433 lines
15 KiB
Go
433 lines
15 KiB
Go
// Copyright 2015 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package core
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import (
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"encoding/json"
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"io/ioutil"
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"math/big"
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"os"
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"testing"
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"github.com/ethereum/go-ethereum/common"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/core/vm"
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"github.com/ethereum/go-ethereum/crypto"
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"github.com/ethereum/go-ethereum/crypto/sha3"
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"github.com/ethereum/go-ethereum/ethdb"
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"github.com/ethereum/go-ethereum/rlp"
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)
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type diffTest struct {
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ParentTimestamp uint64
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ParentDifficulty *big.Int
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CurrentTimestamp uint64
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CurrentBlocknumber *big.Int
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CurrentDifficulty *big.Int
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}
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func (d *diffTest) UnmarshalJSON(b []byte) (err error) {
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var ext struct {
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ParentTimestamp string
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ParentDifficulty string
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CurrentTimestamp string
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CurrentBlocknumber string
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CurrentDifficulty string
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}
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if err := json.Unmarshal(b, &ext); err != nil {
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return err
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}
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d.ParentTimestamp = common.String2Big(ext.ParentTimestamp).Uint64()
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d.ParentDifficulty = common.String2Big(ext.ParentDifficulty)
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d.CurrentTimestamp = common.String2Big(ext.CurrentTimestamp).Uint64()
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d.CurrentBlocknumber = common.String2Big(ext.CurrentBlocknumber)
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d.CurrentDifficulty = common.String2Big(ext.CurrentDifficulty)
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return nil
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}
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func TestDifficulty(t *testing.T) {
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file, err := os.Open("../tests/files/BasicTests/difficulty.json")
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if err != nil {
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t.Fatal(err)
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}
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defer file.Close()
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tests := make(map[string]diffTest)
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err = json.NewDecoder(file).Decode(&tests)
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if err != nil {
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t.Fatal(err)
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}
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for name, test := range tests {
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number := new(big.Int).Sub(test.CurrentBlocknumber, big.NewInt(1))
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diff := CalcDifficulty(test.CurrentTimestamp, test.ParentTimestamp, number, test.ParentDifficulty)
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if diff.Cmp(test.CurrentDifficulty) != 0 {
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t.Error(name, "failed. Expected", test.CurrentDifficulty, "and calculated", diff)
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}
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}
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}
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// Tests block header storage and retrieval operations.
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func TestHeaderStorage(t *testing.T) {
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db, _ := ethdb.NewMemDatabase()
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// Create a test header to move around the database and make sure it's really new
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header := &types.Header{Extra: []byte("test header")}
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if entry := GetHeader(db, header.Hash()); entry != nil {
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t.Fatalf("Non existent header returned: %v", entry)
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}
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// Write and verify the header in the database
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if err := WriteHeader(db, header); err != nil {
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t.Fatalf("Failed to write header into database: %v", err)
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}
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if entry := GetHeader(db, header.Hash()); entry == nil {
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t.Fatalf("Stored header not found")
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} else if entry.Hash() != header.Hash() {
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t.Fatalf("Retrieved header mismatch: have %v, want %v", entry, header)
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}
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if entry := GetHeaderRLP(db, header.Hash()); entry == nil {
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t.Fatalf("Stored header RLP not found")
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} else {
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hasher := sha3.NewKeccak256()
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hasher.Write(entry)
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if hash := common.BytesToHash(hasher.Sum(nil)); hash != header.Hash() {
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t.Fatalf("Retrieved RLP header mismatch: have %v, want %v", entry, header)
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}
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}
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// Delete the header and verify the execution
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DeleteHeader(db, header.Hash())
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if entry := GetHeader(db, header.Hash()); entry != nil {
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t.Fatalf("Deleted header returned: %v", entry)
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}
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}
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// Tests block body storage and retrieval operations.
