git.delta.rocks / unique-network / refs/commits / c52f33f18ea3

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 {IKeyringPair} from '@polkadot/types/types';18import {19  normalizeAccountId,20  getModuleNames,21  Pallets,22} from './util/helpers';2324import chai from 'chai';25import chaiAsPromised from 'chai-as-promised';26import {usingPlaygrounds} from './util/playgrounds';2728import {encodeAddress} from '@polkadot/util-crypto';29import {stringToU8a} from '@polkadot/util';30import {ApiPromise} from '@polkadot/api';31import {SponsoringMode, contractHelpers, createEthAccountWithBalance, deployFlipper, itWeb3, transferBalanceToEth} from './eth/util/helpers';32chai.use(chaiAsPromised);33const expect = chai.expect;3435let alice: IKeyringPair;36let palletAdmin: IKeyringPair;37let nominal: bigint;38const palletAddress = calculatePalleteAddress('appstake');39let accounts: IKeyringPair[] = [];4041before(async function () {42  await usingPlaygrounds(async (helper, privateKeyWrapper) => {43    if (!getModuleNames(helper.api!).includes(Pallets.AppPromotion)) this.skip();44    alice = privateKeyWrapper('//Alice');45    palletAdmin = privateKeyWrapper('//Charlie'); // TODO use custom address46    await helper.signTransaction(alice, helper.api!.tx.sudo.sudo(helper.api!.tx.appPromotion.setAdminAddress({Substrate: palletAdmin.address})));47    nominal = helper.balance.getOneTokenNominal();48    await helper.balance.transferToSubstrate(alice, palletAdmin.address, 1000n * nominal);49    await helper.balance.transferToSubstrate(alice, palletAddress, 1000n * nominal);50    accounts = await helper.arrange.createCrowd(100, 1000n, alice); // create accounts-pool to speed up tests51  });52});5354describe('app-promotions.stake extrinsic', () => {55  it('should "lock" staking balance, add it to "staked" map, and increase "totalStaked" amount', async () => {56    await usingPlaygrounds(async (helper) => {57      const [staker, recepient] = [accounts.pop()!, accounts.pop()!];58      const totalStakedBefore = await helper.staking.getTotalStaked();5960      // Minimum stake amount is 100:61      await expect(helper.staking.stake(staker, 100n * nominal - 1n)).to.be.eventually.rejected;62      await helper.staking.stake(staker, 100n * nominal);6364      // Staker balance is: miscFrozen: 100, feeFrozen: 100, reserved: 0n...65      // ...so he can not transfer 90066      expect (await helper.balance.getSubstrateFull(staker.address)).to.contain({miscFrozen: 100n * nominal, feeFrozen: 100n * nominal, reserved: 0n});67      await expect(helper.balance.transferToSubstrate(staker, recepient.address, 900n * nominal)).to.be.rejected;68      69      expect(await helper.staking.getTotalStakingLocked({Substrate: staker.address})).to.be.equal(100n * nominal);70      expect(await helper.staking.getTotalStaked({Substrate: staker.address})).to.be.equal(100n * nominal);71      expect(await helper.balance.getSubstrate(staker.address) / nominal).to.be.equal(999n);72      // it is potentially flaky test. Promotion can credited some tokens. Maybe we need to use closeTo? 73      expect(await helper.staking.getTotalStaked()).to.be.equal(totalStakedBefore + 100n * nominal); // total tokens amount staked in app-promotion increased 7475      76      await helper.staking.stake(staker, 200n * nominal);77      expect(await helper.staking.getTotalStakingLocked({Substrate: staker.address})).to.be.equal(300n * nominal);78      expect(await helper.staking.getTotalStaked({Substrate: staker.address})).to.be.equal(300n * nominal);79      expect((await helper.staking.getTotalStakedPerBlock({Substrate: staker.address})).map((x) => x[1])).to.be.deep.equal([100n * nominal, 200n * nominal]);80    });81  });8283  it('should allow to create maximum 10 stakes for account', async () => {84    await usingPlaygrounds(async (helper) => {85      const [staker] = await helper.arrange.createAccounts([2000n], alice);86      console.log(staker.address);87      for (let i = 0; i < 10; i++) {88        await helper.staking.stake(staker, 100n * nominal);89      }9091      // can have 10 stakes92      expect(await helper.staking.getTotalStaked({Substrate: staker.address})).to.be.equal(1000n * nominal);93      expect(await helper.staking.getTotalStakedPerBlock({Substrate: staker.address})).to.have.length(10);9495      await expect(helper.staking.stake(staker, 100n * nominal)).to.be.rejected;9697      // After unstake can stake again98      await helper.staking.unstake(staker);99      await helper.staking.stake(staker, 100n * nominal);100      expect(await helper.staking.getTotalStaked({Substrate: staker.address})).to.equal(100n * nominal);101    });102  });103  104  it('should reject transaction if stake amount is more than total free balance minus frozen', async () => {105    await usingPlaygrounds(async helper => { 106      const staker = accounts.pop()!;107108      // Can't stake full balance because Alice needs to pay some fee109      await expect(helper.staking.stake(staker, 1000n * nominal)).to.be.eventually.rejected;110      await helper.staking.stake(staker, 500n * nominal);111112      // Can't stake 500 tkn because Alice has Less than 500 transferable;113      await expect(helper.staking.stake(staker, 500n * nominal)).to.be.eventually.rejected; 114      expect(await helper.staking.getTotalStaked({Substrate: staker.address})).to.be.equal(500n * nominal);115    });116  });117  118  it('for different accounts in one block is possible', async () => {119    await usingPlaygrounds(async helper => {120      const crowd = [accounts.pop()!, accounts.pop()!, accounts.pop()!, accounts.pop()!];121      122      const crowdStartsToStake = crowd.map(user => helper.staking.stake(user, 100n * nominal));123      await expect(Promise.all(crowdStartsToStake)).to.be.eventually.fulfilled;124125      const crowdStakes = await Promise.all(crowd.map(address => helper.staking.getTotalStaked({Substrate: address.address})));126      expect(crowdStakes).to.deep.equal([100n * nominal, 100n * nominal, 100n * nominal, 100n * nominal]);127    });128  });129});130131describe('unstake balance extrinsic', () => {  132  it('should change balance state from "frozen" to "reserved", add it to "pendingUnstake" map, and subtract it from totalStaked', async () => {133    await usingPlaygrounds(async helper => {134      const [staker, recepient] = [accounts.pop()!, accounts.pop()!];135      const totalStakedBefore = await helper.staking.getTotalStaked();136      await helper.staking.stake(staker, 900n * nominal);137      await helper.staking.unstake(staker);138139      // Right after unstake balance is reserved140      // Staker can not transfer 141      expect(await helper.balance.getSubstrateFull(staker.address)).to.deep.contain({reserved: 900n * nominal, miscFrozen: 0n, feeFrozen: 0n});142      await expect(helper.balance.transferToSubstrate(staker, recepient.address, 100n * nominal)).to.be.rejected;143      expect(await helper.staking.getPendingUnstake({Substrate: staker.address})).to.be.equal(900n * nominal);144      expect(await helper.staking.getTotalStaked({Substrate: staker.address})).to.be.equal(0n);145      expect(await helper.staking.getTotalStaked()).to.be.equal(totalStakedBefore);146    });147  });148149  it('should unlock balance after unlocking period ends and remove it from "pendingUnstake"', async () => {150    // TODO Flaky test151    await usingPlaygrounds(async (helper) => {152      const staker = accounts.pop()!;153      await helper.staking.stake(staker, 100n * nominal);154      await helper.staking.unstake(staker);155156      // Wait for unstaking period. Balance now free ~1000; reserved, frozen, miscFrozeb: 0n157      await waitForRelayBlock(helper.api!, 20);158      expect(await helper.balance.getSubstrateFull(staker.address)).to.deep.contain({reserved: 0n, miscFrozen: 0n, feeFrozen: 0n});159      expect(await helper.balance.getSubstrate(staker.address) / nominal).to.be.equal(999n);160161      // staker can transfer:162      await helper.balance.transferToSubstrate(staker, alice.address, 998n * nominal);163      expect(await helper.balance.getSubstrate(staker.address) / nominal).to.be.equal(1n);164    });165  });166167  it('should successfully unstake multiple stakes', async () => {168    await usingPlaygrounds(async helper => {169      const staker = accounts.pop()!;170      await helper.staking.stake(staker, 100n * nominal);171      await helper.staking.stake(staker, 200n * nominal);172      await helper.staking.stake(staker, 300n * nominal);173174      // staked: [100, 200, 300]; unstaked: 0175      let pendingUnstake = await helper.staking.getPendingUnstake({Substrate: staker.address});176      let unstakedPerBlock = (await helper.staking.getPendingUnstakePerBlock({Substrate: staker.address})).map(stake => stake[1]);177      let stakedPerBlock = (await helper.staking.getTotalStakedPerBlock({Substrate: staker.address})).map(stake => stake[1]);178      expect(pendingUnstake).to.be.deep.equal(0n);179      expect(unstakedPerBlock).to.be.deep.equal([]);180      expect(stakedPerBlock).to.be.deep.equal([100n * nominal, 200n * nominal, 300n * nominal]);181     182      // Can unstake multiple stakes183      await helper.staking.unstake(staker);184      pendingUnstake = await helper.staking.getPendingUnstake({Substrate: staker.address});185      unstakedPerBlock = (await helper.staking.getPendingUnstakePerBlock({Substrate: staker.address})).map(stake => stake[1]);186      stakedPerBlock = (await helper.staking.getTotalStakedPerBlock({Substrate: staker.address})).map(stake => stake[1]);187      expect(pendingUnstake).to.be.equal(600n * nominal);188      expect(stakedPerBlock).to.be.deep.equal([]);189      expect(unstakedPerBlock).to.be.deep.equal([600n * nominal]);190191      expect (await helper.balance.getSubstrateFull(staker.address)).to.deep.contain({reserved: 600n * nominal, feeFrozen: 0n, miscFrozen: 0n});192      await waitForRelayBlock(helper.api!, 20);193      expect (await helper.balance.getSubstrateFull(staker.address)).to.deep.contain({reserved: 0n, feeFrozen: 0n, miscFrozen: 0n});194      expect (await helper.balance.getSubstrate(staker.address) / nominal).to.be.equal(999n);195    });196  });197198  it('should not have any effects if no active stakes', async () => {199    await usingPlaygrounds(async (helper) => {200      const staker = accounts.pop()!;201      202      // unstake has no effect if no stakes at all203      await helper.staking.unstake(staker);204      expect(await