81 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			81 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package main
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import (
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	"fmt"
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	"github.com/codegangsta/cli"
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	"github.com/ethereum/go-ethereum/cmd/utils"
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	"github.com/ethereum/go-ethereum/common"
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	"github.com/ethereum/go-ethereum/eth"
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	"github.com/ethereum/go-ethereum/ethdb"
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	"github.com/ethereum/go-ethereum/tests"
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)
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var blocktestCmd = cli.Command{
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	Action: runblocktest,
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	Name:   "blocktest",
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	Usage:  `loads a block test file`,
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	Description: `
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The first argument should be a block test file.
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The second argument is the name of a block test from the file.
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The block test will be loaded into an in-memory database.
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If loading succeeds, the RPC server is started. Clients will
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be able to interact with the chain defined by the test.
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`,
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}
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func runblocktest(ctx *cli.Context) {
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	if len(ctx.Args()) != 3 {
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		utils.Fatalf("Usage: ethereum blocktest <path-to-test-file> <test-name> {rpc, norpc}")
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	}
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	file, testname, startrpc := ctx.Args()[0], ctx.Args()[1], ctx.Args()[2]
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	bt, err := tests.LoadBlockTests(file)
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	if err != nil {
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		utils.Fatalf("%v", err)
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	}
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	test, ok := bt[testname]
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	if !ok {
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		utils.Fatalf("Test file does not contain test named %q", testname)
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	}
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	cfg := utils.MakeEthConfig(ClientIdentifier, Version, ctx)
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	cfg.NewDB = func(path string) (common.Database, error) { return ethdb.NewMemDatabase() }
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	cfg.MaxPeers = 0 // disable network
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	ethereum, err := eth.New(cfg)
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	if err != nil {
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		utils.Fatalf("%v", err)
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	}
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	// import the genesis block
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	ethereum.ResetWithGenesisBlock(test.Genesis)
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	// import pre accounts
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	statedb, err := test.InsertPreState(ethereum.StateDb())
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	if err != nil {
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		utils.Fatalf("could not insert genesis accounts: %v", err)
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	}
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	// insert the test blocks, which will execute all transactions
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	chain := ethereum.ChainManager()
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	if err := chain.InsertChain(test.Blocks); err != nil {
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		utils.Fatalf("Block Test load error: %v", err)
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	} else {
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		fmt.Println("Block Test chain loaded")
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	}
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	if err := test.ValidatePostState(statedb); err != nil {
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		utils.Fatalf("post state validation failed: %v", err)
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	}
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	fmt.Println("Block Test post state validated, starting ethereum.")
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	if startrpc == "rpc" {
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		startEth(ctx, ethereum)
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		utils.StartRPC(ethereum, ctx)
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		ethereum.WaitForShutdown()
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	} else {
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		startEth(ctx, ethereum)
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	}
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}
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