import { useSelector } from 'react-redux'; import { act, renderHook } from '@testing-library/react-hooks'; import { FEE_MARKET_ESTIMATE_RETURN_VALUE, LEGACY_GAS_ESTIMATE_RETURN_VALUE, configureEIP1559, configureLegacy, convertFromHexToFiat, generateUseSelectorRouter, } from './test-utils'; import { useMaxPriorityFeePerGasInput } from './useMaxPriorityFeePerGasInput'; jest.mock('../useGasFeeEstimates', () => ({ useGasFeeEstimates: jest.fn(), })); jest.mock('react-redux', () => { const actual = jest.requireActual('react-redux'); return { ...actual, useSelector: jest.fn(), }; }); const renderUseMaxPriorityFeePerGasInputHook = (props) => { return renderHook(() => useMaxPriorityFeePerGasInput({ gasLimit: '21000', estimateToUse: 'medium', transaction: { userFeeLevel: 'custom', txParams: { maxPriorityFeePerGas: '0x5028' }, }, ...FEE_MARKET_ESTIMATE_RETURN_VALUE, ...props, }), ); }; describe('useMaxPriorityFeePerGasInput', () => { beforeEach(() => { jest.clearAllMocks(); configureEIP1559(); }); it('returns maxPriorityFeePerGas values from transaction if transaction.userFeeLevel is custom', () => { const { result } = renderUseMaxPriorityFeePerGasInputHook(); expect(result.current.maxPriorityFeePerGas).toBe(0.00002052); expect(result.current.maxPriorityFeePerGasFiat).toBe( convertFromHexToFiat('0x5028'), ); }); it('returns maxFeePerGas values from transaction if transaction.userFeeLevel is custom and maxPriorityFeePerGas is not provided', () => { const { result } = renderUseMaxPriorityFeePerGasInputHook({ transaction: { userFeeLevel: 'custom', txParams: { maxFeePerGas: '0x5028' }, }, }); expect(result.current.maxPriorityFeePerGas).toBe(0.00002052); }); it('does not returns maxPriorityFeePerGas values from transaction if transaction.userFeeLevel is not custom', () => { const { result } = renderUseMaxPriorityFeePerGasInputHook({ estimateToUse: 'high', transaction: { userFeeLevel: 'high', txParams: { maxPriorityFeePerGas: '0x5028' }, }, }); expect(result.current.maxPriorityFeePerGas).toBe( FEE_MARKET_ESTIMATE_RETURN_VALUE.gasFeeEstimates.high .suggestedMaxPriorityFeePerGas, ); }); it('if no maxPriorityFeePerGas is provided by user or in transaction it returns value from fee market estimate', () => { const { result } = renderUseMaxPriorityFeePerGasInputHook({ transaction: { txParams: {}, }, }); expect(result.current.maxPriorityFeePerGas).toBe( FEE_MARKET_ESTIMATE_RETURN_VALUE.gasFeeEstimates.medium .suggestedMaxPriorityFeePerGas, ); }); it('does not return fiat values if showFiat is false', () => { useSelector.mockImplementation( generateUseSelectorRouter({ checkNetworkAndAccountSupports1559Response: true, shouldShowFiat: false, }), ); const { result } = renderUseMaxPriorityFeePerGasInputHook(); expect(result.current.maxPriorityFeePerGasFiat).toBe(''); }); it('returns 0 if EIP1559 is not supported and gas estimates are legacy', () => { configureLegacy(); const { result } = renderUseMaxPriorityFeePerGasInputHook({ ...LEGACY_GAS_ESTIMATE_RETURN_VALUE, }); expect(result.current.maxPriorityFeePerGas).toBe('0'); }); it('returns maxPriorityFeePerGas set by user if setMaxPriorityFeePerGas is called', () => { const { result } = renderUseMaxPriorityFeePerGasInputHook(); act(() => { result.current.setMaxPriorityFeePerGas(100); }); expect(result.current.maxPriorityFeePerGas).toBe(100); }); });