git.delta.rocks / unique-network / refs/commits / 310b60e05536

difftreelog

CORE-320 Sponsorship for evm minting

Trubnikov Sergey2022-03-22parent: #7e99203.patch.diff
in: master

2 files changed

modifiedpallets/unique/src/eth/sponsoring.rsdiffbeforeafterboth
--- a/pallets/unique/src/eth/sponsoring.rs
+++ b/pallets/unique/src/eth/sponsoring.rs
@@ -29,6 +29,7 @@
 
 use pallet_nonfungible::erc::{UniqueNFTCall, ERC721UniqueExtensionsCall, ERC721Call};
 use pallet_fungible::erc::{UniqueFungibleCall, ERC20Call};
+use up_data_structs::{CreateItemData, CreateNftData};
 
 pub struct UniqueEthSponsorshipHandler<T: Config>(PhantomData<*const T>);
 impl<T: Config> SponsorshipHandler<T::CrossAccountId, (H160, Vec<u8>)> for UniqueEthSponsorshipHandler<T> {
@@ -57,6 +58,17 @@
 						withdraw_approve::<T>(&collection, who.as_sub(), &token_id)
 							.map(|()| sponsor)
 					}
+					UniqueNFTCall::ERC721Mintable(call) => match call {
+						pallet_nonfungible::erc::ERC721MintableCall::Mint { .. } |
+						pallet_nonfungible::erc::ERC721MintableCall::MintWithTokenUri { .. } => {
+							withdraw_create_item(
+								&collection, 
+								who.as_sub(), 
+								&CreateItemData::NFT(CreateNftData::default()))
+							.map(|()| sponsor)
+						}
+						_ => None,
+    				}
 					_ => None,
 				}
 			}
modifiedtests/src/eth/contractSponsoring.test.tsdiffbeforeafterboth
before · tests/src/eth/contractSponsoring.test.ts
1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// This file is part of Unique Network.34// Unique Network is free software: you can redistribute it and/or modify5// it under the terms of the GNU General Public License as published by6// the Free Software Foundation, either version 3 of the License, or7// (at your option) any later version.89// Unique Network is distributed in the hope that it will be useful,10// but WITHOUT ANY WARRANTY; without even the implied warranty of11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the12// GNU General Public License for more details.1314// You should have received a copy of the GNU General Public License15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.1617import privateKey from '../substrate/privateKey';18import {expect} from 'chai';19import {20  contractHelpers,21  createEthAccountWithBalance,22  transferBalanceToEth,23  deployFlipper,24  itWeb3,25  SponsoringMode,26  createEthAccount,27  collectionIdToAddress,28  GAS_ARGS,29  normalizeEvents,30} from './util/helpers';31import {32  createCollectionExpectSuccess,33  createItemExpectSuccess,34  getCreateCollectionResult,35  normalizeAccountId,36  toSubstrateAddress,37} from '../util/helpers';38import nonFungibleAbi from './nonFungibleAbi.json';39import {40  submitTransactionAsync,41} from '../substrate/substrate-api';42import { evmToAddress } from '@polkadot/util-crypto';4344describe('Sponsoring EVM contracts', () => {45  itWeb3('Sponsoring can be set by the address that has deployed the contract', async ({api, web3}) => {46    const owner = await createEthAccountWithBalance(api, web3);47    const flipper = await deployFlipper(web3, owner);48    const helpers = contractHelpers(web3, owner);49    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;50    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Allowlisted).send({from: owner});51    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;52  });5354  itWeb3('Sponsoring cannot be set by the address that did not deployed the contract', async ({api, web3}) => {55    const owner = await createEthAccountWithBalance(api, web3);56    const notOwner = await createEthAccountWithBalance(api, web3);57    const flipper = await deployFlipper(web3, owner);58    const helpers = contractHelpers(web3, owner);59    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;60    await expect(helpers.methods.setSponsoringMode(notOwner, SponsoringMode.Allowlisted).send({from: notOwner})).to.rejected;61    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;62  });6364  itWeb3('In generous mode, non-allowlisted user transaction will be sponsored', async ({api, web3}) => {65    const alice = privateKey('//Alice');6667    const owner = await createEthAccountWithBalance(api, web3);68    const caller = await createEthAccountWithBalance(api, web3);6970    const flipper = await deployFlipper(web3, owner);7172    const helpers = contractHelpers(web3, owner);7374    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;75    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Generous).send({from: owner});76    await helpers.methods.setSponsoringRateLimit(flipper.options.address, 0).send({from: owner});77    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;7879    await transferBalanceToEth(api, alice, flipper.options.address);8081    const