1234567891011121314151617import {approve, createCollection, createRefungibleToken, transfer, transferFrom, UNIQUE, requirePallets, Pallets} from '../util/helpers';18import {collectionIdFromAddress, collectionIdToAddress, createEthAccount, createEthAccountWithBalance, createNonfungibleCollection, createRefungibleCollection, evmCollection, evmCollectionHelpers, getCollectionAddressFromResult, itWeb3, normalizeEvents, recordEthFee, recordEvents, subToEth, tokenIdToAddress, transferBalanceToEth, uniqueNFT, uniqueRefungible, uniqueRefungibleToken} from './util/helpers';1920import chai from 'chai';21import chaiAsPromised from 'chai-as-promised';22chai.use(chaiAsPromised);23const expect = chai.expect;2425describe('Refungible token: Information getting', () => {26 before(async function() {27 await requirePallets(this, [Pallets.ReFungible]);28 });2930 itWeb3('totalSupply', async ({api, web3, privateKeyWrapper}) => {31 const alice = privateKeyWrapper('//Alice');3233 const collectionId = (await createCollection(api, alice, {name: 'token name', mode: {type: 'ReFungible'}})).collectionId;3435 const caller = await createEthAccountWithBalance(api, web3, privateKeyWrapper);3637 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: caller})).itemId;3839 const address = tokenIdToAddress(collectionId, tokenId);40 const contract = uniqueRefungibleToken(web3, address, caller);41 const totalSupply = await contract.methods.totalSupply().call();4243 expect(totalSupply).to.equal('200');44 });4546 itWeb3('balanceOf', async ({api, web3, privateKeyWrapper}) => {47 const alice = privateKeyWrapper('//Alice');4849 const collectionId = (await createCollection(api, alice, {name: 'token name', mode: {type: 'ReFungible'}})).collectionId;5051 const caller = await createEthAccountWithBalance(api, web3, privateKeyWrapper);5253 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: caller})).itemId;5455 const address = tokenIdToAddress(collectionId, tokenId);56 const contract = uniqueRefungibleToken(web3, address, caller);57 const balance = await contract.methods.balanceOf(caller).call();5859 expect(balance).to.equal('200');60 });6162 itWeb3('decimals', async ({api, web3, privateKeyWrapper}) => {63 const alice = privateKeyWrapper('//Alice');6465 const collectionId = (await createCollection(api, alice, {name: 'token name', mode: {type: 'ReFungible'}})).collectionId;6667 const caller = await createEthAccountWithBalance(api, web3, privateKeyWrapper);6869 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: caller})).itemId;7071 const address = tokenIdToAddress(collectionId, tokenId);72 const contract = uniqueRefungibleToken(web3, address, caller);73 const decimals = await contract.methods.decimals().call();7475 expect(decimals).to.equal('0');76 });77});787980describe('Check ERC721 token URI for ReFungible', () => {81 before(async function() {82 await requirePallets(this, [Pallets.ReFungible]);83 });8485 itWeb3('Empty tokenURI', async ({web3, api, privateKeyWrapper}) => {86 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);87 const helper = evmCollectionHelpers(web3, owner);88 let result = await helper.methods.createERC721MetadataCompatibleCollection('Mint collection', '1', '1', '').send();89 const {collectionIdAddress, collectionId} = await getCollectionAddressFromResult(api, result);90 const receiver = createEthAccount(web3);91 const contract = evmCollection(web3, owner, collectionIdAddress, {type: 'ReFungible'});9293 const nextTokenId = await contract.methods.nextTokenId().call();94 expect(nextTokenId).to.be.equal('1');95 result = await contract.methods.mint(96 receiver,97 nextTokenId,98 ).send();99100 const events = normalizeEvents(result.events);101 const address = collectionIdToAddress(collectionId);102103 expect(events).to.be.deep.equal([104 {105 address,106 event: 'Transfer',107 args: {108 from: '0x0000000000000000000000000000000000000000',109 to: receiver,110 tokenId: nextTokenId,111 },112 },113 ]);114115 expect(await contract.methods.tokenURI(nextTokenId).call()).to.be.equal('');116 });117118 itWeb3('TokenURI from