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How to use New method of crypto Package

Best K6 code snippet using crypto.New

trie_node_test.go

Source:trie_node_test.go

1/*2Licensed to the Apache Software Foundation (ASF) under one3or more contributor license agreements.  See the NOTICE file4distributed with this work for additional information5regarding copyright ownership.  The ASF licenses this file6to you under the Apache License, Version 2.0 (the7"License"); you may not use this file except in compliance8with the License.  You may obtain a copy of the License at9  http://www.apache.org/licenses/LICENSE-2.010Unless required by applicable law or agreed to in writing,11software distributed under the License is distributed on an12"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY13KIND, either express or implied.  See the License for the14specific language governing permissions and limitations15under the License.16*/17package trie18import (19	"github.com/openblockchain/obc-peer/openchain/ledger/testutil"20	"testing"21)22func TestTrieNode_MarshalUnmarshal_NoValue_NoChildren(t *testing.T) {23	testTrieNodeMarshalUnmarshal(24		newTrieNode(newTrieKey("chaincodeID", "key"),25			[]byte{},26			false),27		t)28}29func TestTrieNode_MarshalUnmarshal_WithValue(t *testing.T) {30	testTrieNodeMarshalUnmarshal(31		newTrieNode(newTrieKey("chaincodeID", "key"),32			[]byte("Hello!"),33			false),34		t)35}36func TestTrieNode_MarshalUnmarshal_WithChildren(t *testing.T) {37	trieNode := newTrieNode(newTrieKey("chaincodeID", "key"), []byte("Hello!"), false)38	trieNode.setChildCryptoHash(0, []byte("crypto-hash-for-test-0"))39	trieNode.setChildCryptoHash(15, []byte("crypto-hash-for-test-15"))40	testTrieNodeMarshalUnmarshal(trieNode, t)41}42func TestTrieNode_MergeAttributes(t *testing.T) {43	trieNode := newTrieNode(newTrieKey("chaincodeID", "key"), []byte("newValue!"), true)44	trieNode.setChildCryptoHash(0, []byte("crypto-hash-for-test-0"))45	trieNode.setChildCryptoHash(5, []byte("crypto-hash-for-test-5"))46	existingTrieNode := newTrieNode(newTrieKey("chaincodeID", "key"), []byte("existingValue"), false)47	existingTrieNode.setChildCryptoHash(5, []byte("crypto-hash-for-test-5-existing"))48	existingTrieNode.setChildCryptoHash(10, []byte("crypto-hash-for-test-10-existing"))49	trieNode.mergeMissingAttributesFrom(existingTrieNode)50	testutil.AssertEquals(t, trieNode.value, []byte("newValue!"))51	testutil.AssertEquals(t, trieNode.childrenCryptoHashes[0], []byte("crypto-hash-for-test-0"))52	testutil.AssertEquals(t, trieNode.childrenCryptoHashes[5], []byte("crypto-hash-for-test-5"))53	testutil.AssertEquals(t, trieNode.childrenCryptoHashes[10], []byte("crypto-hash-for-test-10-existing"))54}55func TestTrieNode_ComputeCryptoHash_NoValue_NoChild(t *testing.T) {56	trieNode := newTrieNode(newTrieKey("chaincodeID", "key"), nil, false)57	hash := trieNode.computeCryptoHash()58	testutil.AssertEquals(t, hash, nil)59}60func TestTrieNode_ComputeCryptoHash_NoValue_SingleChild(t *testing.T) {61	trieNode := newTrieNode(newTrieKey("chaincodeID", "key"), nil, false)62	singleChildCryptoHash := []byte("childCryptoHash-0")63	trieNode.setChildCryptoHash(0, singleChildCryptoHash)64	hash := trieNode.computeCryptoHash()65	testutil.AssertEquals(t, hash, singleChildCryptoHash)66}67func TestTrieNode_ComputeCryptoHash_NoValue_ManyChildren(t *testing.T) {68	trieKey := newTrieKey("chaincodeID", "key")69	child_0_CryptoHash := []byte("childCryptoHash-0")70	child_5_CryptoHash := []byte("childCryptoHash-5")71	child_15_CryptoHash := []byte("childCryptoHash-15")72	trieNode := newTrieNode(trieKey, nil, false)73	trieNode.setChildCryptoHash(0, child_0_CryptoHash)74	trieNode.setChildCryptoHash(5, child_5_CryptoHash)75	trieNode.setChildCryptoHash(15, child_15_CryptoHash)76	hash := trieNode.computeCryptoHash()77	expectedHashContent := computeTestHash(child_0_CryptoHash, child_5_CryptoHash, child_15_CryptoHash)78	testutil.AssertEquals(t, hash, expectedHashContent)79}80func TestTrieNode_ComputeCryptoHash_WithValue_NoChild(t *testing.T) {81	trieKey := newTrieKey("chaincodeID", "key")82	value := []byte("testValue")83	trieNode := newTrieNode(trieKey, value, false)84	hash := trieNode.computeCryptoHash()85	expectedHash := computeTestHash(trieKey.getEncodedBytes(), value)86	testutil.AssertEquals(t, hash, expectedHash)87}88func TestTrieNode_ComputeCryptoHash_WithValue_SingleChild(t *testing.T) {89	trieKey := newTrieKey("chaincodeID", "key")90	value := []byte("testValue")91	child_0_CryptoHash := []byte("childCryptoHash-0")92	trieNode := newTrieNode(trieKey, value, false)93	trieNode.setChildCryptoHash(0, child_0_CryptoHash)94	hash := trieNode.computeCryptoHash()95	expectedHash := computeTestHash(trieKey.getEncodedBytes(), value, child_0_CryptoHash)96	testutil.AssertEquals(t, hash, expectedHash)97}98func TestTrieNode_ComputeCryptoHash_WithValue_ManyChildren(t *testing.T) {99	trieKey := newTrieKey("chaincodeID", "key")100	value := []byte("testValue")101	child_0_CryptoHash := []byte("childCryptoHash-0")102	child_5_CryptoHash := []byte("childCryptoHash-5")103	child_15_CryptoHash := []byte("childCryptoHash-15")104	trieNode := newTrieNode(trieKey, value, false)105	trieNode.setChildCryptoHash(0, child_0_CryptoHash)106	trieNode.setChildCryptoHash(5, child_5_CryptoHash)107	trieNode.setChildCryptoHash(15, child_15_CryptoHash)108	hash := trieNode.computeCryptoHash()109	expectedHash := computeTestHash(trieKey.getEncodedBytes(), value, child_0_CryptoHash, child_5_CryptoHash, child_15_CryptoHash)110	testutil.AssertEquals(t, hash, expectedHash)111}112func testTrieNodeMarshalUnmarshal(trieNode *trieNode, t *testing.T) {113	trieNodeTestWrapper := &trieNodeTestWrapper{trieNode, t}114	serializedContent := trieNodeTestWrapper.marshal()115	trieNodeFromUnmarshal := trieNodeTestWrapper.unmarshal(trieNode.trieKey, serializedContent)116	testutil.AssertEquals(t, trieNodeFromUnmarshal.trieKey, trieNode.trieKey)117	testutil.AssertEquals(t, trieNodeFromUnmarshal.value, trieNode.value)118	testutil.AssertEquals(t, trieNodeFromUnmarshal.childrenCryptoHashes, trieNode.childrenCryptoHashes)119	testutil.AssertEquals(t, trieNodeFromUnmarshal.getNumChildren(), trieNode.getNumChildren())120}...

