Merge pull request #258 from Permissionless-Software-Foundation/ct-unstable

feat(tx history): Updating to reflect changes in bch-api

README.md

@@ -107,11 +107,15 @@ This open source software is developed and maintained by the [Permissionless Sof
 </div>
 
 
-## IPFS Releases
+## IPFS & Radicle Releases
 
 Copies of this repository are also published on [IPFS](https://ipfs.io).
 
-- v4.5.4: QmWv3pxJy3MH8vU5nLUVyzqFxfNKXLQQEnz1rgStNuQijd
+- v6.2.10: `bafybeifsioj3ba77u2763nsyuzq53gtbdxsnqpoipvdl4immj6ytznjaoy`
+- (with dependencies, node v14.18.2 and npm v8.8.0): `bafybeihfendd4oj6uxvvecm7sluobwwhpb5wdcxhvhmx56e667nxdncd4a`
+
+They are also posted to the Radicle:
+- v6.2.10: `rad:git:hnrkkroqnbfwj6uxpfjuhspoxnfm4i8e6oqwy`
 
 ## License
 

package.json

@@ -12,14 +12,14 @@
     "test": "nyc mocha --trace-warnings --unhandled-rejections=strict --timeout 30000 test/unit/",
     "test:integration": "npm run test:integration:bchn",
     "test:integration:nft": "export RESTURL=https://bchn.fullstack.cash/v5/ && export IS_USING_FREE_TIER=true && mocha --timeout 30000 -g '#nft1' test/integration/chains/bchn/slp.js",
-    "test:integration:abc": "export RESTURL=https://abc.fullstack.cash/v5/ && export IS_USING_FREE_TIER=true && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/abc/",
+    "test:integration:abc": "export RESTURL=https://abc.fullstack.cash/v5/ && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/abc/",
     "test:integration:bchn": "export RESTURL=https://bchn.fullstack.cash/v5/ && export IS_USING_FREE_TIER=true && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/bchn/",
     "test:integration:bchn:slpdb": "export TESTSLP=1 && export RESTURL=https://bchn.fullstack.cash/v5/ && export IS_USING_FREE_TIER=true && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/bchn/",
     "test:integration:local:abc": "export RESTURL=http://localhost:3000/v5/ && mocha --timeout 30000 test/integration && mocha --timeout 30000 test/integration/chains/abc/",
     "test:integration:local:bchn": "export RESTURL=http://localhost:3000/v5/ && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/bchn/",
     "test:integration:local:testnet": "RESTURL=http://localhost:4000/v5/ mocha --timeout 30000 test/integration/chains/testnet",
     "test:integration:decatur:bchn": "export RESTURL=http://192.168.2.129:3000/v5/ && mocha --timeout 30000 test/integration/ && mocha --timeout 30000 test/integration/chains/bchn/",
-    "test:integration:decatur:abc": "export RESTURL=http://192.168.2.141:3000/v5/ && mocha --timeout 30000 test/integration && mocha --timeout 30000 test/integration/chains/abc/",
+    "test:integration:decatur:abc": "export RESTURL=http://192.168.2.142:3000/v5/ && mocha --timeout 30000 test/integration && mocha --timeout 30000 test/integration/chains/abc/",
     "test:integration:temp:bchn": "export RESTURL=http://157.90.174.219:3000/v5/ && mocha --timeout 30000 test/integration/",
     "test:temp": "export RESTURL=http://localhost:3000/v5/ && mocha --timeout 30000 -g '#Encryption' test/integration/",
     "test:temp2": "mocha --timeout=30000 -g '#TransactionLib' test/unit/",
@@ -40,7 +40,7 @@
     "@chris.troutner/bip32-utils": "1.0.5",
     "@psf/bip21": "2.0.1",
     "@psf/bitcoincash-ops": "2.0.0",
-    "@psf/bitcoincashjs-lib": "4.0.2",
+    "@psf/bitcoincashjs-lib": "4.0.3",
     "@psf/coininfo": "4.0.0",
     "axios": "0.26.1",
     "bc-bip68": "1.0.5",

src/address.js

@@ -133,7 +133,7 @@ class Address {
    * @api Address.toEcashAddress() toEcashAddress()
    * @apiName toEcashAddress
    * @apiGroup Address
-   * @apiDescription Convert legacy to cashAddress format
+   * @apiDescription Convert legacy to eCash (XEC) format
    *
    * @apiExample Example usage:
    * // mainnet
@@ -158,6 +158,35 @@ class Address {
     return ecashAddress.split(':')[1]
   }
 
+  /**
+   * @api Address.toEtokenAddress() toEtokenAddress()
+   * @apiName toEtokenAddress
+   * @apiGroup Address
+   * @apiDescription Convert legacy to eToken (XEC) format
+   *
+   * @apiExample Example usage:
+   * // mainnet
+   * bchjs.Address.toEtokenAddress('bitcoincash:qq50d800hgunr8u4trz3uuppspk3mds0dy9978plt2')
+   * // etoken:qq50d800hgunr8u4trz3uuppspk3mds0dyug2v69da
+   *
+   * // mainnet no prefix
+   * bchjs.Address.toEtokenAddress('bitcoincash:qq50d800hgunr8u4trz3uuppspk3mds0dy9978plt2', false)
+   * // qq50d800hgunr8u4trz3uuppspk3mds0dyug2v69da
+   *
+   */
+  toEtokenAddress (address, prefix = true) {
+    const decoded = this._decode(address)
+
+    const etokenAddress = cashaddr.encode(
+      'etoken',
+      decoded.type,
+      decoded.hash
+    )
+
+    if (prefix) return etokenAddress
+    return etokenAddress.split(':')[1]
+  }
+
   /**
    * @api Address.ecashtoCashAddress() ecashtoCashAddress()
    * @apiName ecashtoCashAddress

src/electrumx.js

@@ -7,6 +7,7 @@ const axios = require('axios')
 
 // Local libraries.
 const Blockchain = require('./blockchain')
+// const Address = require('./address')
 
 // let _this
 
@@ -32,7 +33,9 @@ class ElectrumX {
       }
     }
 
+    // Encapsulate dependencies
     this.blockchain = new Blockchain(config)
+    // this.address = new Address(config)
 
     // _this = this
   }
@@ -104,6 +107,8 @@ class ElectrumX {
    */
   async utxo (address) {
     try {
+      // console.log(`electrumx.js/utxo() restURL: ${this.restURL}`)
+
       // Handle single address.
       if (typeof address === 'string') {
         const response = await axios.get(
@@ -284,12 +289,12 @@ class ElectrumX {
    *   }
    *
    */
-  async transactions (address, usrObj = null) {
+  async transactions (address, usrObj = null, allTxs = false) {
     try {
       // Handle single address.
       if (typeof address === 'string') {
         const response = await axios.get(
-          `${this.restURL}electrumx/transactions/${address}`,
+          `${this.restURL}electrumx/transactions/${address}/${allTxs}`,
           this.axiosOptions
         )
         return response.data
@@ -300,7 +305,8 @@ class ElectrumX {
           `${this.restURL}electrumx/transactions`,
           {
             addresses: address,
-            usrObj // pass user data when making an internal call.
+            usrObj, // pass user data when making an internal call.
+            allTxs
           },
           this.axiosOptions
         )
@@ -310,6 +316,7 @@ class ElectrumX {
 
       throw new Error('Input address must be a string or array of strings.')
     } catch (error) {
+      // console.log('Error in transactions(): ', error)
       if (error.response && error.response.data) throw error.response.data
       else throw error
     }

src/encryption.js

@@ -32,6 +32,28 @@ class Encryption {
     _this = this
   }
 
+  /**
+   * @api encryption.getPubKey() getPubKey()
+   * @apiName Encryption getPubKey()
+   * @apiGroup Encryption
+   * @apiDescription Get the public key for an address
+   * Given an address, the command will search the blockchain for a public
+   * key associated with that address. The address needs to have made at least
+   * one spend transaction, in order for its public key to be retrievable.
+   *
+   * @apiExample Example usage:
+   *(async () => {
+   *  try {
+   *    const addr = 'bitcoincash:qqlrzp23w08434twmvr4fxw672whkjy0py26r63g3d'
+   *    const pubkey = await bchjs.encryption.getPubKey(addr);
+   *    console.log(pubkey);
+   *  } catch(err) {
+   *   console.error(err)
+   *  }
+   *})()
+   *
+   */
+
   // Search the blockchain for a public key associated with a BCH address.
   async getPubKey (addr) {
     try {

src/price.js

@@ -30,19 +30,19 @@ class Price {
   }
 
   // This endpoint is deprecated. Documentation removed.
-  async current (currency = 'usd') {
-    try {
-      const response = await this.axios.get(
-        `https://index-api.bitcoin.com/api/v0/cash/price/${currency.toLowerCase()}`
-      )
-      // console.log(`response.data: ${JSON.stringify(response.data, null, 2)}`)
-
-      return response.data.price
-    } catch (err) {
-      if (err.response && err.response.data) throw err.response.data
-      else throw err
-    }
-  }
+  // async current (currency = 'usd') {
+  //   try {
+  //     const response = await this.axios.get(
+  //       `https://index-api.bitcoin.com/api/v0/cash/price/${currency.toLowerCase()}`
+  //     )
+  //     // console.log(`response.data: ${JSON.stringify(response.data, null, 2)}`)
+  //
+  //     return response.data.price
+  //   } catch (err) {
+  //     if (err.response && err.response.data) throw err.response.data
+  //     else throw err
+  //   }
+  // }
 
   /**
    * @api price.getUsd() getUsd()

src/psf-slp-indexer.js

@@ -41,7 +41,7 @@ class PsfSlpIndexer {
     this.rawTransaction = new RawTransaction(config)
     this.slpUtils = new SlpUtils(config)
 
-  // _this = this
+    // _this = this
   }
 
   /**
@@ -194,6 +194,7 @@ class PsfSlpIndexer {
    *   }
    * }
    *
+   *
    */
 
