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816 lines
25 KiB
816 lines
25 KiB
package sql
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import (
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"bytes"
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"encoding/hex"
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"encoding/json"
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"fmt"
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"github.com/iden3/go-iden3-crypto/constants"
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cryptoUtils "github.com/iden3/go-iden3-crypto/utils"
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"github.com/iden3/go-merkletree"
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"github.com/iden3/go-merkletree/db/memory"
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"github.com/jmoiron/sqlx"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"math/big"
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"os"
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"strconv"
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"testing"
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)
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func sqlStorage(t *testing.T) merkletree.Storage {
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host := os.Getenv("PGHOST")
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if host == "" {
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host = "localhost"
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}
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port, _ := strconv.Atoi(os.Getenv("PGPORT"))
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if port == 0 {
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port = 5432
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}
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user := os.Getenv("PGUSER")
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if user == "" {
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user = "user"
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}
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password := os.Getenv("PGPASSWORD")
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if password == "" {
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panic("No PGPASSWORD envvar specified")
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}
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dbname := os.Getenv("PGDATABASE")
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if dbname == "" {
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dbname = "test"
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}
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psqlconn := fmt.Sprintf(
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"host=%s port=%d user=%s password=%s dbname=%s sslmode=disable",
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host,
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port,
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user,
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password,
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dbname,
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)
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dbx, err := sqlx.Connect("postgres", psqlconn)
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if err != nil {
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t.Fatal(err)
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return nil
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}
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// clear MerkleTree table
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dbx.Exec("TRUNCATE TABLE mt_roots")
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dbx.Exec("TRUNCATE TABLE mt_nodes")
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sto, err := NewSqlStorage(dbx, false)
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if err != nil {
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t.Fatal(err)
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return nil
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}
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t.Cleanup(func() {
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})
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return sto
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}
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func TestSql(t *testing.T) {
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//sto := sqlStorage(t)
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//t.Run("TestReturnKnownErrIfNotExists", func(t *testing.T) {
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// test.TestReturnKnownErrIfNotExists(t, sqlStorage(t))
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//})
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//t.Run("TestStorageInsertGet", func(t *testing.T) {
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// test.TestStorageInsertGet(t, sqlStorage(t))
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//})
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//test.TestStorageWithPrefix(t, sqlStorage(t))
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//test.TestConcatTx(t, sqlStorage(t))
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//test.TestList(t, sqlStorage(t))
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//test.TestIterate(t, sqlStorage(t))
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}
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var debug = false
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type Fatalable interface {
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Fatal(args ...interface{})
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}
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func newTestingMerkle(f *testing.T, maxLevels int) *merkletree.MerkleTree {
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sto := sqlStorage(f)
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mt, err := merkletree.NewMerkleTree(sto, maxLevels)
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if err != nil {
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f.Fatal(err)
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return nil
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}
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return mt
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}
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func TestHashParsers(t *testing.T) {
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h0 := merkletree.NewHashFromBigInt(big.NewInt(0))
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assert.Equal(t, "0", h0.String())
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h1 := merkletree.NewHashFromBigInt(big.NewInt(1))
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assert.Equal(t, "1", h1.String())
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h10 := merkletree.NewHashFromBigInt(big.NewInt(10))
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assert.Equal(t, "10", h10.String())
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h7l := merkletree.NewHashFromBigInt(big.NewInt(1234567))
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assert.Equal(t, "1234567", h7l.String())
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h8l := merkletree.NewHashFromBigInt(big.NewInt(12345678))
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assert.Equal(t, "12345678...", h8l.String())
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b, ok := new(big.Int).SetString("4932297968297298434239270129193057052722409868268166443802652458940273154854", 10) //nolint:lll
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assert.True(t, ok)
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h := merkletree.NewHashFromBigInt(b)
