123456789101112131415161718import Web3 from 'web3';19import {ApiPromise} from '@polkadot/api';20import {evmToAddress} from '@polkadot/util-crypto';21import {readFile} from 'fs/promises';22import {executeTransaction, submitTransactionAsync} from '../../substrate/substrate-api';23import {getCreateCollectionResult, getCreateItemResult, UNIQUE} from '../../util/helpers';24import {collectionIdToAddress, CompiledContract, createEthAccountWithBalance, createNonfungibleCollection, createRefungibleCollection, GAS_ARGS, itWeb3, tokenIdFromAddress, uniqueNFT, uniqueRefungible, uniqueRefungibleToken} from '../util/helpers';25import {Contract} from 'web3-eth-contract';26import * as solc from 'solc';2728import chai from 'chai';29import chaiLike from 'chai-like';30import {IKeyringPair} from '@polkadot/types/types';31chai.use(chaiLike);32const expect = chai.expect;33let fractionalizer: CompiledContract;3435async function compileFractionalizer() {36 if (!fractionalizer) {37 const input = {38 language: 'Solidity',39 sources: {40 ['Fractionalizer.sol']: {41 content: (await readFile(`${__dirname}/Fractionalizer.sol`)).toString(),42 },43 },44 settings: {45 outputSelection: {46 '*': {47 '*': ['*'],48 },49 },50 },51 };52 const json = JSON.parse(solc.compile(JSON.stringify(input), {import: await findImports()}));53 const out = json.contracts['Fractionalizer.sol']['Fractionalizer'];5455 fractionalizer = {56 abi: out.abi,57 object: '0x' + out.evm.bytecode.object,58 };59 }60 return fractionalizer;61}6263async function findImports() {64 const collectionHelpers = (await readFile(`${__dirname}/../api/CollectionHelpers.sol`)).toString();65 const contractHelpers = (await readFile(`${__dirname}/../api/ContractHelpers.sol`)).toString();66 const uniqueRefungibleToken = (await readFile(`${__dirname}/../api/UniqueRefungibleToken.sol`)).toString();67 const uniqueRefungible = (await readFile(`${__dirname}/../api/UniqueRefungible.sol`)).toString();68 const uniqueNFT = (await readFile(`${__dirname}/../api/UniqueNFT.sol`)).toString();6970 return function(path: string) {71 switch (path) {72 case 'api/CollectionHelpers.sol': return {contents: `${collectionHelpers}`};73 case 'api/ContractHelpers.sol': return {contents: `${contractHelpers}`};74 case 'api/UniqueRefungibleToken.sol': return {contents: `${uniqueRefungibleToken}`};75 case 'api/UniqueRefungible.sol': return {contents: `${uniqueRefungible}`};76 case 'api/UniqueNFT.sol': return {contents: `${uniqueNFT}`};77 default: return {error: 'File not found'};78 }79 };80}8182async function deployFractionalizer(web3: Web3, owner: string) {83 const compiled = await compileFractionalizer();84 const fractionalizerContract = new web3.eth.Contract(compiled.abi, undefined, {85 data: compiled.object,86 from: owner,87 ...GAS_ARGS,88 });89 return await fractionalizerContract.deploy({data: compiled.object}).send({from: owner});90}9192async function initFractionalizer(api: ApiPromise, web3: Web3, privateKeyWrapper: (account: string) => IKeyringPair, owner: string) {93 const fractionalizer = await deployFractionalizer(web3, owner);94 const amount = 10n * UNIQUE;95 await web3.eth.sendTransaction({from: owner, to: fractionalizer.options.address, value: `${amount}`, ...GAS_ARGS});96 const result = await fractionalizer.methods.createAndSetRFTCollection('A', 'B', 'C').send();97 const rftCollectionAddress = result.events.RFTCollectionSet.returnValues._collection;98 return {fractionalizer, rftCollectionAddress};99}100101async function createRFTToken(api: ApiPromise, web3: Web3, owner: string, fractionalizer: Contract, amount: bigint) {102 const {collectionIdAddress: nftCollectionAddress} = await createNonfungibleCollection(api, web3, owner);103 const nftContract = uniqueNFT(web3, nftCollectionAddress, owner);104 const nftTokenId = await nftContract.methods.nextTokenId().call();105 await nftContract.methods.mint(owner, nftTokenId).send();106107 await fractionalizer.methods.setNftCollectionIsAllowed(nftCollectionAddress, true).send();108 await nftContract.methods.approve(fractionalizer.options.address, nftTokenId).send();109 const result = await fractionalizer.methods.nft2rft(nftCollectionAddress, nftTokenId, amount).send();110 const {_collection, _tokenId, _rftToken} = result.events.Fractionalized.returnValues;111 return {112 nftCollectionAddress: _collection,113 nftTokenId: _tokenId,114 rftTokenAddress: _rftToken,115 };116}117118describe('Fractionalizer contract