git.delta.rocks / unique-network / refs/commits / 792111584ff1

difftreelog

feat westmint playgrounds

Daniel Shiposha2022-10-11parent: #3b6e667.patch.diff
in: master

3 files changed

modifiedtests/src/util/playgrounds/index.tsdiffbeforeafterboth
--- a/tests/src/util/playgrounds/index.ts
+++ b/tests/src/util/playgrounds/index.ts
@@ -9,7 +9,7 @@
 import '../../interfaces/augment-api-events';
 import {ChainHelperBase} from './unique';
 import {ILogger} from './types';
-import {DevUniqueHelper, SilentLogger, SilentConsole, DevMoonbeamHelper, DevMoonriverHelper, DevAcalaHelper, DevKaruraHelper, DevRelayHelper} from './unique.dev';
+import {DevUniqueHelper, SilentLogger, SilentConsole, DevMoonbeamHelper, DevMoonriverHelper, DevAcalaHelper, DevKaruraHelper, DevRelayHelper, DevWestmintHelper} from './unique.dev';
 
 chai.use(chaiAsPromised);
 export const expect = chai.expect;
@@ -36,9 +36,8 @@
   return usingPlaygroundsGeneral<DevUniqueHelper>(DevUniqueHelper, url, code);
 };
 
-// TODO specific type
-export const usingStatemintPlaygrounds = async (url: string, code: (helper: DevUniqueHelper, privateKey: (seed: string) => IKeyringPair) => Promise<void>) => {
-  return usingPlaygroundsGeneral<DevUniqueHelper>(DevUniqueHelper, url, code);
+export const usingWestmintPlaygrounds = async (url: string, code: (helper: DevWestmintHelper, privateKey: (seed: string) => IKeyringPair) => Promise<void>) => {
+  return usingPlaygroundsGeneral<DevWestmintHelper>(DevWestmintHelper, url, code);
 };
 
 export const usingRelayPlaygrounds = async (url: string, code: (helper: DevRelayHelper, privateKey: (seed: string) => IKeyringPair) => Promise<void>) => {
modifiedtests/src/util/playgrounds/unique.dev.tsdiffbeforeafterboth
before · tests/src/util/playgrounds/unique.dev.ts
1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// SPDX-License-Identifier: Apache-2.034import {mnemonicGenerate} from '@polkadot/util-crypto';5import {UniqueHelper, MoonbeamHelper, ChainHelperBase, AcalaHelper, RelayHelper} from './unique';6import {ApiPromise, Keyring, WsProvider} from '@polkadot/api';7import * as defs from '../../interfaces/definitions';8import {IKeyringPair} from '@polkadot/types/types';9import {EventRecord} from '@polkadot/types/interfaces';10import {ICrossAccountId} from './types';1112export class SilentLogger {13  log(_msg: any, _level: any): void { }14  level = {15    ERROR: 'ERROR' as const,16    WARNING: 'WARNING' as const,17    INFO: 'INFO' as const,18  };19}2021export class SilentConsole {22  // TODO: Remove, this is temporary: Filter unneeded API output23  // (Jaco promised it will be removed in the next version)24  consoleErr: any;25  consoleLog: any;26  consoleWarn: any;2728  constructor() {29    this.consoleErr = console.error;30    this.consoleLog = console.log;31    this.consoleWarn = console.warn;32  }3334  enable() {  35    const outFn = (printer: any) => (...args: any[]) => {36      for (const arg of args) {37        if (typeof arg !== 'string')38          continue;39        if (arg.includes('1000:: Normal connection closure') || arg.includes('Not decorating unknown runtime apis:') || arg.includes('RPC methods not decorated:') || arg === 'Normal connection closure')40          return;41      }42      printer(...args);43    };44  45    console.error = outFn(this.consoleErr.bind(console));46    console.log = outFn(this.consoleLog.bind(console));47    console.warn = outFn(this.consoleWarn.bind(console));48  }4950  disable() {51    console.error = this.consoleErr;52    console.log = this.consoleLog;53    console.warn = this.consoleWarn;54  }55}5657export class DevUniqueHelper extends UniqueHelper {58  /**59   * Arrange methods for tests60   */61  arrange: ArrangeGroup;62  wait: WaitGroup;63  admin: AdminGroup;6465  constructor(logger: { log: (msg: any, level: any) => void, level: any }, options: {[key: string]: any} = {}) {66    options.helperBase = options.helperBase ?? DevUniqueHelper;6768    super(logger, options);69    this.arrange = new ArrangeGroup(this);70    this.wait = new WaitGroup(this);71    this.admin = new AdminGroup(this);72  }7374  async connect(wsEndpoint: string, _listeners?: any): Promise<void> {75    const wsProvider = new WsProvider(wsEndpoint);76    this.api = new ApiPromise({77      provider: wsProvider,78      signedExtensions: {79        ContractHelpers: {80          extrinsic: {},81          payload: {},82        },83        