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                         if err := store.SaveBlock(block, txStatus); err != nil {
  40                                 t.Fatal(err)
  41                         }
  42                 }
  43         }
  44
  45         if _, err := store.LoadBlockIndex(128); err != nil {
  46                 t.Fatal(err)
  47         }
  48 }
  49
  50 func TestLoadBlockIndexBestHeight(t *testing.T) {
  51         cases := []struct {
  52                 blockBestHeight uint64
  53                 stateBestHeight uint64
  54         }{
  55                 {
  56                         blockBestHeight: 100,
  57                         stateBestHeight: 90,
  58                 },
  59                 {
  60                         blockBestHeight: 100,
  61                         stateBestHeight: 0,
  62                 },
  63                 {
  64                         blockBestHeight: 100,
  65                         stateBestHeight: 100,
  66                 },
  67         }
  68
  69         defer os.RemoveAll("temp")
  70         testDB := dbm.NewDB("testdb", "leveldb", "temp")
  71         store := NewStore(testDB)
  72         var savedBlocks []types.Block
  73
  74         for _, c := range cases {
  75                 block := config.GenesisBlock()
  76                 txStatus := bc.NewTransactionStatus()
  77
  78                 for i := uint64(0); i < c.blockBestHeight; i++ {
  79                         if err := store.SaveBlock(block, txStatus); err != nil {
  80                                 t.Fatal(err)
  81                         }
  82
  83                         savedBlocks = append(savedBlocks, *block)
  84                         block.PreviousBlockHash = block.Hash()
  85                         block.Height++
  86                 }
  87
  88                 index, err := store.LoadBlockIndex(c.stateBestHeight)
  89                 if err != nil {
  90                         t.Fatal(err)
  91                 }
  92
  93                 for _, block := range savedBlocks {
  94                         blockHash := block.Hash()
  95                         if block.Height <= c.stateBestHeight != index.BlockExist(&blockHash) {
  96                                 t.Errorf("Error in load block index")
  97                         }
  98                 }
  99         }
 100 }