   async tokenStats (tokenId, withTxHistory = false) {
@@ -374,6 +375,168 @@ class PsfSlpIndexer {
       return false
     }
   }
+
+  /**
+   * @api PsfSlpIndexer.getTokenData()  getTokenData()
+   * @apiName Token Data
+   * @apiGroup PSF SLP
+   * @apiDescription Get mutable and immutable data if the token contains them.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   *   try {
+   *     let tokenData = await bchjs.PsfSlpIndexer.getTokenData('a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2')
+   *     console.log(tokenData)
+   *   } catch(error) {
+   *    console.error(error)
+   *   }
+   * })()
+   *
+   * {
+   *   genesisData: {
+   *     type: 1,
+   *     ticker: 'TROUT',
+   *     name: "Trout's test token",
+   *     tokenId: 'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2',
+   *     documentUri: 'troutsblog.com',
+   *     documentHash: '',
+   *     decimals: 2,
+   *     mintBatonIsActive: true,
+   *     tokensInCirculationBN: '100098953386',
+   *     tokensInCirculationStr: '100098953386',
+   *     blockCreated: 622414,
+   *     totalBurned: '1046614',
+   *     totalMinted: '100100000000'
+   *     ]
+   *   },
+   *  immutableData :{
+   *     issuer:"FullStack.cash.",
+   *     website:"https://fullstack.cash/",
+   *     dateCreated:"2022-01-11"
+   *   },
+   *  mutableData :{
+   *    "tokenIcon":"https://gateway.ipfs.io/ipfs/bafybeiehitanirn5gmhqjg44xrmdtomn4n5lu5yjoepsvgpswk5mggaw6i/LP_logo-1.png",
+   *    "about":"Mutable data managed with npm package: https://www.npmjs.com/package/slp-mutable-data"
+   *   }
+   * }
+   *
+   */
+  async getTokenData (tokenId, withTxHistory = false) {
+    try {
+      const url = `${this.restURL}psf/slp/token/data`
+      // console.log(`url: ${url}`)
+
+      // Handle single address.
+      if (typeof tokenId === 'string') {
+        const response = await axios.post(
+          // 'https://bchn.fullstack.cash/v5/psf/slp/token/data/',
+          url,
+          { tokenId, withTxHistory },
+          this.axiosOptions
+        )
+        return response.data
+      }
+      throw new Error('Input tokenId must be a string.')
+    } catch (error) {
+      if (error.response && error.response.data) throw error.response.data
+      else throw error
+    }
+  }
+
+  /**
+   * @api PsfSlpIndexer.getTokenData2()  getTokenData2()
+   * @apiName Token Data
+   * @apiGroup PSF SLP
+   * @apiDescription Get token icon and other media associated with a token.
+   *
+   * Get the icon for a token, given it's token ID.
+   * This function expects a string input of a token ID property.
+   * This function returns an object with a tokenIcon property that contains
+   * the URL to the icon.
+   *
+   * The output object always have these properties:
+   * - tokenIcon: A url to the token icon, if it exists.
+   * - tokenStats: Data about the token from psf-slp-indexer.
+   * - optimizedTokenIcon: An alternative, potentially more optimal, url to the token icon, if it exists.
+   * - iconRepoCompatible: true if the token icon is available via token.bch.sx
+   * - ps002Compatible: true if the token icon is compatible with PS007 specification.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   *   try {
+   *     let tokenData = await bchjs.PsfSlpIndexer.getTokenData2('a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2')
+   *     console.log(tokenData)
+   *   } catch(error) {
+   *    console.error(error)
+   *   }
+   * })()
+   *
+   * {
+   *   tokenStats: {
+   *     type: 1,
+   *     ticker: 'CTAIA006',
+   *     name: 'CTAIA006 - AI Art by Chris Troutner',
+   *     tokenId: '0e4543f820699294ab57e02ee2b1815a8bbc7b17a4333e4a138034e4b2324a61',
+   *     documentUri: 'ipfs://bafybeia5yuq7rg6jmwquako7t277cwrobcunz7cumqrv4wn6bgfvthemku',
+   *     documentHash: '78a00e9db312b8fff4e5c37cf592be83e6bab7f3bd5a54c9545bad5d4f3ee0f5',
+   *     decimals: 0,
+   *     mintBatonIsActive: false,
+   *     tokensInCirculationBN: '1',
+   *     tokensInCirculationStr: '1',
+   *     blockCreated: 757507,
+   *     totalBurned: '0',
+   *     totalMinted: '1'
+   *   },
+   *   mutableData: {
+   *     tokenIcon: 'https://bafybeihiv5jvlhoymmbous3h2akotogj6b7hruhjcj3zq7dsfteimuuttm.ipfs.w3s.link/whale-night-sky-01.png',
+   *     fullSizedUrl: '',
+   *     about: 'This NFT was created using the PSF Token Studio at https://nft-creator.fullstack.cash',
+   *     userData: ''
+   *   },
+   *   immutableData: {
+   *     issuer: 'http://psfoundation.cash',
+   *     website: 'https://nft-creator.fullstack.cash',
+   *     dateCreated: '9/12/2022, 5:17:38 PM',
+   *     userData: '{\n' +
+   *       '  "title": "CTAIA006 - AI Art by Chris Troutner",\n' +
+   *       '  "about": "AI generated art. Generated from DALL-E at https://labs.openai.com",\n' +
+   *       '  "prompt": "whale swimming through a sky full of stars",\n' +
+   *       '  "algorithm": "DALL-E (stable diffusion)",\n' +
+   *       '  "set": "1-of-2"\n' +
+   *       '}'
+   *   },
+   *   tokenIcon: 'https://bafybeihiv5jvlhoymmbous3h2akotogj6b7hruhjcj3zq7dsfteimuuttm.ipfs.w3s.link/whale-night-sky-01.png',
+   *   fullSizedUrl: '',
+   *   optimizedTokenIcon: 'https://p2wdb-gateway-678.fullstack.cash/ipfs/bafybeihiv5jvlhoymmbous3h2akotogj6b7hruhjcj3zq7dsfteimuuttm/whale-night-sky-01.png',
+   *   optimizedFullSizedUrl: '',
+   *   iconRepoCompatible: false,
+   *   ps002Compatible: true
+   * }
+   *
+   */
+  async getTokenData2 (tokenId, updateCache = false) {
+    try {
+      const url = `${this.restURL}psf/slp/token/data2`
+      // console.log(`url: ${url}`)
+
+      // Handle single address.
+      if (typeof tokenId === 'string') {
+        const response = await axios.post(
+          // 'https://bchn.fullstack.cash/v5/psf/slp/token/data/',
+          url,
+          { tokenId, updateCache },
+          this.axiosOptions
+        )
+        return response.data
+      }
+
+      throw new Error('Input tokenId must be a string.')
+    } catch (error) {
+      // console.log('error: ', error)
+      if (error.response && error.response.data) throw error.response.data
+      else throw error
+    }
+  }
 }
 
 module.exports = PsfSlpIndexer

src/slp/nft1.js

@@ -147,7 +147,7 @@ class Nft1 {
     // Loop through the tokenUtxos array and find the minting baton.
     let mintBatonUtxo
     for (let i = 0; i < tokenUtxos.length; i++) {
-      if (tokenUtxos[i].utxoType === 'minting-baton') {
+      if (tokenUtxos[i].utxoType === 'minting-baton' || tokenUtxos[i].type === 'baton') {
         mintBatonUtxo = tokenUtxos[i]
       }
     }

src/utxo.js

@@ -10,6 +10,7 @@ const Electrumx = require('./electrumx')
 const Slp = require('./slp/slp')
 const PsfSlpIndexer = require('./psf-slp-indexer')
 const BigNumber = require('bignumber.js')
+const Blockchain = require('./blockchain')
 
 class UTXO {
   constructor (config = {}) {
@@ -18,6 +19,7 @@ class UTXO {
     this.slp = new Slp(config)
     this.psfSlpIndexer = new PsfSlpIndexer(config)
     this.BigNumber = BigNumber
+    this.blockchain = new Blockchain(config)
   }
 
   /**
@@ -80,7 +82,10 @@ class UTXO {
       }
 
       // Ensure the address is a BCH address.
-      const addr = this.slp.Address.toCashAddress(address)
+      let addr = address
+      if (!addr.includes('ecash')) {
+        addr = this.slp.Address.toCashAddress(address)
+      }
 
       // Get the UTXOs associated with the address.
       const utxoData = await this.electrumx.utxo(addr)
@@ -104,6 +109,11 @@ class UTXO {
         }
       }
 
+      // Get the sync status of the SLP indexer
+      const syncStatus = await this.psfSlpIndexer.status()
+      const slpIndexerHeight = syncStatus.status.syncedBlockHeight
+      const chainBlockHeight = syncStatus.status.chainBlockHeight
+
       // Loop through the Fulcrum UTXOs.
       for (let i = 0; i < utxos.length; i++) {
         const thisUtxo = utxos[i]
@@ -125,6 +135,7 @@ class UTXO {
             thisUtxo.qty = thisSlpUtxo.qty
             thisUtxo.tokenId = thisSlpUtxo.tokenId
             thisUtxo.address = thisSlpUtxo.address
+            thisUtxo.tokenType = thisSlpUtxo.tokenType
 
             break
           }
@@ -146,24 +157,51 @@ class UTXO {
             thisUtxo.isSlp = false
           }
           // console.log(`thisUtxo.isSlp: ${thisUtxo.isSlp}`)
+
+          // If the SLP indexer more than 1 block behind the full node, then
+          // move any BCH UTXOs of 600 sats or less into the null array. This
+          // protects token UTXOs from being burned accidentally.
+          if (slpIndexerHeight < chainBlockHeight - 1) {
+            if (thisUtxo.value < 601) {
+              thisUtxo.isSlp = null
+            }
+          }
         }
       }
 