helper.staking.getPendingUnstake({Substrate: staker.address})).to.be.equal(0n);205      expect(await helper.staking.getTotalStakingLocked({Substrate: staker.address})).to.be.equal(0n);206      expect(await helper.balance.getSubstrate(staker.address) / nominal).to.be.equal(999n); // TODO bigint closeTo helper207208      // TODO stake() unstake() waitUnstaked() unstake();209210      // can't unstake if there are only pendingUnstakes211      await helper.staking.stake(staker, 100n * nominal);212      await helper.staking.unstake(staker);213      await helper.staking.unstake(staker);214215      expect(await helper.staking.getPendingUnstake({Substrate: staker.address})).to.be.equal(100n * nominal);216      expect(await helper.staking.getTotalStakingLocked({Substrate: staker.address})).to.be.equal(100n * nominal);217      expect(await helper.staking.getTotalStaked({Substrate: staker.address})).to.be.equal(0n);218    });219  });220221  it('should keep different unlocking block for each unlocking stake', async () => {222    await usingPlaygrounds(async (helper) => {223      const staker = accounts.pop()!;224      await helper.staking.stake(staker, 100n * nominal);225      await helper.staking.unstake(staker);226      await helper.staking.stake(staker, 120n * nominal);227      await helper.staking.unstake(staker);228229      const unstakingPerBlock = await helper.staking.getPendingUnstakePerBlock({Substrate: staker.address});230      expect(unstakingPerBlock).has.length(2);231      expect(unstakingPerBlock[0][1]).to.equal(100n * nominal);232      expect(unstakingPerBlock[1][1]).to.equal(120n * nominal);233    });234  });235236  it('should be possible for different accounts in one block', async () => {237    await usingPlaygrounds(async (helper) => {238      const stakers = [accounts.pop()!, accounts.pop()!, accounts.pop()!];239240      await Promise.all(stakers.map(staker => helper.staking.stake(staker, 100n * nominal)));241      await Promise.all(stakers.map(staker => helper.staking.unstake(staker)));242243      await Promise.all(stakers.map(async (staker) => {244        expect(await helper.staking.getPendingUnstake({Substrate: staker.address})).to.be.equal(100n * nominal);245        expect(await helper.staking.getTotalStaked({Substrate: staker.address})).to.be.equal(0n);246      }));247    });248  });249250  // TODO for different accounts in one block is possible251});252253describe('Admin adress', () => {254  it('can be set by sudo only', async () => {255    await usingPlaygrounds(async (helper) => {256      const nonAdmin = accounts.pop()!;257      // nonAdmin can not set admin not from himself nor as a sudo258      await expect(helper.signTransaction(nonAdmin, helper.api!.tx.appPromotion.setAdminAddress({Substrate: nonAdmin.address}))).to.be.eventually.rejected;259      await expect(helper.signTransaction(nonAdmin, helper.api!.tx.sudo.sudo(helper.api!.tx.appPromotion.setAdminAddress({Substrate: nonAdmin.address})))).to.be.eventually.rejected;260261      // Alice can262      await expect(helper.signTransaction(alice, helper.api!.tx.sudo.sudo(helper.api!.tx.appPromotion.setAdminAddress({Substrate: palletAdmin.address})))).to.be.eventually.fulfilled;263    });264  });265  266  it('can be any valid CrossAccountId', async () => {267    // We are not going to set an eth address as a sponsor,268    // but we do want to check, it doesn't break anything;269    await usingPlaygrounds(async (helper) => {270      const account = accounts.pop()!;271      const ethAccount = helper.address.substrateToEth(account.address); 272      // Alice sets Ethereum address as a sudo. Then Substrate address back...273      await expect(helper.signTransaction(alice, helper.api!.tx.sudo.sudo(helper.api!.tx.appPromotion.setAdminAddress({Ethereum: ethAccount})))).to.be.eventually.fulfilled;274      await expect(helper.signTransaction(alice, helper.api!.tx.sudo.sudo(helper.api!.tx.appPromotion.setAdminAddress({Substrate: palletAdmin.address})))).to.be.eventually.fulfilled;275      276      // ...It doesn't break anything;277      const collection = await helper.nft.mintCollection(account, {name: 'New', description: 'New Collection', tokenPrefix: 'Promotion'});278      await expect(helper.signTransaction(account, helper.api!.tx.appPromotion.sponsorCollection(collection.collectionId))).to.be.eventually.rejected;279    });280  });281282  it('can be reassigned', async () => {283    await usingPlaygrounds(async (helper) => {284      const [oldAdmin, newAdmin, collectionOwner] = [accounts.pop()!, accounts.pop()!, accounts.pop()!];285      const collection  = await helper.nft.mintCollection(collectionOwner, {name: 'New', description: 'New Collection', tokenPrefix: 'Promotion'});286      287      await expect(helper.signTransaction(alice, helper.api!.tx.sudo.sudo(helper.api!.tx.appPromotion.setAdminAddress(normalizeAccountId(oldAdmin))))).to.be.eventually.fulfilled;288      await expect(helper.signTransaction(alice, helper.api!.tx.sudo.sudo(helper.api!.tx.appPromotion.setAdminAddress(normalizeAccountId(newAdmin))))).to.be.eventually.fulfilled;289      await expect(helper.signTransaction(oldAdmin, helper.api!.tx.appPromotion.sponsorCollection(collection.collectionId))).to.be.eventually.rejected;290      