github.com/aquanetwork/aquachain@v1.7.8/trie/node_test.go (about) 1 // Copyright 2016 The aquachain Authors 2 // This file is part of the aquachain library. 3 // 4 // The aquachain 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 aquachain 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 aquachain library. If not, see <http://www.gnu.org/licenses/>. 16 17 package trie 18 19 import "testing" 20 21 func TestCanUnload(t *testing.T) { 22 tests := []struct { 23 flag nodeFlag 24 cachegen, cachelimit uint16 25 want bool 26 }{ 27 { 28 flag: nodeFlag{dirty: true, gen: 0}, 29 want: false, 30 }, 31 { 32 flag: nodeFlag{dirty: false, gen: 0}, 33 cachegen: 0, cachelimit: 0, 34 want: true, 35 }, 36 { 37 flag: nodeFlag{dirty: false, gen: 65534}, 38 cachegen: 65535, cachelimit: 1, 39 want: true, 40 }, 41 { 42 flag: nodeFlag{dirty: false, gen: 65534}, 43 cachegen: 0, cachelimit: 1, 44 want: true, 45 }, 46 { 47 flag: nodeFlag{dirty: false, gen: 1}, 48 cachegen: 65535, cachelimit: 1, 49 want: true, 50 }, 51 } 52 53 for _, test := range tests { 54 if got := test.flag.canUnload(test.cachegen, test.cachelimit); got != test.want { 55 t.Errorf("%+v\n got %t, want %t", test, got, test.want) 56 } 57 } 58 }