Function makeTestState

core/state/sync_test.go:39–67

makeTestState create a sample test state to test node-wise reconstruction.

()

// makeTestState create a sample test state to test node-wise reconstruction.
func makeTestState() (Database, common.Hash, []*testAccount) {
	// Create an empty state
	db := NewDatabase(database.NewMemDatabase())
	state, _ := New(common.Hash{}, db)

	// Fill it with some arbitrary data
	accounts := []*testAccount{}
	for i := byte(0); i < 96; i++ {
		obj := state.GetOrNewStateObject(common.BytesToAddress([]byte{i}))
		acc := &testAccount{address: common.BytesToAddress([]byte{i})}

		obj.AddBalance(big.NewInt(int64(11 * i)))
		acc.balance = big.NewInt(int64(11 * i))

		obj.SetNonce(uint64(42 * i))
		acc.nonce = uint64(42 * i)

		if i%3 == 0 {
			obj.SetCode(crypto.Keccak256Hash([]byte{i, i, i, i, i}), []byte{i, i, i, i, i})
			acc.code = []byte{i, i, i, i, i}
		}
		state.updateStateObject(obj)
		accounts = append(accounts, acc)
	}
	root, _ := state.Commit(false)

	// Return the generated state
	return db, root, accounts
}

// checkStateAccounts cross references a reconstructed state with an expected
// account array.