github.com/neatlab/neatio@v1.7.3-0.20220425043230-d903e92fcc75/chain/core/bench_test.go (about)

     1  package core
     2  
     3  import (
     4  	"crypto/ecdsa"
     5  	"math/big"
     6  
     7  	"github.com/neatlab/neatio/chain/core/types"
     8  	"github.com/neatlab/neatio/utilities/common"
     9  	"github.com/neatlab/neatio/utilities/common/math"
    10  	"github.com/neatlab/neatio/utilities/crypto"
    11  )
    12  
    13  var (
    14  	benchRootKey, _ = crypto.HexToECDSA("b71c71a67e1177ad4e901695e1b4b9ee17ae16c6668d313eac2f96dbcda3f291")
    15  	benchRootAddr   = crypto.PubkeyToAddress(benchRootKey.PublicKey)
    16  	benchRootFunds  = math.BigPow(2, 100)
    17  )
    18  
    19  func genValueTx(nbytes int) func(int, *BlockGen) {
    20  	return func(i int, gen *BlockGen) {
    21  		toaddr := common.Address{}
    22  		data := make([]byte, nbytes)
    23  		gas, _ := IntrinsicGas(data, false, false)
    24  		tx, _ := types.SignTx(types.NewTransaction(gen.TxNonce(benchRootAddr), toaddr, big.NewInt(1), gas, nil, data), types.HomesteadSigner{}, benchRootKey)
    25  		gen.AddTx(tx)
    26  	}
    27  }
    28  
    29  var (
    30  	ringKeys  = make([]*ecdsa.PrivateKey, 1000)
    31  	ringAddrs = make([]common.Address, len(ringKeys))
    32  )
    33  
    34  func init() {
    35  	ringKeys[0] = benchRootKey
    36  	ringAddrs[0] = benchRootAddr
    37  	for i := 1; i < len(ringKeys); i++ {
    38  		ringKeys[i], _ = crypto.GenerateKey()
    39  		ringAddrs[i] = crypto.PubkeyToAddress(ringKeys[i].PublicKey)
    40  	}
    41  }
    42  
    43  func genUncles(i int, gen *BlockGen) {
    44  	if i >= 6 {
    45  		b2 := gen.PrevBlock(i - 6).Header()
    46  		b2.Extra = []byte("foo")
    47  		gen.AddUncle(b2)
    48  		b3 := gen.PrevBlock(i - 6).Header()
    49  		b3.Extra = []byte("bar")
    50  		gen.AddUncle(b3)
    51  	}
    52  }