291      await expect(helper.signTransaction(newAdmin, helper.api!.tx.appPromotion.sponsorCollection(collection.collectionId))).to.be.eventually.fulfilled;292    });293  });294});295296describe('App-promotion collection sponsoring', () => {297  before(async function () {298    await usingPlaygrounds(async (helper) => {299      const tx = helper.api!.tx.sudo.sudo(helper.api!.tx.appPromotion.setAdminAddress({Substrate: palletAdmin.address}));300      await helper.signTransaction(alice, tx);301    });302  });303304  it('should actually sponsor transactions', async () => {305    await usingPlaygrounds(async (helper) => {306      const [collectionOwner, tokenSender, receiver] = [accounts.pop()!, accounts.pop()!, accounts.pop()!];307      const collection = await helper.nft.mintCollection(collectionOwner, {name: 'Name', description: 'Description', tokenPrefix: 'Prefix', limits: {sponsorTransferTimeout: 0}});308      const token = await collection.mintToken(collectionOwner, {Substrate: tokenSender.address});309      await helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.sponsorCollection(collection.collectionId));310      const palletBalanceBefore = await helper.balance.getSubstrate(palletAddress);311312      await token.transfer(tokenSender, {Substrate: receiver.address});313      expect (await token.getOwner()).to.be.deep.equal({Substrate: receiver.address});314      const palletBalanceAfter = await helper.balance.getSubstrate(palletAddress);315316      // senders balance the same, transaction has sponsored317      expect (await helper.balance.getSubstrate(tokenSender.address)).to.be.equal(1000n * nominal);318      expect (palletBalanceBefore > palletBalanceAfter).to.be.true;319    });320  });321322  it('can not be set by non admin', async () => {323    await usingPlaygrounds(async (helper) => {324      const [collectionOwner, nonAdmin] = [accounts.pop()!, accounts.pop()!];325326      const collection  = await helper.nft.mintCollection(collectionOwner, {name: 'New', description: 'New Collection', tokenPrefix: 'Promotion'});327      328      await expect(helper.signTransaction(nonAdmin, helper.api!.tx.appPromotion.sponsorCollection(collection.collectionId))).to.be.eventually.rejected;329      expect((await collection.getData())?.raw.sponsorship).to.equal('Disabled');330    });331  });332333  it('should set pallet address as confirmed admin', async () => {334    await usingPlaygrounds(async (helper) => {335      const [collectionOwner, oldSponsor] = [accounts.pop()!, accounts.pop()!];336      337      // Can set sponsoring for collection without sponsor338      const collectionWithoutSponsor = await helper.nft.mintCollection(collectionOwner, {name: 'No-sponsor', description: 'New Collection', tokenPrefix: 'Promotion'});339      await expect(helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.sponsorCollection(collectionWithoutSponsor.collectionId))).to.be.eventually.fulfilled;340      expect((await collectionWithoutSponsor.getData())?.raw.sponsorship).to.be.deep.equal({Confirmed: palletAddress});341342      // Can set sponsoring for collection with unconfirmed sponsor343      const collectionWithUnconfirmedSponsor = await helper.nft.mintCollection(collectionOwner, {name: 'Unconfirmed', description: 'New Collection', tokenPrefix: 'Promotion', pendingSponsor: oldSponsor.address});344      expect((await collectionWithUnconfirmedSponsor.getData())?.raw.sponsorship).to.be.deep.equal({Unconfirmed: oldSponsor.address});345      await expect(helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.sponsorCollection(collectionWithUnconfirmedSponsor.collectionId))).to.be.eventually.fulfilled;346      expect((await collectionWithUnconfirmedSponsor.getData())?.raw.sponsorship).to.be.deep.equal({Confirmed: palletAddress});347348      // Can set sponsoring for collection with confirmed sponsor349      const collectionWithConfirmedSponsor = await helper.nft.mintCollection(collectionOwner, {name: 'Confirmed', description: 'New Collection', tokenPrefix: 'Promotion', pendingSponsor: oldSponsor.address});350      await collectionWithConfirmedSponsor.confirmSponsorship(oldSponsor);351      await expect(helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.sponsorCollection(collectionWithConfirmedSponsor.collectionId))).to.be.eventually.fulfilled;352      expect((await collectionWithConfirmedSponsor.getData())?.raw.sponsorship).to.be.deep.equal({Confirmed: palletAddress});353    });354  });355356  it('can be overwritten by collection owner', async () => {    357    await usingPlaygrounds(async (helper) => {358      const [collectionOwner, newSponsor] = [accounts.pop()!, accounts.pop()!];359      const collection  = await helper.nft.mintCollection(collectionOwner, {name: 'New', description: 'New Collection', tokenPrefix: 'Promotion'});360      const collectionId = collection.collectionId;361      362      await expect(helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.sponsorCollection(collectionId))).to.be.eventually.fulfilled;363      364      // Collection limits still can be changed by the owner365      expect(await collection.setLimits(collectionOwner, {sponsorTransferTimeout: 0})).to.be.true;366      expect((await