originalFlipperBalance = await web3.eth.getBalance(flipper.options.address);82    expect(originalFlipperBalance).to.be.not.equal('0');8384    await flipper.methods.flip().send({from: caller});85    expect(await flipper.methods.getValue().call()).to.be.true;8687    // Balance should be taken from flipper instead of caller88    const balanceAfter = await web3.eth.getBalance(flipper.options.address);89    expect(+balanceAfter).to.be.lessThan(+originalFlipperBalance);90  });9192  itWeb3('Sponsoring is set, an address that has no UNQ can send a transaction and it works. Sponsor balance should decrease (allowlisted)', async ({api, web3}) => {93    const alice = privateKey('//Alice');9495    const owner = await createEthAccountWithBalance(api, web3);96    const caller = createEthAccount(web3);9798    const flipper = await deployFlipper(web3, owner);99100    const helpers = contractHelpers(web3, owner);101    await helpers.methods.toggleAllowlist(flipper.options.address, true).send({from: owner});102    await helpers.methods.toggleAllowed(flipper.options.address, caller, true).send({from: owner});103104    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;105    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Allowlisted).send({from: owner});106    await helpers.methods.setSponsoringRateLimit(flipper.options.address, 0).send({from: owner});107    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;108109    await transferBalanceToEth(api, alice, flipper.options.address);110111    const originalFlipperBalance = await web3.eth.getBalance(flipper.options.address);112    expect(originalFlipperBalance).to.be.not.equal('0');113114    await flipper.methods.flip().send({from: caller});115    expect(await flipper.methods.getValue().call()).to.be.true;116117    // Balance should be taken from flipper instead of caller118    const balanceAfter = await web3.eth.getBalance(flipper.options.address);119    expect(+balanceAfter).to.be.lessThan(+originalFlipperBalance);120  });121122  itWeb3('Sponsoring is set, an address that has no UNQ can send a transaction and it works. Sponsor balance should not decrease (non-allowlisted)', async ({api, web3}) => {123    const alice = privateKey('//Alice');124125    const owner = await createEthAccountWithBalance(api, web3);126    const caller = createEthAccount(web3);127128    const flipper = await deployFlipper(web3, owner);129130    const helpers = contractHelpers(web3, owner);131132    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;133    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Allowlisted).send({from: owner});134    await helpers.methods.setSponsoringRateLimit(flipper.options.address, 0).send({from: owner});135    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;136137    await transferBalanceToEth(api, alice, flipper.options.address);138139    const originalFlipperBalance = await web3.eth.getBalance(flipper.options.address);140    expect(originalFlipperBalance).to.be.not.equal('0');141142    await expect(flipper.methods.flip().send({from: caller})).to.be.rejectedWith(/InvalidTransaction::Payment/);143    expect(await flipper.methods.getValue().call()).to.be.false;144145    // Balance should be taken from flipper instead of caller146    const balanceAfter = await web3.eth.getBalance(flipper.options.address);147    expect(+balanceAfter).to.be.equals(+originalFlipperBalance);148  });149150  itWeb3('Sponsoring is set, an address that has UNQ can send a transaction and it works. User balance should not change', async ({api, web3}) => {151    const alice = privateKey('//Alice');152153    const owner = await createEthAccountWithBalance(api, web3);154    const caller = await createEthAccountWithBalance(api, web3);155    const originalCallerBalance = await web3.eth.getBalance(caller);156157    const flipper = await deployFlipper(web3, owner);158159    const helpers = contractHelpers(web3, owner);160    await helpers.methods.toggleAllowlist(flipper.options.address, true).send({from: owner});161    await helpers.methods.toggleAllowed(flipper.options.address, caller, true).send({from: owner});162163    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;164    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Allowlisted).send({from: owner});165    await helpers.methods.setSponsoringRateLimit(flipper.options.address, 0).send({from: owner});166    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;167168    await transferBalanceToEth(api, alice, flipper.options.address);169170    const originalFlipperBalance = await web3.eth.getBalance(flipper.options.address);171    expect(originalFlipperBalance).to.be.not.equal('0');172173    await flipper.methods.flip().send({from: caller});174    expect(await flipper.methods.getValue().call()).to.be.true;175176    