url', async ({web3, api, privateKeyWrapper}) => {119 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);120 const helper = evmCollectionHelpers(web3, owner);121 let result = await helper.methods.createERC721MetadataCompatibleCollection('Mint collection', '1', '1', 'BaseURI_').send();122 const {collectionIdAddress, collectionId} = await getCollectionAddressFromResult(api, result);123 const receiver = createEthAccount(web3);124 const contract = evmCollection(web3, owner, collectionIdAddress, {type: 'ReFungible'});125126 const nextTokenId = await contract.methods.nextTokenId().call();127 expect(nextTokenId).to.be.equal('1');128 result = await contract.methods.mint(129 receiver,130 nextTokenId,131 ).send();132133 134 await contract.methods.setProperty(nextTokenId, 'url', Buffer.from('Token URI')).send();135136 const events = normalizeEvents(result.events);137 const address = collectionIdToAddress(collectionId);138139 expect(events).to.be.deep.equal([140 {141 address,142 event: 'Transfer',143 args: {144 from: '0x0000000000000000000000000000000000000000',145 to: receiver,146 tokenId: nextTokenId,147 },148 },149 ]);150151 expect(await contract.methods.tokenURI(nextTokenId).call()).to.be.equal('Token URI');152 });153154 itWeb3('TokenURI from baseURI + tokenId', async ({web3, api, privateKeyWrapper}) => {155 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);156 const helper = evmCollectionHelpers(web3, owner);157 let result = await helper.methods.createERC721MetadataCompatibleCollection('Mint collection', '1', '1', 'BaseURI_').send();158 const {collectionIdAddress, collectionId} = await getCollectionAddressFromResult(api, result);159 const receiver = createEthAccount(web3);160 const contract = evmCollection(web3, owner, collectionIdAddress, {type: 'ReFungible'});161162 const nextTokenId = await contract.methods.nextTokenId().call();163 expect(nextTokenId).to.be.equal('1');164 result = await contract.methods.mint(165 receiver,166 nextTokenId,167 ).send();168169 const events = normalizeEvents(result.events);170 const address = collectionIdToAddress(collectionId);171172 expect(events).to.be.deep.equal([173 {174 address,175 event: 'Transfer',176 args: {177 from: '0x0000000000000000000000000000000000000000',178 to: receiver,179 tokenId: nextTokenId,180 },181 },182 ]);183184 expect(await contract.methods.tokenURI(nextTokenId).call()).to.be.equal('BaseURI_' + nextTokenId);185 });186187 itWeb3('TokenURI from baseURI + suffix', async ({web3, api, privateKeyWrapper}) => {188 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);189 const helper = evmCollectionHelpers(web3, owner);190 let result = await helper.methods.createERC721MetadataCompatibleCollection('Mint collection', '1', '1', 'BaseURI_').send();191 const {collectionIdAddress, collectionId} = await getCollectionAddressFromResult(api, result);192 const receiver = createEthAccount(web3);193 const contract = evmCollection(web3, owner, collectionIdAddress, {type: 'ReFungible'});194195 const nextTokenId = await contract.methods.nextTokenId().call();196 expect(nextTokenId).to.be.equal('1');197 result = await contract.methods.mint(198 receiver,199 nextTokenId,200 ).send();201202 203 const suffix = '/some/suffix';204 await contract.methods.setProperty(nextTokenId, 'suffix', Buffer.from(suffix)).send();205206 const events = normalizeEvents(result.events);207 const address = collectionIdToAddress(collectionId);208209 expect(events).to.be.deep.equal([210 {211 address,212 event: 'Transfer',213 args: {214 from: '0x0000000000000000000000000000000000000000',215 to: receiver,216 tokenId: nextTokenId,217 },218 },219 ]);220221 expect(await contract.methods.tokenURI(nextTokenId).call()).to.be.equal('BaseURI_' + suffix);222 });223});224225describe('Refungible: Plain calls', () => {226 before(async function() {227 await requirePallets(this, [Pallets.ReFungible]);228 });229230 itWeb3('Can perform approve()', async ({web3, api, privateKeyWrapper}) => {231 const alice = privateKeyWrapper('//Alice');232233 const collectionId = (await createCollection(api, alice, {name: 