mirror of
https://github.com/kremalicious/metamask-extension.git
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336 lines
10 KiB
JavaScript
336 lines
10 KiB
JavaScript
import { act, renderHook } from '@testing-library/react-hooks';
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import { useSelector } from 'react-redux';
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import { GAS_ESTIMATE_TYPES } from '../../shared/constants/gas';
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import { multiplyCurrencies } from '../../shared/modules/conversion.utils';
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import {
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getConversionRate,
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getNativeCurrency,
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} from '../ducks/metamask/metamask';
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import {
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checkNetworkAndAccountSupports1559,
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getCurrentCurrency,
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getShouldShowFiat,
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txDataSelector,
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getSelectedAccount,
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} from '../selectors';
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import { ETH, PRIMARY } from '../helpers/constants/common';
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import { useGasFeeEstimates } from './useGasFeeEstimates';
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import { useGasFeeInputs } from './useGasFeeInputs';
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import { useUserPreferencedCurrency } from './useUserPreferencedCurrency';
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jest.mock('./useUserPreferencedCurrency', () => ({
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useUserPreferencedCurrency: jest.fn(),
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}));
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jest.mock('./useGasFeeEstimates', () => ({
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useGasFeeEstimates: jest.fn(),
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}));
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jest.mock('react-redux', () => {
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const actual = jest.requireActual('react-redux');
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return {
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...actual,
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useSelector: jest.fn(),
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};
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});
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// Why this number?
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// 20 gwei * 21000 gasLimit = 420,000 gwei
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// 420,000 gwei is 0.00042 ETH
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// 0.00042 ETH * 100000 = $42
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const MOCK_ETH_USD_CONVERSION_RATE = 100000;
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const LEGACY_GAS_ESTIMATE_RETURN_VALUE = {
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gasEstimateType: GAS_ESTIMATE_TYPES.LEGACY,
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gasFeeEstimates: {
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low: '10',
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medium: '20',
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high: '30',
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},
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estimatedGasFeeTimeBounds: {},
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};
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const FEE_MARKET_ESTIMATE_RETURN_VALUE = {
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gasEstimateType: GAS_ESTIMATE_TYPES.FEE_MARKET,
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gasFeeEstimates: {
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low: {
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minWaitTimeEstimate: 180000,
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maxWaitTimeEstimate: 300000,
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suggestedMaxPriorityFeePerGas: '3',
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suggestedMaxFeePerGas: '53',
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},
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medium: {
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minWaitTimeEstimate: 15000,
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maxWaitTimeEstimate: 60000,
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suggestedMaxPriorityFeePerGas: '7',
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suggestedMaxFeePerGas: '70',
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},
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high: {
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minWaitTimeEstimate: 0,
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maxWaitTimeEstimate: 15000,
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suggestedMaxPriorityFeePerGas: '10',
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suggestedMaxFeePerGas: '100',
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},
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estimatedBaseFee: '50',
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},
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estimatedGasFeeTimeBounds: {},
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};
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const HIGH_FEE_MARKET_ESTIMATE_RETURN_VALUE = {
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gasEstimateType: GAS_ESTIMATE_TYPES.FEE_MARKET,
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gasFeeEstimates: {
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low: {
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minWaitTimeEstimate: 180000,
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maxWaitTimeEstimate: 300000,
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suggestedMaxPriorityFeePerGas: '3',
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suggestedMaxFeePerGas: '53000',
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},
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medium: {
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minWaitTimeEstimate: 15000,
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maxWaitTimeEstimate: 60000,
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suggestedMaxPriorityFeePerGas: '7',
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suggestedMaxFeePerGas: '70000',
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},
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high: {
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minWaitTimeEstimate: 0,
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maxWaitTimeEstimate: 15000,
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suggestedMaxPriorityFeePerGas: '10',
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suggestedMaxFeePerGas: '100000',
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},
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estimatedBaseFee: '50000',
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},
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estimatedGasFeeTimeBounds: {},
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};
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const generateUseSelectorRouter = ({
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checkNetworkAndAccountSupports1559Response,
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} = {}) => (selector) => {
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if (selector === getConversionRate) {
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return MOCK_ETH_USD_CONVERSION_RATE;
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}
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if (selector === getNativeCurrency) {
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return ETH;
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}
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if (selector === getCurrentCurrency) {
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return 'USD';
