import assert from 'assert'; import { renderHook } from '@testing-library/react-hooks'; import sinon from 'sinon'; import * as tokenUtil from '../helpers/utils/token-util'; import * as txUtil from '../helpers/utils/transactions.util'; import { useTokenDisplayValue } from './useTokenDisplayValue'; const tests = [ { token: { symbol: 'DAI', decimals: 18, }, tokenData: { args: 'decoded-params1', }, tokenValue: '1000000000000000000', displayValue: '1', }, { token: { symbol: 'DAI', decimals: 18, }, tokenData: { args: 'decoded-params2', }, tokenValue: '10000000000000000000', displayValue: '10', }, { token: { symbol: 'DAI', decimals: 18, }, tokenData: { args: 'decoded-params3', }, tokenValue: '1500000000000000000', displayValue: '1.5', }, { token: { symbol: 'DAI', decimals: 18, }, tokenData: { args: 'decoded-params4', }, tokenValue: '1756000000000000000', displayValue: '1.756', }, { token: { symbol: 'DAI', decimals: 18, }, tokenData: { args: 'decoded-params5', }, tokenValue: '25500000000000000000', displayValue: '25.5', }, { token: { symbol: 'USDC', decimals: 6, }, tokenData: { args: 'decoded-params6', }, tokenValue: '1000000', displayValue: '1', }, { token: { symbol: 'USDC', decimals: 6, }, tokenData: { args: 'decoded-params7', }, tokenValue: '10000000', displayValue: '10', }, { token: { symbol: 'USDC', decimals: 6, }, tokenData: { args: 'decoded-params8', }, tokenValue: '1500000', displayValue: '1.5', }, { token: { symbol: 'USDC', decimals: 6, }, tokenData: { args: 'decoded-params9', }, tokenValue: '1756000', displayValue: '1.756', }, { token: { symbol: 'USDC', decimals: 6, }, tokenData: { args: 'decoded-params10', }, tokenValue: '25500000', displayValue: '25.5', }, ]; describe('useTokenDisplayValue', function () { tests.forEach((test, idx) => { describe(`when input is decimals: ${test.token.decimals} and value: ${test.tokenValue}`, function () { it(`should return ${test.displayValue} as displayValue`, function () { const getTokenValueStub = sinon.stub(tokenUtil, 'getTokenValueParam'); const getTokenDataStub = sinon.stub(txUtil, 'getTokenData'); getTokenDataStub.callsFake(() => test.tokenData); getTokenValueStub.callsFake(() => test.tokenValue); const { result } = renderHook(() => useTokenDisplayValue(`${idx}-fakestring`, test.token), ); sinon.restore(); assert.strictEqual(result.current, test.displayValue); }); }); }); });