'token name', mode: {type: 'ReFungible'}})).collectionId;234235 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);236237 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: owner})).itemId;238239 const address = tokenIdToAddress(collectionId, tokenId);240241 const spender = createEthAccount(web3);242243 const contract = uniqueRefungibleToken(web3, address, owner);244245 {246 const result = await contract.methods.approve(spender, 100).send({from: owner});247 const events = normalizeEvents(result.events);248249 expect(events).to.be.deep.equal([250 {251 address,252 event: 'Approval',253 args: {254 owner,255 spender,256 value: '100',257 },258 },259 ]);260 }261262 {263 const allowance = await contract.methods.allowance(owner, spender).call();264 expect(+allowance).to.equal(100);265 }266 });267268 itWeb3('Can perform transferFrom()', async ({web3, api, privateKeyWrapper}) => {269 const alice = privateKeyWrapper('//Alice');270271 const collectionId = (await createCollection(api, alice, {name: 'token name', mode: {type: 'ReFungible'}})).collectionId;272273 const owner = createEthAccount(web3);274 await transferBalanceToEth(api, alice, owner);275276 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: owner})).itemId;277278 const spender = createEthAccount(web3);279 await transferBalanceToEth(api, alice, spender);280281 const receiver = createEthAccount(web3);282283 const address = tokenIdToAddress(collectionId, tokenId);284 const contract = uniqueRefungibleToken(web3, address, owner);285286 await contract.methods.approve(spender, 100).send();287288 {289 const result = await contract.methods.transferFrom(owner, receiver, 49).send({from: spender});290 const events = normalizeEvents(result.events);291 expect(events).to.include.deep.members([292 {293 address,294 event: 'Transfer',295 args: {296 from: owner,297 to: receiver,298 value: '49',299 },300 },301 {302 address,303 event: 'Approval',304 args: {305 owner,306 spender,307 value: '51',308 },309 },310 ]);311 }312313 {314 const balance = await contract.methods.balanceOf(receiver).call();315 expect(+balance).to.equal(49);316 }317318 {319 const balance = await contract.methods.balanceOf(owner).call();320 expect(+balance).to.equal(151);321 }322 });323324 itWeb3('Can perform transfer()', async ({web3, api, privateKeyWrapper}) => {325 const alice = privateKeyWrapper('//Alice');326327 const collectionId = (await createCollection(api, alice, {name: 'token name', mode: {type: 'ReFungible'}})).collectionId;328329 const owner = createEthAccount(web3);330 await transferBalanceToEth(api, alice, owner);331332 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: owner})).itemId;333334 const receiver = createEthAccount(web3);335 await transferBalanceToEth(api, alice, receiver);336337 const address = tokenIdToAddress(collectionId, tokenId);338 const contract = uniqueRefungibleToken(web3, address, owner);339340 {341 const result = await contract.methods.transfer(receiver, 50).send({from: owner});342 const events = normalizeEvents(result.events);343 expect(events).to.include.deep.members([344 {345 address,346 event: 'Transfer',347 args: {348 from: owner,349 to: receiver,350 value: '50',351 },352 },353 ]);354 }355356 {357 const balance = await contract.methods.balanceOf(owner).call();358 expect(+balance).to.equal(150);359 }360361 {362 const balance = await contract.methods.balanceOf(receiver).call();363 expect(+balance).to.equal(50);364 }365 });366367 itWeb3('Can perform repartition()', async ({web3, api, privateKeyWrapper}) => {368 const alice = privateKeyWrapper('//Alice');369370 const collectionId = (await createCollection(api, alice, {name: 'token name', mode: {type: 'ReFungible'}})).collectionId;371372 const owner = createEthAccount(web3);373 await transferBalanceToEth(api, alice, owner);374375 const receiver = createEthAccount(web3);376 await transferBalanceToEth(api, alice, receiver);377378 const tokenId = (await createRefungibleToken(api, alice, collectionId, 100n, {Ethereum: owner})).itemId;379380 const address = tokenIdToAddress(collectionId, tokenId);381 