usage', () => {119 itWeb3('Set RFT collection', async ({api, web3, privateKeyWrapper}) => {120 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);121 const fractionalizer = await deployFractionalizer(web3, owner);122 const {collectionIdAddress} = await createRefungibleCollection(api, web3, owner);123 const refungibleContract = uniqueRefungible(web3, collectionIdAddress, owner);124 await refungibleContract.methods.addCollectionAdmin(fractionalizer.options.address).send();125 const result = await fractionalizer.methods.setRFTCollection(collectionIdAddress).send();126 expect(result.events).to.be.like({127 RFTCollectionSet: {128 returnValues: {129 _collection: collectionIdAddress,130 },131 },132 });133 });134135 itWeb3('Mint RFT collection', async ({api, web3, privateKeyWrapper}) => {136 const alice = privateKeyWrapper('//Alice');137 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);138 const fractionalizer = await deployFractionalizer(web3, owner);139 const tx = api.tx.balances.transfer(evmToAddress(fractionalizer.options.address), 10n * UNIQUE);140 await submitTransactionAsync(alice, tx);141142 const result = await fractionalizer.methods.createAndSetRFTCollection('A', 'B', 'C').send({from: owner});143 expect(result.events).to.be.like({144 RFTCollectionSet: {},145 });146 expect(result.events.RFTCollectionSet.returnValues._collection).to.be.ok;147 });148149 itWeb3('Set Allowlist', async ({api, web3, privateKeyWrapper}) => {150 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);151 const {fractionalizer} = await initFractionalizer(api, web3, privateKeyWrapper, owner);152 const {collectionIdAddress: nftCollectionAddress} = await createNonfungibleCollection(api, web3, owner);153 const result1 = await fractionalizer.methods.setNftCollectionIsAllowed(nftCollectionAddress, true).send({from: owner});154 expect(result1.events).to.be.like({155 AllowListSet: {156 returnValues: {157 _collection: nftCollectionAddress,158 _status: true,159 },160 },161 });162 const result2 = await fractionalizer.methods.setNftCollectionIsAllowed(nftCollectionAddress, false).send({from: owner});163 expect(result2.events).to.be.like({164 AllowListSet: {165 returnValues: {166 _collection: nftCollectionAddress,167 _status: false,168 },169 },170 });171 });172173 itWeb3('NFT to RFT', async ({api, web3, privateKeyWrapper}) => {174 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);175176 const {collectionIdAddress: nftCollectionAddress} = await createNonfungibleCollection(api, web3, owner);177 const nftContract = uniqueNFT(web3, nftCollectionAddress, owner);178 const nftTokenId = await nftContract.methods.nextTokenId().call();179 await nftContract.methods.mint(owner, nftTokenId).send();180181 const {fractionalizer} = await initFractionalizer(api, web3, privateKeyWrapper, owner);182183 await fractionalizer.methods.setNftCollectionIsAllowed(nftCollectionAddress, true).send();184 await nftContract.methods.approve(fractionalizer.options.address, nftTokenId).send();185 const result = await fractionalizer.methods.nft2rft(nftCollectionAddress, nftTokenId, 100).send();186 expect(result.events).to.be.like({187 Fractionalized: {188 returnValues: {189 _collection: nftCollectionAddress,190 _tokenId: nftTokenId,191 _amount: '100',192 },193 },194 });195 const rftTokenAddress = result.events.Fractionalized.returnValues._rftToken;196 const rftTokenContract = uniqueRefungibleToken(web3, rftTokenAddress, owner);197 expect(await rftTokenContract.methods.balanceOf(owner).call()).to.equal('100');198 });199200 itWeb3('RFT to NFT', async ({api, web3, privateKeyWrapper}) => {201 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);202203 const {fractionalizer, rftCollectionAddress} = await initFractionalizer(api, web3, privateKeyWrapper, owner);204 const {rftTokenAddress, nftCollectionAddress, nftTokenId} = await createRFTToken(api, web3, owner, fractionalizer, 100n);205206 const {collectionId, tokenId} = tokenIdFromAddress(rftTokenAddress);207 const refungibleAddress = collectionIdToAddress(collectionId);208 expect(rftCollectionAddress).to.be.equal(refungibleAddress);209 const refungibleTokenContract = uniqueRefungibleToken(web3, rftTokenAddress, owner);210 await refungibleTokenContract.methods.approve(fractionalizer.options.address, 100).send();211 const result = await fractionalizer.methods.rft2nft(refungibleAddress, tokenId).send();212 expect(result.events).to.be.like({213 Defractionalized: {214 