expect(await web3.eth.getBalance(caller)).to.be.equals(originalCallerBalance);177  });178179  itWeb3('Sponsoring is limited, with setContractRateLimit. The limitation is working if transactions are sent more often, the sender pays the commission.', async ({api, web3}) => {180    const alice = privateKey('//Alice');181182    const owner = await createEthAccountWithBalance(api, web3);183    const caller = await createEthAccountWithBalance(api, web3);184    const originalCallerBalance = await web3.eth.getBalance(caller);185186    const flipper = await deployFlipper(web3, owner);187188    const helpers = contractHelpers(web3, owner);189    await helpers.methods.toggleAllowlist(flipper.options.address, true).send({from: owner});190    await helpers.methods.toggleAllowed(flipper.options.address, caller, true).send({from: owner});191192    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;193    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Allowlisted).send({from: owner});194    await helpers.methods.setSponsoringRateLimit(flipper.options.address, 10).send({from: owner});195    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;196197    await transferBalanceToEth(api, alice, flipper.options.address);198199    const originalFlipperBalance = await web3.eth.getBalance(flipper.options.address);200    expect(originalFlipperBalance).to.be.not.equal('0');201202    await flipper.methods.flip().send({from: caller});203    expect(await flipper.methods.getValue().call()).to.be.true;204    expect(await web3.eth.getBalance(caller)).to.be.equals(originalCallerBalance);205206    await flipper.methods.flip().send({from: caller});207    expect(await web3.eth.getBalance(caller)).to.be.not.equals(originalCallerBalance);208  });209210  // TODO: Find a way to calculate default rate limit211  itWeb3('Default rate limit equals 7200', async ({api, web3}) => {212    const owner = await createEthAccountWithBalance(api, web3);213    const flipper = await deployFlipper(web3, owner);214    const helpers = contractHelpers(web3, owner);215    expect(await helpers.methods.getSponsoringRateLimit(flipper.options.address).call()).to.be.equals('7200');216  });217218219220221222223224  225  itWeb3.only('Sponsoring evm address from substrate collection', async ({api, web3}) => {226    const owner = privateKey('//Alice');227    const userEth = createEthAccount(web3);228    const userSub = evmToAddress(userEth);229    const collectionId = await createCollectionExpectSuccess();230231    {232      const tx = api.tx.unique.setCollectionSponsor(collectionId, owner.address);233      const events = await submitTransactionAsync(owner, tx);234      const result = getCreateCollectionResult(events);235      expect(result.success).to.be.true;236    }237    {238      const tx = api.tx.unique.confirmSponsorship(collectionId);239      const events = await submitTransactionAsync(owner, tx);240      const result = getCreateCollectionResult(events);241      expect(result.success).to.be.true;242    }243244    const address = collectionIdToAddress(collectionId);245    const contract = new web3.eth.Contract(nonFungibleAbi as any, address, {from: userEth, ...GAS_ARGS});246    const receiver = createEthAccount(web3);247248    { // This part should fail, because user not in access list and user have no money249      // const nextTokenId = await contract.methods.nextTokenId().call();250      // expect(nextTokenId).to.be.equal('1');251      // const result = await contract.methods.mintWithTokenURI(252      //   receiver,253      //   nextTokenId,254      //   'Test URI',255      // ).send({from: userEth});256      // const events = normalizeEvents(result.events);257258      // expect(events).to.be.deep.equal([259      //   {260      //     address,261      //     event: 'Transfer',262      //     args: {263      //       from: '0x0000000000000000000000000000000000000000',264      //       to: receiver,265      //       tokenId: nextTokenId,266      //     },267      //   },268      // ]);269270      // expect(await contract.methods.tokenURI(nextTokenId).call()).to.be.equal('Test URI');271    }272273    {274      const tx = api.tx.unique.setPublicAccessMode(collectionId, 'AllowList');275      const events = await submitTransactionAsync(owner, tx);276      const result = getCreateCollectionResult(events);277      expect(result.success).to.be.true;278    }279    {280      const tx = api.tx.unique.addToAllowList(collectionId, {Ethereum: userEth});281      const events = await submitTransactionAsync(owner, tx);282      const result = getCreateCollectionResult(events);283      expect(result.success).to.be.true;284    }285    {286      const tx = api.tx.unique.setMintPermission(collectionId, true);287      const events = await submitTransactionAsync(owner, tx);288      