Golang statemgmt.NewStateDelta函数代码示例

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本文整理汇总了Golang中github.com/hyperledger/fabric/core/ledger/statemgmt.NewStateDelta函数的典型用法代码示例。如果您正苦于以下问题：Golang NewStateDelta函数的具体用法？Golang NewStateDelta怎么用？Golang NewStateDelta使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了NewStateDelta函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Golang代码示例。

示例1: TestStateSnapshotIterator

func TestStateSnapshotIterator(t *testing.T) {
	testDBWrapper.CreateFreshDB(t)
	stateTrieTestWrapper := newStateTrieTestWrapper(t)
	stateTrie := stateTrieTestWrapper.stateTrie
	stateDelta := statemgmt.NewStateDelta()

	// insert keys
	stateDelta.Set("chaincodeID1", "key1", []byte("value1"), nil)
	stateDelta.Set("chaincodeID2", "key2", []byte("value2"), nil)
	stateDelta.Set("chaincodeID3", "key3", []byte("value3"), nil)
	stateDelta.Set("chaincodeID4", "key4", []byte("value4"), nil)
	stateDelta.Set("chaincodeID5", "key5", []byte("value5"), nil)
	stateDelta.Set("chaincodeID6", "key6", []byte("value6"), nil)
	stateTrie.PrepareWorkingSet(stateDelta)
	stateTrieTestWrapper.PersistChangesAndResetInMemoryChanges()
	//check that the key is persisted
	testutil.AssertEquals(t, stateTrieTestWrapper.Get("chaincodeID1", "key1"), []byte("value1"))
	testutil.AssertEquals(t, stateTrieTestWrapper.Get("chaincodeID2", "key2"), []byte("value2"))
	testutil.AssertEquals(t, stateTrieTestWrapper.Get("chaincodeID3", "key3"), []byte("value3"))
	testutil.AssertEquals(t, stateTrieTestWrapper.Get("chaincodeID4", "key4"), []byte("value4"))
	testutil.AssertEquals(t, stateTrieTestWrapper.Get("chaincodeID5", "key5"), []byte("value5"))
	testutil.AssertEquals(t, stateTrieTestWrapper.Get("chaincodeID6", "key6"), []byte("value6"))

	// take db snapeshot
	dbSnapshot := db.GetDBHandle().GetSnapshot()

	stateDelta1 := statemgmt.NewStateDelta()
	// delete a few keys
	stateDelta1.Delete("chaincodeID1", "key1", nil)
	stateDelta1.Delete("chaincodeID3", "key3", nil)
	stateDelta1.Delete("chaincodeID4", "key4", nil)
	stateDelta1.Delete("chaincodeID6", "key6", nil)

	// update remaining keys
	stateDelta1.Set("chaincodeID2", "key2", []byte("value2_new"), nil)
	stateDelta1.Set("chaincodeID5", "key5", []byte("value5_new"), nil)

	stateTrie.PrepareWorkingSet(stateDelta1)
	stateTrieTestWrapper.PersistChangesAndResetInMemoryChanges()
	//check that the keys are updated
	testutil.AssertNil(t, stateTrieTestWrapper.Get("chaincodeID1", "key1"))
	testutil.AssertNil(t, stateTrieTestWrapper.Get("chaincodeID3", "key3"))
	testutil.AssertNil(t, stateTrieTestWrapper.Get("chaincodeID4", "key4"))
	testutil.AssertNil(t, stateTrieTestWrapper.Get("chaincodeID6", "key6"))
	testutil.AssertEquals(t, stateTrieTestWrapper.Get("chaincodeID2", "key2"), []byte("value2_new"))
	testutil.AssertEquals(t, stateTrieTestWrapper.Get("chaincodeID5", "key5"), []byte("value5_new"))

	itr, err := newStateSnapshotIterator(dbSnapshot)
	testutil.AssertNoError(t, err, "Error while getting state snapeshot iterator")

	stateDeltaFromSnapshot := statemgmt.NewStateDelta()
	for itr.Next() {
		keyBytes, valueBytes := itr.GetRawKeyValue()
		t.Logf("key=[%s], value=[%s]", string(keyBytes), string(valueBytes))
		chaincodeID, key := statemgmt.DecodeCompositeKey(keyBytes)
		stateDeltaFromSnapshot.Set(chaincodeID, key, valueBytes, nil)
	}
	testutil.AssertEquals(t, stateDelta, stateDeltaFromSnapshot)
}

开发者ID:RJAugust，项目名称:fabric，代码行数:59，代码来源:snapshot_iterator_test.go

示例2: TestRangeScanIteratorEmptyArray

func TestRangeScanIteratorEmptyArray(t *testing.T) {
	testDBWrapper.CreateFreshDB(t)
	stateImplTestWrapper := newStateImplTestWrapper(t)
	stateDelta := statemgmt.NewStateDelta()