FakeTransactionFinalizer: {84          extrinsic: {},85          payload: {},86        },87      },88      rpc: {89        unique: defs.unique.rpc,90        appPromotion: defs.appPromotion.rpc,91        rmrk: defs.rmrk.rpc,92        eth: {93          feeHistory: {94            description: 'Dummy',95            params: [],96            type: 'u8',97          },98          maxPriorityFeePerGas: {99            description: 'Dummy',100            params: [],101            type: 'u8',102          },103        },104      },105    });106    await this.api.isReadyOrError;107    this.network = await UniqueHelper.detectNetwork(this.api);108  }109}110111export class DevRelayHelper extends RelayHelper {}112113export class DevMoonbeamHelper extends MoonbeamHelper {114  account: MoonbeamAccountGroup;115  wait: WaitGroup;116117  constructor(logger: { log: (msg: any, level: any) => void, level: any }, options: {[key: string]: any} = {}) {118    options.helperBase = options.helperBase ?? DevMoonbeamHelper;119120    super(logger, options);121    this.account = new MoonbeamAccountGroup(this);122    this.wait = new WaitGroup(this);123  }124}125126export class DevMoonriverHelper extends DevMoonbeamHelper {}127128export class DevAcalaHelper extends AcalaHelper {129  wait: WaitGroup;130131  constructor(logger: { log: (msg: any, level: any) => void, level: any }, options: {[key: string]: any} = {}) {132    options.helperBase = options.helperBase ?? DevAcalaHelper;133134    super(logger, options);135    this.wait = new WaitGroup(this);136  }137}138139export class DevKaruraHelper extends DevAcalaHelper {}140141class ArrangeGroup {142  helper: DevUniqueHelper;143144  constructor(helper: DevUniqueHelper) {145    this.helper = helper;146  }147148  /**149   * Generates accounts with the specified UNQ token balance 150   * @param balances balances for generated accounts. Each balance will be multiplied by the token nominal.151   * @param donor donor account for balances152   * @returns array of newly created accounts153   * @example const [acc1, acc2, acc3] = await createAccounts([0n, 10n, 20n], donor); 154   */155  createAccounts = async (balances: bigint[], donor: IKeyringPair): Promise<IKeyringPair[]> => {156    let nonce = await this.helper.chain.getNonce(donor.address);157    const wait = new WaitGroup(this.helper);158    const ss58Format = this.helper.chain.getChainProperties().ss58Format;159    const tokenNominal = this.helper.balance.getOneTokenNominal();160    const transactions = [];161    const accounts: IKeyringPair[] = [];162    for (const balance of balances) {163      const recipient = this.helper.util.fromSeed(mnemonicGenerate(), ss58Format);164      accounts.push(recipient);165      if (balance !== 0n) {166        const tx = this.helper.constructApiCall('api.tx.balances.transfer', [{Id: recipient.address}, balance * tokenNominal]);167        transactions.push(this.helper.signTransaction(donor, tx, {nonce}, 'account generation'));168        nonce++;169      }170    }171172    await Promise.all(transactions).catch(_e => {});173    174    //#region TODO remove this region, when nonce problem will be solved175    const checkBalances = async () => {176      let isSuccess = true;177      for (let i = 0; i < balances.length; i++) {178        const balance = await this.helper.balance.getSubstrate(accounts[i].address);179        if (balance !== balances[i] * tokenNominal) {180          isSuccess = false;181          break;182        }183      }184      return isSuccess;185    };186187    let accountsCreated = false;188    // checkBalances retry up to 5 blocks189    for (let index = 0; index < 5; index++) {190      accountsCreated = await checkBalances();191      if(accountsCreated) break;192      await wait.newBlocks(1);193    }194195    if (!accountsCreated) throw Error('Accounts generation failed');196    //#endregion197198    return accounts;199  };200201  // TODO combine this method and createAccounts into one202  createCrowd = async (accountsToCreate: number, withBalance: bigint, donor: IKeyringPair): Promise<IKeyringPair[]> => {  203    const createAsManyAsCan = async () => {204      let transactions: any = [];205      const accounts: IKeyringPair[] = [];206      let nonce = await this.helper.chain.getNonce(donor.address);207      const tokenNominal = this.helper.balance.getOneTokenNominal();208      for (let i = 0; i < accountsToCreate; i++) {209        if (i === 500) { // if there are too many accounts to create210          await Promise.allSettled(transactions); // wait while first 500 (should be 100 for devnode) tx will be settled 211          transactions = []; //212          nonce = await this.helper.chain.getNonce(donor.address); // update nonce 213        }214        const recepient = this.helper.util.fromSeed(mnemonicGenerate());215        accounts.push(recepient);216        if (withBalance !