1234567891011121314151617import type {IKeyringPair} from '@polkadot/types/types';18import {itEth, expect, SponsoringMode} from '@unique/test-utils/eth/util.js';19import {usingPlaygrounds} from '@unique/test-utils/util.js';2021describe('EVM sponsoring', () => {22 let donor: IKeyringPair;2324 before(async () => {25 await usingPlaygrounds(async (_helper, privateKey) => {26 donor = await privateKey({url: import.meta.url});27 });28 });2930 itEth('Fee is deducted from contract if sponsoring is enabled', async ({helper}) => {31 const owner = await helper.eth.createAccountWithBalance(donor);32 const sponsor = await helper.eth.createAccountWithBalance(donor);33 const caller = helper.eth.createAccount();34 const originalCallerBalance = await helper.balance.getEthereum(caller);3536 expect(originalCallerBalance).to.be.equal(0n);3738 const flipper = await helper.eth.deployFlipper(owner);3940 const helpers = await helper.ethNativeContract.contractHelpers(owner);4142 await helpers.methods.toggleAllowlist(flipper.options.address, true).send({from: owner});43 await helpers.methods.toggleAllowed(flipper.options.address, caller, true).send({from: owner});4445 await helpers.methods.setSponsor(flipper.options.address, sponsor).send({from: owner});46 await helpers.methods.confirmSponsorship(flipper.options.address).send({from: sponsor});4748 expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.false;49 await helpers.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Allowlisted).send({from: owner});50 await helpers.methods.setSponsoringRateLimit(flipper.options.address, 0).send({from: owner});51 expect(await helpers.methods.sponsoringEnabled(flipper.options.address).call()).to.be.true;5253 const originalSponsorBalance = await helper.balance.getEthereum(sponsor);54 expect(originalSponsorBalance).to.be.not.equal(0n);5556 await flipper.methods.flip().send({from: caller});57 expect(await flipper.methods.getValue().call()).to.be.true;5859 60 expect(await helper.balance.getEthereum(caller)).to.be.equal(originalCallerBalance);61 expect(await helper.balance.getEthereum(sponsor)).to.be.not.equal(originalSponsorBalance);62 });6364 itEth('...but this doesn\'t applies to payable value', async ({helper}) => {65 const owner = await helper.eth.createAccountWithBalance(donor);66 const sponsor = await helper.eth.createAccountWithBalance(donor);67 const caller = await helper.eth.createAccountWithBalance(donor);68 const originalCallerBalance = await helper.balance.getEthereum(caller);6970 expect(originalCallerBalance).to.be.not.equal(0n);7172 const collector = await helper.eth.deployCollectorContract(owner);7374 const helpers = await helper.ethNativeContract.contractHelpers(owner);7576 await helpers.methods.toggleAllowlist(collector.options.address, true).send({from: owner});77 await helpers.methods.toggleAllowed(collector.options.address, caller, true).send({from: owner});7879 expect(await helpers.methods.sponsoringEnabled(collector.options.address).call()).to.be.false;80 await helpers.methods.setSponsoringMode(collector.options.address, SponsoringMode.Allowlisted).send({from: owner});81 await helpers.methods.setSponsoringRateLimit(collector.options.address, 0).send({from: owner});82 expect(await helpers.methods.sponsoringEnabled(collector.options.address).call()).to.be.true;8384 await helpers.methods.setSponsor(collector.options.address, sponsor).send({from: owner});85 await helpers.methods.confirmSponsorship(collector.options.address).send({from: sponsor});8687 const originalSponsorBalance = await helper.balance.getEthereum(sponsor);88 expect(originalSponsorBalance).to.be.not.equal(0n);8990 await collector.methods.giveMoney().send({from: caller, value: '10000'});9192 93 expect(await helper.balance.getEthereum(caller)).to.be.equals((originalCallerBalance - 10000n));94 expect(await helper.balance.getEthereum(sponsor)).to.be.not.equals(originalSponsorBalance);95 expect(await collector.methods.getCollected().call()).to.be.equal('10000');96 });97});