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 { 24 mustCall, 25 mustCallAtLeast, 26 mustNotCall, 27} = require('../common'); 28const assert = require('assert'); 29const debug = require('util').debuglog('test'); 30const spawn = require('child_process').spawn; 31 32const cat = spawn('cat'); 33cat.stdin.write('hello'); 34cat.stdin.write(' '); 35cat.stdin.write('world'); 36 37assert.strictEqual(cat.stdin.writable, true); 38assert.strictEqual(cat.stdin.readable, false); 39 40cat.stdin.end(); 41 42let response = ''; 43 44cat.stdout.setEncoding('utf8'); 45cat.stdout.on('data', mustCallAtLeast((chunk) => { 46 debug(`stdout: ${chunk}`); 47 response += chunk; 48})); 49 50cat.stdout.on('end', mustCall()); 51 52cat.stderr.on('data', mustNotCall()); 53 54cat.stderr.on('end', mustCall()); 55 56cat.on('exit', mustCall((status) => { 57 assert.strictEqual(status, 0); 58})); 59 60cat.on('close', mustCall(() => { 61 assert.strictEqual(response, 'hello world'); 62})); 63