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 { 25 hijackStdout, 26 hijackStderr, 27 restoreStdout, 28 restoreStderr, 29} = require('../common/hijackstdio'); 30const assert = require('assert'); 31const util = require('util'); 32 33assert.ok(process.stdout.writable); 34assert.ok(process.stderr.writable); 35 36const strings = []; 37hijackStdout(function(data) { 38 strings.push(data); 39}); 40hijackStderr(common.mustNotCall('stderr.write must not be called')); 41 42const tests = [ 43 { input: 'foo', output: 'foo' }, 44 { input: undefined, output: 'undefined' }, 45 { input: null, output: 'null' }, 46 { input: false, output: 'false' }, 47 { input: 42, output: '42' }, 48 { input: function() {}, output: '[Function: input]' }, 49 { input: parseInt('not a number', 10), output: 'NaN' }, 50 { input: { answer: 42 }, output: '{ answer: 42 }' }, 51 { input: [1, 2, 3], output: '[ 1, 2, 3 ]' }, 52]; 53 54// test util.log() 55const re = /[0-9]{1,2} [A-Z][a-z]{2} [0-9]{2}:[0-9]{2}:[0-9]{2} - (.+)$/; 56tests.forEach(function(test) { 57 util.log(test.input); 58 const result = strings.shift().trim(); 59 const match = re.exec(result); 60 assert.ok(match); 61 assert.strictEqual(match[1], test.output); 62}); 63 64assert.strictEqual(process.stdout.writeTimes, tests.length); 65 66restoreStdout(); 67restoreStderr(); 68