	// insert keys
	stateDelta.Set("chaincodeID1", "key1", []byte("value1"), nil)
	stateDelta.Set("chaincodeID1", "key2", []byte{}, nil)
	stateDelta.Set("chaincodeID1", "key3", []byte{}, nil)

	stateImplTestWrapper.prepareWorkingSet(stateDelta)
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()

	// test range scan for chaincodeID2
	rangeScanItr := stateImplTestWrapper.getRangeScanIterator("chaincodeID1", "key1", "key3")

	var results = make(map[string][]byte)
	for rangeScanItr.Next() {
		key, value := rangeScanItr.GetKeyValue()
		results[key] = value
	}
	t.Logf("Results = %s", results)
	testutil.AssertEquals(t, len(results), 3)
	testutil.AssertEquals(t, results["key3"], []byte{})
	rangeScanItr.Close()
}

开发者ID:RJAugust，项目名称:fabric，代码行数:26，代码来源:range_scan_iterator_test.go

示例3: TestStateTrie_ComputeHash_AllInMemory_NoContents

func TestStateTrie_ComputeHash_AllInMemory_NoContents(t *testing.T) {
	testDBWrapper.CleanDB(t)
	stateTrie := NewStateTrie()
	stateTrieTestWrapper := &stateTrieTestWrapper{stateTrie, t}
	hash := stateTrieTestWrapper.PrepareWorkingSetAndComputeCryptoHash(statemgmt.NewStateDelta())
	testutil.AssertEquals(t, hash, nil)
}

开发者ID:Colearo，项目名称:fabric，代码行数:7，代码来源:state_trie_test.go

示例4: NewState

// NewState constructs a new State. This Initializes encapsulated state implementation
func NewState() *State {
	initConfig()
	logger.Infof("Initializing state implementation [%s]", stateImplName)
	switch stateImplName {
	case buckettreeType:
		stateImpl = buckettree.NewStateImpl()
	case trieType:
		stateImpl = trie.NewStateImpl()
	case rawType:
		stateImpl = raw.NewStateImpl()
	default:
		panic("Should not reach here. Configs should have checked for the stateImplName being a valid names ")
	}
	err := stateImpl.Initialize(stateImplConfigs)
	if err != nil {
		panic(fmt.Errorf("Error during initialization of state implementation: %s", err))
	}
	return &State{stateImpl, statemgmt.NewStateDelta(), statemgmt.NewStateDelta(), "", make(map[string][]byte),
		false, uint64(deltaHistorySize)}
}

开发者ID:yoshiharay，项目名称:fabric，代码行数:21，代码来源:state.go

示例5: FetchStateDeltaFromDB

// FetchStateDeltaFromDB fetches the StateDelta corrsponding to given blockNumber
func (state *State) FetchStateDeltaFromDB(blockNumber uint64) (*statemgmt.StateDelta, error) {
	stateDeltaBytes, err := db.GetDBHandle().GetFromStateDeltaCF(encodeStateDeltaKey(blockNumber))
	if err != nil {
		return nil, err
	}
	if stateDeltaBytes == nil {
		return nil, nil
	}
	stateDelta := statemgmt.NewStateDelta()
	stateDelta.Unmarshal(stateDeltaBytes)
	return stateDelta, nil
}

开发者ID:yoshiharay，项目名称:fabric，代码行数:13，代码来源:state.go

示例6: TestStateTrie_GetSet_WithDB

func TestStateTrie_GetSet_WithDB(t *testing.T) {
	testDBWrapper.CreateFreshDB(t)
	stateTrie := NewStateTrie()
	stateTrieTestWrapper := &stateTrieTestWrapper{stateTrie, t}
	stateDelta := statemgmt.NewStateDelta()
	stateDelta.Set("chaincodeID1", "key1", []byte("value1"), nil)
	stateDelta.Set("chaincodeID1", "key2", []byte("value2"), nil)
	stateDelta.Set("chaincodeID2", "key3", []byte("value3"), nil)
	stateDelta.Set("chaincodeID2", "key4", []byte("value4"), nil)
	stateTrieTestWrapper.PrepareWorkingSetAndComputeCryptoHash(stateDelta)
	stateTrieTestWrapper.PersistChangesAndResetInMemoryChanges()
	testutil.AssertEquals(t, stateTrieTestWrapper.Get("chaincodeID1", "key1"), []byte("value1"))
}