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assert.Equal(t, "4932297968297298434239270129193057052722409868268166443802652458940273154854", h.BigInt().String()) //nolint:lll
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assert.Equal(t, "49322979...", h.String())
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assert.Equal(t, "265baaf161e875c372d08e50f52abddc01d32efc93e90290bb8b3d9ceb94e70a", h.Hex())
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b1, err := merkletree.NewBigIntFromHashBytes(b.Bytes())
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assert.Nil(t, err)
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assert.Equal(t, new(big.Int).SetBytes(b.Bytes()).String(), b1.String())
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b2, err := merkletree.NewHashFromBytes(b.Bytes())
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assert.Nil(t, err)
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assert.Equal(t, b.String(), b2.BigInt().String())
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h2, err := merkletree.NewHashFromHex(h.Hex())
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assert.Nil(t, err)
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assert.Equal(t, h, h2)
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_, err = merkletree.NewHashFromHex("0x12")
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assert.NotNil(t, err)
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// check limits
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a := new(big.Int).Sub(constants.Q, big.NewInt(1))
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testHashParsers(t, a)
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a = big.NewInt(int64(1))
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testHashParsers(t, a)
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}
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func testHashParsers(t *testing.T, a *big.Int) {
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require.True(t, cryptoUtils.CheckBigIntInField(a))
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h := merkletree.NewHashFromBigInt(a)
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assert.Equal(t, a, h.BigInt())
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hFromBytes, err := merkletree.NewHashFromBytes(h.Bytes())
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assert.Nil(t, err)
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assert.Equal(t, h, hFromBytes)
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assert.Equal(t, a, hFromBytes.BigInt())
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assert.Equal(t, a.String(), hFromBytes.BigInt().String())
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hFromHex, err := merkletree.NewHashFromHex(h.Hex())
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assert.Nil(t, err)
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assert.Equal(t, h, hFromHex)
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aBIFromHBytes, err := merkletree.NewBigIntFromHashBytes(h.Bytes())
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assert.Nil(t, err)
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assert.Equal(t, a, aBIFromHBytes)
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assert.Equal(t, new(big.Int).SetBytes(a.Bytes()).String(), aBIFromHBytes.String())
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}
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func TestNewTree(t *testing.T) {
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mt := newTestingMerkle(t, 10)
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mt, err := merkletree.NewMerkleTree(memory.NewMemoryStorage(), 10)
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assert.Nil(t, err)
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assert.Equal(t, "0", mt.Root().String())
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// test vectors generated using https://github.com/iden3/circomlib smt.js
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err = mt.Add(big.NewInt(1), big.NewInt(2))
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assert.Nil(t, err)
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assert.Equal(t, "13578938674299138072471463694055224830892726234048532520316387704878000008795", mt.Root().BigInt().String()) //nolint:lll
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err = mt.Add(big.NewInt(33), big.NewInt(44))
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assert.Nil(t, err)
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assert.Equal(t, "5412393676474193513566895793055462193090331607895808993925969873307089394741", mt.Root().BigInt().String()) //nolint:lll
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err = mt.Add(big.NewInt(1234), big.NewInt(9876))
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assert.Nil(t, err)
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assert.Equal(t, "14204494359367183802864593755198662203838502594566452929175967972147978322084", mt.Root().BigInt().String()) //nolint:lll
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proof, v, err := mt.GenerateProof(big.NewInt(33), nil)
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assert.Nil(t, err)
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assert.Equal(t, big.NewInt(44), v)
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assert.True(t, merkletree.VerifyProof(mt.Root(), proof, big.NewInt(33), big.NewInt(44)))
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assert.True(t, !merkletree.VerifyProof(mt.Root(), proof, big.NewInt(33), big.NewInt(45)))
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}
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func TestAddDifferentOrder(t *testing.T) {
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mt1 := newTestingMerkle(t, 140)
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for i := 0; i < 16; i++ {
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k := big.NewInt(int64(i))
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v := big.NewInt(0)
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if err := mt1.Add(k, v); err != nil {
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t.Fatal(err)
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}
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}
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mt2 := newTestingMerkle(t, 140)
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for i := 16 - 1; i >= 0; i-- {
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k := big.NewInt(int64(i))
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v := big.NewInt(0)
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if err := mt2.Add(k, v); err != nil {
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t.Fatal(err)
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}
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}
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assert.Equal(t, mt1.Root().Hex(), mt2.Root().Hex())
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assert.Equal(t, "3b89100bec24da9275c87bc188740389e1d5accfc7d88ba5688d7fa96a00d82f", mt1.Root().Hex()) //nolint:lll
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}
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func TestAddRepeatedIndex(t *testing.T) {
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mt := newTestingMerkle(t, 140)
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k := big.NewInt(int64(3))
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v := big.NewInt(int64(12))
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if err := mt.Add(k, v); err != nil {
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t.Fatal(err)
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}
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err := mt.Add(k, v)
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assert.NotNil(t, err)
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assert.Equal(t, merkletree.ErrEntryIndexAlreadyExists, err)