const contract = uniqueRefungibleToken(web3, address, owner);382383 await contract.methods.repartition(200).send({from: owner});384 expect(+await contract.methods.balanceOf(owner).call()).to.be.equal(200);385 await contract.methods.transfer(receiver, 110).send({from: owner});386 expect(+await contract.methods.balanceOf(owner).call()).to.be.equal(90);387 expect(+await contract.methods.balanceOf(receiver).call()).to.be.equal(110);388389 await expect(contract.methods.repartition(80).send({from: owner})).to.eventually.be.rejected;390391 await contract.methods.transfer(receiver, 90).send({from: owner});392 expect(+await contract.methods.balanceOf(owner).call()).to.be.equal(0);393 expect(+await contract.methods.balanceOf(receiver).call()).to.be.equal(200);394395 await contract.methods.repartition(150).send({from: receiver});396 await expect(contract.methods.transfer(owner, 160).send({from: receiver})).to.eventually.be.rejected;397 expect(+await contract.methods.balanceOf(receiver).call()).to.be.equal(150);398 });399400 itWeb3('Can repartition with increased amount', async ({web3, api, privateKeyWrapper}) => {401 const alice = privateKeyWrapper('//Alice');402403 const collectionId = (await createCollection(api, alice, {name: 'token name', mode: {type: 'ReFungible'}})).collectionId;404405 const owner = createEthAccount(web3);406 await transferBalanceToEth(api, alice, owner);407408 const tokenId = (await createRefungibleToken(api, alice, collectionId, 100n, {Ethereum: owner})).itemId;409410 const address = tokenIdToAddress(collectionId, tokenId);411 const contract = uniqueRefungibleToken(web3, address, owner);412413 const result = await contract.methods.repartition(200).send();414 const events = normalizeEvents(result.events);415416 expect(events).to.deep.equal([417 {418 address,419 event: 'Transfer',420 args: {421 from: '0x0000000000000000000000000000000000000000',422 to: owner,423 value: '100',424 },425 },426 ]);427 });428429 itWeb3('Can repartition with decreased amount', async ({web3, api, privateKeyWrapper}) => {430 const alice = privateKeyWrapper('//Alice');431432 const collectionId = (await createCollection(api, alice, {name: 'token name', mode: {type: 'ReFungible'}})).collectionId;433434 const owner = createEthAccount(web3);435 await transferBalanceToEth(api, alice, owner);436437 const tokenId = (await createRefungibleToken(api, alice, collectionId, 100n, {Ethereum: owner})).itemId;438439 const address = tokenIdToAddress(collectionId, tokenId);440 const contract = uniqueRefungibleToken(web3, address, owner);441442 const result = await contract.methods.repartition(50).send();443 const events = normalizeEvents(result.events);444 expect(events).to.deep.equal([445 {446 address,447 event: 'Transfer',448 args: {449 from: owner,450 to: '0x0000000000000000000000000000000000000000',451 value: '50',452 },453 },454 ]);455 });456457 itWeb3('Receiving Transfer event on burning into full ownership', async ({web3, api, privateKeyWrapper}) => {458 const caller = await createEthAccountWithBalance(api, web3, privateKeyWrapper);459 const receiver = await createEthAccountWithBalance(api, web3, privateKeyWrapper);460 const helper = evmCollectionHelpers(web3, caller);461 const result = await helper.methods.createRefungibleCollection('Mint collection', '6', '6').send();462 const {collectionIdAddress, collectionId} = await getCollectionAddressFromResult(api, result);463 const contract = evmCollection(web3, caller, collectionIdAddress, {type: 'ReFungible'});464465 const tokenId = await contract.methods.nextTokenId().call();466 await contract.methods.mint(caller, tokenId).send();467468 const address = tokenIdToAddress(collectionId, tokenId);469470 const tokenContract = uniqueRefungibleToken(web3, address, caller);471 await tokenContract.methods.repartition(2).send();472 await tokenContract.methods.transfer(receiver, 1).send();473474 const events = await recordEvents(contract, async () =>475 await tokenContract.methods.burnFrom(caller, 1).send());476 expect(events).to.deep.equal([477 {478 address: collectionIdAddress,479 