bucket_node_test.go

Source:bucket_node_test.go

1/*2Licensed to the Apache Software Foundation (ASF) under one3or more contributor license agreements.  See the NOTICE file4distributed with this work for additional information5regarding copyright ownership.  The ASF licenses this file6to you under the Apache License, Version 2.0 (the7"License"); you may not use this file except in compliance8with the License.  You may obtain a copy of the License at9  http://www.apache.org/licenses/LICENSE-2.010Unless required by applicable law or agreed to in writing,11software distributed under the License is distributed on an12"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY13KIND, either express or implied.  See the License for the14specific language governing permissions and limitations15under the License.16*/17package buckettree18import (19	"github.com/openblockchain/obc-peer/openchain/ledger/testutil"20	"testing"21)22func TestBucketNodeComputeHash(t *testing.T) {23	conf = initConfig(26, 3, fnvHash)24	bucketNode := newBucketNode(newBucketKey(2, 7))25	testutil.AssertEquals(t, bucketNode.computeCryptoHash(), nil)26	childKey1 := newBucketKey(3, 19)27	bucketNode.setChildCryptoHash(childKey1, []byte("cryptoHashChild1"))28	testutil.AssertEquals(t, bucketNode.computeCryptoHash(), []byte("cryptoHashChild1"))29	childKey3 := newBucketKey(3, 21)30	bucketNode.setChildCryptoHash(childKey3, []byte("cryptoHashChild3"))31	testutil.AssertEquals(t, bucketNode.computeCryptoHash(), testutil.ComputeCryptoHash([]byte("cryptoHashChild1cryptoHashChild3")))32	childKey2 := newBucketKey(3, 20)33	bucketNode.setChildCryptoHash(childKey2, []byte("cryptoHashChild2"))34	testutil.AssertEquals(t, bucketNode.computeCryptoHash(), testutil.ComputeCryptoHash([]byte("cryptoHashChild1cryptoHashChild2cryptoHashChild3")))35}36func TestBucketNodeMerge(t *testing.T) {37	conf = initConfig(26, 3, fnvHash)38	bucketNode := newBucketNode(newBucketKey(2, 7))39	bucketNode.childrenCryptoHash[0] = []byte("cryptoHashChild1")40	bucketNode.childrenCryptoHash[2] = []byte("cryptoHashChild3")41	dbBucketNode := newBucketNode(newBucketKey(2, 7))42	dbBucketNode.childrenCryptoHash[0] = []byte("DBcryptoHashChild1")43	dbBucketNode.childrenCryptoHash[1] = []byte("DBcryptoHashChild2")44	bucketNode.mergeBucketNode(dbBucketNode)45	testutil.AssertEquals(t, bucketNode.childrenCryptoHash[0], []byte("cryptoHashChild1"))46	testutil.AssertEquals(t, bucketNode.childrenCryptoHash[1], []byte("DBcryptoHashChild2"))47	testutil.AssertEquals(t, bucketNode.childrenCryptoHash[2], []byte("cryptoHashChild3"))48}49func TestBucketNodeMarshalUnmarshal(t *testing.T) {50	conf = initConfig(26, 3, fnvHash)51	bucketNode := newBucketNode(newBucketKey(2, 7))52	childKey1 := newBucketKey(3, 19)53	bucketNode.setChildCryptoHash(childKey1, []byte("cryptoHashChild1"))54	childKey3 := newBucketKey(3, 21)55	bucketNode.setChildCryptoHash(childKey3, []byte("cryptoHashChild3"))56	serializedBytes := bucketNode.marshal()57	deserializedBucketNode := unmarshalBucketNode(newBucketKey(2, 7), serializedBytes)58	testutil.AssertEquals(t, bucketNode.bucketKey, deserializedBucketNode.bucketKey)59	testutil.AssertEquals(t, bucketNode.childrenCryptoHash, deserializedBucketNode.childrenCryptoHash)60}...