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}
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if (selector === getShouldShowFiat) {
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return true;
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}
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if (selector === txDataSelector) {
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return {
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txParams: {
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value: '0x5555',
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},
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};
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}
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if (selector === getSelectedAccount) {
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return {
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balance: '0x440aa47cc2556',
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};
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}
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if (selector === checkNetworkAndAccountSupports1559) {
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return checkNetworkAndAccountSupports1559Response;
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}
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return undefined;
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};
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function getTotalCostInETH(gwei, gasLimit) {
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return multiplyCurrencies(gwei, gasLimit, {
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fromDenomination: 'GWEI',
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toDenomination: 'ETH',
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multiplicandBase: 10,
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multiplierBase: 10,
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});
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}
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describe('useGasFeeInputs', () => {
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beforeEach(() => {
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jest.clearAllMocks();
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useUserPreferencedCurrency.mockImplementation((type) => {
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if (type === PRIMARY) {
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return { currency: ETH, numberOfDecimals: 6 };
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}
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return { currency: 'USD', numberOfDecimals: 2 };
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});
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});
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describe('when using gasPrice API for estimation', () => {
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beforeEach(() => {
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useGasFeeEstimates.mockImplementation(
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() => LEGACY_GAS_ESTIMATE_RETURN_VALUE,
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);
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useSelector.mockImplementation(generateUseSelectorRouter());
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});
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it('passes through the raw estimate values from useGasFeeEstimates', () => {
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const { result } = renderHook(() => useGasFeeInputs());
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expect(result.current.gasFeeEstimates).toMatchObject(
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LEGACY_GAS_ESTIMATE_RETURN_VALUE.gasFeeEstimates,
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);
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expect(result.current.gasEstimateType).toBe(
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LEGACY_GAS_ESTIMATE_RETURN_VALUE.gasEstimateType,
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);
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expect(result.current.estimatedGasFeeTimeBounds).toMatchObject({});
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});
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it('returns gasPrice appropriately, and "0" for EIP1559 fields', () => {
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const { result } = renderHook(() => useGasFeeInputs());
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expect(result.current.gasPrice).toBe(
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LEGACY_GAS_ESTIMATE_RETURN_VALUE.gasFeeEstimates.medium,
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);
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expect(result.current.maxFeePerGas).toBe('0');
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expect(result.current.maxPriorityFeePerGas).toBe('0');
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});
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it('updates values when user modifies gasPrice', () => {
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useSelector.mockImplementation(
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generateUseSelectorRouter({
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checkNetworkAndAccountSupports1559Response: false,
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}),
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);
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const { result } = renderHook(() => useGasFeeInputs());
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expect(result.current.gasPrice).toBe(
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LEGACY_GAS_ESTIMATE_RETURN_VALUE.gasFeeEstimates.medium,
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);
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let totalEthGasFee = getTotalCostInETH(
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LEGACY_GAS_ESTIMATE_RETURN_VALUE.gasFeeEstimates.medium,
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result.current.gasLimit,
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);
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let totalFiat = (
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Number(totalEthGasFee) * MOCK_ETH_USD_CONVERSION_RATE
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).toFixed(2);
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expect(result.current.estimatedMaximumNative).toBe(
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`${totalEthGasFee} ETH`,
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);
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expect(result.current.estimatedMaximumFiat).toBe(`$${totalFiat}`);
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expect(result.current.estimatedMinimumFiat).toBe(`$${totalFiat}`);
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act(() => {
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result.current.setGasPrice('30');
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});
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totalEthGasFee = getTotalCostInETH('30', result.current.gasLimit);
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totalFiat = (
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Number(totalEthGasFee) * MOCK_ETH_USD_CONVERSION_RATE
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).toFixed(2);
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expect(result.current.gasPrice).toBe('30');
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expect(result.current.estimatedMaximumNative).toBe(
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`${totalEthGasFee} ETH`,
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);
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expect(result.current.estimatedMaximumFiat).toBe(`$${totalFiat}`);
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expect(result.current.estimatedMinimumFiat).toBe(`$${totalFiat}`);
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});
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});
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describe('when using EIP 1559 API for estimation', () => {
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beforeEach(() => {
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useGasFeeEstimates.mockImplementation(