== 0n) {217          const tx = this.helper.constructApiCall('api.tx.balances.transfer', [{Id: recepient.address}, withBalance * tokenNominal]);218          transactions.push(this.helper.signTransaction(donor, tx, {nonce}, 'account generation'));219          nonce++;220        }221      }222      223      const fullfilledAccounts = [];224      await Promise.allSettled(transactions);225      for (const account of accounts) {226        const accountBalance = await this.helper.balance.getSubstrate(account.address);227        if (accountBalance === withBalance * tokenNominal) {228          fullfilledAccounts.push(account);229        }230      }231      return fullfilledAccounts;232    };233234    235    const crowd: IKeyringPair[] = [];236    // do up to 5 retries237    for (let index = 0; index < 5 && accountsToCreate !== 0; index++) {238      const asManyAsCan = await createAsManyAsCan();239      crowd.push(...asManyAsCan);240      accountsToCreate -= asManyAsCan.length;241    }242243    if (accountsToCreate !== 0) throw Error(`Crowd generation failed: ${accountsToCreate} accounts left`);244245    return crowd;246  };247248  isDevNode = async () => {249    const block1 = await this.helper.callRpc('api.rpc.chain.getBlock', [await this.helper.callRpc('api.rpc.chain.getBlockHash', [1])]);250    const block2 = await this.helper.callRpc('api.rpc.chain.getBlock', [await this.helper.callRpc('api.rpc.chain.getBlockHash', [2])]);251    const findCreationDate = async (block: any) => {252      const humanBlock = block.toHuman();253      let date;254      humanBlock.block.extrinsics.forEach((ext: any) => {255        if(ext.method.section === 'timestamp') {256          date = Number(ext.method.args.now.replaceAll(',', ''));257        }258      });259      return date;260    };261    const block1date = await findCreationDate(block1);262    const block2date = await findCreationDate(block2);263    if(block2date! - block1date! < 9000) return true;264  };265  266  async calculcateFee(payer: ICrossAccountId, promise: () => Promise<any>): Promise<bigint> {267    const address = payer.Substrate ? payer.Substrate : await this.helper.address.ethToSubstrate(payer.Ethereum!);268    let balance = await this.helper.balance.getSubstrate(address); 269    270    await promise();271    272    balance -= await this.helper.balance.getSubstrate(address);273    274    return balance;275  }276}277278class MoonbeamAccountGroup {279  helper: MoonbeamHelper;280281  _alithAccount: IKeyringPair;282  _baltatharAccount: IKeyringPair;283  _dorothyAccount: IKeyringPair;284285  constructor(helper: MoonbeamHelper) {286    this.helper = helper;287288    const keyring = new Keyring({type: 'ethereum'});289    const alithPrivateKey = '0x5fb92d6e98884f76de468fa3f6278f8807c48bebc13595d45af5bdc4da702133';290    const baltatharPrivateKey = '0x8075991ce870b93a8870eca0c0f91913d12f47948ca0fd25b49c6fa7cdbeee8b';291    const dorothyPrivateKey = '0x39539ab1876910bbf3a223d84a29e28f1cb4e2e456503e7e91ed39b2e7223d68';292293    this._alithAccount = keyring.addFromUri(alithPrivateKey, undefined, 'ethereum');294    this._baltatharAccount = keyring.addFromUri(baltatharPrivateKey, undefined, 'ethereum');295    this._dorothyAccount = keyring.addFromUri(dorothyPrivateKey, undefined, 'ethereum');296  }297298  alithAccount() {299    return this._alithAccount;300  }301302  baltatharAccount() {303    return this._baltatharAccount;304  }305306  dorothyAccount() {307    return this._dorothyAccount;308  }309}310311class WaitGroup {312  helper: ChainHelperBase;313314  constructor(helper: ChainHelperBase) {315    this.helper = helper;316  }317318  /**319   * Wait for specified number of blocks320   * @param blocksCount number of blocks to wait321   * @returns 322   */323  async newBlocks(blocksCount = 1): Promise<void> {324    // eslint-disable-next-line no-async-promise-executor325    const promise = new Promise<void>(async (resolve) => {326      const