const result = getCreateCollectionResult(events);289      expect(result.success).to.be.true;290    }291292    {293      const nextTokenId = await contract.methods.nextTokenId().call();294      expect(nextTokenId).to.be.equal('1');295      const result = await contract.methods.mintWithTokenURI(296        receiver,297        nextTokenId,298        'Test URI',299      ).send({from: userEth});300      const events = normalizeEvents(result.events);301302      expect(events).to.be.deep.equal([303        {304          address,305          event: 'Transfer',306          args: {307            from: '0x0000000000000000000000000000000000000000',308            to: receiver,309            tokenId: nextTokenId,310          },311        },312      ]);313314      expect(await contract.methods.tokenURI(nextTokenId).call()).to.be.equal('Test URI');315    }316317  });318});
after · tests/src/eth/contractSponsoring.test.ts
1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// This file is part of Unique Network.34// Unique Network is free software: you can redistribute it and/or modify5// it under the terms of the GNU General Public License as published by6// the Free Software Foundation, either version 3 of the License, or7// (at your option) any later version.89// Unique Network is distributed in the hope that it will be useful,10// but WITHOUT ANY WARRANTY; without even the implied warranty of11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the12// GNU General Public License for more details.1314// You should have received a copy of the GNU General Public License15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.1617import privateKey from '../substrate/privateKey';18import {expect} from 'chai';19import {20  contractHelpers,21  createEthAccountWithBalance,22  transferBalanceToEth,23  deployFlipper,24  itWeb3,25  SponsoringMode,26  createEthAccount,27  collectionIdToAddress,28  GAS_ARGS,29  normalizeEvents,30} from './util/helpers';31import {32  createCollectionExpectSuccess,33  getCreateCollectionResult,34} from '../util/helpers';35import nonFungibleAbi from './nonFungibleAbi.json';36import {37  submitTransactionAsync,38} from '../substrate/substrate-api';39import getBalance from '../substrate/get-balance';40import {alicesPublicKey} from '../accounts';4142describe('Sponsoring EVM contracts', () => {43  itWeb3('Sponsoring can be set by the address that has deployed the contract', async ({api, web3}) => {44    const owner = await createEthAccountWithBalance(api, web3);45    const flipper = await deployFlipper(web3, owner);46    const helpers = contractHelpers(web3, owner);47    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;48    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Allowlisted).send({from: owner});49    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;50  });5152  itWeb3('Sponsoring cannot be set by the address that did not deployed the contract', async ({api, web3}) => {53    const owner = await createEthAccountWithBalance(api, web3);54    const notOwner = await createEthAccountWithBalance(api, web3);55    const flipper = await deployFlipper(web3, owner);56    const helpers = contractHelpers(web3, owner);57    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;58    await expect(helpers.methods.setSponsoringMode(notOwner, SponsoringMode.Allowlisted).send({from: notOwner})).to.rejected;59    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;60  });6162  itWeb3('In generous mode, non-allowlisted user transaction will be sponsored', async ({api, web3}) => {63    const alice = privateKey('//Alice');6465    const owner = await createEthAccountWithBalance(api, web3);66    const caller = await createEthAccountWithBalance(api, web3);6768    const flipper = await deployFlipper(web3, owner);6970    const helpers = contractHelpers(web3, owner);7172    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;73    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Generous).send({from: owner});74    await helpers.methods.setSponsoringRateLimit(flipper.options.address, 0).send({from: owner});75    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;7677    await transferBalanceToEth(api, alice, flipper.options.address);7879    const originalFlipperBalance = await web3.eth.getBalance(flipper.options.address);80    expect(originalFlipperBalance).to.be.not.equal('0');8182    await flipper.methods.flip().send({from: caller});83    expect(await flipper.methods.getValue().call()).to.be.true;8485    // Balance should be taken from flipper instead of caller86    const balanceAfter = await web3.eth.getBalance(flipper.options.address);87    expect(+balanceAfter).to.be.lessThan(+originalFlipperBalance);88  });8990  itWeb3('Sponsoring is set, an address that has no UNQ can send a transaction and it works. Sponsor balance should decrease (allowlisted)', async ({api, web3}) => {91    const alice = privateKey('//Alice');9293    const owner = await createEthAccountWithBalance(api, web3);94    const caller = createEthAccount(web3);9596    const flipper = await deployFlipper(web3, owner);9798    const helpers = contractHelpers(web3, owner);99    await helpers.methods.toggleAllowlist(flipper.options.address, true).send({from: owner});100    await helpers.methods.toggleAllowed(flipper.options.address, caller, true).send({from: owner});101102    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;103    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Allowlisted).send({from: owner});104    await helpers.methods.setSponsoringRateLimit(flipper.options.address, 0).send({from: owner});105    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;106107    await transferBalanceToEth(api, alice, flipper.options.address);108109    const originalFlipperBalance = await web3.eth.getBalance(flipper.options.address);110    expect(originalFlipperBalance).to.be.not.equal('0');111112    await flipper.methods.flip().send({from: caller});113    expect(await flipper.methods.getValue().call()).to.be.true;114115    // Balance should be taken from flipper instead of caller116    const balanceAfter = await web3.eth.getBalance(flipper.options.address);117    expect(+balanceAfter).to.be.lessThan(+originalFlipperBalance);118  });119120  itWeb3('Sponsoring is set, an address that has no UNQ can send a transaction and it works. Sponsor balance should not decrease (non-allowlisted)', async ({api, web3}) => {121    const alice = privateKey('//Alice');122123    const owner = await createEthAccountWithBalance(api, web3);124    const caller = createEthAccount(web3);125126    const flipper = await deployFlipper(web3, owner);127128    const helpers = contractHelpers(web3, owner);129130    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;131    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Allowlisted).send({from: owner});132    await helpers.methods.setSponsoringRateLimit(flipper.options.address, 0).send({from: owner});133    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;134135    await transferBalanceToEth(api, alice, flipper.options.address);136137    const originalFlipperBalance = await web3.eth.getBalance(flipper.options.address);138    expect(originalFlipperBalance).to.be.not.equal('0');139140    await expect(flipper.methods.flip().send({from: caller})).to.be.rejectedWith(/InvalidTransaction::Payment/);141    expect(await flipper.methods.getValue().call()).to.be.false;142143    // Balance should be taken from flipper instead of caller144    const balanceAfter = await web3.eth.getBalance(flipper.options.address);145    expect(+balanceAfter).to.be.equals(+originalFlipperBalance);146  });147148  itWeb3('Sponsoring is set, an address that has UNQ can send a transaction and it works. User balance should not change', async ({api, web3}) => {149    const alice = privateKey('//Alice');150151    const owner = await createEthAccountWithBalance(api, web3);152    const caller = await createEthAccountWithBalance(api, web3);153    const originalCallerBalance = await web3.eth.getBalance(caller);154155    const flipper = await deployFlipper(web3, owner);156157    const helpers = contractHelpers(web3, owner);158    await helpers.methods.toggleAllowlist(flipper.options.address, true).send({from: owner});159    await helpers.methods.toggleAllowed(flipper.options.address, caller, true).send({from: owner});160161    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;162    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Allowlisted).send({from: owner});163    await helpers.methods.setSponsoringRateLimit(flipper.options.address, 0).send({from: owner});164    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;165166    await transferBalanceToEth(api, alice, flipper.options.address);167168    const originalFlipperBalance = await web3.eth.getBalance(flipper.options.address);169    expect(originalFlipperBalance).to.be.not.equal('0');170171    await flipper.methods.flip().send({from: caller});172    expect(await flipper.methods.getValue().call()).to.be.true;173174    expect(await web3.eth.getBalance(caller)).to.be.equals(originalCallerBalance);175  });176177  itWeb3('Sponsoring is limited, with setContractRateLimit. The limitation is working if transactions are sent more often, the sender pays the commission.', async ({api, web3}) => {178    const alice = privateKey('//Alice');179180    const owner = await createEthAccountWithBalance(api, web3);181    const caller = await createEthAccountWithBalance(api, web3);182    const originalCallerBalance = await web3.eth.getBalance(caller);183184    