returnValues: {215 _rftToken: rftTokenAddress,216 _nftCollection: nftCollectionAddress,217 _nftTokenId: nftTokenId,218 },219 },220 });221 });222});223224225226describe('Negative Integration Tests for fractionalizer', () => {227 itWeb3('call setRFTCollection twice', async ({api, web3, privateKeyWrapper}) => {228 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);229 const {collectionIdAddress} = await createRefungibleCollection(api, web3, owner);230 const refungibleContract = uniqueRefungible(web3, collectionIdAddress, owner);231232 const fractionalizer = await deployFractionalizer(web3, owner);233 await refungibleContract.methods.addCollectionAdmin(fractionalizer.options.address).send();234 await fractionalizer.methods.setRFTCollection(collectionIdAddress).send();235236 await expect(fractionalizer.methods.setRFTCollection(collectionIdAddress).call())237 .to.be.rejectedWith(/RFT collection is already set$/g);238 });239240 itWeb3('call setRFTCollection with NFT collection', async ({api, web3, privateKeyWrapper}) => {241 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);242 const {collectionIdAddress} = await createNonfungibleCollection(api, web3, owner);243 const nftContract = uniqueNFT(web3, collectionIdAddress, owner);244245 const fractionalizer = await deployFractionalizer(web3, owner);246 await nftContract.methods.addCollectionAdmin(fractionalizer.options.address).send();247248 await expect(fractionalizer.methods.setRFTCollection(collectionIdAddress).call())249 .to.be.rejectedWith(/Wrong collection type. Collection is not refungible.$/g);250 });251252 itWeb3('call setRFTCollection while not collection admin', async ({api, web3, privateKeyWrapper}) => {253 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);254 const fractionalizer = await deployFractionalizer(web3, owner);255 const {collectionIdAddress} = await createRefungibleCollection(api, web3, owner);256257 await expect(fractionalizer.methods.setRFTCollection(collectionIdAddress).call())258 .to.be.rejectedWith(/Fractionalizer contract should be an admin of the collection$/g);259 });260261 itWeb3('call setRFTCollection after createAndSetRFTCollection', async ({api, web3, privateKeyWrapper}) => {262 const alice = privateKeyWrapper('//Alice');263 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);264 const fractionalizer = await deployFractionalizer(web3, owner);265 const tx = api.tx.balances.transfer(evmToAddress(fractionalizer.options.address), 10n * UNIQUE);266 await submitTransactionAsync(alice, tx);267268 const result = await fractionalizer.methods.createAndSetRFTCollection('A', 'B', 'C').send({from: owner});269 const collectionIdAddress = result.events.RFTCollectionSet.returnValues._collection;270271 await expect(fractionalizer.methods.setRFTCollection(collectionIdAddress).call())272 .to.be.rejectedWith(/RFT collection is already set$/g);273 });274275 itWeb3('call nft2rft without setting RFT collection for contract', async ({api, web3, privateKeyWrapper}) => {276 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);277278 const {collectionIdAddress: nftCollectionAddress} = await createNonfungibleCollection(api, web3, owner);279 const nftContract = uniqueNFT(web3, nftCollectionAddress, owner);280 const nftTokenId = await nftContract.methods.nextTokenId().call();281 await nftContract.methods.mint(owner, nftTokenId).send();282283 const fractionalizer = await deployFractionalizer(web3, owner);284285 await expect(fractionalizer.methods.nft2rft(nftCollectionAddress, nftTokenId, 100).call())286 .to.be.rejectedWith(/RFT collection is not set$/g);287 });288289 itWeb3('call nft2rft while not owner of NFT token', async ({api, web3, privateKeyWrapper}) => {290 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);291 const nftOwner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);292293 const {collectionIdAddress: nftCollectionAddress} = await createNonfungibleCollection(api, web3, owner);294 const nftContract = uniqueNFT(web3, nftCollectionAddress, owner);295 const nftTokenId = await nftContract.methods.nextTokenId().call();296 await nftContract.methods.mint(owner, nftTokenId).send();297 await nftContract.methods.transfer(nftOwner, 1).send();298299300 const {fractionalizer} = await initFractionalizer(api, web3, privateKeyWrapper, owner);301 await fractionalizer.methods.setNftCollectionIsAllowed(nftCollectionAddress, true).send();302303 await expect(fractionalizer.methods.nft2rft(nftCollectionAddress, nftTokenId, 