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func TestBodyStorage(t *testing.T) {
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db, _ := ethdb.NewMemDatabase()
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// Create a test body to move around the database and make sure it's really new
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body := &types.Body{Uncles: []*types.Header{{Extra: []byte("test header")}}}
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hasher := sha3.NewKeccak256()
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rlp.Encode(hasher, body)
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hash := common.BytesToHash(hasher.Sum(nil))
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if entry := GetBody(db, hash); entry != nil {
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t.Fatalf("Non existent body returned: %v", entry)
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}
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// Write and verify the body in the database
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if err := WriteBody(db, hash, body); err != nil {
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t.Fatalf("Failed to write body into database: %v", err)
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}
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if entry := GetBody(db, hash); entry == nil {
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t.Fatalf("Stored body not found")
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} else if types.DeriveSha(types.Transactions(entry.Transactions)) != types.DeriveSha(types.Transactions(body.Transactions)) || types.CalcUncleHash(entry.Uncles) != types.CalcUncleHash(body.Uncles) {
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t.Fatalf("Retrieved body mismatch: have %v, want %v", entry, body)
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}
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if entry := GetBodyRLP(db, hash); entry == nil {
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t.Fatalf("Stored body RLP not found")
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} else {
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hasher := sha3.NewKeccak256()
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hasher.Write(entry)
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if calc := common.BytesToHash(hasher.Sum(nil)); calc != hash {
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t.Fatalf("Retrieved RLP body mismatch: have %v, want %v", entry, body)
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}
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}
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// Delete the body and verify the execution
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DeleteBody(db, hash)
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if entry := GetBody(db, hash); entry != nil {
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t.Fatalf("Deleted body returned: %v", entry)
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}
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}
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// Tests block storage and retrieval operations.
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func TestBlockStorage(t *testing.T) {
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db, _ := ethdb.NewMemDatabase()
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// Create a test block to move around the database and make sure it's really new
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block := types.NewBlockWithHeader(&types.Header{Extra: []byte("test block")})
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if entry := GetBlock(db, block.Hash()); entry != nil {
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t.Fatalf("Non existent block returned: %v", entry)
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}
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if entry := GetHeader(db, block.Hash()); entry != nil {
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t.Fatalf("Non existent header returned: %v", entry)
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}
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if entry := GetBody(db, block.Hash()); entry != nil {
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t.Fatalf("Non existent body returned: %v", entry)
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}
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// Write and verify the block in the database
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if err := WriteBlock(db, block); err != nil {
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t.Fatalf("Failed to write block into database: %v", err)
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}
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if entry := GetBlock(db, block.Hash()); entry == nil {
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t.Fatalf("Stored block not found")
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} else if entry.Hash() != block.Hash() {
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t.Fatalf("Retrieved block mismatch: have %v, want %v", entry, block)
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}
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if entry := GetHeader(db, block.Hash()); entry == nil {
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t.Fatalf("Stored header not found")
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} else if entry.Hash() != block.Header().Hash() {
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t.Fatalf("Retrieved header mismatch: have %v, want %v", entry, block.Header())
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}
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if entry := GetBody(db, block.Hash()); entry == nil {
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t.Fatalf("Stored body not found")
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} else if types.DeriveSha(types.Transactions(entry.Transactions)) != types.DeriveSha(block.Transactions()) || types.CalcUncleHash(entry.Uncles) != types.CalcUncleHash(block.Uncles()) {
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t.Fatalf("Retrieved body mismatch: have %v, want %v", entry, &types.Body{block.Transactions(), block.Uncles()})
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}
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// Delete the block and verify the execution
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DeleteBlock(db, block.Hash())
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if entry := GetBlock(db, block.Hash()); entry != nil {
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t.Fatalf("Deleted block returned: %v", entry)
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}
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if entry := GetHeader(db, block.Hash()); entry != nil {
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t.Fatalf("Deleted header returned: %v", entry)
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}
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if entry := GetBody(db, block.Hash()); entry != nil {
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t.Fatalf("Deleted body returned: %v", entry)
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}
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}
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// Tests that partial block contents don't get reassembled into full blocks.