       // Get token UTXOs
       let type1TokenUtxos = utxos.filter(
-        x => x.isSlp === true && x.type === 'token'
+        x => x.isSlp === true && x.type === 'token' && x.tokenType === 1
       )
 
       // Hydrate the UTXOs with additional token data.
       type1TokenUtxos = await this.hydrateTokenData(type1TokenUtxos)
 
-      // Collect and hydrate any baton UTXOs
+      // Collect and hydrate any type1 baton UTXOs
       const bchUtxos = utxos.filter(x => x.isSlp === false)
       let type1BatonUtxos = utxos.filter(
-        x => x.isSlp === true && x.type === 'baton'
+        x => x.isSlp === true && x.type === 'baton' && x.tokenType === 1
       )
       type1BatonUtxos = await this.hydrateTokenData(type1BatonUtxos)
 
+      // Collect and hydrate NFT Group tokens
+      let nftGroupTokenUtxos = utxos.filter(
+        x => x.isSlp === true && x.type === 'token' && x.tokenType === 129
+      )
+      nftGroupTokenUtxos = await this.hydrateTokenData(nftGroupTokenUtxos)
+
+      // Collect and hydrate any Group baton UTXOs
+      let groupBatonUtxos = utxos.filter(
+        x => x.isSlp === true && x.type === 'baton' && x.tokenType === 129
+      )
+      groupBatonUtxos = await this.hydrateTokenData(groupBatonUtxos)
+
+      // Collect and hydrate NFT child tokens
+      let nftChildTokenUtxos = utxos.filter(
+        x => x.isSlp === true && x.type === 'token' && x.tokenType === 65
+      )
+      nftChildTokenUtxos = await this.hydrateTokenData(nftChildTokenUtxos)
+
       // Isolate any UTXOs that are marked null by the SLP indexer.
       const nullUtxos = utxos.filter(x => x.isSlp === null)
 
@@ -175,7 +213,13 @@ class UTXO {
             tokens: type1TokenUtxos,
             mintBatons: type1BatonUtxos
           },
-          nft: {} // Allocated for future support of NFT spec.
+          group: {
+            tokens: nftGroupTokenUtxos,
+            mintBatons: groupBatonUtxos
+          },
+          nft: {
+            tokens: nftChildTokenUtxos
+          }
         },
         nullUtxos
       }
@@ -229,14 +273,16 @@ class UTXO {
         thisUtxo.documentHash = genData[0].tokenData.documentHash
         thisUtxo.decimals = genData[0].tokenData.decimals
 
-        // Calculate the real token quantity
-        const qty = new BigNumber(thisUtxo.qty).dividedBy(
-          10 ** parseInt(thisUtxo.decimals)
-        )
-        thisUtxo.qtyStr = qty.toString()
+        if (thisUtxo.type !== 'baton') {
+          // Calculate the real token quantity
+          const qty = new BigNumber(thisUtxo.qty).dividedBy(
+            10 ** parseInt(thisUtxo.decimals)
+          )
+          thisUtxo.qtyStr = qty.toString()
 
-        // tokenQty is property expected by SLP.tokentype1.js library
-        thisUtxo.tokenQty = thisUtxo.qtyStr
+          // tokenQty is property expected by SLP.tokentype1.js library
+          thisUtxo.tokenQty = thisUtxo.qtyStr
+        }
       }
 
       return utxoAry
@@ -309,6 +355,57 @@ class UTXO {
 
     return utxos[largestIndex]
   }
+
+  /**
+   * @api Utxo.isValid() isValid()
+   * @apiName isValid
+   * @apiGroup UTXO
+   * @apiDescription Validate that UTXO exists and is still spendable.
+   *
+   * Given a UTXO, this method will return true if the UTXO is still in the
+   * mempool and still valid for spending. It will return false if the UTXO
+   * has been spent.
+   *
+   * @apiExample Example usage:
+   * (async () => {
+   *   try {
+   *     const utxos = await bchjs.Utxo.get('bitcoincash:qq54fgjn3hz0357n8a6guy4demw9xfkjk5jcj0xr0z');
+   *     const isValid = bchjs.Utxo.isValid(utxos.bchUtxos[0])
+   *     console.log(isValid);
+   *   } catch(error) {
+   *    console.error(error)
+   *   }
+   * })()
+   *
+   * // returns
+   *  true
+   */
+  async isValid (utxo) {
+    try {
+      // console.log('utxo: ', utxo)
+
+      // Convert different properties from different indexers
+      const txid = utxo.txid || utxo.tx_hash
+      const vout = utxo.vout | utxo.tx_pos
+
+      // Query the full node
+      const txOut = await this.blockchain.getTxOut(txid, vout, true)
+      // console.log('txOut: ', txOut)
+
+      // Simplify results to either true or false.
+      let isValid = null
+      if (txOut === null) {
+        isValid = false
+      } else {
+        isValid = true
+      }
+
+      return isValid
+    } catch (err) {
+      console.log('Error in Utxo.isValid()')
+      throw err
+    }
+  }
 }
 
 module.exports = UTXO

test/e2e/utxo/unsynced-indexer.js

@@ -0,0 +1,27 @@
+/*
+  This test is used to interrogate the behavior of bch-js when a psf-slp-indexer
+  panicks and starts indexing from SLP genesis. In this corner-case, bch-js
+  should detect the indexer is out of sync, and protect any token UTXOs by
+  moving any UTXO under 600 sats into the null array.
+
+  TO RUN THIS TEST:
+  - Reset a local instance of psf-slp-indexer to sync from genesis.
+  - Start a local copy of bch-api
+*/
+
+const BCHJS = require('../../../src/bch-js.js')
+const bchjs = new BCHJS({
+  restURL: 'http://localhost:3000/v5/'
+})
+
+async function startTest () {
+  try {
+    const addr = 'bitcoincash:qzkvas58zag9tjry693mflkjze2m20ps7vx7uw7z9d'
+
+    const result = await bchjs.Utxo.get(addr)
+    console.log(`result: ${JSON.stringify(result, null, 2)}`)
+  } catch (err) {
+    console.error('Error in startTest(): ', err)
+  }
+}
+startTest()

test/integration/blockchain.js

@@ -318,7 +318,9 @@ describe('#blockchain', () => {
     it('should get info about the blockchain', async () => {
       const result = await bchjs.Blockchain.getBlockchainInfo()
 