unsubscribe = await this.helper.getApi().rpc.chain.subscribeNewHeads(() => {327        if (blocksCount > 0) {328          blocksCount--;329        } else {330          unsubscribe();331          resolve();332        }333      });334    });335    return promise;336  }337338  async forParachainBlockNumber(blockNumber: bigint) {339    // eslint-disable-next-line no-async-promise-executor340    return new Promise<void>(async (resolve) => {341      const unsubscribe = await this.helper.getApi().rpc.chain.subscribeNewHeads(async (data: any) => {342        if (data.number.toNumber() >= blockNumber) {343          unsubscribe();344          resolve();345        }346      });347    });348  }349  350  async forRelayBlockNumber(blockNumber: bigint) {351    // eslint-disable-next-line no-async-promise-executor352    return new Promise<void>(async (resolve) => {353      const unsubscribe = await this.helper.getApi().query.parachainSystem.validationData(async (data: any) => {354        if (data.value.relayParentNumber.toNumber() >= blockNumber) {355          // @ts-ignore356          unsubscribe();357          resolve();358        }359      });360    });361  }362363  async event(maxBlocksToWait: number, eventSection: string, eventMethod: string) {364    // eslint-disable-next-line no-async-promise-executor365    const promise = new Promise<EventRecord | null>(async (resolve) => {366      const unsubscribe = await this.helper.getApi().rpc.chain.subscribeNewHeads(async header => {367        const blockNumber = header.number.toHuman();368        const blockHash = header.hash;369        const eventIdStr = `${eventSection}.${eventMethod}`;370        const waitLimitStr = `wait blocks remaining: ${maxBlocksToWait}`;371  372        console.log(`[Block #${blockNumber}] Waiting for event \`${eventIdStr}\` (${waitLimitStr})`);373  374        const apiAt = await this.helper.getApi().at(blockHash);375        const eventRecords = await apiAt.query.system.events();376  377        const neededEvent = eventRecords.find(r => {378          return r.event.section == eventSection && r.event.method == eventMethod;379        });380  381        if (neededEvent) {382          unsubscribe();383          resolve(neededEvent);384        } else if (maxBlocksToWait > 0) {385          maxBlocksToWait--;386        } else {387          console.log(`Event \`${eventIdStr}\` is NOT found`);388  389          unsubscribe();390          resolve(null);391        }392      });393    });394    return promise;395  }396}397398class AdminGroup {399  helper: UniqueHelper;400401  constructor(helper: UniqueHelper) {402    this.helper = helper;403  }404405  async payoutStakers(signer: IKeyringPair, stakersToPayout: number) {406    const payoutResult = await this.helper.executeExtrinsic(signer, 'api.tx.appPromotion.payoutStakers', [stakersToPayout], true);407    return payoutResult.result.events.filter(e => e.event.method === 'StakingRecalculation').map(e => {408      return {409        staker: e.event.data[0].toString(),410        stake: e.event.data[1].toBigInt(),411        payout: e.event.data[2].toBigInt(),412      };413    });414  }415}
after · tests/src/util/playgrounds/unique.dev.ts
1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// SPDX-License-Identifier: Apache-2.034import {mnemonicGenerate} from '@polkadot/util-crypto';5import {UniqueHelper, MoonbeamHelper, ChainHelperBase, AcalaHelper, RelayHelper, WestmintHelper} from './unique';6import {ApiPromise, Keyring, WsProvider} from '@polkadot/api';7import * as defs from '../../interfaces/definitions';8import {IKeyringPair} from '@polkadot/types/types';9import {EventRecord} from '@polkadot/types/interfaces';10import {ICrossAccountId} from './types';1112export class SilentLogger {13  log(_msg: any, _level: any): void { }14  level = {15    ERROR: 'ERROR' as const,16    WARNING: 'WARNING' as const,17    INFO: 'INFO' as const,18  };19}2021export class SilentConsole {22  // TODO: Remove, this is temporary: Filter unneeded API output23  // (Jaco promised it will be removed in the next version)24  consoleErr: any;25  consoleLog: any;26  consoleWarn: any;2728  constructor() {29    this.consoleErr = console.error;30    this.consoleLog = console.log;31    this.consoleWarn = console.warn;32  }3334  enable() {  35    const outFn = (printer: any) => (...args: any[]) => {36      for (const arg of args) {37        if (typeof arg !