'use strict'; const common = require('../common'); const fs = require('fs'); [Infinity, -Infinity, NaN].forEach((input) => { common.expectsError( () => { fs._toUnixTimestamp(input); }, { code: 'ERR_INVALID_ARG_TYPE', type: TypeError }); }); common.expectsError( () => { fs._toUnixTimestamp({}); }, { code: 'ERR_INVALID_ARG_TYPE', type: TypeError }); const okInputs = [1, -1, '1', '-1', Date.now()]; okInputs.forEach((input) => { fs._toUnixTimestamp(input); });