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func TestPartialBlockStorage(t *testing.T) {
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db, _ := ethdb.NewMemDatabase()
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block := types.NewBlockWithHeader(&types.Header{Extra: []byte("test block")})
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// Store a header and check that it's not recognized as a block
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if err := WriteHeader(db, block.Header()); err != nil {
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t.Fatalf("Failed to write header into database: %v", err)
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}
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if entry := GetBlock(db, block.Hash()); entry != nil {
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t.Fatalf("Non existent block returned: %v", entry)
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}
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DeleteHeader(db, block.Hash())
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// Store a body and check that it's not recognized as a block
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if err := WriteBody(db, block.Hash(), &types.Body{block.Transactions(), block.Uncles()}); err != nil {
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t.Fatalf("Failed to write body into database: %v", err)
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}
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if entry := GetBlock(db, block.Hash()); entry != nil {
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t.Fatalf("Non existent block returned: %v", entry)
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}
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DeleteBody(db, block.Hash())
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// Store a header and a body separately and check reassembly
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if err := WriteHeader(db, block.Header()); err != nil {
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t.Fatalf("Failed to write header into database: %v", err)
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}
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if err := WriteBody(db, block.Hash(), &types.Body{block.Transactions(), block.Uncles()}); err != nil {
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t.Fatalf("Failed to write body into database: %v", err)
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}
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if entry := GetBlock(db, block.Hash()); entry == nil {
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t.Fatalf("Stored block not found")
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} else if entry.Hash() != block.Hash() {
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t.Fatalf("Retrieved block mismatch: have %v, want %v", entry, block)
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}
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}
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// Tests block total difficulty storage and retrieval operations.
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func TestTdStorage(t *testing.T) {
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db, _ := ethdb.NewMemDatabase()
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// Create a test TD to move around the database and make sure it's really new
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hash, td := common.Hash{}, big.NewInt(314)
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if entry := GetTd(db, hash); entry != nil {
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t.Fatalf("Non existent TD returned: %v", entry)
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}
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// Write and verify the TD in the database
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if err := WriteTd(db, hash, td); err != nil {
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t.Fatalf("Failed to write TD into database: %v", err)
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}
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if entry := GetTd(db, hash); entry == nil {
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t.Fatalf("Stored TD not found")
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} else if entry.Cmp(td) != 0 {
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t.Fatalf("Retrieved TD mismatch: have %v, want %v", entry, td)
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}
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// Delete the TD and verify the execution
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DeleteTd(db, hash)
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if entry := GetTd(db, hash); entry != nil {
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t.Fatalf("Deleted TD returned: %v", entry)
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}
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}
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// Tests that canonical numbers can be mapped to hashes and retrieved.
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func TestCanonicalMappingStorage(t *testing.T) {
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db, _ := ethdb.NewMemDatabase()
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// Create a test canonical number and assinged hash to move around
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hash, number := common.Hash{0: 0xff}, uint64(314)
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if entry := GetCanonicalHash(db, number); entry != (common.Hash{}) {
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t.Fatalf("Non existent canonical mapping returned: %v", entry)
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}
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// Write and verify the TD in the database
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if err := WriteCanonicalHash(db, hash, number); err != nil {
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t.Fatalf("Failed to write canonical mapping into database: %v", err)
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}
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if entry := GetCanonicalHash(db, number); entry == (common.Hash{}) {
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t.Fatalf("Stored canonical mapping not found")
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} else if entry != hash {
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t.Fatalf("Retrieved canonical mapping mismatch: have %v, want %v", entry, hash)
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}
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// Delete the TD and verify the execution
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DeleteCanonicalHash(db, number)
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if entry := GetCanonicalHash(db, number); entry != (common.Hash{}) {
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t.Fatalf("Deleted canonical mapping returned: %v", entry)
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}
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}
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// Tests that head headers and head blocks can be assigned, individually.