-      console.log(`blockchain info: ${JSON.stringify(result, null, 2)}`)
+      // console.log(`blockchain info: ${JSON.stringify(result, null, 2)}`)
+
+      assert.property(result, 'blocks')
     })
   })
 })

test/integration/chains/abc/psf-slp-indexer-integration.js

@@ -0,0 +1,38 @@
+/*
+  Integration tests for the psf-slp-indexer.js library, specific to the eCash
+  blockchain.
+*/
+
+// Global npm libraries
+const assert = require('chai').assert
+
+// Local libraries
+const BCHJS = require('../../../../src/bch-js')
+let bchjs
+
+describe('#psf-slp-indexer', () => {
+  beforeEach(async () => {
+    // Introduce a delay so that the BVT doesn't trip the rate limits.
+    if (process.env.IS_USING_FREE_TIER) await sleep(3000)
+
+    bchjs = new BCHJS()
+  })
+
+  describe('#balance', () => {
+    it('should get token balance for an ecash address', async () => {
+      const addr = 'ecash:qr5c4hfy52zn87484cucvzle5pljz0gtr5vhtw9z09'
+
+      const result = await bchjs.PsfSlpIndexer.balance(addr)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.property(result.balance, 'utxos')
+      assert.property(result.balance, 'txs')
+      assert.property(result.balance, 'balances')
+    })
+  })
+})
+
+// Promise-based sleep function
+function sleep (ms) {
+  return new Promise(resolve => setTimeout(resolve, ms))
+}

test/integration/chains/abc/utxo-integration.js

@@ -2,10 +2,10 @@
   Integration tests for the utxo.js library.
 */
 
-// const assert = require('chai').assert
+const assert = require('chai').assert
 
-// const BCHJS = require('../../../../src/bch-js')
-// const bchjs = new BCHJS()
+const BCHJS = require('../../../../src/bch-js')
+const bchjs = new BCHJS()
 
 describe('#UTXO', () => {
   beforeEach(async () => {
@@ -14,25 +14,23 @@ describe('#UTXO', () => {
     if (process.env.IS_USING_FREE_TIER) await sleep(1500)
   })
 
-  /*
   describe('#get', () => {
     it('should get hydrated and filtered UTXOs for an address', async () => {
-      // const addr = 'bitcoincash:qqh793x9au6ehvh7r2zflzguanlme760wuzehgzjh9'
-      const addr = 'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9'
+      const addr = 'ecash:qr5c4hfy52zn87484cucvzle5pljz0gtr5vhtw9z09'
+      // const addr = 'simpleledger:qzv3zz2trz0xgp6a96lu4m6vp2nkwag0kvyucjzqt9'
 
       const result = await bchjs.Utxo.get(addr)
       // console.log(`result: ${JSON.stringify(result, null, 2)}`)
 
-      assert.isArray(result)
-      assert.property(result[0], 'address')
-      assert.property(result[0], 'bchUtxos')
-      assert.property(result[0], 'nullUtxos')
-      assert.property(result[0], 'slpUtxos')
-      assert.isArray(result[0].bchUtxos)
-      assert.isArray(result[0].nullUtxos)
+      // assert.isArray(result)
+      assert.property(result, 'address')
+      assert.property(result, 'bchUtxos')
+      assert.property(result, 'nullUtxos')
+      assert.property(result, 'slpUtxos')
+      assert.isArray(result.bchUtxos)
+      assert.isArray(result.nullUtxos)
     })
   })
-  */
 })
 
 function sleep (ms) {

test/integration/chains/bchn/psf-slp-indexer.integration.js

@@ -1,9 +1,12 @@
 /*
-  Integration tests for the psf-slp-indexer.js library
+  Integration tests for the psf-slp-indexer.js library, specific to the BCH
+  blockchain.
 */
 
+// Global npm libraries
 const assert = require('chai').assert
 
+// Local libraries
 const BCHJS = require('../../../../src/bch-js')
 let bchjs
 
@@ -124,6 +127,57 @@ describe('#psf-slp-indexer', () => {
       }
     })
   })
+
+  describe('#getTokenData', () => {
+    it('should get token data', async () => {
+      const tokenId =
+        'd9aafa7acb514c597caf440ae268b5e4e955f2687e05f044cdf8fd9550d9a27b'
+
+      // bchjs.PsfSlpIndexer.restURL = 'http://localhost:3000/v5/'
+      const result = await bchjs.PsfSlpIndexer.getTokenData(tokenId)
+      // console.log('result: ', result)
+
+      assert.property(result, 'genesisData')
+      assert.property(result, 'immutableData')
+      assert.property(result, 'mutableData')
+
+      assert.isObject(result.genesisData)
+      assert.isString(result.immutableData)
+      assert.isString(result.mutableData)
+    })
+
+    it('should get token data with a transaction history', async () => {
+      const tokenId = '43eddfb11c9941edffb8c8815574bb0a43969a7b1de39ad14cd043eaa24fd38d'
+
+      const result = await bchjs.PsfSlpIndexer.getTokenData(tokenId, true)
+      // console.log('result: ', result)
+
+      assert.isArray(result.genesisData.txs)
+    })
+  })
+
+  // This test is commented out because it can not succeed in the BVT without
+  // tripping rate limits.
+  // describe('#getTokenData2', () => {
+  //   it('should get token data', async () => {
+  //     const tokenId =
+  //       'd9aafa7acb514c597caf440ae268b5e4e955f2687e05f044cdf8fd9550d9a27b'
+  //
+  //     // bchjs.PsfSlpIndexer.restURL = 'http://localhost:3000/v5/'
+  //     const result = await bchjs.PsfSlpIndexer.getTokenData2(tokenId)
+  //     // console.log('result: ', result)
+  //
+  //     assert.property(result, 'tokenStats')
+  //     assert.property(result, 'mutableData')
+  //     assert.property(result, 'immutableData')
+  //     assert.property(result, 'tokenIcon')
+  //     assert.property(result, 'fullSizedUrl')
+  //     assert.property(result, 'optimizedTokenIcon')
+  //     assert.property(result, 'optimizedFullSizedUrl')
+  //     assert.property(result, 'iconRepoCompatible')
+  //     assert.property(result, 'ps002Compatible')
+  //   })
+  // })
 })
 
 // Promise-based sleep function

test/integration/chains/bchn/utxo-integration.js

@@ -83,10 +83,8 @@ describe('#UTXO', () => {
       assert.equal(result.slpUtxos.type1.mintBatons.length, 0)
     })
 
