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'; 23require('../common'); 24const assert = require('assert'); 25 26const order = []; 27let exceptionHandled = false; 28 29// This nextTick function will throw an error. It should only be called once. 30// When it throws an error, it should still get removed from the queue. 31process.nextTick(function() { 32 order.push('A'); 33 // cause an error 34 what(); // eslint-disable-line no-undef 35}); 36 37// This nextTick function should remain in the queue when the first one 38// is removed. It should be called if the error in the first one is 39// caught (which we do in this test). 40process.nextTick(function() { 41 order.push('C'); 42}); 43 44function testNextTickWith(val) { 45 assert.throws(() => { 46 process.nextTick(val); 47 }, { 48 code: 'ERR_INVALID_CALLBACK', 49 name: 'TypeError' 50 }); 51} 52 53testNextTickWith(false); 54testNextTickWith(true); 55testNextTickWith(1); 56testNextTickWith('str'); 57testNextTickWith({}); 58testNextTickWith([]); 59 60process.on('uncaughtException', function(err, errorOrigin) { 61 assert.strictEqual(errorOrigin, 'uncaughtException'); 62 63 if (!exceptionHandled) { 64 exceptionHandled = true; 65 order.push('B'); 66 } else { 67 // If we get here then the first process.nextTick got called twice 68 order.push('OOPS!'); 69 } 70}); 71 72process.on('exit', function() { 73 assert.deepStrictEqual(order, ['A', 'B', 'C']); 74}); 75