开发者ID:RicHernandez2，项目名称:fabric，代码行数:13，代码来源:state_trie_test.go

示例7: testGetRootHashes

func testGetRootHashes(t *testing.T, enableBlockCache bool) ([]byte, []byte, []byte, []byte) {
	// number of buckets at each level 26,9,3,1
	testHasher, stateImplTestWrapper, stateDelta := createFreshDBAndInitTestStateImplWithCustomHasher(t, 26, 3)
	// populate hash fucntion such that they intersect at higher level buckets
	testHasher.populate("chaincodeID1", "key1", 1)
	testHasher.populate("chaincodeID2", "key2", 15)
	testHasher.populate("chaincodeID3", "key3", 26)

	if !enableBlockCache {
		stateImplTestWrapper.stateImpl.bucketCache = newBucketCache(0)
	}
	stateDelta.Set("chaincodeID1", "key1", []byte("value1"), nil)
	stateDelta.Set("chaincodeID2", "key2", []byte("value2"), nil)
	stateDelta.Set("chaincodeID3", "key3", []byte("value3"), nil)
	rootHash1 := stateImplTestWrapper.prepareWorkingSetAndComputeCryptoHash(stateDelta)
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()

	stateDelta = statemgmt.NewStateDelta()
	stateDelta.Set("chaincodeID1", "key1", []byte("value1_new"), nil)
	rootHash2 := stateImplTestWrapper.prepareWorkingSetAndComputeCryptoHash(stateDelta)
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()

	stateDelta = statemgmt.NewStateDelta()
	stateDelta.Delete("chaincodeID2", "key2", nil)
	rootHash3 := stateImplTestWrapper.prepareWorkingSetAndComputeCryptoHash(stateDelta)
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()

	if enableBlockCache {
		stateImplTestWrapper.stateImpl.bucketCache = newBucketCache(20)
		stateImplTestWrapper.stateImpl.bucketCache.loadAllBucketNodesFromDB()
	}
	stateDelta = statemgmt.NewStateDelta()
	stateDelta.Set("chaincodeID3", "key3", []byte("value3_new"), nil)
	rootHash4 := stateImplTestWrapper.prepareWorkingSetAndComputeCryptoHash(stateDelta)
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()
	return rootHash1, rootHash2, rootHash3, rootHash4
}

开发者ID:RicHernandez2，项目名称:fabric，代码行数:37，代码来源:bucket_cache_test.go

示例8: sendStateSnapshot

// sendBlocks sends the blocks based upon the supplied SyncBlockRange over the stream.
func (d *Handler) sendStateSnapshot(syncStateSnapshotRequest *pb.SyncStateSnapshotRequest) {
	peerLogger.Debugf("Sending state snapshot with correlationId = %d", syncStateSnapshotRequest.CorrelationId)

	snapshot, err := d.Coordinator.GetStateSnapshot()
	if err != nil {
		peerLogger.Errorf("Error getting snapshot: %s", err)
		return
	}
	defer snapshot.Release()

	// Iterate over the state deltas and send to requestor
	currBlockNumber := snapshot.GetBlockNumber()
	var sequence uint64
	// Loop through and send the Deltas
	for i := 0; snapshot.Next(); i++ {
		delta := statemgmt.NewStateDelta()
		k, v := snapshot.GetRawKeyValue()
		cID, kID := statemgmt.DecodeCompositeKey(k)
		delta.Set(cID, kID, v, nil)

		deltaAsBytes := delta.Marshal()
		// Encode a SyncStateSnapsot into the payload
		sequence = uint64(i)
		syncStateSnapshot := &pb.SyncStateSnapshot{Delta: deltaAsBytes, Sequence: sequence, BlockNumber: currBlockNumber, Request: syncStateSnapshotRequest}

		syncStateSnapshotBytes, err := proto.Marshal(syncStateSnapshot)
		if err != nil {
			peerLogger.Errorf("Error marshalling syncStateSnapsot for BlockNum = %d: %s", currBlockNumber, err)
			break
		}
		if err := d.SendMessage(&pb.Message{Type: pb.Message_SYNC_STATE_SNAPSHOT, Payload: syncStateSnapshotBytes}); err != nil {
			peerLogger.Errorf("Error sending syncStateSnapsot for BlockNum = %d: %s", currBlockNumber, err)
			break
		}
	}

	// Now send the terminating message
	syncStateSnapshot := &pb.SyncStateSnapshot{Delta: []byte{}, Sequence: sequence + 1, BlockNumber: currBlockNumber, Request: syncStateSnapshotRequest}
	syncStateSnapshotBytes, err := proto.Marshal(syncStateSnapshot)
	if err != nil {
		peerLogger.Errorf("Error marshalling terminating syncStateSnapsot message for correlationId = %d, BlockNum = %d: %s", syncStateSnapshotRequest.CorrelationId, currBlockNumber, err)
		return
	}
	if err := d.SendMessage(&pb.Message{Type: pb.Message_SYNC_STATE_SNAPSHOT, Payload: syncStateSnapshotBytes}); err != nil {
		peerLogger.Errorf("Error sending terminating syncStateSnapsot for correlationId = %d, BlockNum = %d: %s", syncStateSnapshotRequest.CorrelationId, currBlockNumber, err)
		return
	}

