You can set the nonce of the block with `--genesisnonce`. When the genesis nonce changes and it doesn't match with the first block in your database it will fail. A new `datadir` must be given if the nonce of the genesis block changes.
		
			
				
	
	
		
			75 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			75 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package core
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import (
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	"fmt"
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	"math/big"
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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/state"
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	"github.com/ethereum/go-ethereum/core/types"
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	"github.com/ethereum/go-ethereum/ethdb"
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	"github.com/ethereum/go-ethereum/event"
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	"github.com/ethereum/go-ethereum/pow/ezp"
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)
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func proc() (*BlockProcessor, *ChainManager) {
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	db, _ := ethdb.NewMemDatabase()
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	var mux event.TypeMux
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	genesis := GenesisBlock(0, db)
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	chainMan, err := NewChainManager(genesis, db, db, thePow(), &mux)
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	if err != nil {
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		fmt.Println(err)
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	}
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	return NewBlockProcessor(db, db, ezp.New(), chainMan, &mux), chainMan
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}
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func TestNumber(t *testing.T) {
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	bp, chain := proc()
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	block1 := chain.NewBlock(common.Address{})
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	block1.Header().Number = big.NewInt(3)
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	block1.Header().Time--
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	err := bp.ValidateHeader(block1.Header(), chain.Genesis().Header(), false)
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	if err != BlockNumberErr {
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		t.Errorf("expected block number error %v", err)
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	}
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	block1 = chain.NewBlock(common.Address{})
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	err = bp.ValidateHeader(block1.Header(), chain.Genesis().Header(), false)
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	if err == BlockNumberErr {
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		t.Errorf("didn't expect block number error")
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	}
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}
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func TestPutReceipt(t *testing.T) {
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	db, _ := ethdb.NewMemDatabase()
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	var addr common.Address
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	addr[0] = 1
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	var hash common.Hash
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	hash[0] = 2
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	receipt := new(types.Receipt)
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	receipt.SetLogs(state.Logs{&state.Log{
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		Address:   addr,
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		Topics:    []common.Hash{hash},
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		Data:      []byte("hi"),
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		Number:    42,
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		TxHash:    hash,
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		TxIndex:   0,
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		BlockHash: hash,
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		Index:     0,
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	}})
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	putReceipts(db, hash, types.Receipts{receipt})
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	receipts, err := getBlockReceipts(db, hash)
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	if err != nil {
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		t.Error("got err:", err)
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	}
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	if len(receipts) != 1 {
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		t.Error("expected to get 1 receipt, got", len(receipts))
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	}
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}
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