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() => FEE_MARKET_ESTIMATE_RETURN_VALUE,
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);
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useSelector.mockImplementation(generateUseSelectorRouter());
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});
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it('passes through the raw estimate values from useGasFeeEstimates', () => {
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const { result } = renderHook(() => useGasFeeInputs());
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expect(result.current.gasFeeEstimates).toMatchObject(
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FEE_MARKET_ESTIMATE_RETURN_VALUE.gasFeeEstimates,
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);
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expect(result.current.gasEstimateType).toBe(
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FEE_MARKET_ESTIMATE_RETURN_VALUE.gasEstimateType,
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);
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expect(result.current.estimatedGasFeeTimeBounds).toMatchObject({});
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});
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it('returns EIP-1559 fields appropriately, and "0" for gasPrice fields', () => {
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const { result } = renderHook(() => useGasFeeInputs());
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expect(result.current.gasPrice).toBe('0');
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expect(result.current.maxFeePerGas).toBe(
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FEE_MARKET_ESTIMATE_RETURN_VALUE.gasFeeEstimates.medium
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.suggestedMaxFeePerGas,
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);
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expect(result.current.maxPriorityFeePerGas).toBe(
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FEE_MARKET_ESTIMATE_RETURN_VALUE.gasFeeEstimates.medium
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.suggestedMaxPriorityFeePerGas,
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);
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});
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it('updates values when user modifies maxFeePerGas', () => {
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useSelector.mockImplementation(
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generateUseSelectorRouter({
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checkNetworkAndAccountSupports1559Response: true,
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}),
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);
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const { result } = renderHook(() => useGasFeeInputs());
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expect(result.current.maxFeePerGas).toBe(
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FEE_MARKET_ESTIMATE_RETURN_VALUE.gasFeeEstimates.medium
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.suggestedMaxFeePerGas,
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);
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let totalEthGasFee = getTotalCostInETH(
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FEE_MARKET_ESTIMATE_RETURN_VALUE.gasFeeEstimates.medium
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.suggestedMaxFeePerGas,
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result.current.gasLimit,
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);
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let totalMaxFiat = (
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Number(totalEthGasFee) * MOCK_ETH_USD_CONVERSION_RATE
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).toFixed(2);
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expect(result.current.estimatedMaximumNative).toBe(
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`${totalEthGasFee} ETH`,
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);
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expect(result.current.estimatedMaximumFiat).toBe(`$${totalMaxFiat}`);
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// TODO: test minimum fiat too
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// expect(result.current.estimatedMinimumFiat).toBe(`$${totalMaxFiat}`);
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act(() => {
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result.current.setMaxFeePerGas('90');
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});
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totalEthGasFee = getTotalCostInETH('90', result.current.gasLimit);
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totalMaxFiat = (
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Number(totalEthGasFee) * MOCK_ETH_USD_CONVERSION_RATE
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).toFixed(2);
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expect(result.current.maxFeePerGas).toBe('90');
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expect(result.current.estimatedMaximumNative).toBe(
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`${totalEthGasFee} ETH`,
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);
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expect(result.current.estimatedMaximumFiat).toBe(`$${totalMaxFiat}`);
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// TODO: test minimum fiat too
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// expect(result.current.estimatedMinimumFiat).toBe(`$${totalMaxFiat}`);
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});
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});
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describe('when balance is sufficient for minimum transaction cost', () => {
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beforeEach(() => {
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useGasFeeEstimates.mockImplementation(
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() => FEE_MARKET_ESTIMATE_RETURN_VALUE,
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);
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useSelector.mockImplementation(generateUseSelectorRouter());
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});
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it('should return false', () => {
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const { result } = renderHook(() => useGasFeeInputs());
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expect(result.current.balanceError).toBe(false);
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});
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});
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describe('when balance is insufficient for minimum transaction cost', () => {
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beforeEach(() => {
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useGasFeeEstimates.mockImplementation(
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() => HIGH_FEE_MARKET_ESTIMATE_RETURN_VALUE,
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);
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useSelector.mockImplementation(
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generateUseSelectorRouter({
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checkNetworkAndAccountSupports1559Response: true,
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}),
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);
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});
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it('should return true', () => {
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const { result } = renderHook(() =>
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useGasFeeInputs(null, {
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userFeeLevel: 'medium',
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txParams: { gas: '0x5208' },
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}),
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);
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expect(result.current.balanceError).toBe(true);
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});
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});
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});
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