}

开发者ID:tuand27613，项目名称:fabric，代码行数:50，代码来源:handler.go

示例9: createFreshDBAndInitTestStateImplWithCustomHasher

func createFreshDBAndInitTestStateImplWithCustomHasher(t testing.TB, numBuckets int, maxGroupingAtEachLevel int) (*testHasher, *stateImplTestWrapper, *statemgmt.StateDelta) {
	testHasher := newTestHasher()
	configMap := map[string]interface{}{
		ConfigNumBuckets:             numBuckets,
		ConfigMaxGroupingAtEachLevel: maxGroupingAtEachLevel,
		ConfigHashFunction:           testHasher.getHashFunction(),
	}

	testDBWrapper.CleanDB(t)
	stateImpl := NewStateImpl()
	stateImpl.Initialize(configMap)
	stateImplTestWrapper := &stateImplTestWrapper{configMap, stateImpl, t}
	stateDelta := statemgmt.NewStateDelta()
	return testHasher, stateImplTestWrapper, stateDelta
}

开发者ID:C0rWin，项目名称:fabric，代码行数:15，代码来源:pkg_test.go

示例10: TestStateImpl_ComputeHash_DB_3

func TestStateImpl_ComputeHash_DB_3(t *testing.T) {
	// simple test... not using custom hasher
	conf = newConfig(DefaultNumBuckets, DefaultMaxGroupingAtEachLevel, fnvHash)
	testDBWrapper.CreateFreshDB(t)
	stateImplTestWrapper := newStateImplTestWrapper(t)
	stateImpl := stateImplTestWrapper.stateImpl
	stateDelta := statemgmt.NewStateDelta()
	stateDelta.Set("chaincode1", "key1", []byte("value1"), nil)
	stateDelta.Set("chaincode2", "key2", []byte("value2"), nil)
	stateDelta.Set("chaincode3", "key3", []byte("value3"), nil)
	stateImpl.PrepareWorkingSet(stateDelta)
	hash1 := stateImplTestWrapper.computeCryptoHash()
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()

	stateDelta = statemgmt.NewStateDelta()
	stateDelta.Delete("chaincode1", "key1", nil)
	stateDelta.Delete("chaincode2", "key2", nil)
	stateDelta.Delete("chaincode3", "key3", nil)
	stateImpl.PrepareWorkingSet(stateDelta)
	hash2 := stateImplTestWrapper.computeCryptoHash()
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()
	testutil.AssertNotEquals(t, hash1, hash2)
	testutil.AssertNil(t, hash2)
}

开发者ID:RicHernandez2，项目名称:fabric，代码行数:24，代码来源:state_impl_test.go

示例11: TestDataNodesDelta

func TestDataNodesDelta(t *testing.T) {
	conf = newConfig(26, 3, fnvHash)
	stateDelta := statemgmt.NewStateDelta()
	stateDelta.Set("chaincodeID1", "key1", []byte("value1_1"), nil)
	stateDelta.Set("chaincodeID1", "key2", []byte("value1_2"), nil)
	stateDelta.Set("chaincodeID2", "key1", []byte("value2_1"), nil)
	stateDelta.Set("chaincodeID2", "key2", []byte("value2_2"), nil)

	dataNodesDelta := newDataNodesDelta(stateDelta)
	affectedBuckets := dataNodesDelta.getAffectedBuckets()
	testutil.AssertContains(t, affectedBuckets, newDataKey("chaincodeID1", "key1").getBucketKey())
	testutil.AssertContains(t, affectedBuckets, newDataKey("chaincodeID1", "key2").getBucketKey())
	testutil.AssertContains(t, affectedBuckets, newDataKey("chaincodeID2", "key1").getBucketKey())
	testutil.AssertContains(t, affectedBuckets, newDataKey("chaincodeID2", "key2").getBucketKey())

}

开发者ID:C0rWin，项目名称:fabric，代码行数:16，代码来源:data_nodes_delta_test.go

示例12: TestStateImpl_DB_EmptyArrayValues

func TestStateImpl_DB_EmptyArrayValues(t *testing.T) {
	testDBWrapper.CreateFreshDB(t)
	stateImplTestWrapper := newStateImplTestWrapper(t)
	stateImpl := stateImplTestWrapper.stateImpl
	stateDelta := statemgmt.NewStateDelta()
	stateDelta.Set("chaincode1", "key1", []byte{}, nil)
	stateImpl.PrepareWorkingSet(stateDelta)
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()
	emptyBytes := stateImplTestWrapper.get("chaincode1", "key1")
	if emptyBytes == nil || len(emptyBytes) != 0 {
		t.Fatalf("Expected an empty byte array. found = %#v", emptyBytes)
	}
	nilVal := stateImplTestWrapper.get("chaincodeID3", "non-existing-key")
	if nilVal != nil {
		t.Fatalf("Expected a nil. found = %#v", nilVal)
	}
}

