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Handled reserveFactor in the scenario tests

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This commit is contained in:
The3D 2020-11-28 13:28:50 +01:00
parent 7892587f1b
commit c9875f0a8f
4 changed files with 49 additions and 19 deletions
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2
helpers/constants.ts
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@ -4,6 +4,8 @@ import BigNumber from 'bignumber.js';
// MATH // MATH
// ---------------- // ----------------
export const PERCENTAGE_FACTOR = '10000';
export const HALF_PERCENTAGE = '5000';
export const WAD = Math.pow(10, 18).toString(); export const WAD = Math.pow(10, 18).toString();
export const HALF_WAD = new BigNumber(WAD).multipliedBy(0.5).toString(); export const HALF_WAD = new BigNumber(WAD).multipliedBy(0.5).toString();
export const RAY = new BigNumber(10).exponentiatedBy(27).toFixed(); export const RAY = new BigNumber(10).exponentiatedBy(27).toFixed();

16
test/configurator.spec.ts
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@ -80,7 +80,7 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
expect(liquidationThreshold).to.be.equal(8000); expect(liquidationThreshold).to.be.equal(8000);
expect(liquidationBonus).to.be.equal(10500); expect(liquidationBonus).to.be.equal(10500);
expect(stableBorrowRateEnabled).to.be.equal(true); expect(stableBorrowRateEnabled).to.be.equal(true);
expect(reserveFactor).to.be.equal(0); expect(reserveFactor).to.be.equal(1000);
}); });
it('Unfreezes the ETH reserve', async () => { it('Unfreezes the ETH reserve', async () => {
@ -107,7 +107,7 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
expect(liquidationThreshold).to.be.equal(8000); expect(liquidationThreshold).to.be.equal(8000);
expect(liquidationBonus).to.be.equal(10500); expect(liquidationBonus).to.be.equal(10500);
expect(stableBorrowRateEnabled).to.be.equal(true); expect(stableBorrowRateEnabled).to.be.equal(true);
expect(reserveFactor).to.be.equal(0); expect(reserveFactor).to.be.equal(1000);
}); });
it('Check the onlyAaveAdmin on freezeReserve ', async () => { it('Check the onlyAaveAdmin on freezeReserve ', async () => {
@ -149,7 +149,7 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
expect(liquidationThreshold).to.be.equal(8000); expect(liquidationThreshold).to.be.equal(8000);
expect(liquidationBonus).to.be.equal(10500); expect(liquidationBonus).to.be.equal(10500);
expect(stableBorrowRateEnabled).to.be.equal(true); expect(stableBorrowRateEnabled).to.be.equal(true);
expect(reserveFactor).to.be.equal(0); expect(reserveFactor).to.be.equal(1000);
}); });
it('Activates the ETH reserve for borrowing', async () => { it('Activates the ETH reserve for borrowing', async () => {
@ -177,7 +177,7 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
expect(liquidationThreshold).to.be.equal(8000); expect(liquidationThreshold).to.be.equal(8000);
expect(liquidationBonus).to.be.equal(10500); expect(liquidationBonus).to.be.equal(10500);
expect(stableBorrowRateEnabled).to.be.equal(true); expect(stableBorrowRateEnabled).to.be.equal(true);
expect(reserveFactor).to.be.equal(0); expect(reserveFactor).to.be.equal(1000);
expect(variableBorrowIndex.toString()).to.be.equal(RAY); expect(variableBorrowIndex.toString()).to.be.equal(RAY);
}); });
@ -222,7 +222,7 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
expect(liquidationThreshold).to.be.equal(0); expect(liquidationThreshold).to.be.equal(0);
expect(liquidationBonus).to.be.equal(0); expect(liquidationBonus).to.be.equal(0);
expect(stableBorrowRateEnabled).to.be.equal(true); expect(stableBorrowRateEnabled).to.be.equal(true);
expect(reserveFactor).to.be.equal(0); expect(reserveFactor).to.be.equal(1000);
}); });
it('Activates the ETH reserve as collateral', async () => { it('Activates the ETH reserve as collateral', async () => {
@ -249,7 +249,7 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
expect(liquidationThreshold).to.be.equal(8000); expect(liquidationThreshold).to.be.equal(8000);
expect(liquidationBonus).to.be.equal(10500); expect(liquidationBonus).to.be.equal(10500);
expect(stableBorrowRateEnabled).to.be.equal(true); expect(stableBorrowRateEnabled).to.be.equal(true);
expect(reserveFactor).to.be.equal(0); expect(reserveFactor).to.be.equal(1000);
}); });
it('Check the onlyAaveAdmin on configureReserveAsCollateral ', async () => { it('Check the onlyAaveAdmin on configureReserveAsCollateral ', async () => {
@ -285,7 +285,7 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
expect(liquidationThreshold).to.be.equal(8000); expect(liquidationThreshold).to.be.equal(8000);
expect(liquidationBonus).to.be.equal(10500); expect(liquidationBonus).to.be.equal(10500);
expect(stableBorrowRateEnabled).to.be.equal(false); expect(stableBorrowRateEnabled).to.be.equal(false);
expect(reserveFactor).to.be.equal(0); expect(reserveFactor).to.be.equal(1000);
}); });
it('Enables stable borrow rate on the ETH reserve', async () => { it('Enables stable borrow rate on the ETH reserve', async () => {
@ -311,7 +311,7 @@ makeSuite('LendingPoolConfigurator', (testEnv: TestEnv) => {
expect(liquidationThreshold).to.be.equal(8000); expect(liquidationThreshold).to.be.equal(8000);
expect(liquidationBonus).to.be.equal(10500); expect(liquidationBonus).to.be.equal(10500);
expect(stableBorrowRateEnabled).to.be.equal(true); expect(stableBorrowRateEnabled).to.be.equal(true);
expect(reserveFactor).to.be.equal(0); expect(reserveFactor).to.be.equal(1000);
}); });
it('Check the onlyAaveAdmin on disableReserveStableRate', async () => { it('Check the onlyAaveAdmin on disableReserveStableRate', async () => {