== 'string')38          continue;39        if (arg.includes('1000:: Normal connection closure') || arg.includes('Not decorating unknown runtime apis:') || arg.includes('RPC methods not decorated:') || arg === 'Normal connection closure')40          return;41      }42      printer(...args);43    };44  45    console.error = outFn(this.consoleErr.bind(console));46    console.log = outFn(this.consoleLog.bind(console));47    console.warn = outFn(this.consoleWarn.bind(console));48  }4950  disable() {51    console.error = this.consoleErr;52    console.log = this.consoleLog;53    console.warn = this.consoleWarn;54  }55}5657export class DevUniqueHelper extends UniqueHelper {58  /**59   * Arrange methods for tests60   */61  arrange: ArrangeGroup;62  wait: WaitGroup;63  admin: AdminGroup;6465  constructor(logger: { log: (msg: any, level: any) => void, level: any }, options: {[key: string]: any} = {}) {66    options.helperBase = options.helperBase ?? DevUniqueHelper;6768    super(logger, options);69    this.arrange = new ArrangeGroup(this);70    this.wait = new WaitGroup(this);71    this.admin = new AdminGroup(this);72  }7374  async connect(wsEndpoint: string, _listeners?: any): Promise<void> {75    const wsProvider = new WsProvider(wsEndpoint);76    this.api = new ApiPromise({77      provider: wsProvider,78      signedExtensions: {79        ContractHelpers: {80          extrinsic: {},81          payload: {},82        },83        FakeTransactionFinalizer: {84          extrinsic: {},85          payload: {},86        },87      },88      rpc: {89        unique: defs.unique.rpc,90        appPromotion: defs.appPromotion.rpc,91        rmrk: defs.rmrk.rpc,92        eth: {93          feeHistory: {94            description: 'Dummy',95            params: [],96            type: 'u8',97          },98          maxPriorityFeePerGas: {99            description: 'Dummy',100            params: [],101            type: 'u8',102          },103        },104      },105    });106    await this.api.isReadyOrError;107    this.network = await UniqueHelper.detectNetwork(this.api);108  }109}110111export class DevRelayHelper extends RelayHelper {}112113export class DevWestmintHelper extends WestmintHelper {114  wait: WaitGroup;115116  constructor(logger: { log: (msg: any, level: any) => void, level: any }, options: {[key: string]: any} = {}) {117    options.helperBase = options.helperBase ?? DevWestmintHelper;118119    super(logger, options);120    this.wait = new WaitGroup(this);121  }122}123124export class DevMoonbeamHelper extends MoonbeamHelper {125  account: MoonbeamAccountGroup;126  wait: WaitGroup;127128  constructor(logger: { log: (msg: any, level: any) => void, level: any }, options: {[key: string]: any} = {}) {129    options.helperBase = options.helperBase ?? DevMoonbeamHelper;130131    super(logger, options);132    this.account = new MoonbeamAccountGroup(this);133    this.wait = new WaitGroup(this);134  }135}136137export class DevMoonriverHelper extends DevMoonbeamHelper {}138139export class DevAcalaHelper extends AcalaHelper {140  wait: WaitGroup;141142  constructor(logger: { log: (msg: any, level: any) => void, level: any }, options: {[key: string]: any} = {}) {143    options.helperBase = options.helperBase ?? DevAcalaHelper;144145    super(logger, options);146    this.wait = new WaitGroup(this);147  }148}149150export class DevKaruraHelper extends DevAcalaHelper {}151152class ArrangeGroup {153  helper: DevUniqueHelper;154155  constructor(helper: DevUniqueHelper) {156    this.helper = helper;157  }158159  /**160   * Generates accounts with the specified UNQ token balance 161   * @param balances balances for generated accounts. Each balance will be multiplied by the token nominal.162   * @param donor donor account for balances163   * @returns array of newly created accounts164   * @example const [acc1, acc2, acc3] = await createAccounts([0n, 10n, 20n], donor); 165   */166  createAccounts = async (balances: bigint[], donor: IKeyringPair): Promise<IKeyringPair[]> => {167    let nonce = await this.helper.chain.getNonce(donor.address);168    const wait = new WaitGroup(this.helper);169    const ss58Format = this.helper.chain.getChainProperties().ss58Format;170    const tokenNominal = this.helper.balance.getOneTokenNominal();171    const transactions = [];172    const accounts: IKeyringPair[] = [];173    for (const balance of balances) {174      const recipient = this.helper.util.fromSeed(mnemonicGenerate(), ss58Format);175      accounts.push(recipient);176      if (balance !