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func TestHeadStorage(t *testing.T) {
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db, _ := ethdb.NewMemDatabase()
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blockHead := types.NewBlockWithHeader(&types.Header{Extra: []byte("test block header")})
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blockFull := types.NewBlockWithHeader(&types.Header{Extra: []byte("test block full")})
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// Check that no head entries are in a pristine database
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if entry := GetHeadHeaderHash(db); entry != (common.Hash{}) {
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t.Fatalf("Non head header entry returned: %v", entry)
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}
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if entry := GetHeadBlockHash(db); entry != (common.Hash{}) {
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t.Fatalf("Non head block entry returned: %v", entry)
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}
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// Assign separate entries for the head header and block
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if err := WriteHeadHeaderHash(db, blockHead.Hash()); err != nil {
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t.Fatalf("Failed to write head header hash: %v", err)
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}
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if err := WriteHeadBlockHash(db, blockFull.Hash()); err != nil {
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t.Fatalf("Failed to write head block hash: %v", err)
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}
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// Check that both heads are present, and different (i.e. two heads maintained)
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if entry := GetHeadHeaderHash(db); entry != blockHead.Hash() {
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t.Fatalf("Head header hash mismatch: have %v, want %v", entry, blockHead.Hash())
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}
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if entry := GetHeadBlockHash(db); entry != blockFull.Hash() {
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t.Fatalf("Head block hash mismatch: have %v, want %v", entry, blockFull.Hash())
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}
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}
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func TestMipmapBloom(t *testing.T) {
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db, _ := ethdb.NewMemDatabase()
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receipt1 := new(types.Receipt)
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receipt1.SetLogs(vm.Logs{
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&vm.Log{Address: common.BytesToAddress([]byte("test"))},
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&vm.Log{Address: common.BytesToAddress([]byte("address"))},
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})
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receipt2 := new(types.Receipt)
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receipt2.SetLogs(vm.Logs{
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&vm.Log{Address: common.BytesToAddress([]byte("test"))},
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&vm.Log{Address: common.BytesToAddress([]byte("address1"))},
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})
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WriteMipmapBloom(db, 1, types.Receipts{receipt1})
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WriteMipmapBloom(db, 2, types.Receipts{receipt2})
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for _, level := range MIPMapLevels {
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bloom := GetMipmapBloom(db, 2, level)
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if !bloom.Test(new(big.Int).SetBytes([]byte("address1"))) {
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t.Error("expected test to be included on level:", level)
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}
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}
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// reset
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db, _ = ethdb.NewMemDatabase()
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receipt := new(types.Receipt)
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receipt.SetLogs(vm.Logs{
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&vm.Log{Address: common.BytesToAddress([]byte("test"))},
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})
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WriteMipmapBloom(db, 999, types.Receipts{receipt1})
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receipt = new(types.Receipt)
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receipt.SetLogs(vm.Logs{
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&vm.Log{Address: common.BytesToAddress([]byte("test 1"))},
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})
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WriteMipmapBloom(db, 1000, types.Receipts{receipt})
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bloom := GetMipmapBloom(db, 1000, 1000)
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if bloom.TestBytes([]byte("test")) {
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t.Error("test should not have been included")
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}
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}
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func TestMipmapChain(t *testing.T) {
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dir, err := ioutil.TempDir("", "mipmap")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(dir)
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var (
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db, _ = ethdb.NewLDBDatabase(dir, 16)
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key1, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
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addr = crypto.PubkeyToAddress(key1.PublicKey)
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addr2 = common.BytesToAddress([]byte("jeff"))
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hash1 = common.BytesToHash([]byte("topic1"))
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)
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defer db.Close()
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genesis := WriteGenesisBlockForTesting(db, GenesisAccount{addr, big.NewInt(1000000)})
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chain := GenerateChain(genesis, db, 1010, func(i int, gen *BlockGen) {
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var receipts types.Receipts
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switch i {
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case 1:
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receipt := types.NewReceipt(nil, new(big.Int))
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receipt.SetLogs(vm.Logs{
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&vm.Log{
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Address: addr,
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Topics: []common.Hash{hash1},
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},
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})
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gen.AddUncheckedReceipt(receipt)
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receipts = types.Receipts{receipt}
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case 1000:
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receipt := types.NewReceipt(nil, new(big.Int))
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receipt.SetLogs(vm.Logs{&vm.Log{Address: addr2}})
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gen.AddUncheckedReceipt(receipt)
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receipts = types.Receipts{receipt}
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}
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// store the receipts
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err := PutReceipts(db, receipts)
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if err != nil {
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t.Fatal(err)
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}
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WriteMipmapBloom(db, uint64(i+1), receipts)
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})
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for _, block := range chain {
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WriteBlock(db, block)
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if err := WriteCanonicalHash(db, block.Hash(), block.NumberU64()); err != nil {
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t.Fatalf("failed to insert block number: %v", err)
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}
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if err := WriteHeadBlockHash(db, block.Hash()); err != nil {
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t.Fatalf("failed to insert block number: %v", err)
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}
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if err := PutBlockReceipts(db, block, block.Receipts()); err != nil {
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t.Fatal("error writing block receipts:", err)
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}
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}
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bloom := GetMipmapBloom(db, 0, 1000)
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if bloom.TestBytes(addr2[:]) {
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t.Error("address was included in bloom and should not have")
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}
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}
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