github.com/amazechain/amc@v0.1.3/tests/state_test.go (about)

     1  // Copyright 2023 The AmazeChain Authors
     2  // This file is part of the AmazeChain library.
     3  //
     4  // The AmazeChain library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The AmazeChain library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the AmazeChain library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package tests
    18  
    19  import (
    20  	"embed"
    21  	"encoding/json"
    22  	"fmt"
    23  	"github.com/amazechain/amc/conf"
    24  )
    25  
    26  //go:embed  allocs
    27  var allocs embed.FS
    28  
    29  func ReadGenesis(filename string) *conf.Genesis {
    30  	f, err := allocs.Open(filename)
    31  	if err != nil {
    32  		panic("%s not found, use default genesis")
    33  	}
    34  	defer f.Close()
    35  
    36  	decoder := json.NewDecoder(f)
    37  	gc := new(conf.Genesis)
    38  	err = decoder.Decode(gc)
    39  	if err != nil {
    40  		panic(fmt.Sprintf("Could not parse genesis preallocation for %s: %v", filename, err))
    41  	}
    42  	return gc
    43  }
    44  
    45  //func TestStateRoot(t *testing.T) {
    46  //
    47  //	tmpDB := mdbx.NewMDBX(nil).InMem("").MapSize(2 * datasize.GB).MustOpen()
    48  //	defer tmpDB.Close()
    49  //	tx, err := tmpDB.BeginRw(context.Background())
    50  //	if err != nil {
    51  //		panic(err)
    52  //	}
    53  //	defer tx.Rollback()
    54  //
    55  //	r, roop := state.NewPlainStateReader(tx), state.NewNoopWriter()
    56  //	statedb := state.New(r)
    57  //
    58  //	Genesis := ReadGenesis("allocs/genesis_inline.json")
    59  //	for _, a := range Genesis.Alloc {
    60  //		addr, err := types.HexToString(a.Address)
    61  //		if err != nil {
    62  //			panic(err)
    63  //		}
    64  //
    65  //		b, ok := new(big.Int).SetString(a.Balance, 10)
    66  //		balance, _ := uint256.FromBig(b)
    67  //		if !ok {
    68  //			panic("overflow at genesis allocs")
    69  //		}
    70  //
    71  //		statedb.AddBalance(addr, balance)
    72  //		statedb.SetCode(addr, a.Code)
    73  //		statedb.SetNonce(addr, a.Nonce)
    74  //		for key, value := range a.Storage {
    75  //			k := key
    76  //			val := uint256.NewInt(0).SetBytes(value.Bytes())
    77  //			statedb.SetState(addr, &k, *val)
    78  //		}
    79  //		if len(a.Code) > 0 || len(a.Storage) > 0 {
    80  //			statedb.SetIncarnation(addr, state.FirstContractIncarnation)
    81  //		}
    82  //	}
    83  //
    84  //	if err := statedb.FinalizeTx(Genesis.Config.Rules(0), roop); err != nil {
    85  //		panic(err)
    86  //	}
    87  //
    88  //	//for i := 0; i < 1000; i++ {
    89  //	//	root := statedb.GenerateRootHash().Hex()
    90  //	//	if root != "0x1995d438cfe70662e278ed8b0d92c154f152e418b7d86c616fc538d969ba5eca" {
    91  //	//		t.Error("not same", root)
    92  //	//	}
    93  //	//}
    94  //}