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}
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func TestGet(t *testing.T) {
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mt := newTestingMerkle(t, 140)
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for i := 0; i < 16; i++ {
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k := big.NewInt(int64(i))
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v := big.NewInt(int64(i * 2))
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if err := mt.Add(k, v); err != nil {
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t.Fatal(err)
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}
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}
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k, v, _, err := mt.Get(big.NewInt(10))
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assert.Nil(t, err)
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assert.Equal(t, big.NewInt(10), k)
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assert.Equal(t, big.NewInt(20), v)
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k, v, _, err = mt.Get(big.NewInt(15))
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assert.Nil(t, err)
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assert.Equal(t, big.NewInt(15), k)
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assert.Equal(t, big.NewInt(30), v)
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k, v, _, err = mt.Get(big.NewInt(16))
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assert.NotNil(t, err)
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assert.Equal(t, merkletree.ErrKeyNotFound, err)
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assert.Equal(t, "0", k.String())
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assert.Equal(t, "0", v.String())
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}
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func TestUpdate(t *testing.T) {
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mt := newTestingMerkle(t, 140)
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for i := 0; i < 16; i++ {
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k := big.NewInt(int64(i))
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v := big.NewInt(int64(i * 2))
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if err := mt.Add(k, v); err != nil {
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t.Fatal(err)
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}
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}
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_, v, _, err := mt.Get(big.NewInt(10))
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assert.Nil(t, err)
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assert.Equal(t, big.NewInt(20), v)
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_, err = mt.Update(big.NewInt(10), big.NewInt(1024))
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assert.Nil(t, err)
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_, v, _, err = mt.Get(big.NewInt(10))
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assert.Nil(t, err)
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assert.Equal(t, big.NewInt(1024), v)
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_, err = mt.Update(big.NewInt(1000), big.NewInt(1024))
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assert.Equal(t, merkletree.ErrKeyNotFound, err)
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}
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func TestUpdate2(t *testing.T) {
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mt1 := newTestingMerkle(t, 140)
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mt2 := newTestingMerkle(t, 140)
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err := mt1.Add(big.NewInt(1), big.NewInt(119))
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assert.Nil(t, err)
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err = mt1.Add(big.NewInt(2), big.NewInt(229))
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assert.Nil(t, err)
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err = mt1.Add(big.NewInt(9876), big.NewInt(6789))
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assert.Nil(t, err)
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err = mt2.Add(big.NewInt(1), big.NewInt(11))
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assert.Nil(t, err)
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err = mt2.Add(big.NewInt(2), big.NewInt(22))
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assert.Nil(t, err)
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err = mt2.Add(big.NewInt(9876), big.NewInt(10))
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assert.Nil(t, err)
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_, err = mt1.Update(big.NewInt(1), big.NewInt(11))
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assert.Nil(t, err)
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_, err = mt1.Update(big.NewInt(2), big.NewInt(22))
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assert.Nil(t, err)
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_, err = mt2.Update(big.NewInt(9876), big.NewInt(6789))
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assert.Nil(t, err)
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assert.Equal(t, mt1.Root(), mt2.Root())
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}
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func TestGenerateAndVerifyProof128(t *testing.T) {
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mt := newTestingMerkle(t, 140)
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for i := 0; i < 128; i++ {
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k := big.NewInt(int64(i))
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v := big.NewInt(0)
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if err := mt.Add(k, v); err != nil {
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t.Fatal(err)
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}
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}
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proof, v, err := mt.GenerateProof(big.NewInt(42), nil)
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assert.Nil(t, err)
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assert.Equal(t, "0", v.String())
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assert.True(t, merkletree.VerifyProof(mt.Root(), proof, big.NewInt(42), big.NewInt(0)))
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}
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func TestTreeLimit(t *testing.T) {
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mt := newTestingMerkle(t, 5)
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for i := 0; i < 16; i++ {
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err := mt.Add(big.NewInt(int64(i)), big.NewInt(int64(i)))
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assert.Nil(t, err)
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}
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// here the tree is full, should not allow to add more data as reaches the maximum number of levels
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err := mt.Add(big.NewInt(int64(16)), big.NewInt(int64(16)))
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assert.NotNil(t, err)
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assert.Equal(t, merkletree.ErrReachedMaxLevel, err)
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}
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func TestSiblingsFromProof(t *testing.T) {
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mt := newTestingMerkle(t, 140)
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for i := 0; i < 64; i++ {
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k := big.NewInt(int64(i))