== 0n) {177        const tx = this.helper.constructApiCall('api.tx.balances.transfer', [{Id: recipient.address}, balance * tokenNominal]);178        transactions.push(this.helper.signTransaction(donor, tx, {nonce}, 'account generation'));179        nonce++;180      }181    }182183    await Promise.all(transactions).catch(_e => {});184    185    //#region TODO remove this region, when nonce problem will be solved186    const checkBalances = async () => {187      let isSuccess = true;188      for (let i = 0; i < balances.length; i++) {189        const balance = await this.helper.balance.getSubstrate(accounts[i].address);190        if (balance !== balances[i] * tokenNominal) {191          isSuccess = false;192          break;193        }194      }195      return isSuccess;196    };197198    let accountsCreated = false;199    // checkBalances retry up to 5 blocks200    for (let index = 0; index < 5; index++) {201      accountsCreated = await checkBalances();202      if(accountsCreated) break;203      await wait.newBlocks(1);204    }205206    if (!accountsCreated) throw Error('Accounts generation failed');207    //#endregion208209    return accounts;210  };211212  // TODO combine this method and createAccounts into one213  createCrowd = async (accountsToCreate: number, withBalance: bigint, donor: IKeyringPair): Promise<IKeyringPair[]> => {  214    const createAsManyAsCan = async () => {215      let transactions: any = [];216      const accounts: IKeyringPair[] = [];217      let nonce = await this.helper.chain.getNonce(donor.address);218      const tokenNominal = this.helper.balance.getOneTokenNominal();219      for (let i = 0; i < accountsToCreate; i++) {220        if (i === 500) { // if there are too many accounts to create221          await Promise.allSettled(transactions); // wait while first 500 (should be 100 for devnode) tx will be settled 222          transactions = []; //223          nonce = await this.helper.chain.getNonce(donor.address); // update nonce 224        }225        const recepient = this.helper.util.fromSeed(mnemonicGenerate());226        accounts.push(recepient);227        if (withBalance !== 0n) {228          const tx = this.helper.constructApiCall('api.tx.balances.transfer', [{Id: recepient.address}, withBalance * tokenNominal]);229          transactions.push(this.helper.signTransaction(donor, tx, {nonce}, 'account generation'));230          nonce++;231        }232      }233      234      const fullfilledAccounts = [];235      await Promise.allSettled(transactions);236      for (const account of accounts) {237        const accountBalance = await this.helper.balance.getSubstrate(account.address);238        if (accountBalance === withBalance * tokenNominal) {239          fullfilledAccounts.push(account);240        }241      }242      return fullfilledAccounts;243    };244245    246    const crowd: IKeyringPair[] = [];247    // do up to 5 retries248    for (let index = 0; index < 5 && accountsToCreate !== 0; index++) {249      const asManyAsCan = await createAsManyAsCan();250      crowd.push(...asManyAsCan);251      accountsToCreate -= asManyAsCan.length;252    }253254    if (accountsToCreate !== 0) throw Error(`Crowd generation failed: ${accountsToCreate} accounts left`);255256    return crowd;257  };258259  isDevNode = async () => {260    const block1 = await this.helper.callRpc('api.rpc.chain.getBlock', [await this.helper.callRpc('api.rpc.chain.getBlockHash', [1])]);261    const block2 = await this.helper.callRpc('api.rpc.chain.getBlock', [await this.helper.callRpc('api.rpc.chain.getBlockHash', [2])]);262    const findCreationDate = async (block: any) => {263      const humanBlock = block.toHuman();264      let date;265      humanBlock.block.extrinsics.forEach((ext: any) => {266        if(ext.method.section === 'timestamp') {267          date = Number(ext.method.args.now.replaceAll(',', ''));268        }269      });270      return date;271    };272    const block1date = await findCreationDate(block1);273    const block2date = await findCreationDate(block2);274    if(block2date! - block1date! < 9000) return true;275  };276  277  async calculcateFee(payer: ICrossAccountId, promise: () => Promise<any>): Promise<bigint> {278    const address = payer.Substrate ? payer.Substrate : await this.helper.address.ethToSubstrate(payer.Ethereum!);279    