const flipper = await deployFlipper(web3, owner);185186    const helpers = contractHelpers(web3, owner);187    await helpers.methods.toggleAllowlist(flipper.options.address, true).send({from: owner});188    await helpers.methods.toggleAllowed(flipper.options.address, caller, true).send({from: owner});189190    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;191    await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Allowlisted).send({from: owner});192    await helpers.methods.setSponsoringRateLimit(flipper.options.address, 10).send({from: owner});193    expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;194195    await transferBalanceToEth(api, alice, flipper.options.address);196197    const originalFlipperBalance = await web3.eth.getBalance(flipper.options.address);198    expect(originalFlipperBalance).to.be.not.equal('0');199200    await flipper.methods.flip().send({from: caller});201    expect(await flipper.methods.getValue().call()).to.be.true;202    expect(await web3.eth.getBalance(caller)).to.be.equals(originalCallerBalance);203204    await flipper.methods.flip().send({from: caller});205    expect(await web3.eth.getBalance(caller)).to.be.not.equals(originalCallerBalance);206  });207208  // TODO: Find a way to calculate default rate limit209  itWeb3('Default rate limit equals 7200', async ({api, web3}) => {210    const owner = await createEthAccountWithBalance(api, web3);211    const flipper = await deployFlipper(web3, owner);212    const helpers = contractHelpers(web3, owner);213    expect(await helpers.methods.getSponsoringRateLimit(flipper.options.address).call()).to.be.equals('7200');214  });215216  itWeb3.only('Sponsoring evm address from substrate collection', async ({api, web3}) => {217    const owner = privateKey('//Alice');218    const userEth = createEthAccount(web3);219    const collectionId = await createCollectionExpectSuccess();220221    {222      const tx = api.tx.unique.setCollectionSponsor(collectionId, owner.address);223      const events = await submitTransactionAsync(owner, tx);224      const result = getCreateCollectionResult(events);225      expect(result.success).to.be.true;226    }227    {228      const tx = api.tx.unique.confirmSponsorship(collectionId);229      const events = await submitTransactionAsync(owner, tx);230      const result = getCreateCollectionResult(events);231      expect(result.success).to.be.true;232    }233234    const address = collectionIdToAddress(collectionId);235    const contract = new web3.eth.Contract(nonFungibleAbi as any, address, {from: userEth, ...GAS_ARGS});236237    { // This part should fail, because user not in access list and user have no money238      const nextTokenId = await contract.methods.nextTokenId().call();239      expect(nextTokenId).to.be.equal('1');240      await expect(contract.methods.mintWithTokenURI(241        userEth,242        nextTokenId,243        'Test URI',244      ).call({from: userEth})).to.be.rejectedWith(/PublicMintingNotAllowed/);245    }246247    {248      const tx = api.tx.unique.setPublicAccessMode(collectionId, 'AllowList');249      const events = await submitTransactionAsync(owner, tx);250      const result = getCreateCollectionResult(events);251      expect(result.success).to.be.true;252    }253    {254      const tx = api.tx.unique.addToAllowList(collectionId, {Ethereum: userEth});255      const events = await submitTransactionAsync(owner, tx);256      const result = getCreateCollectionResult(events);257      expect(result.success).to.be.true;258    }259    {260      const tx = api.tx.unique.setMintPermission(collectionId, true);261      const events = await submitTransactionAsync(owner, tx);262      const result = getCreateCollectionResult(events);263      expect(result.success).to.be.true;264    }265266    const [alicesBalanceBefore] = await getBalance(api, [alicesPublicKey]);267268    {269      const nextTokenId = await contract.methods.nextTokenId().call();270      expect(nextTokenId).to.be.equal('1');271      const result = await contract.methods.mintWithTokenURI(272        userEth,273        nextTokenId,274        'Test URI',275      ).send({from: userEth});276      const events = normalizeEvents(result.events);277278      expect(events).to.be.deep.equal([279        {280          address,281          event: 'Transfer',282          args: {283            from: '0x0000000000000000000000000000000000000000',284            to: userEth,285            tokenId: nextTokenId,286          },287        },288      ]);289290      expect(await contract.methods.tokenURI(nextTokenId).call()).to.be.equal('Test URI');291    }292293    const [alicesBalanceAfter] = await getBalance(api, [alicesPublicKey]);294    expect(alicesBalanceAfter < alicesBalanceBefore).to.be.true;295  });296});