add test

plugin/store/kvmvccMavl/kvmvccMavl.go

@@ -243,3 +243,7 @@ func (kvmMavls *KVMVCCMavlStore) Del(req *types.StoreDel) ([]byte, error) {
 	}
 	return hash, err
 }
+
+// TODO 数据库中mavl的清除
+// 达到kvmvccMavlFork + 100000 后触发清除
+// it := db.Iterator(nil, mvccPrefix, true)
\ No newline at end of file

plugin/store/kvmvccMavl/kvmvccMavl_test.go

@@ -154,7 +154,7 @@ func TestKvmvccMavlCommit(t *testing.T) {
 		req := &types.ReqHash{
 			Hash: hash,
 		}
-		if i + 1 == forkHeight {
+		if i+1 == forkHeight {
 			frontHash = append(frontHash, hash...)
 		}
 		_, err = store.Commit(req)
@@ -244,7 +244,6 @@ func TestKvmvccMavlRollback(t *testing.T) {
 	assert.Equal(t, types.ErrHashNotFound.Error(), err.Error())
 }
 
-/*
 func TestKvmvccdbRollbackBatch(t *testing.T) {
 	dir, err := ioutil.TempDir("", "example")
 	assert.Nil(t, err)
@@ -268,6 +267,11 @@ func TestKvmvccdbRollbackBatch(t *testing.T) {
 	hash1 := make([]byte, len(hash))
 	copy(hash1, hash)
 	store.Commit(req)
+	// 设置分叉高度
+	kvmvccMavlFork = 50
+	defer func() {
+		kvmvccMavlFork = 200 * 10000
+	}()
 	for i := 1; i <= 202; i++ {
 		kvset = nil
 		datas1 := &types.StoreSet{StateHash: hash1, KV: datas.KV, Height: datas.Height + int64(i)}
@@ -335,7 +339,6 @@ func TestKvmvccdbRollbackBatch(t *testing.T) {
 	assert.Equal(t, nil, err)
 	assert.Equal(t, int64(2), maxVersion)
 }
-*/
 
 func enableConfig() []byte {
 	data, _ := json.Marshal(&subConfig{EnableMVCCIter: true})
@@ -414,7 +417,13 @@ func TestIterateRangeByStateHash(t *testing.T) {
 	assert.Equal(t, int64(4), resp.Num)
 	assert.Equal(t, int64(340000000000), resp.Amount)
 
+	// 设置分叉高度
+	kvmvccMavlFork = 5
+	defer func() {
+		kvmvccMavlFork = 200 * 10000
+	}()
 	fmt.Println("---test case1-2 ---")
+	firstForkHash := drivers.EmptyRoot[:]
 	for i := 1; i <= 10; i++ {
 		kvset = nil
 
@@ -432,6 +441,9 @@ func TestIterateRangeByStateHash(t *testing.T) {
 		assert.Nil(t, err)
 		req := &types.ReqHash{Hash: hash1}
 		store.Commit(req)
+		if int(kvmvccMavlFork) == i {
+			firstForkHash = hash1
+		}
 	}
 
 	resp = &types.ReplyGetTotalCoins{}
@@ -472,17 +484,15 @@ func TestIterateRangeByStateHash(t *testing.T) {
 	assert.Equal(t, int64(2), resp.Num)
 	assert.Equal(t, int64(201900000000), resp.Amount)
 
-	if datas.Height >= kvmvccMavlFork {
 	fmt.Println("---test case1-6 ---")
 
 	resp = &types.ReplyGetTotalCoins{}
 	resp.Count = 10000
-		store.IterateRangeByStateHash(hash, []byte("mavl-coins-bty-"), []byte("mavl-coins-bty-exec"), true, resp.IterateRangeByStateHash)
+	store.IterateRangeByStateHash(firstForkHash, []byte("mavl-coins-bty-"), []byte("mavl-coins-bty-exec"), true, resp.IterateRangeByStateHash)
 	fmt.Println("resp.Num=", resp.Num)
 	fmt.Println("resp.Amount=", resp.Amount)
 	assert.Equal(t, int64(0), resp.Num)
 	assert.Equal(t, int64(0), resp.Amount)
-	}
 }
 
 func GetRandomString(length int) string {