collection.getData())?.raw.limits.sponsorTransferTimeout).to.be.equal(0);367      expect((await collection.getData())?.raw.sponsorship).to.be.deep.equal({Confirmed: palletAddress});368369      // Collection sponsor can be changed too370      expect((await collection.setSponsor(collectionOwner, newSponsor.address))).to.be.true;371      expect((await collection.getData())?.raw.sponsorship).to.be.deep.equal({Unconfirmed: newSponsor.address});372    });373  });374  375  it('should not overwrite collection limits set by the owner earlier', async () => {376    await usingPlaygrounds(async (helper) => {377      const limits = {ownerCanDestroy: true, ownerCanTransfer: true, sponsorTransferTimeout: 0};378      const collectionWithLimits = await helper.nft.mintCollection(alice, {name: 'New', description: 'New Collection', tokenPrefix: 'Promotion', limits});379380      await expect(helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.sponsorCollection(collectionWithLimits.collectionId))).to.be.eventually.fulfilled;381      expect((await collectionWithLimits.getData())?.raw.limits).to.be.deep.contain(limits);382    });383  });384  385  it('should reject transaction if collection doesn\'t exist', async () => {386    await usingPlaygrounds(async (helper) => {387      const collectionOwner = accounts.pop()!;388      389      // collection has never existed390      await expect(helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.sponsorCollection(999999999))).to.be.eventually.rejected;391      // collection has been burned392      const collection = await helper.nft.mintCollection(collectionOwner, {name: 'New', description: 'New Collection', tokenPrefix: 'Promotion'});393      await collection.burn(collectionOwner);394395      await expect(helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.sponsorCollection(collection.collectionId))).to.be.eventually.rejected;396    });397  });398});399400describe('app-promotion stopSponsoringCollection', () => {401  it('can not be called by non-admin', async () => {    402    await usingPlaygrounds(async (helper) => {403      const [collectionOwner, nonAdmin] = [accounts.pop()!, accounts.pop()!];404      const collection = await helper.nft.mintCollection(collectionOwner, {name: 'New', description: 'New Collection', tokenPrefix: 'Promotion'});405      406      await expect(helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.sponsorCollection(collection.collectionId))).to.be.eventually.fulfilled;407      408      await expect(helper.signTransaction(nonAdmin, helper.api!.tx.appPromotion.stopSponsoringCollection(collection.collectionId))).to.be.eventually.rejected;409      expect((await collection.getData())?.raw.sponsorship).to.be.deep.equal({Confirmed: palletAddress});410    });411  });412413  it('should set sponsoring as disabled', async () => {414    await usingPlaygrounds(async (helper) => {415      const [collectionOwner, recepient] = [accounts.pop()!, accounts.pop()!];416      const collection = await helper.nft.mintCollection(collectionOwner, {name: 'New', description: 'New Collection', tokenPrefix: 'Promotion', limits: {sponsorTransferTimeout: 0}});417      const token = await collection.mintToken(collectionOwner, {Substrate: collectionOwner.address});418      419      await helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.sponsorCollection(collection.collectionId));420      await helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.stopSponsoringCollection(collection.collectionId));421      422      expect((await collection.getData())?.raw.sponsorship).to.be.equal('Disabled');423424      // Transactions are not sponsored anymore:425      const ownerBalanceBefore = await helper.balance.getSubstrate(collectionOwner.address);426      await token.transfer(collectionOwner, {Substrate: recepient.address});427      const ownerBalanceAfter = await helper.balance.getSubstrate(collectionOwner.address);428      expect(ownerBalanceAfter < ownerBalanceBefore).to.be.equal(true);429    });430  });431432  it('should not affect collection which is not sponsored by pallete', async () => {433    await usingPlaygrounds(async (helper) => {434      const collectionOwner = accounts.pop()!;435      const collection = await helper.nft.mintCollection(collectionOwner, {name: 'New', description: 'New Collection', tokenPrefix: 'Promotion', pendingSponsor: collectionOwner.address});436      await collection.confirmSponsorship(collectionOwner);437      438      await expect(helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.stopSponsoringCollection(collection.collectionId))).to.be.eventually.rejected;439      440      expect((await collection.getData())?.raw.sponsorship).to.be.deep.equal({Confirmed: collectionOwner.address});441    });442  });443444  it('should reject transaction if collection does not exist', async () => {    445    await usingPlaygrounds(async (helper) => {446      const collectionOwner = accounts.pop()!;447      const collection = await helper.nft.mintCollection(collectionOwner, {name: 'New', description: 'New Collection', tokenPrefix: 'Promotion'});448      449      await collection.burn(collectionOwner);450      await expect(helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.stopSponsoringCollection(collection.collectionId))).to.be.eventually.rejected;451      