100).call())304 .to.be.rejectedWith(/Only token owner could fractionalize it$/g);305 });306307 itWeb3('call nft2rft while not in list of allowed accounts', async ({api, web3, privateKeyWrapper}) => {308 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);309310 const {collectionIdAddress: nftCollectionAddress} = await createNonfungibleCollection(api, web3, owner);311 const nftContract = uniqueNFT(web3, nftCollectionAddress, owner);312 const nftTokenId = await nftContract.methods.nextTokenId().call();313 await nftContract.methods.mint(owner, nftTokenId).send();314315 const {fractionalizer} = await initFractionalizer(api, web3, privateKeyWrapper, owner);316317 await nftContract.methods.approve(fractionalizer.options.address, nftTokenId).send();318 await expect(fractionalizer.methods.nft2rft(nftCollectionAddress, nftTokenId, 100).call())319 .to.be.rejectedWith(/Fractionalization of this collection is not allowed by admin$/g);320 });321322 itWeb3('call nft2rft while fractionalizer doesnt have approval for nft token', async ({api, web3, privateKeyWrapper}) => {323 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);324325 const {collectionIdAddress: nftCollectionAddress} = await createNonfungibleCollection(api, web3, owner);326 const nftContract = uniqueNFT(web3, nftCollectionAddress, owner);327 const nftTokenId = await nftContract.methods.nextTokenId().call();328 await nftContract.methods.mint(owner, nftTokenId).send();329330 const {fractionalizer} = await initFractionalizer(api, web3, privateKeyWrapper, owner);331332 await fractionalizer.methods.setNftCollectionIsAllowed(nftCollectionAddress, true).send();333 await expect(fractionalizer.methods.nft2rft(nftCollectionAddress, nftTokenId, 100).call())334 .to.be.rejectedWith(/ApprovedValueTooLow$/g);335 });336337 itWeb3('call rft2nft without setting RFT collection for contract', async ({api, web3, privateKeyWrapper}) => {338 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);339340 const fractionalizer = await deployFractionalizer(web3, owner);341 const {collectionIdAddress: rftCollectionAddress} = await createRefungibleCollection(api, web3, owner);342 const refungibleContract = uniqueRefungible(web3, rftCollectionAddress, owner);343 const rftTokenId = await refungibleContract.methods.nextTokenId().call();344 await refungibleContract.methods.mint(owner, rftTokenId).send();345 346 await expect(fractionalizer.methods.rft2nft(rftCollectionAddress, rftTokenId).call())347 .to.be.rejectedWith(/RFT collection is not set$/g);348 });349350 itWeb3('call rft2nft for RFT token that is not from configured RFT collection', async ({api, web3, privateKeyWrapper}) => {351 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);352353 const {fractionalizer} = await initFractionalizer(api, web3, privateKeyWrapper, owner);354 const {collectionIdAddress: rftCollectionAddress} = await createRefungibleCollection(api, web3, owner);355 const refungibleContract = uniqueRefungible(web3, rftCollectionAddress, owner);356 const rftTokenId = await refungibleContract.methods.nextTokenId().call();357 await refungibleContract.methods.mint(owner, rftTokenId).send();358 359 await expect(fractionalizer.methods.rft2nft(rftCollectionAddress, rftTokenId).call())360 .to.be.rejectedWith(/Wrong RFT collection$/g);361 });362363 itWeb3('call rft2nft for RFT token that was not minted by fractionalizer contract', async ({api, web3, privateKeyWrapper}) => {364 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);365 const {collectionIdAddress: rftCollectionAddress} = await createRefungibleCollection(api, web3, owner);366367 const fractionalizer = await deployFractionalizer(web3, owner);368 const refungibleContract = uniqueRefungible(web3, rftCollectionAddress, owner);369370 await refungibleContract.methods.addCollectionAdmin(fractionalizer.options.address).send();371 await fractionalizer.methods.setRFTCollection(rftCollectionAddress).send();372373 const rftTokenId = await refungibleContract.methods.nextTokenId().call();374 await refungibleContract.methods.mint(owner, rftTokenId).send();375 376 await expect(fractionalizer.methods.rft2nft(rftCollectionAddress, rftTokenId).call())377 .to.be.rejectedWith(/No corresponding NFT token found$/g);378 });379380 itWeb3('call rft2nft without owning all RFT pieces', async ({api, web3, privateKeyWrapper}) => {381 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);382 const receiver = await createEthAccountWithBalance(api, web3, privateKeyWrapper);383384 const {fractionalizer, rftCollectionAddress} = await initFractionalizer(api, web3, privateKeyWrapper, owner);385 const {rftTokenAddress} = await createRFTToken(api, web3, owner, fractionalizer, 100n);386 387 const {tokenId} = tokenIdFromAddress(rftTokenAddress);388 const refungibleTokenContract = uniqueRefungibleToken(web3, rftTokenAddress, owner);389 await refungibleTokenContract.methods.transfer(receiver, 50).send();390 await refungibleTokenContract.methods.approve(fractionalizer.options.address, 50).send();391 await expect(fractionalizer.methods.rft2nft(rftCollectionAddress, tokenId).call())392 .to.be.rejectedWith(/Not all pieces are owned by the caller$/g);393 });394395 itWeb3('send QTZ/UNQ to contract from non owner', async ({api, web3, privateKeyWrapper}) => {396 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);397 const payer = await createEthAccountWithBalance(api, web3, privateKeyWrapper);398399 const fractionalizer = await deployFractionalizer(web3, owner);400 const amount = 10n * UNIQUE;401 await expect(web3.eth.sendTransaction({from: payer, to: fractionalizer.options.address, value: `${amount}`, ...GAS_ARGS})).to.be.rejected;402 });403404 itWeb3('fractionalize NFT with NFT transfers disallowed', async ({api, web3, privateKeyWrapper}) => {405 const alice = privateKeyWrapper('//Alice');406 let collectionId;407 {408 const tx = api.tx.unique.createCollectionEx({name: 'A', description: 'B', tokenPrefix: 'C', mode: 'NFT'});409 const events = await submitTransactionAsync(alice, tx);410 const result = getCreateCollectionResult(events);411 collectionId = result.collectionId;412 }413 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);414 let nftTokenId;415 {416 const createData = {nft: {}};417 const tx = api.tx.unique.createItem(collectionId, {Ethereum: owner}, createData as any);418 const events = await executeTransaction(api, alice, tx);419 const result = getCreateItemResult(events);420 nftTokenId = result.itemId;421 }422 {423 const tx = api.tx.unique.setTransfersEnabledFlag(collectionId, false);424 await executeTransaction(api, alice, tx);425 }426 const nftCollectionAddress = collectionIdToAddress(collectionId);427 const {fractionalizer} = await initFractionalizer(api, web3, privateKeyWrapper, owner);428 await fractionalizer.methods.setNftCollectionIsAllowed(nftCollectionAddress, true).send();429430 const nftContract = uniqueNFT(web3, nftCollectionAddress, owner);431 await nftContract.methods.approve(fractionalizer.options.address, nftTokenId).send();432 await expect(fractionalizer.methods.nft2rft(nftCollectionAddress, nftTokenId, 100).call())433 .to.be.rejectedWith(/TransferNotAllowed$/g);434 });435 436 itWeb3('fractionalize NFT with RFT transfers disallowed', async ({api, web3, privateKeyWrapper}) => {437 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);438 const alice = privateKeyWrapper('//Alice');439440 let collectionId;441 {442 const tx = api.tx.unique.createCollectionEx({name: 'A', description: 'B', tokenPrefix: 'C', mode: 'ReFungible'});443 const events = await submitTransactionAsync(alice, tx);444 const result = getCreateCollectionResult(events);445 collectionId = result.collectionId;446 }447 const rftCollectionAddress = collectionIdToAddress(collectionId);448 const fractionalizer = await deployFractionalizer(web3, owner);449 {450 const changeAdminTx = api.tx.unique.addCollectionAdmin(collectionId, {Ethereum: fractionalizer.options.address});451 await submitTransactionAsync(alice, changeAdminTx);452 }453 await fractionalizer.methods.setRFTCollection(rftCollectionAddress).send();454 {455 const tx = api.tx.unique.setTransfersEnabledFlag(collectionId, false);456 await executeTransaction(api, alice, tx);457 }458459 const {collectionIdAddress: nftCollectionAddress} = await createNonfungibleCollection(api, web3, owner);460 const nftContract = uniqueNFT(web3, nftCollectionAddress, owner);461 const nftTokenId = await nftContract.methods.nextTokenId().call();462 await nftContract.methods.mint(owner, nftTokenId).send();463464 await fractionalizer.methods.setNftCollectionIsAllowed(nftCollectionAddress, true).send();465 await nftContract.methods.approve(fractionalizer.options.address, nftTokenId).send();466467 await expect(fractionalizer.methods.nft2rft(nftCollectionAddress, nftTokenId, 100n).call())468 .to.be.rejectedWith(/TransferNotAllowed$/g);469 });470});