12
test/helpers/utils/calculations.ts
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@ -5,8 +5,14 @@ import {
MAX_UINT_AMOUNT, MAX_UINT_AMOUNT,
OPTIMAL_UTILIZATION_RATE, OPTIMAL_UTILIZATION_RATE,
EXCESS_UTILIZATION_RATE, EXCESS_UTILIZATION_RATE,
PERCENTAGE_FACTOR,
} from '../../../helpers/constants'; } from '../../../helpers/constants';
import {IReserveParams, iAavePoolAssets, RateMode, tEthereumAddress} from '../../../helpers/types'; import {
IReserveParams,
iAavePoolAssets,
RateMode,
tEthereumAddress,
} from '../../../helpers/types';
import './math'; import './math';
import { ReserveData, UserReserveData } from './interfaces'; import { ReserveData, UserReserveData } from './interfaces';
@ -1248,7 +1254,9 @@ export const calcExpectedInterestRates = (
variableBorrowRate, variableBorrowRate,
averageStableBorrowRate averageStableBorrowRate
); );
const liquidityRate = expectedOverallRate.rayMul(utilizationRate); const liquidityRate = expectedOverallRate
.rayMul(utilizationRate)
.percentMul(new BigNumber(PERCENTAGE_FACTOR).minus(reserveConfiguration.reserveFactor));
return [liquidityRate, stableBorrowRate, variableBorrowRate]; return [liquidityRate, stableBorrowRate, variableBorrowRate];
}; };

22
test/helpers/utils/math.ts
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@ -1,5 +1,5 @@
import BigNumber from 'bignumber.js'; import BigNumber from 'bignumber.js';
import {RAY, WAD, HALF_RAY, HALF_WAD, WAD_RAY_RATIO} from '../../../helpers/constants'; import {RAY, WAD, HALF_RAY, HALF_WAD, WAD_RAY_RATIO, HALF_PERCENTAGE, PERCENTAGE_FACTOR} from '../../../helpers/constants';
declare module 'bignumber.js' { declare module 'bignumber.js' {
interface BigNumber { interface BigNumber {
@ -7,10 +7,13 @@ declare module 'bignumber.js' {
wad: () => BigNumber; wad: () => BigNumber;
halfRay: () => BigNumber; halfRay: () => BigNumber;
halfWad: () => BigNumber; halfWad: () => BigNumber;
halfPercentage: () => BigNumber;
wadMul: (a: BigNumber) => BigNumber; wadMul: (a: BigNumber) => BigNumber;
wadDiv: (a: BigNumber) => BigNumber; wadDiv: (a: BigNumber) => BigNumber;
rayMul: (a: BigNumber) => BigNumber; rayMul: (a: BigNumber) => BigNumber;
rayDiv: (a: BigNumber) => BigNumber; rayDiv: (a: BigNumber) => BigNumber;
percentMul: (a: BigNumber) => BigNumber;
percentDiv: (a: BigNumber) => BigNumber;
rayToWad: () => BigNumber; rayToWad: () => BigNumber;
wadToRay: () => BigNumber; wadToRay: () => BigNumber;
} }
@ -64,3 +67,20 @@ BigNumber.prototype.rayToWad = function (): BigNumber {
BigNumber.prototype.wadToRay = function (): BigNumber { BigNumber.prototype.wadToRay = function (): BigNumber {
return this.multipliedBy(WAD_RAY_RATIO).decimalPlaces(0, BigNumber.ROUND_DOWN); return this.multipliedBy(WAD_RAY_RATIO).decimalPlaces(0, BigNumber.ROUND_DOWN);
}; };
BigNumber.prototype.halfPercentage = (): BigNumber => {
return new BigNumber(HALF_PERCENTAGE).decimalPlaces(0, BigNumber.ROUND_DOWN);
};
BigNumber.prototype.percentMul = function (b: BigNumber): BigNumber {
return this.halfPercentage().plus(this.multipliedBy(b)).div(PERCENTAGE_FACTOR).decimalPlaces(0, BigNumber.ROUND_DOWN);
};
BigNumber.prototype.percentDiv = function (a: BigNumber): BigNumber {
const halfA = a.div(2).decimalPlaces(0, BigNumber.ROUND_DOWN);
return halfA.plus(this.multipliedBy(PERCENTAGE_FACTOR)).div(a).decimalPlaces(0, BigNumber.ROUND_DOWN);
};