开发者ID:RJAugust，项目名称:fabric，代码行数:17，代码来源:state_impl_test.go

示例13: TxFinish

// TxFinish marks the completion of on-going tx. If txID is not same as of the on-going tx, this call panics
func (state *State) TxFinish(txID string, txSuccessful bool) {
	logger.Debugf("txFinish() for txId [%s], txSuccessful=[%t]", txID, txSuccessful)
	if state.currentTxID != txID {
		panic(fmt.Errorf("Different txId in tx-begin [%s] and tx-finish [%s]", state.currentTxID, txID))
	}
	if txSuccessful {
		if !state.currentTxStateDelta.IsEmpty() {
			logger.Debugf("txFinish() for txId [%s] merging state changes", txID)
			state.stateDelta.ApplyChanges(state.currentTxStateDelta)
			state.txStateDeltaHash[txID] = state.currentTxStateDelta.ComputeCryptoHash()
			state.updateStateImpl = true
		} else {
			state.txStateDeltaHash[txID] = nil
		}
	}
	state.currentTxStateDelta = statemgmt.NewStateDelta()
	state.currentTxID = ""
}

开发者ID:yoshiharay，项目名称:fabric，代码行数:19，代码来源:state.go

示例14: TestStateSnapshotIterator

func TestStateSnapshotIterator(t *testing.T) {
	testDBWrapper.CleanDB(t)
	stateImplTestWrapper := newStateImplTestWrapper(t)
	stateDelta := statemgmt.NewStateDelta()

	// insert keys
	stateDelta.Set("chaincodeID1", "key1", []byte("value1"), nil)
	stateDelta.Set("chaincodeID2", "key2", []byte("value2"), nil)
	stateDelta.Set("chaincodeID3", "key3", []byte("value3"), nil)
	stateDelta.Set("chaincodeID4", "key4", []byte("value4"), nil)
	stateDelta.Set("chaincodeID5", "key5", []byte("value5"), nil)
	stateDelta.Set("chaincodeID6", "key6", []byte("value6"), nil)
	stateImplTestWrapper.prepareWorkingSet(stateDelta)
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()
	//check that the key is persisted
	testutil.AssertEquals(t, stateImplTestWrapper.get("chaincodeID5", "key5"), []byte("value5"))

	// take db snapeshot
	dbSnapshot := db.GetDBHandle().GetSnapshot()

	// delete keys
	stateDelta.Delete("chaincodeID1", "key1", nil)
	stateDelta.Delete("chaincodeID2", "key2", nil)
	stateDelta.Delete("chaincodeID3", "key3", nil)
	stateDelta.Delete("chaincodeID4", "key4", nil)
	stateDelta.Delete("chaincodeID5", "key5", nil)
	stateDelta.Delete("chaincodeID6", "key6", nil)
	stateImplTestWrapper.prepareWorkingSet(stateDelta)
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()
	//check that the key is deleted
	testutil.AssertNil(t, stateImplTestWrapper.get("chaincodeID5", "key5"))

	itr, err := newStateSnapshotIterator(dbSnapshot)
	testutil.AssertNoError(t, err, "Error while getting state snapeshot iterator")
	numKeys := 0
	for itr.Next() {
		key, value := itr.GetRawKeyValue()
		t.Logf("key=[%s], value=[%s]", string(key), string(value))
		numKeys++
	}
	testutil.AssertEquals(t, numKeys, 6)
}

开发者ID:ZhuZhengyi，项目名称:fabric，代码行数:42，代码来源:snapshot_iterator_test.go

示例15: TestStateTrie_ComputeHash_AllInMemory

func TestStateTrie_ComputeHash_AllInMemory(t *testing.T) {
	testDBWrapper.CleanDB(t)
	stateTrie := NewStateTrie()
	stateTrieTestWrapper := &stateTrieTestWrapper{stateTrie, t}
	stateDelta := statemgmt.NewStateDelta()