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v := big.NewInt(0)
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if err := mt.Add(k, v); err != nil {
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t.Fatal(err)
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}
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}
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proof, _, err := mt.GenerateProof(big.NewInt(4), nil)
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if err != nil {
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t.Fatal(err)
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}
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siblings := merkletree.SiblingsFromProof(proof)
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assert.Equal(t, 6, len(siblings))
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assert.Equal(t,
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"d6e368bda90c5ee3e910222c1fc1c0d9e23f2d350dbc47f4a92de30f1be3c60b",
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siblings[0].Hex())
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assert.Equal(t,
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"9dbd03b1bcd580e0f3e6668d80d55288f04464126feb1624ec8ee30be8df9c16",
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siblings[1].Hex())
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assert.Equal(t,
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"de866af9545dcd1c5bb7811e7f27814918e037eb9fead40919e8f19525896e27",
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siblings[2].Hex())
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assert.Equal(t,
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"5f4182212a84741d1174ba7c42e369f2e3ad8ade7d04eea2d0f98e3ed8b7a317",
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siblings[3].Hex())
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assert.Equal(t,
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"77639098d513f7aef9730fdb1d1200401af5fe9da91b61772f4dd142ac89a122",
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siblings[4].Hex())
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assert.Equal(t,
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"943ee501f4ba2137c79b54af745dfc5f105f539fcc449cd2a356eb5c030e3c07",
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siblings[5].Hex())
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}
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func TestVerifyProofCases(t *testing.T) {
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mt := newTestingMerkle(t, 140)
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defer mt.DB().Close()
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for i := 0; i < 8; i++ {
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if err := mt.Add(big.NewInt(int64(i)), big.NewInt(0)); err != nil {
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t.Fatal(err)
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}
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}
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// Existence proof
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proof, _, err := mt.GenerateProof(big.NewInt(4), nil)
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if err != nil {
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t.Fatal(err)
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}
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assert.Equal(t, proof.Existence, true)
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assert.True(t, merkletree.VerifyProof(mt.Root(), proof, big.NewInt(4), big.NewInt(0)))
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assert.Equal(t, "0003000000000000000000000000000000000000000000000000000000000007529cbedbda2bdd25fd6455551e55245fa6dc11a9d0c27dc0cd38fca44c17e40344ad686a18ba78b502c0b6f285c5c8393bde2f7a3e2abe586515e4d84533e3037b062539bde2d80749746986cf8f0001fd2cdbf9a89fcbf981a769daef49df06", hex.EncodeToString(proof.Bytes())) //nolint:lll
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for i := 8; i < 32; i++ {
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proof, _, err = mt.GenerateProof(big.NewInt(int64(i)), nil)
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assert.Nil(t, err)
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if debug {
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fmt.Println(i, proof)
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}
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}
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// Non-existence proof, empty aux
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proof, _, err = mt.GenerateProof(big.NewInt(12), nil)
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if err != nil {
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t.Fatal(err)
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}
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assert.Equal(t, proof.Existence, false)
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// assert.True(t, proof.nodeAux == nil)
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assert.True(t, merkletree.VerifyProof(mt.Root(), proof, big.NewInt(12), big.NewInt(0)))
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assert.Equal(t, "0303000000000000000000000000000000000000000000000000000000000007529cbedbda2bdd25fd6455551e55245fa6dc11a9d0c27dc0cd38fca44c17e40344ad686a18ba78b502c0b6f285c5c8393bde2f7a3e2abe586515e4d84533e3037b062539bde2d80749746986cf8f0001fd2cdbf9a89fcbf981a769daef49df0604000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", hex.EncodeToString(proof.Bytes())) //nolint:lll
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// Non-existence proof, diff. node aux
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proof, _, err = mt.GenerateProof(big.NewInt(10), nil)
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if err != nil {
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t.Fatal(err)
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}
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assert.Equal(t, proof.Existence, false)
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assert.True(t, proof.NodeAux != nil)
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assert.True(t, merkletree.VerifyProof(mt.Root(), proof, big.NewInt(10), big.NewInt(0)))
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assert.Equal(t, "0303000000000000000000000000000000000000000000000000000000000007529cbedbda2bdd25fd6455551e55245fa6dc11a9d0c27dc0cd38fca44c17e4030acfcdd2617df9eb5aef744c5f2e03eb8c92c61f679007dc1f2707fd908ea41a9433745b469c101edca814c498e7f388100d497b24f1d2ac935bced3572f591d02000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000", hex.EncodeToString(proof.Bytes())) //nolint:lll
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}
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func TestVerifyProofFalse(t *testing.T) {
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mt := newTestingMerkle(t, 140)
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defer mt.DB().Close()
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|
|
for i := 0; i < 8; i++ {
|
|
if err := mt.Add(big.NewInt(int64(i)), big.NewInt(0)); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
// Invalid existence proof (node used for verification doesn't
|
|
// correspond to node in the proof)
|
|
proof, _, err := mt.GenerateProof(big.NewInt(int64(4)), nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
assert.Equal(t, proof.Existence, true)
|
|
assert.True(t, !merkletree.VerifyProof(mt.Root(), proof, big.NewInt(int64(5)), big.NewInt(int64(5))))
|
|
|
|
// Invalid non-existence proof (Non-existence proof, diff. node aux)
|
|
proof, _, err = mt.GenerateProof(big.NewInt(int64(4)), nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
assert.Equal(t, proof.Existence, true)
|
|
// Now we change the proof from existence to non-existence, and add e's
|
|
// data as auxiliary node.
