get BlockNode from database (#188)

[bytom/vapor.git] / protocol / state / blockindex_test.go

diff --git a/protocol/state/blockindex_test.go b/protocol/state/blockindex_test.go
deleted file mode 100644 (file)
index 360c049..0000000
--- a/protocol/state/blockindex_test.go
+++ /dev/null
@@ -1,181 +0,0 @@
-package state
-
-import (
-       "testing"
-
-       "github.com/davecgh/go-spew/spew"
-
-       "github.com/vapor/protocol/bc"
-       "github.com/vapor/protocol/bc/types"
-)
-
-func TestCalcPastMedianTime(t *testing.T) {
-       cases := []struct {
-               Timestamps []uint64
-               MedianTime uint64
-       }{
-               {
-                       Timestamps: []uint64{1},
-                       MedianTime: 1,
-               },
-               {
-                       Timestamps: []uint64{1, 2},
-                       MedianTime: 2,
-               },
-               {
-                       Timestamps: []uint64{1, 3, 2},
-                       MedianTime: 2,
-               },
-               {
-                       Timestamps: []uint64{1, 3, 2, 3},
-                       MedianTime: 3,
-               },
-               {
-                       Timestamps: []uint64{1, 2, 3, 4, 5, 6, 7, 8, 11, 10, 9},
-                       MedianTime: 6,
-               },
-               {
-                       Timestamps: []uint64{1, 2, 3, 4, 5, 6, 7, 8, 11, 10, 9, 11, 11, 11, 14},
-                       MedianTime: 10,
-               },
-       }
-
-       for idx, c := range cases {
-               var parentNode *BlockNode
-               for i := range c.Timestamps {
-                       blockHeader := &types.BlockHeader{
-                               Height:    uint64(i),
-                               Timestamp: c.Timestamps[i],
-                       }
-
-                       blockNode, err := NewBlockNode(blockHeader, parentNode)
-                       if err != nil {
-                               t.Fatal(err)
-                       }
-                       parentNode = blockNode
-               }
-
-               medianTime := parentNode.CalcPastMedianTime()
-               if medianTime != c.MedianTime {
-                       t.Fatalf("calc median timestamp failed, index: %d, expected: %d, have: %d", idx, c.MedianTime, medianTime)
-               }
-       }
-}
-
-func TestSetMainChain(t *testing.T) {
-       blockIndex := NewBlockIndex()
-       var lastNode *BlockNode
-       for i := uint64(0); i < 4; i++ {
-               node := &BlockNode{
-                       Height: i,
-                       Hash:   bc.Hash{V0: i},
-                       Parent: lastNode,
-               }
-               blockIndex.AddNode(node)
-               lastNode = node
-       }
-
-       tailNode := lastNode
-       blockIndex.SetMainChain(lastNode)
-       for lastNode.Parent != nil {
-               if !blockIndex.InMainchain(lastNode.Hash) {
-                       t.Fatalf("block %d, hash %v is not in main chain", lastNode.Height, lastNode.Hash)
-               }
-               lastNode = lastNode.Parent
-       }
-
-       // fork and set main chain
-       forkHeight := uint64(1)
-       lastNode = blockIndex.nodeByHeight(forkHeight)
-       for i := uint64(1); i <= 3; i++ {
-               node := &BlockNode{
-                       Height: lastNode.Height + 1,
-                       Hash:   bc.Hash{V1: uint64(i)},
-                       Parent: lastNode,
-               }
-               blockIndex.AddNode(node)
-               lastNode = node
-       }
-
-       bestNode := lastNode
-       blockIndex.SetMainChain(lastNode)
-       for lastNode.Parent != nil {
-               if !blockIndex.InMainchain(lastNode.Hash) {
-                       t.Fatalf("after fork, block %d, hash %v is not in main chain", lastNode.Height, lastNode.Hash)
-               }
-               lastNode = lastNode.Parent
-       }
-
-       if bestNode != blockIndex.BestNode() {
-               t.Fatalf("check best node failed")
-       }
-
-       for tailNode.Parent != nil && tailNode.Height > forkHeight {
-               if blockIndex.InMainchain(tailNode.Hash) {
-                       t.Fatalf("old chain block %d, hash %v still in main chain", tailNode.Height, tailNode.Hash)
-               }
-               tailNode = tailNode.Parent
-       }
-}
-
-// MockBlockIndex will mock a empty BlockIndex
-func MockBlockIndex() *BlockIndex {
-       return &BlockIndex{
-               index:       make(map[bc.Hash]*BlockNode),
-               heightIndex: make(map[uint64][]*BlockNode),
-               mainChain:   make([]*BlockNode, 0, 2),
-       }
-}
-
-func TestSetMainChainExtendCap(t *testing.T) {
-       blockIndex := MockBlockIndex()
-       var lastNode *BlockNode
-
-       cases := []struct {
-               start   uint64
-               stop    uint64
-               wantLen int
-               wantCap int
-       }{
-               {
-                       start:   0,
-                       stop:    500,
-                       wantLen: 500,
-                       wantCap: 500 + approxNodesPerDay,
-               },
-               {
-                       start:   500,
-                       stop:    1000,
-                       wantLen: 1000,
-                       wantCap: 500 + approxNodesPerDay,
-               },
-               {
-                       start:   1000,
-                       stop:    2000,
-                       wantLen: 2000,
-                       wantCap: 2000 + approxNodesPerDay,
-               },
-       }
-
-       for num, c := range cases {
-               for i := c.start; i < c.stop; i++ {
-                       node := &BlockNode{
-                               Height: i,
-                               Hash:   bc.Hash{V0: i},
-                               Parent: lastNode,
-                       }
-                       blockIndex.AddNode(node)
-                       lastNode = node
-               }
-               blockIndex.SetMainChain(lastNode)
-               if c.wantLen != len(blockIndex.mainChain) || c.wantCap != cap(blockIndex.mainChain) {
-                       t.Fatalf("SetMainChain extended capacity error, index: %d, got len: %d, got cap: %d, want len: %d, want cap: %d", num, len(blockIndex.mainChain), cap(blockIndex.mainChain), c.wantLen, c.wantCap)
-               }
-       }
-
-       for i := 0; i < len(blockIndex.mainChain); i++ {
-               if blockIndex.mainChain[i] != blockIndex.index[blockIndex.mainChain[i].Hash] {
-                       t.Fatal("SetMainChain extended capacity error, index:", i, "want:", spew.Sdump(blockIndex.mainChain[i]), "got:", spew.Sdump(blockIndex.index[blockIndex.mainChain[i].Hash]))
-               }
-       }
-}