github.com/n1ghtfa1l/go-vnt@v0.6.4-alpha.6/params/config_test.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 params 18 19 import ( 20 "math/big" 21 "reflect" 22 "testing" 23 ) 24 25 func TestCheckCompatible(t *testing.T) { 26 type test struct { 27 stored, new *ChainConfig 28 head uint64 29 wantErr *ConfigCompatError 30 } 31 tests := []test{ 32 {stored: TestChainConfig, new: TestChainConfig, head: 0, wantErr: nil}, 33 { 34 stored: TestChainConfig, 35 new: &ChainConfig{ChainID: big.NewInt(1), HubbleBlock: big.NewInt(4)}, 36 head: 4, 37 wantErr: &ConfigCompatError{ 38 What: "Hubble fork block", 39 StoredConfig: big.NewInt(0), 40 NewConfig: big.NewInt(4), 41 RewindTo: 0, 42 }, 43 }, 44 } 45 46 for _, test := range tests { 47 err := test.stored.CheckCompatible(test.new, test.head) 48 if !reflect.DeepEqual(err, test.wantErr) { 49 t.Errorf("error mismatch:\nstored: %v\nnew: %v\nhead: %v\nerr: %v\nwant: %v", test.stored, test.new, test.head, err, test.wantErr) 50 } 51 } 52 }