event: 'Transfer',480 args: {481 from: '0xFFfFfFffFFfffFFfFFfFFFFFffFFFffffFfFFFfF',482 to: receiver,483 tokenId,484 },485 },486 ]);487 });488});489490describe('Refungible: Fees', () => {491 before(async function() {492 await requirePallets(this, [Pallets.ReFungible]);493 });494495 itWeb3('approve() call fee is less than 0.2UNQ', async ({web3, api, privateKeyWrapper}) => {496 const alice = privateKeyWrapper('//Alice');497498 const collectionId = (await createCollection(api, alice, {mode: {type: 'ReFungible'}})).collectionId;499500 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);501 const spender = createEthAccount(web3);502503 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: owner})).itemId;504505 const address = tokenIdToAddress(collectionId, tokenId);506 const contract = uniqueRefungibleToken(web3, address, owner);507508 const cost = await recordEthFee(api, owner, () => contract.methods.approve(spender, 100).send({from: owner}));509 expect(cost < BigInt(0.2 * Number(UNIQUE)));510 });511512 itWeb3('transferFrom() call fee is less than 0.2UNQ', async ({web3, api, privateKeyWrapper}) => {513 const alice = privateKeyWrapper('//Alice');514515 const collectionId = (await createCollection(api, alice, {mode: {type: 'ReFungible'}})).collectionId;516517 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);518 const spender = await createEthAccountWithBalance(api, web3, privateKeyWrapper);519520 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: owner})).itemId;521522 const address = tokenIdToAddress(collectionId, tokenId);523 const contract = uniqueRefungibleToken(web3, address, owner);524525 await contract.methods.approve(spender, 100).send({from: owner});526527 const cost = await recordEthFee(api, spender, () => contract.methods.transferFrom(owner, spender, 100).send({from: spender}));528 expect(cost < BigInt(0.2 * Number(UNIQUE)));529 });530531 itWeb3('transfer() call fee is less than 0.2UNQ', async ({web3, api, privateKeyWrapper}) => {532 const alice = privateKeyWrapper('//Alice');533534 const collectionId = (await createCollection(api, alice, {mode: {type: 'ReFungible'}})).collectionId;535536 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);537 const receiver = createEthAccount(web3);538539 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n, {Ethereum: owner})).itemId;540541 const address = tokenIdToAddress(collectionId, tokenId);542 const contract = uniqueRefungibleToken(web3, address, owner);543544 const cost = await recordEthFee(api, owner, () => contract.methods.transfer(receiver, 100).send({from: owner}));545 expect(cost < BigInt(0.2 * Number(UNIQUE)));546 });547});548549describe('Refungible: Substrate calls', () => {550 before(async function() {551 await requirePallets(this, [Pallets.ReFungible]);552 });553554 itWeb3('Events emitted for approve()', async ({web3, api, privateKeyWrapper}) => {555 const alice = privateKeyWrapper('//Alice');556557 const collectionId = (await createCollection(api, alice, {mode: {type: 'ReFungible'}})).collectionId;558559 const receiver = createEthAccount(web3);560561 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n)).itemId;562563 const address = tokenIdToAddress(collectionId, tokenId);564 const contract = uniqueRefungibleToken(web3, address);565566 const events = await recordEvents(contract, async () => {567 expect(await approve(api, collectionId, tokenId, alice, {Ethereum: receiver}, 100n)).to.be.true;568 });569570 expect(events).to.be.deep.equal([571 {572 address,573 event: 'Approval',574 args: {575 owner: subToEth(alice.address),576 spender: receiver,577 value: '100',578 },579 },580 ]);581 });582583 itWeb3('Events emitted for transferFrom()', async ({web3, api, privateKeyWrapper}) => {584 const alice = privateKeyWrapper('//Alice');585586 const collectionId = (await createCollection(api, alice, {mode: {type: 'ReFungible'}})).collectionId;587 const bob = privateKeyWrapper('//Bob');588589 const receiver = createEthAccount(web3);590591 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n)).itemId;592 expect(await