git.delta.rocks / unique-network / refs/commits / 8f9861a18456

177			.checked_add(1)177			.checked_add(1)
178			.ok_or(ArithmeticError::Overflow)?;178			.ok_or(ArithmeticError::Overflow)?;
179179
180		let balance = <AccountBalance<T>>::get((collection.id, sender))180		let balance = <AccountBalance<T>>::get((collection.id, token_data.owner.clone()))
181			.checked_sub(1)181			.checked_sub(1)
182			.ok_or(ArithmeticError::Overflow)?;182			.ok_or(ArithmeticError::Overflow)?;
183183
184		if balance == 0 {184		if balance == 0 {
185			<AccountBalance<T>>::remove((collection.id, sender));185			<AccountBalance<T>>::remove((collection.id, token_data.owner.clone()));
186		} else {186		} else {
187			<AccountBalance<T>>::insert((collection.id, sender), balance);187			<AccountBalance<T>>::insert((collection.id, token_data.owner.clone()), balance);
188		}188		}
189		// =========189		// =========
190190
191		<Owned<T>>::remove((collection.id, &token_data.owner, token));191		<Owned<T>>::remove((collection.id, &token_data.owner.clone(), token));
192		<TokensBurnt<T>>::insert(collection.id, burnt);192		<TokensBurnt<T>>::insert(collection.id, burnt);
193		<TokenData<T>>::remove((collection.id, token));193		<TokenData<T>>::remove((collection.id, token));
194		let old_spender = <Allowance<T>>::take((collection.id, token));194		let old_spender = <Allowance<T>>::take((collection.id, token));

10chai.use(chaiAsPromised);10chai.use(chaiAsPromised);
11const expect = chai.expect;11const expect = chai.expect;
1212
13describe('integration test: Inflation', () => {13describe.only('integration test: Inflation', () => {
14  it('First year inflation is 10%', async () => {14  it('First year inflation is 10%', async () => {
15    await usingApi(async (api) => {15    await usingApi(async (api) => {
1616
17      const blockInterval = (api.consts.inflation.inflationBlockInterval).toBigInt();17      const blockInterval = (api.consts.inflation.inflationBlockInterval).toBigInt();
18      const totalIssuanceStart = (await api.query.inflation.startingYearTotalIssuance()).toBigInt();18      const totalIssuanceStart = (await api.query.inflation.startingYearTotalIssuance()).toBigInt();
19      const blockInflation = (await api.query.inflation.blockInflation()).toBigInt();19      const blockInflation = (await api.query.inflation.blockInflation()).toBigInt();
2020
21      // const YEAR = 5259600n;  // 6-second block. Blocks in one year
21      const YEAR = 5259600n; // Blocks in one year22      const YEAR = 2629800n; // 12-second block. Blocks in one year
23
22      const totalExpectedInflation = totalIssuanceStart / 10n;24      const totalExpectedInflation = totalIssuanceStart / 10n;
23      const totalActualInflation = blockInflation * YEAR / blockInterval;25      const totalActualInflation = blockInflation * YEAR / blockInterval;
2426
25      const tolerance = 0.00001; // Relative difference per year between theoretical and actual inflation27      const tolerance = 0.00001; // Relative difference per year between theoretical and actual inflation
26      let abs = totalExpectedInflation / totalActualInflation - 1n;28      let expectedInflation = totalExpectedInflation / totalActualInflation - 1n;
27      if (abs < 0n) {29
28        abs = -abs;
29      }
30      expect(abs <= tolerance).to.be.true;30      expect(Math.abs(Number(expectedInflation))).to.be.lessThanOrEqual(tolerance);
31    });31    });
32  });32  });
3333