|
|
proof.Existence = false
|
|
proof.NodeAux = &merkletree.NodeAux{Key: merkletree.NewHashFromBigInt(big.NewInt(int64(4))),
|
|
Value: merkletree.NewHashFromBigInt(big.NewInt(4))}
|
|
assert.True(t, !merkletree.VerifyProof(mt.Root(), proof, big.NewInt(int64(4)), big.NewInt(0)))
|
|
}
|
|
|
|
func TestGraphViz(t *testing.T) {
|
|
mt := newTestingMerkle(t, 140)
|
|
|
|
_ = mt.Add(big.NewInt(1), big.NewInt(0))
|
|
_ = mt.Add(big.NewInt(2), big.NewInt(0))
|
|
_ = mt.Add(big.NewInt(3), big.NewInt(0))
|
|
_ = mt.Add(big.NewInt(4), big.NewInt(0))
|
|
_ = mt.Add(big.NewInt(5), big.NewInt(0))
|
|
_ = mt.Add(big.NewInt(100), big.NewInt(0))
|
|
|
|
// mt.PrintGraphViz(nil)
|
|
|
|
expected := `digraph hierarchy {
|
|
node [fontname=Monospace,fontsize=10,shape=box]
|
|
"56332309..." -> {"18483622..." "20902180..."}
|
|
"18483622..." -> {"75768243..." "16893244..."}
|
|
"75768243..." -> {"empty0" "21857056..."}
|
|
"empty0" [style=dashed,label=0];
|
|
"21857056..." -> {"51072523..." "empty1"}
|
|
"empty1" [style=dashed,label=0];
|
|
"51072523..." -> {"17311038..." "empty2"}
|
|
"empty2" [style=dashed,label=0];
|
|
"17311038..." -> {"69499803..." "21008290..."}
|
|
"69499803..." [style=filled];
|
|
"21008290..." [style=filled];
|
|
"16893244..." [style=filled];
|
|
"20902180..." -> {"12496585..." "18055627..."}
|
|
"12496585..." -> {"19374975..." "15739329..."}
|
|
"19374975..." [style=filled];
|
|
"15739329..." [style=filled];
|
|
"18055627..." [style=filled];
|
|
}
|
|
`
|
|
w := bytes.NewBufferString("")
|
|
err := mt.GraphViz(w, nil)
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, []byte(expected), w.Bytes())
|
|
}
|
|
|
|
func TestDelete(t *testing.T) {
|
|
mt := newTestingMerkle(t, 10)
|
|
assert.Equal(t, "0", mt.Root().String())
|
|
|
|
// test vectors generated using https://github.com/iden3/circomlib smt.js
|
|
err := mt.Add(big.NewInt(1), big.NewInt(2))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "13578938674299138072471463694055224830892726234048532520316387704878000008795", mt.Root().BigInt().String()) //nolint:lll
|
|
|
|
err = mt.Add(big.NewInt(33), big.NewInt(44))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "5412393676474193513566895793055462193090331607895808993925969873307089394741", mt.Root().BigInt().String()) //nolint:lll
|
|
|
|
err = mt.Add(big.NewInt(1234), big.NewInt(9876))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "14204494359367183802864593755198662203838502594566452929175967972147978322084", mt.Root().BigInt().String()) //nolint:lll
|
|
|
|
// mt.PrintGraphViz(nil)
|
|
|
|
err = mt.Delete(big.NewInt(33))
|
|
// mt.PrintGraphViz(nil)
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "15550352095346187559699212771793131433118240951738528922418613687814377955591", mt.Root().BigInt().String()) //nolint:lll
|
|
|
|
err = mt.Delete(big.NewInt(1234))
|
|
assert.Nil(t, err)
|
|
err = mt.Delete(big.NewInt(1))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "0", mt.Root().String())
|
|
|
|
}
|
|
|
|
func TestDelete2(t *testing.T) {
|
|
mt := newTestingMerkle(t, 140)
|
|
for i := 0; i < 8; i++ {
|
|
k := big.NewInt(int64(i))
|
|
v := big.NewInt(0)
|
|
if err := mt.Add(k, v); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
|
|
expectedRoot := mt.Root()
|
|
|
|
k := big.NewInt(8)
|
|
v := big.NewInt(0)
|
|
err := mt.Add(k, v)
|
|
require.Nil(t, err)
|
|
|
|
