`b2441900f586`

source

tests/src/nesting/graphs.test.ts2.6 KiBsource history
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 {expect, itSub, usingPlaygrounds} from '../util';19import {UniqueHelper, UniqueNFToken} from '../util/playgrounds/unique';2021/**22 * ```dot23 * 4 -> 3 -> 2 -> 124 * 7 -> 6 -> 5 -> 225 * 8 -> 526 * ```27 */28async function buildComplexObjectGraph(helper: UniqueHelper, sender: IKeyringPair): Promise<UniqueNFToken[]> {29  const collection = await helper.nft.mintCollection(sender, {permissions: {nesting: {tokenOwner: true}}});30  const tokens = await collection.mintMultipleTokens(sender, Array(8).fill({owner: {Substrate: sender.address}}));3132  await tokens[7].nest(sender, tokens[4]);33  await tokens[6].nest(sender, tokens[5]);34  await tokens[5].nest(sender, tokens[4]);35  await tokens[4].nest(sender, tokens[1]);36  await tokens[3].nest(sender, tokens[2]);37  await tokens[2].nest(sender, tokens[1]);38  await tokens[1].nest(sender, tokens[0]);3940  return tokens;41}4243describe('Graphs', () => {44  let alice: IKeyringPair;4546  before(async () => {47    await usingPlaygrounds(async (helper, privateKey) => {48      const donor = await privateKey({filename: __filename});49      [alice] = await helper.arrange.createAccounts([10n], donor);50    });51  });5253  itSub('Ouroboros can\'t be created in a complex graph', async ({helper}) => {54    const tokens = await buildComplexObjectGraph(helper, alice);5556    // to self57    await expect(58      tokens[0].nest(alice, tokens[0]),59      'first transaction',60    ).to.be.rejectedWith(/structure\.OuroborosDetected/);61    // to nested part of graph62    await expect(63      tokens[0].nest(alice, tokens[4]),64      'second transaction',65    ).to.be.rejectedWith(/structure\.OuroborosDetected/);66    await expect(67      tokens[1].transferFrom(alice, tokens[0].nestingAccount(), tokens[7].nestingAccount()),68      'third transaction',69    ).to.be.rejectedWith(/structure\.OuroborosDetected/);70  });71});