github.com/ubiq/go-ethereum@v3.0.1+incompatible/tests/difficulty_test_util.go (about)

     1  // Copyright 2017 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum 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 go-ethereum 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 go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package tests
    18  
    19  import (
    20  	// "fmt"
    21  	"math/big"
    22  
    23  	"github.com/ubiq/go-ubiq/common"
    24  	"github.com/ubiq/go-ubiq/common/math"
    25  	// "github.com/ubiq/go-ubiq/consensus/ubqhash"
    26  
    27  	//"github.com/ubiq/go-ubiq/core/types"
    28  	"github.com/ubiq/go-ubiq/params"
    29  )
    30  
    31  //go:generate gencodec -type DifficultyTest -field-override difficultyTestMarshaling -out gen_difficultytest.go
    32  
    33  type DifficultyTest struct {
    34  	ParentTimestamp    uint64      `json:"parentTimestamp"`
    35  	ParentDifficulty   *big.Int    `json:"parentDifficulty"`
    36  	UncleHash          common.Hash `json:"parentUncles"`
    37  	CurrentTimestamp   uint64      `json:"currentTimestamp"`
    38  	CurrentBlockNumber uint64      `json:"currentBlockNumber"`
    39  	CurrentDifficulty  *big.Int    `json:"currentDifficulty"`
    40  }
    41  
    42  type difficultyTestMarshaling struct {
    43  	ParentTimestamp    math.HexOrDecimal64
    44  	ParentDifficulty   *math.HexOrDecimal256
    45  	CurrentTimestamp   math.HexOrDecimal64
    46  	CurrentDifficulty  *math.HexOrDecimal256
    47  	UncleHash          common.Hash
    48  	CurrentBlockNumber math.HexOrDecimal64
    49  }
    50  
    51  func (test *DifficultyTest) Run(config *params.ChainConfig) error {
    52  	/* TODO: write new difficulty tests
    53  	parentNumber := big.NewInt(int64(test.CurrentBlockNumber - 1))
    54  
    55  	actual := ubqhash.CalcDifficultyLegacy(test.CurrentTimestamp, test.ParentTimestamp, parentNumber, test.ParentDifficulty)
    56  	exp := test.CurrentDifficulty
    57  
    58  	if actual.Cmp(exp) != 0 {
    59  		return fmt.Errorf("parent[time %v diff %v unclehash:%x] child[time %v number %v] diff %v != expected %v",
    60  			test.ParentTimestamp, test.ParentDifficulty, test.UncleHash,
    61  			test.CurrentTimestamp, test.CurrentBlockNumber, actual, exp)
    62  	}*/
    63  	return nil
    64  
    65  }