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'); 24const assert = require('assert'); 25const fs = require('fs'); 26 27const stream = fs.createReadStream(__filename, { 28 bufferSize: 64 29}); 30const err = new Error('BAM'); 31 32stream.on('error', common.mustCall((err_) => { 33 process.nextTick(common.mustCall(() => { 34 assert.strictEqual(stream.fd, null); 35 assert.strictEqual(err_, err); 36 })); 37})); 38 39fs.close = common.mustCall((fd_, cb) => { 40 assert.strictEqual(fd_, stream.fd); 41 process.nextTick(cb); 42}); 43 44const read = fs.read; 45fs.read = function() { 46 // First time is ok. 47 read.apply(fs, arguments); 48 // Then it breaks. 49 fs.read = common.mustCall(function() { 50 const cb = arguments[arguments.length - 1]; 51 process.nextTick(() => { 52 cb(err); 53 }); 54 // It should not be called again! 55 fs.read = () => { 56 throw new Error('BOOM!'); 57 }; 58 }); 59}; 60 61stream.on('data', (buf) => { 62 stream.on('data', common.mustNotCall("no more 'data' events should follow")); 63}); 64