database/leveldb/store_test.go

   1 package leveldb
   2
   3 import (
   4         "os"
   5         "testing"
   6
   7         "github.com/vapor/config"
   8         "github.com/vapor/protocol/bc"
   9         "github.com/vapor/protocol/bc/types"
  10
  11         dbm "github.com/tendermint/tmlibs/db"
  12 )
  13
  14 func TestLoadBlockIndex(t *testing.T) {
  15         defer os.RemoveAll("temp")
  16         testDB := dbm.NewDB("testdb", "leveldb", "temp")
  17         store := NewStore(testDB)
  18
  19         block := config.GenesisBlock()
  20         txStatus := bc.NewTransactionStatus()
  21
  22         if err := store.SaveBlock(block, txStatus); err != nil {
  23                 t.Fatal(err)
  24         }
  25
  26         for block.Height <= 128 {
  27                 preHash := block.Hash()
  28                 block.PreviousBlockHash = preHash
  29                 block.Height += 1
  30                 if err := store.SaveBlock(block, txStatus); err != nil {
  31                         t.Fatal(err)
  32                 }
  33
  34                 if block.Height%32 != 0 {
  35                         continue
  36                 }
  37
  38                 for i := uint64(0); i < block.Height/32; i++ {
  39                         block.Nonce += 1
  40                         if err := store.SaveBlock(block, txStatus); err != nil {
  41                                 t.Fatal(err)
  42                         }
  43                 }
  44         }
  45
  46         if _, err := store.LoadBlockIndex(128); err != nil {
  47                 t.Fatal(err)
  48         }
  49 }
  50
  51 func TestLoadBlockIndexBestHeight(t *testing.T) {
  52         cases := []struct {
  53                 blockBestHeight uint64
  54                 stateBestHeight uint64
  55         }{
  56                 {
  57                         blockBestHeight: 100,
  58                         stateBestHeight: 90,
  59                 },
  60                 {
  61                         blockBestHeight: 100,
  62                         stateBestHeight: 0,
  63                 },
  64                 {
  65                         blockBestHeight: 100,
  66                         stateBestHeight: 100,
  67                 },
  68         }
  69
  70         defer os.RemoveAll("temp")
  71         testDB := dbm.NewDB("testdb", "leveldb", "temp")
  72         store := NewStore(testDB)
  73         var savedBlocks []types.Block
  74
  75         for _, c := range cases {
  76                 block := config.GenesisBlock()
  77                 txStatus := bc.NewTransactionStatus()
  78
  79                 for i := uint64(0); i < c.blockBestHeight; i++ {
  80                         if err := store.SaveBlock(block, txStatus); err != nil {
  81                                 t.Fatal(err)
  82                         }
  83
  84                         savedBlocks = append(savedBlocks, *block)
  85                         block.PreviousBlockHash = block.Hash()
  86                         block.Height++
  87                 }
  88
  89                 index, err := store.LoadBlockIndex(c.stateBestHeight)
  90                 if err != nil {
  91                         t.Fatal(err)
  92                 }
  93
  94                 for _, block := range savedBlocks {
  95                         blockHash := block.Hash()
  96                         if block.Height <= c.stateBestHeight != index.BlockExist(&blockHash) {
  97                                 t.Errorf("Error in load block index")
  98                         }
  99                 }
 100         }
 101 }