	// Test1 - Add a few keys
	stateDelta.Set("chaincodeID1", "key1", []byte("value1"), nil)
	stateDelta.Set("chaincodeID1", "key2", []byte("value2"), nil)
	stateDelta.Set("chaincodeID2", "key3", []byte("value3"), nil)
	stateDelta.Set("chaincodeID2", "key4", []byte("value4"), nil)
	stateTrieTestWrapper.PrepareWorkingSetAndComputeCryptoHash(stateDelta)
	rootHash1 := stateTrieTestWrapper.PrepareWorkingSetAndComputeCryptoHash(stateDelta)

	hash1 := expectedCryptoHashForTest(newTrieKey("chaincodeID1", "key1"), []byte("value1"))
	hash2 := expectedCryptoHashForTest(newTrieKey("chaincodeID1", "key2"), []byte("value2"))
	hash3 := expectedCryptoHashForTest(newTrieKey("chaincodeID2", "key3"), []byte("value3"))
	hash4 := expectedCryptoHashForTest(newTrieKey("chaincodeID2", "key4"), []byte("value4"))

	hash1Hash2 := expectedCryptoHashForTest(nil, nil, hash1, hash2)
	hash3Hash4 := expectedCryptoHashForTest(nil, nil, hash3, hash4)
	expectedRootHash1 := expectedCryptoHashForTest(nil, nil, hash1Hash2, hash3Hash4)
	testutil.AssertEquals(t, rootHash1, expectedRootHash1)
	stateTrie.ClearWorkingSet(true)

	//Test2 - Add one more key
	t.Logf("-- Add one more key exiting key --- ")
	stateDelta.Set("chaincodeID3", "key5", []byte("value5"), nil)
	rootHash2 := stateTrieTestWrapper.PrepareWorkingSetAndComputeCryptoHash(stateDelta)
	hash5 := expectedCryptoHashForTest(newTrieKey("chaincodeID3", "key5"), []byte("value5"))
	expectedRootHash2 := expectedCryptoHashForTest(nil, nil, hash1Hash2, hash3Hash4, hash5)
	testutil.AssertEquals(t, rootHash2, expectedRootHash2)
	stateTrie.ClearWorkingSet(true)

	// Test3 - Remove one of the existing keys
	t.Logf("-- Remove an exiting key --- ")
	stateDelta.Delete("chaincodeID2", "key4", nil)
	rootHash3 := stateTrieTestWrapper.PrepareWorkingSetAndComputeCryptoHash(stateDelta)
	expectedRootHash3 := expectedCryptoHashForTest(nil, nil, hash1Hash2, hash3, hash5)
	testutil.AssertEquals(t, rootHash3, expectedRootHash3)
	stateTrie.ClearWorkingSet(true)
}

开发者ID:Colearo，项目名称:fabric，代码行数:42，代码来源:state_trie_test.go

示例16: TestStateTrie_GetSet_WithDB

func TestStateTrie_GetSet_WithDB(t *testing.T) {
	testDBWrapper.CleanDB(t)
	stateTrie := NewStateTrie()
	stateTrieTestWrapper := &stateTrieTestWrapper{stateTrie, t}
	stateDelta := statemgmt.NewStateDelta()
	stateDelta.Set("chaincodeID1", "key1", []byte("value1"), nil)
	stateDelta.Set("chaincodeID1", "key2", []byte("value2"), nil)
	stateDelta.Set("chaincodeID2", "key3", []byte("value3"), nil)
	stateDelta.Set("chaincodeID2", "key4", []byte("value4"), nil)
	stateDelta.Set("chaincodeID3", "key5", []byte{}, nil)
	stateTrieTestWrapper.PrepareWorkingSetAndComputeCryptoHash(stateDelta)
	stateTrieTestWrapper.PersistChangesAndResetInMemoryChanges()
	testutil.AssertEquals(t, stateTrieTestWrapper.Get("chaincodeID1", "key1"), []byte("value1"))

	emptyBytes := stateTrieTestWrapper.Get("chaincodeID3", "key5")
	if emptyBytes == nil || len(emptyBytes) != 0 {
		t.Fatalf("Expected an empty byte array. found = %#v", emptyBytes)
	}
	nilVal := stateTrieTestWrapper.Get("chaincodeID3", "non-existing-key")
	if nilVal != nil {
		t.Fatalf("Expected a nil. found = %#v", nilVal)
	}
}

开发者ID:Colearo，项目名称:fabric，代码行数:23，代码来源:state_trie_test.go

示例17:

			Expect(err).To(BeNil())
			err = ledgerPtr.CommitTxBatch(2, []*protos.Transaction{tx}, nil, []byte("proof"))
			Expect(err).To(BeNil())