await expect(helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.stopSponsoringCollection(999999999))).to.be.eventually.rejected;452    });453  });454});455456describe('app-promotion contract sponsoring', () => {457  itWeb3('should set palletes address as a sponsor', async ({api, web3, privateKeyWrapper}) => {458    await usingPlaygrounds(async (helper) => {459      const contractOwner = (await createEthAccountWithBalance(api, web3, privateKeyWrapper)).toLowerCase();460      const flipper = await deployFlipper(web3, contractOwner);461      const contractMethods = contractHelpers(web3, contractOwner);462463      await helper.signTransaction(palletAdmin, api.tx.appPromotion.sponsorContract(flipper.options.address));464      465      expect(await contractMethods.methods.hasSponsor(flipper.options.address).call()).to.be.true;  466      expect((await api.query.evmContractHelpers.owner(flipper.options.address)).toJSON()).to.be.equal(contractOwner);  467      expect((await api.query.evmContractHelpers.sponsoring(flipper.options.address)).toJSON()).to.deep.equal({468        confirmed: {469          substrate: palletAddress,470        },471      });472    });473  });474475  itWeb3('should overwrite sponsoring mode and existed sponsor', async ({api, web3, privateKeyWrapper}) => {476    await usingPlaygrounds(async (helper) => {477      const contractOwner = (await createEthAccountWithBalance(api, web3, privateKeyWrapper)).toLowerCase();478      const flipper = await deployFlipper(web3, contractOwner);479      const contractMethods = contractHelpers(web3, contractOwner);480481      await expect(contractMethods.methods.selfSponsoredEnable(flipper.options.address).send()).to.be.not.rejected;482483      // Contract is self sponsored484      expect((await api.query.evmContractHelpers.sponsoring(flipper.options.address)).toJSON()).to.be.deep.equal({485        confirmed: {486          ethereum: flipper.options.address.toLowerCase(),487        },488      });489490      // set promotion sponsoring491      await helper.signTransaction(palletAdmin, api.tx.appPromotion.sponsorContract(flipper.options.address));492493      // new sponsor is pallet address494      expect(await contractMethods.methods.hasSponsor(flipper.options.address).call()).to.be.true;  495      expect((await api.query.evmContractHelpers.owner(flipper.options.address)).toJSON()).to.be.equal(contractOwner);  496      expect((await api.query.evmContractHelpers.sponsoring(flipper.options.address)).toJSON()).to.deep.equal({497        confirmed: {498          substrate: palletAddress,499        },500      });501    });502  });503504  itWeb3('can be overwritten by contract owner', async ({api, web3, privateKeyWrapper}) => {505    await usingPlaygrounds(async (helper) => {      506      const contractOwner = (await createEthAccountWithBalance(api, web3, privateKeyWrapper)).toLowerCase();507      const flipper = await deployFlipper(web3, contractOwner);508      const contractMethods = contractHelpers(web3, contractOwner);509510      // contract sponsored by pallet511      await helper.signTransaction(palletAdmin, api.tx.appPromotion.sponsorContract(flipper.options.address));512513      // owner sets self sponsoring514      await expect(contractMethods.methods.selfSponsoredEnable(flipper.options.address).send()).to.be.not.rejected;515516      expect(await contractMethods.methods.hasSponsor(flipper.options.address).call()).to.be.true;  517      expect((await api.query.evmContractHelpers.owner(flipper.options.address)).toJSON()).to.be.equal(contractOwner);  518      expect((await api.query.evmContractHelpers.sponsoring(flipper.options.address)).toJSON()).to.deep.equal({519        confirmed: {520          ethereum: flipper.options.address.toLowerCase(),521        },522      });523    });524  });525526  itWeb3('can not be set by non admin', async ({api, web3, privateKeyWrapper}) => {527    await usingPlaygrounds(async (helper) => {      528      const nonAdmin = accounts.pop()!;529      const contractOwner = (await createEthAccountWithBalance(api, web3, privateKeyWrapper)).toLowerCase();530      const flipper = await deployFlipper(web3, contractOwner);531      const contractMethods = contractHelpers(web3, contractOwner);532533      await expect(contractMethods.methods.selfSponsoredEnable(flipper.options.address).send()).to.be.not.rejected;534535      // nonAdmin calls sponsorContract536      await expect(helper.signTransaction(nonAdmin, api.tx.appPromotion.sponsorContract(flipper.options.address))).to.be.rejected;537538      // contract still self-sponsored 539      expect((await api.query.evmContractHelpers.sponsoring(flipper.options.address)).toJSON()).to.deep.equal({540        confirmed: {541          ethereum: flipper.options.address.toLowerCase(),542        },543      });544    });545546    itWeb3('should be rejected for non-contract address', async ({api, web3, privateKeyWrapper}) => {547      await usingPlaygrounds(async (helper) => {548549      });550    });551  });552553  itWeb3('should actually sponsor transactions', async ({api, web3, privateKeyWrapper}) => {554    await usingPlaygrounds(async (helper) => {      555      const caller = await createEthAccountWithBalance(api, web3, privateKeyWrapper);556      const contractOwner = (await createEthAccountWithBalance(api, web3, privateKeyWrapper)).toLowerCase();557      const flipper = await deployFlipper(web3, contractOwner);558      const contractHelper = contractHelpers(web3, contractOwner);559      await contractHelper.methods.setSponsoringRateLimit(flipper.options.address, 0).send({from: contractOwner});560      await contractHelper.