @@ func TestBadBlockHashes(t *testing.T) { testBadHashes(t, true) }
func testBadHashes(t *testing.T, full bool) {
bc := newTestBlockChain(true)
defer bc.Stop()
// Create a chain, ban a hash and try to import
var err error
@ -453,6 +470,7 @@ func TestReorgBadBlockHashes(t *testing.T) { testReorgBadHashes(t, true) }
func testReorgBadHashes(t *testing.T, full bool) {
bc := newTestBlockChain(true)
defer bc.Stop()
// Create a chain, import and ban afterwards
headers := makeHeaderChainWithDiff(bc.genesisBlock, []int{1, 2, 3, 4}, 10)
@ -483,6 +501,8 @@ func testReorgBadHashes(t *testing.T, full bool) {
if err != nil {
t.Fatalf("failed to create new chain manager: %v", err)
}
defer ncm.Stop()
if full {
if ncm.CurrentBlock().Hash() != blocks[2].Header().Hash() {
t.Errorf("last block hash mismatch: have: %x, want %x", ncm.CurrentBlock().Hash(), blocks[2].Header().Hash())
@ -508,6 +528,8 @@ func testInsertNonceError(t *testing.T, full bool) {
if err != nil {
t.Fatalf("failed to create pristine chain: %v", err)
}
defer blockchain.Stop()
// Create and insert a chain with a failing nonce
var (
failAt int
@ -589,15 +611,16 @@ func TestFastVsFullChains(t *testing.T) {
archiveDb, _ := ethdb.NewMemDatabase()
gspec.MustCommit(archiveDb)
archive, _ := NewBlockChain(archiveDb, gspec.Config, ethash.NewFaker(), new(event.TypeMux), vm.Config{})
defer archive.Stop()
if n, err := archive.InsertChain(blocks); err != nil {
t.Fatalf("failed to process block %d: %v", n, err)
}
// Fast import the chain as a non-archive node to test
fastDb, _ := ethdb.NewMemDatabase()
gspec.MustCommit(fastDb)
fast, _ := NewBlockChain(fastDb, gspec.Config, ethash.NewFaker(), new(event.TypeMux), vm.Config{})
defer fast.Stop()
headers := make([]*types.Header, len(blocks))
for i, block := range blocks {
@ -678,6 +701,8 @@ func TestLightVsFastVsFullChainHeads(t *testing.T) {
if n, err := archive.InsertChain(blocks); err != nil {
t.Fatalf("failed to process block %d: %v", n, err)
}
defer archive.Stop()
assert(t, "archive", archive, height, height, height)
archive.Rollback(remove)
assert(t, "archive", archive, height/2, height/2, height/2)
@ -686,6 +711,7 @@ func TestLightVsFastVsFullChainHeads(t *testing.T) {
fastDb, _ := ethdb.NewMemDatabase()
gspec.MustCommit(fastDb)
fast, _ := NewBlockChain(fastDb, gspec.Config, ethash.NewFaker(), new(event.TypeMux), vm.Config{})
defer fast.Stop()
headers := make([]*types.Header, len(blocks))
for i, block := range blocks {
@ -709,6 +735,8 @@ func TestLightVsFastVsFullChainHeads(t *testing.T) {
if n, err := light.InsertHeaderChain(headers, 1); err != nil {
t.Fatalf("failed to insert header %d: %v", n, err)
}
defer light.Stop()
assert(t, "light", light, height, 0, 0)
light.Rollback(remove)
assert(t, "light", light, height/2, 0, 0)
@ -777,6 +805,7 @@ func TestChainTxReorgs(t *testing.T) {
if i, err := blockchain.InsertChain(chain); err != nil {
t.Fatalf("failed to insert original chain[%d]: %v", i, err)
}
defer blockchain.Stop()
// overwrite the old chain
chain, _ = GenerateChain(gspec.Config, genesis, db, 5, func(i int, gen *BlockGen) {
@ -845,6 +874,7 @@ func TestLogReorgs(t *testing.T) {
var evmux event.TypeMux
blockchain, _ := NewBlockChain(db, gspec.Config, ethash.NewFaker(), &evmux, vm.Config{})
defer blockchain.Stop()
subs := evmux.Subscribe(RemovedLogsEvent{})
chain, _ := GenerateChain(params.TestChainConfig, genesis, db, 2, func(i int, gen *BlockGen) {
@ -886,6 +916,7 @@ func TestReorgSideEvent(t *testing.T) {
evmux := &event.TypeMux{}
blockchain, _ := NewBlockChain(db, gspec.Config, ethash.NewFaker(), evmux, vm.Config{})
defer blockchain.Stop()
chain, _ := GenerateChain(gspec.Config, genesis, db, 3, func(i int, gen *BlockGen) {})
if _, err := blockchain.InsertChain(chain); err != nil {
@ -955,11 +986,18 @@ done:
// Tests if the canonical block can be fetched from the database during chain insertion.
func TestCanonicalBlockRetrieval(t *testing.T) {
bc := newTestBlockChain(false)
bc := newTestBlockChain(true)
defer bc.Stop()
chain, _ := GenerateChain(bc.config, bc.genesisBlock, bc.chainDb, 10, func(i int, gen *BlockGen) {})
var pend sync.WaitGroup
pend.Add(len(chain))
for i := range chain {
go func(block *types.Block) {
defer pend.Done()
// try to retrieve a block by its canonical hash and see if the block data can be retrieved.
for {
ch := GetCanonicalHash(bc.chainDb, block.NumberU64())
@ -980,8 +1018,11 @@ func TestCanonicalBlockRetrieval(t *testing.T) {
}
}(chain[i])
bc.InsertChain(types.Blocks{chain[i]})
if _, err := bc.InsertChain(types.Blocks{chain[i]}); err != nil {
t.Fatalf("failed to insert block %d: %v", i, err)
}
}
pend.Wait()
}
func TestEIP155Transition(t *testing.T) {
@ -1001,6 +1042,8 @@ func TestEIP155Transition(t *testing.T) {
)
blockchain, _ := NewBlockChain(db, gspec.Config, ethash.NewFaker(), &mux, vm.Config{})
defer blockchain.Stop()
blocks, _ := GenerateChain(gspec.Config, genesis, db, 4, func(i int, block *BlockGen) {
var (
tx *types.Transaction
@ -1104,10 +1147,12 @@ func TestEIP161AccountRemoval(t *testing.T) {
},
Alloc: GenesisAlloc{address: {Balance: funds}},
}
genesis = gspec.MustCommit(db)
mux event.TypeMux
blockchain, _ = NewBlockChain(db, gspec.Config, ethash.NewFaker(), &mux, vm.Config{})
genesis = gspec.MustCommit(db)
mux event.TypeMux
)
blockchain, _ := NewBlockChain(db, gspec.Config, ethash.NewFaker(), &mux, vm.Config{})
defer blockchain.Stop()
blocks, _ := GenerateChain(gspec.Config, genesis, db, 3, func(i int, block *BlockGen) {
var (
tx *types.Transaction