-    // TODO: NFTs are currently not identified as different than normal BCH UTXOs.
-    // The psf-slp-indexer needs to be updated to fix this issue.
-    it('should handle minting batons', async () => {
-      const addr = 'simpleledger:qrm0c67wwqh0w7wjxua2gdt2xggnm90xwsr5k22euj'
+    it('should handle Type1 minting batons', async () => {
+      const addr = 'simpleledger:qrp4mlmsrtwlvjn4seuchvtmus06tuqmpv4awvv7m7'
 
       const result = await bchjs.Utxo.get(addr)
       // console.log(`result: ${JSON.stringify(result, null, 2)}`)
@@ -105,13 +103,82 @@ describe('#UTXO', () => {
       assert.equal(result.slpUtxos.type1.tokens.length, 0)
     })
 
-    it('should handle Group NFTs', async () => {
-      const addr = 'bitcoincash:qrnghwrfgccf3s5e9wnglzxegcnhje9rkcwv2eka33'
+    it('should filter Group tokens and mint batons', async () => {
+      const addr = 'bitcoincash:qrp4mlmsrtwlvjn4seuchvtmus06tuqmpvex9he79q'
 
       const result = await bchjs.Utxo.get(addr)
       // console.log(`result: ${JSON.stringify(result, null, 2)}`)
 
-      assert.equal(result.nullUtxos.length, 0)
+      assert.isAbove(result.slpUtxos.group.tokens.length, 0)
+      assert.isAbove(result.slpUtxos.group.mintBatons.length, 0)
+    })
+
+    it('should filter NFTs', async () => {
+      const addr = 'bitcoincash:qrp4mlmsrtwlvjn4seuchvtmus06tuqmpvex9he79q'
+
+      const result = await bchjs.Utxo.get(addr)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+
+      assert.isAbove(result.slpUtxos.nft.tokens.length, 0)
+    })
+  })
+
+  describe('#isValid', () => {
+    it('should return true for valid UTXO with fullnode properties', async () => {
+      const utxo = {
+        txid: '260d4fb4006a330660c805327c840d569d7547b7e3e9659fb423b3a041c2e254',
+        vout: 0
+      }
+
+      const result = await bchjs.Utxo.isValid(utxo)
+      // console.log('result: ', result)
+
+      assert.equal(result, true)
+    })
+
+    it('should return true for valid UTXO with fulcrum properties', async () => {
+      const utxo = {
+        tx_hash: '260d4fb4006a330660c805327c840d569d7547b7e3e9659fb423b3a041c2e254',
+        tx_pos: 0
+      }
+
+      const result = await bchjs.Utxo.isValid(utxo)
+      // console.log('result: ', result)
+
+      assert.equal(result, true)
+    })
+
+    it('should return true for valid UTXO with fullnode properties', async () => {
+      const utxo = {
+        txid: '17754221b29f189532d4fc2ae89fb467ad2dede30fdec4854eb2129b3ba90d7a',
+        vout: 0
+      }
+
+      const result = await bchjs.Utxo.isValid(utxo)
+      // console.log('result: ', result)
+
+      assert.equal(result, false)
+    })
+
+    it('should return true for valid UTXO with fulcrum properties', async () => {
+      const utxo = {
+        tx_hash: '17754221b29f189532d4fc2ae89fb467ad2dede30fdec4854eb2129b3ba90d7a',
+        tx_pos: 0
+      }
+
+      const result = await bchjs.Utxo.isValid(utxo)
+      // console.log('result: ', result
+
+      assert.equal(result, false)
+    })
+
+    it('should process output of Utxo.get()', async () => {
+      const utxo = await bchjs.Utxo.get('bitcoincash:qqgahqa5zkknmhmvsc98jndpwn3r77gqgc02x03jce')
+      // console.log(`utxo: ${JSON.stringify(utxo, null, 2)}`)
+
+      const result = await bchjs.Utxo.isValid(utxo.bchUtxos[0])
+
+      assert.equal(result, true)
     })
   })
 })

test/integration/control.js

@@ -15,7 +15,7 @@ describe('#control', () => {
   describe('#getNetworkInfo', () => {
     it('should get info on the full node', async () => {
       const result = await bchjs.Control.getNetworkInfo()
-      console.log(`result: ${JSON.stringify(result, null, 2)}`)
+      // console.log(`result: ${JSON.stringify(result, null, 2)}`)
 
       assert.property(result, 'version')
     })

test/integration/price.js

@@ -7,14 +7,14 @@ describe('#price', () => {
     if (process.env.IS_USING_FREE_TIER) await sleep(1500)
   })
 
-  describe('#current', () => {
-    describe('#single currency', () => {
-      it('should get current price for single currency', async () => {
-        const result = await bchjs.Price.current('usd')
-        assert.notEqual(0, result)
-      })
-    })
-  })
+  // describe('#current', () => {
+  //   describe('#single currency', () => {
+  //     it('should get current price for single currency', async () => {
+  //       const result = await bchjs.Price.current('usd')
+  //       assert.notEqual(0, result)
+  //     })
+  //   })
+  // })
 
   describe('#getUsd', () => {
     it('should get the USD price of BCH', async () => {
@@ -33,6 +33,7 @@ describe('#price', () => {
       assert.isNumber(result)
     })
   })
+
   describe('#getBchUsd', () => {
     it('should get the USD price of BCH', async () => {
       const result = await bchjs.Price.getBchUsd()

test/integration/rawtransaction.js

@@ -204,7 +204,9 @@ describe('#rawtransaction', () => {
       const result = await bchjs.RawTransactions.decodeScript(hex)
       // console.log(`result ${JSON.stringify(result, null, 2)}`)
 
-      assert.hasAllKeys(result, ['asm', 'type', 'p2sh'])
+      assert.property(result, 'asm')
+      assert.property(result, 'type')
+      assert.property(result, 'p2sh')
     })
 