let balance = await this.helper.balance.getSubstrate(address); 280    281    await promise();282    283    balance -= await this.helper.balance.getSubstrate(address);284    285    return balance;286  }287}288289class MoonbeamAccountGroup {290  helper: MoonbeamHelper;291292  _alithAccount: IKeyringPair;293  _baltatharAccount: IKeyringPair;294  _dorothyAccount: IKeyringPair;295296  constructor(helper: MoonbeamHelper) {297    this.helper = helper;298299    const keyring = new Keyring({type: 'ethereum'});300    const alithPrivateKey = '0x5fb92d6e98884f76de468fa3f6278f8807c48bebc13595d45af5bdc4da702133';301    const baltatharPrivateKey = '0x8075991ce870b93a8870eca0c0f91913d12f47948ca0fd25b49c6fa7cdbeee8b';302    const dorothyPrivateKey = '0x39539ab1876910bbf3a223d84a29e28f1cb4e2e456503e7e91ed39b2e7223d68';303304    this._alithAccount = keyring.addFromUri(alithPrivateKey, undefined, 'ethereum');305    this._baltatharAccount = keyring.addFromUri(baltatharPrivateKey, undefined, 'ethereum');306    this._dorothyAccount = keyring.addFromUri(dorothyPrivateKey, undefined, 'ethereum');307  }308309  alithAccount() {310    return this._alithAccount;311  }312313  baltatharAccount() {314    return this._baltatharAccount;315  }316317  dorothyAccount() {318    return this._dorothyAccount;319  }320}321322class WaitGroup {323  helper: ChainHelperBase;324325  constructor(helper: ChainHelperBase) {326    this.helper = helper;327  }328329  /**330   * Wait for specified number of blocks331   * @param blocksCount number of blocks to wait332   * @returns 333   */334  async newBlocks(blocksCount = 1): Promise<void> {335    // eslint-disable-next-line no-async-promise-executor336    const promise = new Promise<void>(async (resolve) => {337      const unsubscribe = await this.helper.getApi().rpc.chain.subscribeNewHeads(() => {338        if (blocksCount > 0) {339          blocksCount--;340        } else {341          unsubscribe();342          resolve();343        }344      });345    });346    return promise;347  }348349  async forParachainBlockNumber(blockNumber: bigint) {350    // eslint-disable-next-line no-async-promise-executor351    return new Promise<void>(async (resolve) => {352      const unsubscribe = await this.helper.getApi().rpc.chain.subscribeNewHeads(async (data: any) => {353        if (data.number.toNumber() >= blockNumber) {354          unsubscribe();355          resolve();356        }357      });358    });359  }360  361  async forRelayBlockNumber(blockNumber: bigint) {362    // eslint-disable-next-line no-async-promise-executor363    return new Promise<void>(async (resolve) => {364      const unsubscribe = await this.helper.getApi().query.parachainSystem.validationData(async (data: any) => {365        if (data.value.relayParentNumber.toNumber() >= blockNumber) {366          // @ts-ignore367          unsubscribe();368          resolve();369        }370      });371    });372  }373374  async event(maxBlocksToWait: number, eventSection: string, eventMethod: string) {375    // eslint-disable-next-line no-async-promise-executor376    const promise = new Promise<EventRecord | null>(async (resolve) => {377      const unsubscribe = await this.helper.getApi().rpc.chain.subscribeNewHeads(async header => {378        const blockNumber = header.number.toHuman();379        const blockHash = header.hash;380        const eventIdStr = `${eventSection}.${eventMethod}`;381        const waitLimitStr = `wait blocks remaining: ${maxBlocksToWait}`;382  383        console.log(`[Block #${blockNumber}] Waiting for event \`${eventIdStr}\` (${waitLimitStr})`);384  385        const apiAt = await this.helper.getApi().at(blockHash);386        const eventRecords = await apiAt.query.system.events();387  388        const neededEvent = eventRecords.find(r => {389          return r.event.section == eventSection && r.event.method == eventMethod;390        });391  392        if (neededEvent) {393          unsubscribe();394          resolve(neededEvent);395        } else if (maxBlocksToWait > 0) {396          maxBlocksToWait--;397        } else {398          console.log(`Event \`${eventIdStr}\` is NOT found`);399  400          unsubscribe();401          resolve(null);402        }403      });404    });405    return promise;406  }407}408409class AdminGroup {410  helper: UniqueHelper;411412  constructor(helper: UniqueHelper) {413    this.helper = helper;414  }415416  async payoutStakers(signer: IKeyringPair, stakersToPayout: number) {417    const payoutResult = await this.helper.executeExtrinsic(signer, 'api.tx.appPromotion.payoutStakers', [stakersToPayout], true);418    return payoutResult.result.events.filter(e => e.event.method === 'StakingRecalculation').map(e => {419      return {420        staker: e.event.data[0].toString(),421        stake: e.event.data[1].toBigInt(),422        payout: e.event.data[2].toBigInt(),423      };424    });425  }426}