			state, _ := ledgerPtr.GetState("chaincode1", "key1", true)
			Expect(state).To(BeNil())
			state, _ = ledgerPtr.GetState("chaincode2", "key2", true)
			Expect(state).To(BeNil())
			state, _ = ledgerPtr.GetState("chaincode3", "key3", true)
			Expect(state).To(BeNil())
			hash2, err = ledgerPtr.GetTempStateHash()
			Expect(err).To(BeNil())
			Expect(bytes.Compare(hash1, hash2)).ToNot(Equal(0))
			// put key/values from the snapshot back in the DB
			//var keys, values [][]byte
			delta := statemgmt.NewStateDelta()
			for i := 0; snapshot.Next(); i++ {
				k, v := snapshot.GetRawKeyValue()
				cID, keyID := statemgmt.DecodeCompositeKey(k)
				delta.Set(cID, keyID, v, nil)
			}
			ledgerPtr.ApplyStateDelta(1, delta)
			ledgerPtr.CommitStateDelta(1)
		})
		It("should return restored state", func() {
			state, _ := ledgerPtr.GetState("chaincode1", "key1", true)
			Expect(state).To(Equal([]byte("value1")))
			state, _ = ledgerPtr.GetState("chaincode2", "key2", true)
			Expect(state).To(Equal([]byte("value2")))
			state, _ = ledgerPtr.GetState("chaincode3", "key3", true)
			Expect(state).To(Equal([]byte("value3")))

开发者ID:Colearo，项目名称:fabric，代码行数:31，代码来源:ledger_test.go

示例18: fetchStateDeltaFromDB

func (testWrapper *stateTestWrapper) fetchStateDeltaFromDB(blockNumber uint64) *statemgmt.StateDelta {
	delta := statemgmt.NewStateDelta()
	delta.Unmarshal(testDBWrapper.GetFromStateDeltaCF(testWrapper.t, encodeStateDeltaKey(blockNumber)))
	return delta
}

开发者ID:RJAugust，项目名称:fabric，代码行数:5，代码来源:pkg_test.go

示例19: TestStateImpl_ComputeHash_DB_2

func TestStateImpl_ComputeHash_DB_2(t *testing.T) {
	// number of buckets at each level 26,13,7,4,2,1
	testHasher, stateImplTestWrapper, stateDelta := createFreshDBAndInitTestStateImplWithCustomHasher(t, 26, 2)
	testHasher.populate("chaincodeID1", "key1", 0)
	testHasher.populate("chaincodeID2", "key2", 1)
	testHasher.populate("chaincodeID3", "key3", 5)
	testHasher.populate("chaincodeID4", "key4", 9)
	testHasher.populate("chaincodeID5", "key5", 24)
	testHasher.populate("chaincodeID6", "key6", 25)

	stateDelta.Set("chaincodeID1", "key1", []byte("value1"), nil)
	stateDelta.Set("chaincodeID2", "key2", []byte("value2"), nil)
	stateDelta.Set("chaincodeID3", "key3", []byte("value3"), nil)
	stateDelta.Set("chaincodeID4", "key4", []byte("value4"), nil)
	stateDelta.Set("chaincodeID5", "key5", []byte("value5"), nil)
	stateDelta.Set("chaincodeID6", "key6", []byte("value6"), nil)
	stateImplTestWrapper.prepareWorkingSet(stateDelta)
	// Populate DB
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()

	//////////// Test - constrcuting a new state tree simulates starting state tree when db already has some data ////////
	stateImplTestWrapper.constructNewStateImpl()
	rootHash := stateImplTestWrapper.computeCryptoHash()

	/*************************** bucket-tree-structure ***************
	1		1		1	1	1	1
	2		1		1	1	1	1
	6		3		2	1	1	1
	10	5		3	2	1	1
	25	13	7	4	2	1
	26	13	7	4	2	1
	*******************************************************************/
	expectedHashBucket5_1 := expectedBucketHashForTest([]string{"chaincodeID1", "key1", "value1"})
	expectedHashBucket5_2 := expectedBucketHashForTest([]string{"chaincodeID2", "key2", "value2"})
	expectedHashBucket5_6 := expectedBucketHashForTest([]string{"chaincodeID3", "key3", "value3"})
	expectedHashBucket5_10 := expectedBucketHashForTest([]string{"chaincodeID4", "key4", "value4"})
	expectedHashBucket5_25 := expectedBucketHashForTest([]string{"chaincodeID5", "key5", "value5"})
	expectedHashBucket5_26 := expectedBucketHashForTest([]string{"chaincodeID6", "key6", "value6"})
	expectedHashBucket4_1 := testutil.ComputeCryptoHash(expectedHashBucket5_1, expectedHashBucket5_2)
	expectedHashBucket4_13 := testutil.ComputeCryptoHash(expectedHashBucket5_25, expectedHashBucket5_26)
	expectedHashBucket2_1 := testutil.ComputeCryptoHash(expectedHashBucket4_1, expectedHashBucket5_6)
	expectedHashBucket1_1 := testutil.ComputeCryptoHash(expectedHashBucket2_1, expectedHashBucket5_10)
	expectedHash := testutil.ComputeCryptoHash(expectedHashBucket1_1, expectedHashBucket4_13)
	testutil.AssertEquals(t, rootHash, expectedHash)

