| 1 | var parallel = require('../')
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| 2 | var test = require('tape')
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| 3 |
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| 4 | test('functions that return errors (array)', function (t) {
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| 5 | t.plan(3)
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| 6 |
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| 7 | var tasks = [
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| 8 | function (cb) {
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| 9 | t.pass('cb 1')
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| 10 | cb(new Error('oops'))
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| 11 | },
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| 12 | function (cb) {
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| 13 | setTimeout(function () {
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| 14 | t.pass('cb 2')
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| 15 | cb(null, 2)
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| 16 | }, 100)
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| 17 | }
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| 18 | ]
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| 19 |
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| 20 | parallel(tasks, function (err) {
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| 21 | t.ok(err instanceof Error)
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| 22 | })
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| 23 | })
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| 24 |
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| 25 | test('functions that return errors (object)', function (t) {
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| 26 | t.plan(3)
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| 27 |
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| 28 | var tasks = {
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| 29 | one: function (cb) {
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| 30 | t.pass('cb 1')
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| 31 | cb(new Error('oops'))
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| 32 | },
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| 33 | two: function (cb) {
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| 34 | setTimeout(function () {
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| 35 | t.pass('cb 2')
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| 36 | cb(null, 2)
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| 37 | }, 100)
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| 38 | }
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| 39 | }
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| 40 |
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| 41 | parallel(tasks, function (err) {
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| 42 | t.ok(err instanceof Error)
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| 43 | })
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| 44 | })
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| 45 |
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| 46 | test('functions that return errors (object) w/ partial results', function (t) {
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| 47 | t.plan(4)
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| 48 |
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| 49 | var tasks = {
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| 50 | one: function (cb) {
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| 51 | t.pass('cb 1')
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| 52 | cb(null, 1)
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| 53 | },
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| 54 | two: function (cb) {
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| 55 | setTimeout(function () {
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| 56 | t.pass('cb 2')
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| 57 | cb(new Error('oops'))
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| 58 | }, 100)
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| 59 | }
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| 60 | }
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| 61 |
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| 62 | parallel(tasks, function (err, results) {
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| 63 | t.ok(err instanceof Error)
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| 64 | t.deepEqual(results, { one: 1, two: undefined })
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| 65 | })
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| 66 | })
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| 67 |
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| 68 | test('array of functions that produce multiple errors', function (t) {
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| 69 | var tasks = [
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| 70 | function (cb) {
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| 71 | cb(new Error('a'))
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| 72 | },
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| 73 | function (cb) {
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| 74 | cb(new Error('b'))
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| 75 | }
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| 76 | ]
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| 77 | parallel(tasks, function (err) {
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| 78 | t.ok(err.message === 'a', 'only observes the first error')
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| 79 | t.end()
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| 80 | })
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| 81 | })
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