approve(api, collectionId, tokenId, alice, bob.address, 100n)).to.be.true;593594 const address = tokenIdToAddress(collectionId, tokenId);595 const contract = uniqueRefungibleToken(web3, address);596597 const events = await recordEvents(contract, async () => {598 expect(await transferFrom(api, collectionId, tokenId, bob, alice, {Ethereum: receiver}, 51n)).to.be.true;599 });600601 expect(events).to.be.deep.equal([602 {603 address,604 event: 'Transfer',605 args: {606 from: subToEth(alice.address),607 to: receiver,608 value: '51',609 },610 },611 {612 address,613 event: 'Approval',614 args: {615 owner: subToEth(alice.address),616 spender: subToEth(bob.address),617 value: '49',618 },619 },620 ]);621 });622623 itWeb3('Events emitted for transfer()', async ({web3, api, privateKeyWrapper}) => {624 const alice = privateKeyWrapper('//Alice');625626 const collectionId = (await createCollection(api, alice, {mode: {type: 'ReFungible'}})).collectionId;627628 const receiver = createEthAccount(web3);629630 const tokenId = (await createRefungibleToken(api, alice, collectionId, 200n)).itemId;631632 const address = tokenIdToAddress(collectionId, tokenId);633 const contract = uniqueRefungibleToken(web3, address);634635 const events = await recordEvents(contract, async () => {636 expect(await transfer(api, collectionId, tokenId, alice, {Ethereum: receiver}, 51n)).to.be.true;637 });638639 expect(events).to.be.deep.equal([640 {641 address,642 event: 'Transfer',643 args: {644 from: subToEth(alice.address),645 to: receiver,646 value: '51',647 },648 },649 ]);650 });651});652653describe('ERC 1633 implementation', () => {654 itWeb3('Parent NFT token address and id', async ({api, web3, privateKeyWrapper}) => {655 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);656657 const {collectionIdAddress: nftCollectionAddress} = await createNonfungibleCollection(api, web3, owner);658 const nftContract = uniqueNFT(web3, nftCollectionAddress, owner);659 const nftTokenId = await nftContract.methods.nextTokenId().call();660 await nftContract.methods.mint(owner, nftTokenId).send();661 const nftCollectionId = collectionIdFromAddress(nftCollectionAddress);662663 const {collectionIdAddress, collectionId} = await createRefungibleCollection(api, web3, owner);664 const refungibleContract = uniqueRefungible(web3, collectionIdAddress, owner);665 const refungibleTokenId = await refungibleContract.methods.nextTokenId().call();666 await refungibleContract.methods.mint(owner, refungibleTokenId).send();667668 const rftTokenAddress = tokenIdToAddress(collectionId, refungibleTokenId);669 const refungibleTokenContract = uniqueRefungibleToken(web3, rftTokenAddress, owner);670 await refungibleTokenContract.methods.setParentNFT(nftCollectionAddress, nftTokenId).send();671672 const tokenAddress = await refungibleTokenContract.methods.parentToken().call();673 const tokenId = await refungibleTokenContract.methods.parentTokenId().call();674 const nftTokenAddress = tokenIdToAddress(nftCollectionId, nftTokenId);675 expect(tokenAddress).to.be.equal(nftTokenAddress);676 expect(tokenId).to.be.equal(nftTokenId);677 });678679 itWeb3('Default parent token address and id', async ({api, web3, privateKeyWrapper}) => {680 const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);681682 const {collectionIdAddress, collectionId} = await createRefungibleCollection(api, web3, owner);683 const refungibleContract = uniqueRefungible(web3, collectionIdAddress, owner);684 const refungibleTokenId = await refungibleContract.methods.nextTokenId().call();685 await refungibleContract.methods.mint(owner, refungibleTokenId).send();686687 const rftTokenAddress = tokenIdToAddress(collectionId, refungibleTokenId);688 const refungibleTokenContract = uniqueRefungibleToken(web3, rftTokenAddress, owner);689690 const tokenAddress = await refungibleTokenContract.methods.parentToken().call();691 const tokenId = await refungibleTokenContract.methods.parentTokenId().call();692 expect(tokenAddress).to.be.equal(rftTokenAddress);693 expect(tokenId).to.be.equal(refungibleTokenId);694 });695});