modifiedtests/src/util/playgrounds/unique.tsdiffbeforeafterboth
--- a/tests/src/util/playgrounds/unique.ts
+++ b/tests/src/util/playgrounds/unique.ts
@@ -2468,6 +2468,10 @@
   async transferMultiasset(signer: TSigner, asset: any, destination: any, destWeight: number) {
     await this.helper.executeExtrinsic(signer, 'api.tx.xTokens.transferMultiasset', [asset, destination, destWeight], true);
   }
+
+  async transferMulticurrencies(signer: TSigner, currencies: any[], feeItem: number, destLocation: any, destWeight: number) {
+    await this.helper.executeExtrinsic(signer, 'api.tx.xTokens.transferMulticurrencies', [currencies, feeItem, destLocation, destWeight], true);
+  }
 }
 
 class TokensGroup<T extends ChainHelperBase> extends HelperGroup<T> {
@@ -2477,6 +2481,32 @@
   }
 }
 
+class AssetsGroup<T extends ChainHelperBase> extends HelperGroup<T> {
+  async create(signer: TSigner, assetId: number, admin: string, minimalBalance: bigint) {
+    await this.helper.executeExtrinsic(signer, 'api.tx.assets.create', [assetId, admin, minimalBalance], true);
+  }
+
+  async setMetadata(signer: TSigner, assetId: number, name: string, symbol: string, decimals: number) {
+    await this.helper.executeExtrinsic(signer, 'api.tx.assets.setMetadata', [assetId, name, symbol, decimals], true);
+  }
+
+  async mint(signer: TSigner, assetId: number, beneficiary: string, amount: bigint) {
+    await this.helper.executeExtrinsic(signer, 'api.tx.assets.mint', [assetId, beneficiary, amount], true);
+  }
+
+  async account(assetId: string | number, address: string) {
+    const accountAsset = (
+      await this.helper.callRpc('api.query.assets.account', [assetId, address])
+    ).toJSON()! as any;
+
+    if (accountAsset !== null) {
+      return BigInt(accountAsset['balance']);
+    } else {
+      return null;
+    }
+  }
+}
+
 class AcalaAssetRegistryGroup extends HelperGroup<AcalaHelper> {
   async registerForeignAsset(signer: TSigner, destination: any, metadata: AcalaAssetMetadata) {
     await this.helper.executeExtrinsic(signer, 'api.tx.assetRegistry.registerForeignAsset', [destination, metadata], true);
@@ -2504,20 +2534,6 @@
 
   async assetTypeId(location: any) {
     return await this.helper.callRpc('api.query.assetManager.assetTypeId', [location]);
-  }
-}
-
-class MoonbeamAssetsGroup extends HelperGroup<MoonbeamHelper> {
-  async account(assetId: string, address: string) {
-    const accountAsset = (
-      await this.helper.callRpc('api.query.assets.account', [assetId, address])
-    ).toJSON()! as any;
-
-    if (accountAsset !== null) {
-      return BigInt(accountAsset['balance']);
-    } else {
-      return null;
-    }
   }
 }
 
@@ -2626,10 +2642,26 @@
   }
 }
 
+export class WestmintHelper extends XcmChainHelper {
+  balance: SubstrateBalanceGroup<WestmintHelper>;
+  xcm: XcmGroup<WestmintHelper>;
+  assets: AssetsGroup<WestmintHelper>;
+  xTokens: XTokensGroup<WestmintHelper>;
+
+  constructor(logger?: ILogger, options: {[key: string]: any} = {}) {
+    super(logger, options.helperBase ?? WestmintHelper);
+
+    this.balance = new SubstrateBalanceGroup(this);
+    this.xcm = new XcmGroup(this, 'polkadotXcm');
+    this.assets = new AssetsGroup(this);
+    this.xTokens = new XTokensGroup(this);
+  }
+}
+
 export class MoonbeamHelper extends XcmChainHelper {
   balance: EthereumBalanceGroup<MoonbeamHelper>;
   assetManager: MoonbeamAssetManagerGroup;
-  assets: MoonbeamAssetsGroup;
+  assets: AssetsGroup<MoonbeamHelper>;
   xTokens: XTokensGroup<MoonbeamHelper>;
   democracy: MoonbeamDemocracyGroup;
   collective: {
@@ -2642,7 +2674,7 @@
 
     this.balance = new EthereumBalanceGroup(this);
     this.assetManager = new MoonbeamAssetManagerGroup(this);
-    this.assets = new MoonbeamAssetsGroup(this);
+    this.assets = new AssetsGroup(this);
     this.xTokens = new XTokensGroup(this);
     this.democracy = new MoonbeamDemocracyGroup(this);
     this.collective = {