	//////////////	Test - Add a few more keys (include keys in the existing buckes and new buckets) /////////////////////
	stateDelta = statemgmt.NewStateDelta()
	testHasher.populate("chaincodeID7", "key7", 1)
	testHasher.populate("chaincodeID8", "key8", 7)
	testHasher.populate("chaincodeID9", "key9", 9)
	testHasher.populate("chaincodeID10", "key10", 20)

	stateDelta.Set("chaincodeID7", "key7", []byte("value7"), nil)
	stateDelta.Set("chaincodeID8", "key8", []byte("value8"), nil)
	stateDelta.Set("chaincodeID9", "key9", []byte("value9"), nil)
	stateDelta.Set("chaincodeID10", "key10", []byte("value10"), nil)

	/*************************** bucket-tree-structure after adding keys ***************
	1		1		1	1	1	1
	2		1		1	1	1	1
	6		3		2	1	1	1
	8		4		2	1	1	1
	10	5		3	2	1	1
	21	11	6	3	2	1
	25	13	7	4	2	1
	26	13	7	4	2	1
	***********************************************************************************/
	rootHash = stateImplTestWrapper.prepareWorkingSetAndComputeCryptoHash(stateDelta)
	expectedHashBucket5_2 = expectedBucketHashForTest(
		[]string{"chaincodeID2", "key2", "value2"},
		[]string{"chaincodeID7", "key7", "value7"},
	)
	expectedHashBucket5_8 := expectedBucketHashForTest([]string{"chaincodeID8", "key8", "value8"})
	expectedHashBucket5_10 = expectedBucketHashForTest([]string{"chaincodeID4", "key4", "value4"},
		[]string{"chaincodeID9", "key9", "value9"})
	expectedHashBucket5_21 := expectedBucketHashForTest([]string{"chaincodeID10", "key10", "value10"})
	expectedHashBucket4_1 = testutil.ComputeCryptoHash(expectedHashBucket5_1, expectedHashBucket5_2)
	expectedHashBucket3_2 := testutil.ComputeCryptoHash(expectedHashBucket5_6, expectedHashBucket5_8)
	expectedHashBucket2_1 = testutil.ComputeCryptoHash(expectedHashBucket4_1, expectedHashBucket3_2)

	expectedHashBucket1_1 = testutil.ComputeCryptoHash(expectedHashBucket2_1, expectedHashBucket5_10)
	expectedHashBucket1_2 := testutil.ComputeCryptoHash(expectedHashBucket5_21, expectedHashBucket4_13)
	expectedHash = testutil.ComputeCryptoHash(expectedHashBucket1_1, expectedHashBucket1_2)
	testutil.AssertEquals(t, rootHash, expectedHash)
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()

	//////////////	Test - overwrite an existing key /////////////////////
	stateDelta = statemgmt.NewStateDelta()
	stateDelta.Set("chaincodeID7", "key7", []byte("value7_new"), nil)
	rootHash = stateImplTestWrapper.prepareWorkingSetAndComputeCryptoHash(stateDelta)
	expectedHashBucket5_2 = expectedBucketHashForTest(
		[]string{"chaincodeID2", "key2", "value2"},
		[]string{"chaincodeID7", "key7", "value7_new"},
	)
	expectedHashBucket4_1 = testutil.ComputeCryptoHash(expectedHashBucket5_1, expectedHashBucket5_2)
	expectedHashBucket2_1 = testutil.ComputeCryptoHash(expectedHashBucket4_1, expectedHashBucket3_2)
	expectedHashBucket1_1 = testutil.ComputeCryptoHash(expectedHashBucket2_1, expectedHashBucket5_10)
	expectedHash = testutil.ComputeCryptoHash(expectedHashBucket1_1, expectedHashBucket1_2)
	testutil.AssertEquals(t, rootHash, expectedHash)
	stateImplTestWrapper.persistChangesAndResetInMemoryChanges()
//.........这里部分代码省略.........

开发者ID:RicHernandez2，项目名称:fabric，代码行数:101，代码来源:state_impl_test.go

示例20: TestStateImpl_ComputeHash_AllInMemory_NoContents

func TestStateImpl_ComputeHash_AllInMemory_NoContents(t *testing.T) {
	testDBWrapper.CreateFreshDB(t)
	stateImplTestWrapper := newStateImplTestWrapper(t)
	hash := stateImplTestWrapper.prepareWorkingSetAndComputeCryptoHash(statemgmt.NewStateDelta())
	testutil.AssertEquals(t, hash, nil)
}

开发者ID:RicHernandez2，项目名称:fabric，代码行数:6，代码来源:state_impl_test.go

注：本文中的github.com/hyperledger/fabric/core/ledger/statemgmt.NewStateDelta函数示例整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。