err = mt.Delete(big.NewInt(8))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, expectedRoot, mt.Root())
|
|
|
|
mt2 := newTestingMerkle(t, 140)
|
|
for i := 0; i < 8; i++ {
|
|
k := big.NewInt(int64(i))
|
|
v := big.NewInt(0)
|
|
if err := mt2.Add(k, v); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
assert.Equal(t, mt2.Root(), mt.Root())
|
|
}
|
|
|
|
func TestDelete3(t *testing.T) {
|
|
mt := newTestingMerkle(t, 140)
|
|
|
|
err := mt.Add(big.NewInt(1), big.NewInt(1))
|
|
assert.Nil(t, err)
|
|
|
|
err = mt.Add(big.NewInt(2), big.NewInt(2))
|
|
assert.Nil(t, err)
|
|
|
|
assert.Equal(t, "19060075022714027595905950662613111880864833370144986660188929919683258088314", mt.Root().BigInt().String()) //nolint:lll
|
|
err = mt.Delete(big.NewInt(1))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "849831128489032619062850458217693666094013083866167024127442191257793527951", mt.Root().BigInt().String()) //nolint:lll
|
|
|
|
mt2 := newTestingMerkle(t, 140)
|
|
err = mt2.Add(big.NewInt(2), big.NewInt(2))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, mt2.Root(), mt.Root())
|
|
}
|
|
|
|
func TestDelete4(t *testing.T) {
|
|
mt := newTestingMerkle(t, 140)
|
|
|
|
err := mt.Add(big.NewInt(1), big.NewInt(1))
|
|
assert.Nil(t, err)
|
|
|
|
err = mt.Add(big.NewInt(2), big.NewInt(2))
|
|
assert.Nil(t, err)
|
|
|
|
err = mt.Add(big.NewInt(3), big.NewInt(3))
|
|
assert.Nil(t, err)
|
|
|
|
assert.Equal(t, "14109632483797541575275728657193822866549917334388996328141438956557066918117", mt.Root().BigInt().String()) //nolint:lll
|
|
err = mt.Delete(big.NewInt(1))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "159935162486187606489815340465698714590556679404589449576549073038844694972", mt.Root().BigInt().String()) //nolint:lll
|
|
|
|
mt2 := newTestingMerkle(t, 140)
|
|
err = mt2.Add(big.NewInt(2), big.NewInt(2))
|
|
assert.Nil(t, err)
|
|
err = mt2.Add(big.NewInt(3), big.NewInt(3))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, mt2.Root(), mt.Root())
|
|
}
|
|
|
|
func TestDelete5(t *testing.T) {
|
|
mt := newTestingMerkle(t, 10)
|
|
|
|
err := mt.Add(big.NewInt(1), big.NewInt(2))
|
|
assert.Nil(t, err)
|
|
err = mt.Add(big.NewInt(33), big.NewInt(44))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "5412393676474193513566895793055462193090331607895808993925969873307089394741", mt.Root().BigInt().String()) //nolint:lll
|
|
|
|
err = mt.Delete(big.NewInt(1))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "18869260084287237667925661423624848342947598951870765316380602291081195309822", mt.Root().BigInt().String()) //nolint:lll
|
|
|
|
mt2 := newTestingMerkle(t, 140)
|
|
err = mt2.Add(big.NewInt(33), big.NewInt(44))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, mt2.Root(), mt.Root())
|
|
}
|
|
|
|
func TestDeleteNonExistingKeys(t *testing.T) {
|
|
mt := newTestingMerkle(t, 10)
|
|
|
|
err := mt.Add(big.NewInt(1), big.NewInt(2))
|
|
assert.Nil(t, err)
|
|
err = mt.Add(big.NewInt(33), big.NewInt(44))
|
|
assert.Nil(t, err)
|
|
|
|
err = mt.Delete(big.NewInt(33))
|
|
assert.Nil(t, err)
|
|
err = mt.Delete(big.NewInt(33))
|
|
assert.Equal(t, merkletree.ErrKeyNotFound, err)
|
|
|
|
err = mt.Delete(big.NewInt(1))
|
|
assert.Nil(t, err)
|
|
|
|
assert.Equal(t, "0", mt.Root().String())
|
|
|
|
err = mt.Delete(big.NewInt(33))
|
|
assert.Equal(t, merkletree.ErrKeyNotFound, err)
|
|
}
|
|
|
|
func TestDumpLeafsImportLeafs(t *testing.T) {
|
|
mt := newTestingMerkle(t, 140)
