1// Copyright Joyent, Inc. and other Node contributors. 2// 3// Permission is hereby granted, free of charge, to any person obtaining a 4// copy of this software and associated documentation files (the 5// "Software"), to deal in the Software without restriction, including 6// without limitation the rights to use, copy, modify, merge, publish, 7// distribute, sublicense, and/or sell copies of the Software, and to permit 8// persons to whom the Software is furnished to do so, subject to the 9// following conditions: 10// 11// The above copyright notice and this permission notice shall be included 12// in all copies or substantial portions of the Software. 13// 14// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 15// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 16// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN 17// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 18// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 19// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE 20// USE OR OTHER DEALINGS IN THE SOFTWARE. 21 22'use strict'; 23const common = require('../common'); 24 25// Test that readFile works even when stat returns size 0. 26 27const assert = require('assert'); 28const fs = require('fs'); 29 30const dataExpected = fs.readFileSync(__filename, 'utf8'); 31 32// Sometimes stat returns size=0, but it's a lie. 33fs._fstat = fs.fstat; 34fs._fstatSync = fs.fstatSync; 35 36fs.fstat = (fd, cb) => { 37 fs._fstat(fd, (er, st) => { 38 if (er) return cb(er); 39 st.size = 0; 40 return cb(er, st); 41 }); 42}; 43 44fs.fstatSync = (fd) => { 45 const st = fs._fstatSync(fd); 46 st.size = 0; 47 return st; 48}; 49 50const d = fs.readFileSync(__filename, 'utf8'); 51assert.strictEqual(d, dataExpected); 52 53fs.readFile(__filename, 'utf8', common.mustCall((er, d) => { 54 assert.strictEqual(d, dataExpected); 55})); 56