New

Using AI Code Generation

1import (2func main() {3	key := []byte("example key 1234")4	plaintext := []byte("exampleplaintext")5	c, err := aes.NewCipher(key)6	if err != nil {7		fmt.Println(err)8	}9	gcm, err := cipher.NewGCM(c)10	if err != nil {11		fmt.Println(err)12	}13	nonce := make([]byte, gcm.NonceSize())14	if _, err = io.ReadFull(rand.Reader, nonce); err != nil {15		fmt.Println(err)16	}17	ciphertext := gcm.Seal(nonce, nonce, plaintext, nil)18	fmt.Printf("%x19}20import (21func main() {22	key := []byte("example key 1234")23	ciphertext, _ := hex.DecodeString("f3e1da9d9e9e06f5cd651af28e39d353436170746578616d706c657074657874")24	c, err := aes.NewCipher(key)25	if err != nil {26		fmt.Println(err)27	}28	gcm, err := cipher.NewGCM(c)29	if err != nil {30		fmt.Println(err)31	}32	nonceSize := gcm.NonceSize()33	plaintext, err := gcm.Open(nil, nonce, ciphertext, nil)34	if err != nil {35		fmt.Println(err)36	}37	fmt.Printf("%s38}

New

Using AI Code Generation

1import (2func main() {3    b := make([]byte, 20)4    _, err := rand.Read(b)5    if err != nil {6        fmt.Println("Error:", err)

New

Using AI Code Generation

1import (2func main() {3	b := make([]byte, 5)4	n, err := rand.Read(b)5	if err != nil {6		fmt.Println("error:", err)7	}8	fmt.Println(n, "bytes:", b)9}10import (11func main() {12	max := big.NewInt(1000)13	i, err := rand.Int(rand.Reader, max)14	if err != nil {15		fmt.Println("error:", err)16	}17	fmt.Println(i)18}19import (20func main() {21	max := big.NewInt(1000)22	i, err := rand.Int(rand.Reader, max)23	if err != nil {24		fmt.Println("error:", err)25	}26	rand.Seed(i.Int64())27	fmt.Println(rand.Intn(1000))28}29import (30func main() {31	b := make([]byte, 5)32	n, err := rand.Read(b)33	if err != nil {34		fmt.Println("error:", err)35	}36	fmt.Println(n, "bytes:", b)37}38import (39func main() {40	b := make([]byte, 5)41	n, err := rand.Read(b)42	if err != nil {43		fmt.Println("error:", err)44	}45	fmt.Println(n, "bytes:", b)46}

New

Using AI Code Generation

1import (2func main() {3	hash := sha256.New224()4	fmt.Printf("%T5}6import (7func main() {8	hash := sha256.New()9	fmt.Printf("%T10	hash.Write([]byte("Hello World!"))11}12import (13func main() {14	hash := sha256.New()15	fmt.Printf("%T16	hash.Write([]byte("Hello World!"))17	fmt.Printf("%x18", hash.Sum(nil))19}

New

Using AI Code Generation

1import (2func main() {3    hash := crypto.MD5.New()4    fmt.Println(hash)5}6import (7func main() {8    hash := md5.New()9    fmt.Println(hash)10}11import (12func main() {13    data := []byte("Hello Golang")14    hash := md5.Sum(data)15    fmt.Println(hash)16}17import (18func main() {19    data := []byte("Hello Golang")20    hash := md5.Sum(data)21    fmt.Printf("%x22}23import (24func main() {25    data := []byte("Hello Golang")26    hash := md5.Sum(data)27    fmt.Printf("%x28}29import (30func main() {31    data := []byte("Hello Golang")32    hash := md5.New()

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