|
|
|
|
q1 := new(big.Int).Sub(constants.Q, big.NewInt(1))
|
|
for i := 0; i < 10; i++ {
|
|
// use numbers near under Q
|
|
k := new(big.Int).Sub(q1, big.NewInt(int64(i)))
|
|
v := big.NewInt(0)
|
|
err := mt.Add(k, v)
|
|
require.Nil(t, err)
|
|
|
|
// use numbers near above 0
|
|
k = big.NewInt(int64(i))
|
|
err = mt.Add(k, v)
|
|
require.Nil(t, err)
|
|
}
|
|
|
|
d, err := mt.DumpLeafs(nil)
|
|
assert.Nil(t, err)
|
|
|
|
mt2, err := merkletree.NewMerkleTree(memory.NewMemoryStorage(), 140)
|
|
require.Nil(t, err)
|
|
err = mt2.ImportDumpedLeafs(d)
|
|
assert.Nil(t, err)
|
|
|
|
assert.Equal(t, mt.Root(), mt2.Root())
|
|
}
|
|
|
|
func TestAddAndGetCircomProof(t *testing.T) {
|
|
mt := newTestingMerkle(t, 10)
|
|
assert.Equal(t, "0", mt.Root().String())
|
|
|
|
// test vectors generated using https://github.com/iden3/circomlib smt.js
|
|
cpp, err := mt.AddAndGetCircomProof(big.NewInt(1), big.NewInt(2))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "0", cpp.OldRoot.String())
|
|
assert.Equal(t, "13578938...", cpp.NewRoot.String())
|
|
assert.Equal(t, "0", cpp.OldKey.String())
|
|
assert.Equal(t, "0", cpp.OldValue.String())
|
|
assert.Equal(t, "1", cpp.NewKey.String())
|
|
assert.Equal(t, "2", cpp.NewValue.String())
|
|
assert.Equal(t, true, cpp.IsOld0)
|
|
assert.Equal(t, "[0 0 0 0 0 0 0 0 0 0 0]", fmt.Sprintf("%v", cpp.Siblings))
|
|
|
|
cpp, err = mt.AddAndGetCircomProof(big.NewInt(33), big.NewInt(44))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "13578938...", cpp.OldRoot.String())
|
|
assert.Equal(t, "54123936...", cpp.NewRoot.String())
|
|
assert.Equal(t, "1", cpp.OldKey.String())
|
|
assert.Equal(t, "2", cpp.OldValue.String())
|
|
assert.Equal(t, "33", cpp.NewKey.String())
|
|
assert.Equal(t, "44", cpp.NewValue.String())
|
|
assert.Equal(t, false, cpp.IsOld0)
|
|
assert.Equal(t, "[0 0 0 0 0 0 0 0 0 0 0]", fmt.Sprintf("%v", cpp.Siblings))
|
|
|
|
cpp, err = mt.AddAndGetCircomProof(big.NewInt(55), big.NewInt(66))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "54123936...", cpp.OldRoot.String())
|
|
assert.Equal(t, "50943640...", cpp.NewRoot.String())
|
|
assert.Equal(t, "0", cpp.OldKey.String())
|
|
assert.Equal(t, "0", cpp.OldValue.String())
|
|
assert.Equal(t, "55", cpp.NewKey.String())
|
|
assert.Equal(t, "66", cpp.NewValue.String())
|
|
assert.Equal(t, true, cpp.IsOld0)
|
|
assert.Equal(t, "[0 21312042... 0 0 0 0 0 0 0 0 0]", fmt.Sprintf("%v", cpp.Siblings))
|
|
}
|
|
|
|
func TestUpdateCircomProcessorProof(t *testing.T) {
|
|
mt := newTestingMerkle(t, 10)
|
|
|
|
for i := 0; i < 16; i++ {
|
|
k := big.NewInt(int64(i))
|
|
v := big.NewInt(int64(i * 2))
|
|
if err := mt.Add(k, v); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
_, v, _, err := mt.Get(big.NewInt(10))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, big.NewInt(20), v)
|
|
|
|
// test vectors generated using https://github.com/iden3/circomlib smt.js
|
|
cpp, err := mt.Update(big.NewInt(10), big.NewInt(1024))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, "39010880...", cpp.OldRoot.String())
|
|
assert.Equal(t, "18587862...", cpp.NewRoot.String())
|
|
assert.Equal(t, "10", cpp.OldKey.String())
|
|
assert.Equal(t, "20", cpp.OldValue.String())
|
|
assert.Equal(t, "10", cpp.NewKey.String())
|
|
assert.Equal(t, "1024", cpp.NewValue.String())
|
|
assert.Equal(t, false, cpp.IsOld0)
|
|
assert.Equal(t,
|
|
"[34930557... 20201609... 18790542... 15930030... 0 0 0 0 0 0 0]",