     // CT 2/20/19 - Waiting for this PR to be merged complete the test:

test/unit/address.js

@@ -935,4 +935,44 @@ describe('#address.js', () => {
       })
     })
   })
+
+  describe('#toEcashAddress', () => {
+    it('should convert a BCH address to an eCash address', () => {
+      const cashAddr = 'bitcoincash:qr24z7q6s26d9wr078lr2pxsmxg22cyn9s7yw984vk'
+
+      const result = bchjs.Address.toEcashAddress(cashAddr)
+      // console.log('result: ', result)
+
+      assert.equal(result, 'ecash:qr24z7q6s26d9wr078lr2pxsmxg22cyn9s8f6wu02p')
+    })
+
+    it('should convert a BCH address to an eCash address without a prefix', () => {
+      const cashAddr = 'bitcoincash:qr24z7q6s26d9wr078lr2pxsmxg22cyn9s7yw984vk'
+
+      const result = bchjs.Address.toEcashAddress(cashAddr, false)
+      // console.log('result: ', result)
+
+      assert.equal(result, 'qr24z7q6s26d9wr078lr2pxsmxg22cyn9s8f6wu02p')
+    })
+  })
+
+  describe('#toEtokenAddress', () => {
+    it('should convert a BCH address to an eToken address', () => {
+      const cashAddr = 'bitcoincash:qr24z7q6s26d9wr078lr2pxsmxg22cyn9s7yw984vk'
+
+      const result = bchjs.Address.toEtokenAddress(cashAddr)
+      // console.log('result: ', result)
+
+      assert.equal(result, 'etoken:qr24z7q6s26d9wr078lr2pxsmxg22cyn9sfhnv2gwk')
+    })
+
+    it('should convert a BCH address to an eToken address without a prefix', () => {
+      const cashAddr = 'bitcoincash:qr24z7q6s26d9wr078lr2pxsmxg22cyn9s7yw984vk'
+
+      const result = bchjs.Address.toEtokenAddress(cashAddr, false)
+      // console.log('result: ', result)
+
+      assert.equal(result, 'qr24z7q6s26d9wr078lr2pxsmxg22cyn9sfhnv2gwk')
+    })
+  })
 })

test/unit/fixtures/psf-slp-indexer-mock.js

@@ -144,10 +144,71 @@ const tokenData01 = {
   qty: {}
 }
 
+const tokenData = {
+  genesisData: tokenStats.tokenData,
+  immutableData: 'ipfs://bafybeidzfi3sictag4noy746gniyiwwcgio565xuzelmjfwxnga6qyiyai',
+  mutableData: 'ipfs://bafybeie6t5uyupddc7azms737xg4hxrj7i5t5ov3lb5g2qeehaujj6ak64'
+}
+
+const tokenMedia01 = {
+  tokenStats: {
+    type: 65,
+    ticker: 'TEST02',
+    name: 'How to Send BCH and Tokens',
+    tokenId: 'd9aafa7acb514c597caf440ae268b5e4e955f2687e05f044cdf8fd9550d9a27b',
+    documentUri: 'ipfs://bafybeigjujbb55wqr5lns7z7vleg5cfp4yjwqp4swisxpgxl4xsp5tngai',
+    documentHash: '845f803d8dd3c2b6be94a6cf3a445b54c36f2e01bd5c9ab4c23f37dbd531489e',
+    decimals: 0,
+    mintBatonIsActive: false,
+    tokensInCirculationBN: '0',
+    tokensInCirculationStr: '0',
+    blockCreated: 740089,
+    totalBurned: '1',
+    totalMinted: '1',
+    parentGroupId: 'c9c425f2c6352697c6665a53e035cbad8a44c4b1e36491a1838dc4655479aa09'
+  },
+  mutableData: {
+    updated: '2022-05-14T15:27:44.429Z',
+    tokenIcon: 'https://bafybeiefg3nd5iognbqztkpi5hj34dmwkqfe7v7xeayn2nhhatinmjmzcy.ipfs.dweb.link/send-bch-token-icon.png',
+    tokenInfo: 'https://token.fullstack.cash/?tokenid=d9aafa7acb514c597caf440ae268b5e4e955f2687e05f044cdf8fd9550d9a27b',
+    description: 'This is an NFT representing a video. This is a test token.',
+    issuer: 'Chris Troutner',
+    forSale: false,
+    display: true,
+    currentOwner: {
+      bchAddr: 'bitcoincash:qqy7jcrm3vmtqs96r878hy2kx90mn84f25ujqw9z5h',
+      name: 'Chris Troutner',
+      contactEmail: 'chris.troutner@gmail.com'
+    },
+    content: {
+      youtube: 'https://youtu.be/WZRwkLPtkaI',
+      rumble: 'https://rumble.com/v14n00h-how-to-send-bch-and-tokens.html',
+      odysee: 'https://odysee.com/@trout:5/how-to-send-bch-tokens:0',
+      lbry: 'lbry://@trout#5/how-to-send-bch-tokens#0',
+      ipfs: 'bafybeigf3ky5i6fyxwk5bjmtsr6urqmlx4zq2lqathgguytey67iinh4be',
+      filecoin: 'https://bafybeigf3ky5i6fyxwk5bjmtsr6urqmlx4zq2lqathgguytey67iinh4be.ipfs.dweb.link/send-bch-2022-02-20_08.22.45.mp4'
+    }
+  },
+  immutableData: {
+    creationDate: '2022-05-13T21:32:11.619Z',
+    issuer: 'Chris Troutner',
+    license: 'https://bafybeidnkhjfsbihp4gquwqrs6y35jfpcriafymceszwvkundjkwk546pi.ipfs.dweb.link/copyright.txt',
+    name: 'How to Send BCH and Tokens'
+  },
+  tokenIcon: 'https://bafybeiefg3nd5iognbqztkpi5hj34dmwkqfe7v7xeayn2nhhatinmjmzcy.ipfs.dweb.link/send-bch-token-icon.png',
+  fullSizedUrl: '',
+  optimizedTokenIcon: 'https://p2wdb-gateway-678.fullstack.cash/ipfs/bafybeiefg3nd5iognbqztkpi5hj34dmwkqfe7v7xeayn2nhhatinmjmzcy/send-bch-token-icon.png',
+  optimizedFullSizedUrl: '',
+  iconRepoCompatible: false,
+  ps002Compatible: true
+}
+
 module.exports = {
   tokenStats,
   txData,
   balance,
   status,
-  tokenData01
+  tokenData01,
+  tokenData,
+  tokenMedia01
 }

test/unit/price.js

@@ -19,18 +19,18 @@ describe('#price', () => {
 
   afterEach(() => sandbox.restore())
 
