git.delta.rocks / unique-network / refs/commits / 68ec820c8a65

1import {ApiPromise} from '@polkadot/api';2import {IKeyringPair} from '@polkadot/types/types';3import {expect} from 'chai';4import {tokenIdToCross} from '../eth/util/helpers';5import usingApi, {executeTransaction} from '../substrate/substrate-api';6import {getCreateCollectionResult, transferExpectSuccess} from '../util/helpers';78/**9 * ```dot10 * 4 -> 3 -> 2 -> 111 * 7 -> 6 -> 5 -> 212 * 8 -> 513 * ```14 */15async function buildComplexObjectGraph(api: ApiPromise, sender: IKeyringPair): Promise<number> {16  const events = await executeTransaction(api, sender, api.tx.unique.createCollectionEx({mode: 'NFT', permissions: {nesting: 'Owner'}}));17  const {collectionId} = getCreateCollectionResult(events);1819  await executeTransaction(api, sender, api.tx.unique.createMultipleItemsEx(collectionId, {NFT: Array(8).fill({owner: {Substrate: sender.address}})}));2021  await transferExpectSuccess(collectionId, 8, sender, tokenIdToCross(collectionId, 5));2223  await transferExpectSuccess(collectionId, 7, sender, tokenIdToCross(collectionId, 6));24  await transferExpectSuccess(collectionId, 6, sender, tokenIdToCross(collectionId, 5));25  await transferExpectSuccess(collectionId, 5, sender, tokenIdToCross(collectionId, 2));2627  await transferExpectSuccess(collectionId, 4, sender, tokenIdToCross(collectionId, 3));28  await transferExpectSuccess(collectionId, 3, sender, tokenIdToCross(collectionId, 2));29  await transferExpectSuccess(collectionId, 2, sender, tokenIdToCross(collectionId, 1));3031  return collectionId;32}3334describe('Graphs', () => {35  it('Ouroboros can\'t be created in a complex graph', async () => {36    await usingApi(async (api, privateKeyWrapper) => {37      const alice = privateKeyWrapper('//Alice');38      const collection = await buildComplexObjectGraph(api, alice);3940      // to self41      await expect(42        executeTransaction(api, alice, api.tx.unique.transfer(tokenIdToCross(collection, 1), collection, 1, 1)),43        'first transaction',  44      ).to.be.rejectedWith(/structure\.OuroborosDetected/);45      // to nested part of graph46      await expect(47        executeTransaction(api, alice, api.tx.unique.transfer(tokenIdToCross(collection, 5), collection, 1, 1)),48        'second transaction',49      ).to.be.rejectedWith(/structure\.OuroborosDetected/);50      await expect(51        executeTransaction(api, alice, api.tx.unique.transfer(tokenIdToCross(collection, 8), collection, 2, 1)),52        'third transaction',53      ).to.be.rejectedWith(/structure\.OuroborosDetected/);54    });55  });56});