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Generous).send({from: contractOwner});561      await transferBalanceToEth(api, alice, flipper.options.address, 1000n);562563      await helper.signTransaction(palletAdmin, api.tx.appPromotion.sponsorContract(flipper.options.address));564      await flipper.methods.flip().send({from: caller});565      expect(await flipper.methods.getValue().call()).to.be.true;566567      const callerBalance = await helper.balance.getEthereum(caller);568      const contractBalanceAfter = await helper.balance.getEthereum(flipper.options.address);569570      expect(callerBalance).to.be.equal(1000n * nominal);571      expect(1000n * nominal > contractBalanceAfter).to.be.true;572    });573  });574});575576describe('app-promotion stopSponsoringContract', () => {  577  itWeb3('should remove pallet address from contract sponsors', async ({api, web3, privateKeyWrapper}) => {578    await usingPlaygrounds(async (helper) => {      579      const caller = await createEthAccountWithBalance(api, web3, privateKeyWrapper);580      const contractOwner = (await createEthAccountWithBalance(api, web3, privateKeyWrapper)).toLowerCase();581      const flipper = await deployFlipper(web3, contractOwner);582      await transferBalanceToEth(api, alice, flipper.options.address);583      const contractHelper = contractHelpers(web3, contractOwner);584      await contractHelper.methods.setSponsoringMode(flipper.options.address, SponsoringMode.Generous).send({from: contractOwner});585      await helper.signTransaction(palletAdmin, api.tx.appPromotion.sponsorContract(flipper.options.address));586      await helper.signTransaction(palletAdmin, api.tx.appPromotion.stopSponsoringContract(flipper.options.address));587588      expect(await contractHelper.methods.hasSponsor(flipper.options.address).call()).to.be.false;  589      expect((await api.query.evmContractHelpers.owner(flipper.options.address)).toJSON()).to.be.equal(contractOwner);  590      expect((await api.query.evmContractHelpers.sponsoring(flipper.options.address)).toJSON()).to.deep.equal({591        disabled: null,592      });593594      await flipper.methods.flip().send({from: caller});595      expect(await flipper.methods.getValue().call()).to.be.true;596597      const callerBalance = await helper.balance.getEthereum(caller);598      const contractBalanceAfter = await helper.balance.getEthereum(flipper.options.address);599600      // caller payed for call601      expect(1000n * nominal > callerBalance).to.be.true;602      expect(contractBalanceAfter).to.be.equal(1000n * nominal);603    });604  });605606  itWeb3('can not be called by non-admin', async ({api, web3, privateKeyWrapper}) => {607    await usingPlaygrounds(async (helper) => {      608      const nonAdmin = accounts.pop()!;609      const contractOwner = (await createEthAccountWithBalance(api, web3, privateKeyWrapper)).toLowerCase();610      const flipper = await deployFlipper(web3, contractOwner);611612      await helper.signTransaction(palletAdmin, api.tx.appPromotion.sponsorContract(flipper.options.address));613      await expect(helper.signTransaction(nonAdmin, api.tx.appPromotion.stopSponsoringContract(flipper.options.address))).to.be.rejected;614    });615  });616617  itWeb3('should not affect a contract which is not sponsored by pallete', async ({api, web3, privateKeyWrapper}) => {618    await usingPlaygrounds(async (helper) => {      619      const nonAdmin = accounts.pop()!;620      const contractOwner = (await createEthAccountWithBalance(api, web3, privateKeyWrapper)).toLowerCase();621      const flipper = await deployFlipper(web3, contractOwner);622      const contractHelper = contractHelpers(web3, contractOwner);623      await expect(contractHelper.methods.selfSponsoredEnable(flipper.options.address).send()).to.be.not.rejected;624625      await expect(helper.signTransaction(nonAdmin, api.tx.appPromotion.stopSponsoringContract(flipper.options.address))).to.be.rejected;626    });627  });628});629630describe('app-promotion rewards', () => {631  it('can not be called by non admin', async () => {632    await usingPlaygrounds(async (helper) => {633      const nonAdmin = accounts.pop()!;634      await expect(helper.signTransaction(nonAdmin, helper.api!.tx.appPromotion.payoutStakers(100))).to.be.rejected;635    });636  });637638  it('should credit 0.05% for staking period', async () => {    639    // TODO flaky test640    await usingPlaygrounds(async helper => {641      const staker = accounts.pop()!;642      643      await helper.staking.stake(staker, 100n * nominal);644      await helper.staking.stake(staker, 200n * nominal);645      await waitForRelayBlock(helper.api!, 30);646      await helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.payoutStakers(100));647648      const totalStakedPerBlock = (await helper.staking.getTotalStakedPerBlock({Substrate: staker.address})).map(s => s[1]);649      expect(totalStakedPerBlock).to.be.deep.equal([calculateIncome(100n * nominal, 10n), calculateIncome(200n * nominal, 10n)]);650    });651  });652653  it('shoud be paid for more than one period if payments was missed', async () => {654    // TODO flaky test655    await usingPlaygrounds(async (helper) => {656      const staker = accounts.pop()!;657658      await helper.staking.stake(staker, 100n * nominal);659      await helper.staking.stake(staker, 200n * nominal);660661      await waitForRelayBlock(helper.api!, 55);662      await helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.payoutStakers(100));663      const stakedPerBlock = await helper.staking.getTotalStakedPerBlock({Substrate: staker.address});664      expect(stakedPerBlock[0][1]).to.be.equal(calculateIncome(100n * nominal, 10n, 2));665      expect(stakedPerBlock[1][1]).to.be.equal(calculateIncome(200n * nominal, 10n, 2));666667      const stakerFullBalance = await helper.balance.getSubstrateFull(staker.address);668      const frozenBalanceShouldBe = calculateIncome(300n * nominal, 10n, 2);669670      expect(stakerFullBalance).to.contain({reserved: 0n, feeFrozen: frozenBalanceShouldBe, miscFrozen: frozenBalanceShouldBe});671    });672  });673  674  it('should not be credited for unstaked (reserved) balance', async () => {675    await usingPlaygrounds(async helper => {676      // staker unstakes before rewards has been initialized677      const staker = accounts.pop()!;678      await helper.staking.stake(staker, 100n * nominal);679      await waitForRelayBlock(helper.api!, 40);680      await helper.staking.unstake(staker);681      682      // so he did not receive any rewards683      const totalBalanceBefore = await helper.balance.getSubstrate(staker.address);684      await helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.payoutStakers(100));685      const totalBalanceAfter = await helper.balance.getSubstrate(staker.address);686687      expect(totalBalanceBefore).to.be.equal(totalBalanceAfter);688    });689  });690  691  it('should bring compound interest', async () => {692    // TODO flaky test693    await usingPlaygrounds(async helper => {694      const staker = accounts.pop()!;695            696      await helper.staking.stake(staker, 100n * nominal);697      await helper.staking.stake(staker, 200n * nominal);698      await helper.staking.stake(staker, 300n * nominal);699      700      await waitForRelayBlock(helper.api!, 34);701      await helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.payoutStakers(100));702      let totalStakedPerBlock = (await helper.staking.getTotalStakedPerBlock({Substrate: staker.address})).map(s => s[1]);703      expect(totalStakedPerBlock).to.deep.equal([calculateIncome(100n * nominal, 10n), calculateIncome(200n * nominal, 10n), calculateIncome(300n * nominal, 10n)]);704      705      await waitForRelayBlock(helper.api!, 20);706      await helper.signTransaction(palletAdmin, helper.api!.tx.appPromotion.payoutStakers(100));707      totalStakedPerBlock = (await helper.staking.getTotalStakedPerBlock({Substrate: staker.address})).map(s => s[1]);708      expect(totalStakedPerBlock).to.deep.equal([calculateIncome(100n * nominal, 10n, 2), calculateIncome(200n * nominal, 10n, 2), calculateIncome(300n * nominal, 10n, 2)]);      709    });710  });711712  it.skip('can handle 40.000 rewards', async () => {713    await usingPlaygrounds(async (helper) => {714      const [donor] = await helper.arrange.createAccounts([7_000_000n], alice);715      const crowdStakes = async () => {716        // each account in the crowd stakes 2 times717        const crowd = await helper.arrange.createCrowd(500, 300n, donor);718        await Promise.all(crowd.map(account => helper.staking.stake(account, 100n * nominal)));719        await Promise.all(crowd.map(account => helper.staking.stake(account, 100n * nominal)));720        // 721      };722723      for (let i = 0; i < 40; i++) {724        await crowdStakes();725      }726727      // TODO pay rewards for some period728    });729  });730});731732async function waitForRelayBlock(api: ApiPromise, blocks = 1): Promise<void> {733  const current_block = (await api.query.parachainSystem.lastRelayChainBlockNumber()).toNumber();734  return new Promise<void>(async (resolve, reject) => {735    const unsubscribe = await api.query.parachainSystem.validationData(async (data) => {736      // console.log(`${current_block} || ${data.value.relayParentNumber.toNumber()}`);737      if (data.value.relayParentNumber.toNumber() - current_block >= blocks) {738        unsubscribe();739        resolve();740      }741    });742  });743}744745function calculatePalleteAddress(palletId: any) {746  const address = stringToU8a(('modl' + palletId).padEnd(32, '\0'));747  return encodeAddress(address);748}749750function calculateIncome(base: bigint, calcPeriod: bigint, iter = 0): bigint {751  const DAY = 7200n;752  const ACCURACY = 1_000_000_000n;753  const income = base + base * (ACCURACY * (calcPeriod * 5n) / (10_000n * DAY)) / ACCURACY ;754  755  if (iter > 1) {756    return calculateIncome(income, calcPeriod, iter - 1);757  } else return income;758}