github.com/yinchengtsinghua/golang-Eos-dpos-Ethereum@v0.0.0-20190121132951-92cc4225ed8e/params/config_test.go (about)

     1  
     2  //此源码被清华学神尹成大魔王专业翻译分析并修改
     3  //尹成QQ77025077
     4  //尹成微信18510341407
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     8  //https://mvp.microsoft.com/zh-cn/PublicProfile/4033620
     9  //版权所有2017 Go Ethereum作者
    10  //此文件是Go以太坊库的一部分。
    11  //
    12  //Go-Ethereum库是免费软件：您可以重新分发它和/或修改
    13  //根据GNU发布的较低通用公共许可证的条款
    14  //自由软件基金会，或者许可证的第3版，或者
    15  //（由您选择）任何更高版本。
    16  //
    17  //Go以太坊图书馆的发行目的是希望它会有用，
    18  //但没有任何保证；甚至没有
    19  //适销性或特定用途的适用性。见
    20  //GNU较低的通用公共许可证，了解更多详细信息。
    21  //
    22  //你应该收到一份GNU较低级别的公共许可证副本
    23  //以及Go以太坊图书馆。如果没有，请参见<http://www.gnu.org/licenses/>。
    24  
    25  package params
    26  
    27  import (
    28  	"math/big"
    29  	"reflect"
    30  	"testing"
    31  )
    32  
    33  func TestCheckCompatible(t *testing.T) {
    34  	type test struct {
    35  		stored, new *ChainConfig
    36  		head        uint64
    37  		wantErr     *ConfigCompatError
    38  	}
    39  	tests := []test{
    40  		{stored: AllEthashProtocolChanges, new: AllEthashProtocolChanges, head: 0, wantErr: nil},
    41  		{stored: AllEthashProtocolChanges, new: AllEthashProtocolChanges, head: 100, wantErr: nil},
    42  		{
    43  			stored:  &ChainConfig{EIP150Block: big.NewInt(10)},
    44  			new:     &ChainConfig{EIP150Block: big.NewInt(20)},
    45  			head:    9,
    46  			wantErr: nil,
    47  		},
    48  		{
    49  			stored: AllEthashProtocolChanges,
    50  			new:    &ChainConfig{HomesteadBlock: nil},
    51  			head:   3,
    52  			wantErr: &ConfigCompatError{
    53  				What:         "Homestead fork block",
    54  				StoredConfig: big.NewInt(0),
    55  				NewConfig:    nil,
    56  				RewindTo:     0,
    57  			},
    58  		},
    59  		{
    60  			stored: AllEthashProtocolChanges,
    61  			new:    &ChainConfig{HomesteadBlock: big.NewInt(1)},
    62  			head:   3,
    63  			wantErr: &ConfigCompatError{
    64  				What:         "Homestead fork block",
    65  				StoredConfig: big.NewInt(0),
    66  				NewConfig:    big.NewInt(1),
    67  				RewindTo:     0,
    68  			},
    69  		},
    70  		{
    71  			stored: &ChainConfig{HomesteadBlock: big.NewInt(30), EIP150Block: big.NewInt(10)},
    72  			new:    &ChainConfig{HomesteadBlock: big.NewInt(25), EIP150Block: big.NewInt(20)},
    73  			head:   25,
    74  			wantErr: &ConfigCompatError{
    75  				What:         "EIP150 fork block",
    76  				StoredConfig: big.NewInt(10),
    77  				NewConfig:    big.NewInt(20),
    78  				RewindTo:     9,
    79  			},
    80  		},
    81  	}
    82  
    83  	for _, test := range tests {
    84  		err := test.stored.CheckCompatible(test.new, test.head)
    85  		if !reflect.DeepEqual(err, test.wantErr) {
    86  			t.Errorf("error mismatch:\nstored: %v\nnew: %v\nhead: %v\nerr: %v\nwant: %v", test.stored, test.new, test.head, err, test.wantErr)
    87  		}
    88  	}
    89  }