-  describe('#current', () => {
-    it('should get current price for single currency', async () => {
-      sandbox
-        .stub(bchjs.Price.axios, 'get')
-        .resolves({ data: { price: 24905 } })
-
-      const result = await bchjs.Price.current('usd')
-      // console.log(result)
-
-      assert.isNumber(result)
-    })
-  })
+  // describe('#current', () => {
+  //   it('should get current price for single currency', async () => {
+  //     sandbox
+  //       .stub(bchjs.Price.axios, 'get')
+  //       .resolves({ data: { price: 24905 } })
+  //
+  //     const result = await bchjs.Price.current('usd')
+  //     // console.log(result)
+  //
+  //     assert.isNumber(result)
+  //   })
+  // })
 
   describe('#getUsd', () => {
     it('should get the USD price of BCH', async () => {

test/unit/psf-slp-indexer.js

@@ -336,4 +336,103 @@ describe('#PsfSlpIndexer', () => {
       assert.equal(result, false)
     })
   })
+
+  describe('#getTokenData', () => {
+    it('should GET token data', async () => {
+      // Stub the network call.
+      sandbox.stub(axios, 'post').resolves({ data: mockData.tokenData })
+
+      const tokenId =
+        'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+      const result = await bchjs.PsfSlpIndexer.getTokenData(tokenId)
+      assert.property(result, 'genesisData')
+      assert.property(result, 'immutableData')
+      assert.property(result, 'mutableData')
+
+      assert.isObject(result.genesisData)
+      assert.isString(result.immutableData)
+      assert.isString(result.mutableData)
+
+      assert.property(result.genesisData, 'type')
+      assert.property(result.genesisData, 'ticker')
+      assert.property(result.genesisData, 'name')
+      assert.property(result.genesisData, 'tokenId')
+      assert.property(result.genesisData, 'documentUri')
+      assert.property(result.genesisData, 'documentHash')
+      assert.property(result.genesisData, 'decimals')
+      assert.property(result.genesisData, 'mintBatonIsActive')
+      assert.property(result.genesisData, 'tokensInCirculationBN')
+      assert.property(result.genesisData, 'tokensInCirculationStr')
+      assert.property(result.genesisData, 'blockCreated')
+      assert.property(result.genesisData, 'totalBurned')
+      assert.property(result.genesisData, 'totalMinted')
+    })
+
+    it('should throw an error for improper input', async () => {
+      try {
+        const tokenId = 12345
+
+        await bchjs.PsfSlpIndexer.getTokenData(tokenId)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        // console.log(`err: `, err)
+        assert.include(err.message, 'Input tokenId must be a string.')
+      }
+    })
+
+    it('should handle axios error', async () => {
+      try {
+        // Stub the network call.
+        sandbox.stub(axios, 'post').throws(new Error('test error'))
+
+        const tokenId =
+          'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+        await bchjs.PsfSlpIndexer.getTokenData(tokenId)
+        // console.log(`result: ${JSON.stringify(result, null, 2)}`)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        assert.include(err.message, 'test error')
+      }
+    })
+
+    it('should handle request error', async () => {
+      try {
+        // Stub the network call.
+        const testErr = new Error()
+        testErr.response = { data: { status: 422 } }
+        sandbox.stub(axios, 'post').throws(testErr)
+
+        const tokenId =
+          'a4fb5c2da1aa064e25018a43f9165040071d9e984ba190c222a7f59053af84b2'
+        await bchjs.PsfSlpIndexer.getTokenData(tokenId)
+        assert.equal(true, false, 'Unexpected result!')
+      } catch (err) {
+        assert.equal(err.status, 422)
+      }
+    })
+  })
+
+  describe('#getTokenData2', () => {
+    it('should get token data', async () => {
+      // Stub the network call.
+      sandbox.stub(axios, 'post').resolves({ data: mockData.tokenMedia01 })
+
+      const tokenId =
+        'd9aafa7acb514c597caf440ae268b5e4e955f2687e05f044cdf8fd9550d9a27b'
+
+      // bchjs.PsfSlpIndexer.restURL = 'http://localhost:3000/v5/'
+      const result = await bchjs.PsfSlpIndexer.getTokenData2(tokenId)
+      // console.log('result: ', result)
+
+      assert.property(result, 'tokenStats')
+      assert.property(result, 'mutableData')
+      assert.property(result, 'immutableData')
+      assert.property(result, 'tokenIcon')
+      assert.property(result, 'fullSizedUrl')
+      assert.property(result, 'optimizedTokenIcon')
+      assert.property(result, 'optimizedFullSizedUrl')
+      assert.property(result, 'iconRepoCompatible')
+      assert.property(result, 'ps002Compatible')
+    })
+  })
 })

test/unit/utxo-unit.js

@@ -121,6 +121,8 @@ describe('#utxo', () => {
       sandbox
         .stub(bchjs.Utxo.psfSlpIndexer, 'tx')
         .resolves({ txData: { isValidSlp: false } })
+      sandbox.stub(bchjs.Utxo.psfSlpIndexer, 'status')
+        .resolves({ status: { syncedBlockHeight: 600000, chainBlockHeight: 600000 } })
 
       // Mock function to return the same input. Good enough for this test.
       sandbox.stub(bchjs.Utxo, 'hydrateTokenData').resolves(x => x)
@@ -154,6 +156,8 @@ describe('#utxo', () => {
       sandbox
         .stub(bchjs.Utxo.psfSlpIndexer, 'tx')
         .resolves({ txData: { isValidSlp: false } })
+      sandbox.stub(bchjs.Utxo.psfSlpIndexer, 'status')
+        .resolves({ status: { syncedBlockHeight: 600000, chainBlockHeight: 600000 } })
 
       // Force psf-slp-indexer to return no UTXOs
       sandbox
@@ -174,4 +178,36 @@ describe('#utxo', () => {
       assert.equal(result.nullUtxos.length, 0)
     })
   })
+
+  describe('#isValid', () => {
+    it('should return false if getTxOut() returns null', async () => {
+      // Mock dependencies
+      sandbox.stub(bchjs.Utxo.blockchain, 'getTxOut').resolves(null)
+
+      const utxo = {
+        tx_hash: '17754221b29f189532d4fc2ae89fb467ad2dede30fdec4854eb2129b3ba90d7a',
+        tx_pos: 0
+      }
+
+      const result = await bchjs.Utxo.isValid(utxo)
+      // console.log('result: ', result
+
+      assert.equal(result, false)
+    })
+
+    it('should return true if getTxOut() returns non-null output', async () => {
+      // Mock dependencies
+      sandbox.stub(bchjs.Utxo.blockchain, 'getTxOut').resolves({ a: 'b' })
+
+      const utxo = {
+        tx_hash: 'b94e1ff82eb5781f98296f0af2488ff06202f12ee92b0175963b8dba688d1b40',
+        tx_pos: 0
+      }
+
+      const result = await bchjs.Utxo.isValid(utxo)
+      // console.log('result: ', result
+
+      assert.equal(result, true)
+    })
+  })
 })