|
|
fmt.Sprintf("%v", cpp.Siblings))
|
|
}
|
|
|
|
func TestSmtVerifier(t *testing.T) {
|
|
mt := newTestingMerkle(t, 4)
|
|
|
|
err := mt.Add(big.NewInt(1), big.NewInt(11))
|
|
assert.Nil(t, err)
|
|
|
|
cvp, err := mt.GenerateSCVerifierProof(big.NewInt(1), nil)
|
|
assert.Nil(t, err)
|
|
jCvp, err := json.Marshal(cvp)
|
|
assert.Nil(t, err)
|
|
// expect siblings to be '[]', instead of 'null'
|
|
expected := `{"root":"6525056641794203554583616941316772618766382307684970171204065038799368146416","siblings":[],"oldKey":"0","oldValue":"0","isOld0":false,"key":"1","value":"11","fnc":0}` //nolint:lll
|
|
|
|
assert.Equal(t, expected, string(jCvp))
|
|
err = mt.Add(big.NewInt(2), big.NewInt(22))
|
|
assert.Nil(t, err)
|
|
err = mt.Add(big.NewInt(3), big.NewInt(33))
|
|
assert.Nil(t, err)
|
|
err = mt.Add(big.NewInt(4), big.NewInt(44))
|
|
assert.Nil(t, err)
|
|
|
|
cvp, err = mt.GenerateCircomVerifierProof(big.NewInt(2), nil)
|
|
assert.Nil(t, err)
|
|
|
|
jCvp, err = json.Marshal(cvp)
|
|
assert.Nil(t, err)
|
|
// Test vectors generated using https://github.com/iden3/circomlib smt.js
|
|
// Expect siblings with the extra 0 that the circom circuits need
|
|
expected = `{"root":"13558168455220559042747853958949063046226645447188878859760119761585093422436","siblings":["11620130507635441932056895853942898236773847390796721536119314875877874016518","5158240518874928563648144881543092238925265313977134167935552944620041388700","0","0","0"],"oldKey":"0","oldValue":"0","isOld0":false,"key":"2","value":"22","fnc":0}` //nolint:lll
|
|
assert.Equal(t, expected, string(jCvp))
|
|
|
|
cvp, err = mt.GenerateSCVerifierProof(big.NewInt(2), nil)
|
|
assert.Nil(t, err)
|
|
|
|
jCvp, err = json.Marshal(cvp)
|
|
assert.Nil(t, err)
|
|
// Test vectors generated using https://github.com/iden3/circomlib smt.js
|
|
// Without the extra 0 that the circom circuits need, but that are not
|
|
// needed at a smart contract verification
|
|
expected = `{"root":"13558168455220559042747853958949063046226645447188878859760119761585093422436","siblings":["11620130507635441932056895853942898236773847390796721536119314875877874016518","5158240518874928563648144881543092238925265313977134167935552944620041388700"],"oldKey":"0","oldValue":"0","isOld0":false,"key":"2","value":"22","fnc":0}` //nolint:lll
|
|
assert.Equal(t, expected, string(jCvp))
|
|
}
|
|
|
|
func TestTypesMarshalers(t *testing.T) {
|
|
// test Hash marshalers
|
|
h, err := merkletree.NewHashFromString("42")
|
|
assert.Nil(t, err)
|
|
s, err := json.Marshal(h)
|
|
assert.Nil(t, err)
|
|
var h2 *merkletree.Hash
|
|
err = json.Unmarshal(s, &h2)
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, h, h2)
|
|
|
|
// create CircomProcessorProof
|
|
mt := newTestingMerkle(t, 10)
|
|
for i := 0; i < 16; i++ {
|
|
k := big.NewInt(int64(i))
|
|
v := big.NewInt(int64(i * 2))
|
|
if err := mt.Add(k, v); err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
}
|
|
_, v, _, err := mt.Get(big.NewInt(10))
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, big.NewInt(20), v)
|
|
cpp, err := mt.Update(big.NewInt(10), big.NewInt(1024))
|
|
assert.Nil(t, err)
|
|
|
|
// test CircomProcessorProof marshalers
|
|
b, err := json.Marshal(&cpp)
|
|
assert.Nil(t, err)
|
|
|
|
var cpp2 *merkletree.CircomProcessorProof
|
|
err = json.Unmarshal(b, &cpp2)
|
|
assert.Nil(t, err)
|
|
assert.Equal(t, cpp, cpp2)
|
|
}
|