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 run in parallel', function (t) {
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5 | t.plan(4)
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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(null)
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11 | },
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12 | function (cb) {
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13 | t.pass('cb 2')
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14 | cb(null)
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15 | },
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16 | function (cb) {
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17 | t.pass('cb 3')
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18 | cb(null)
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19 | }
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20 | ]
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21 |
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22 | parallel(tasks, function (err) {
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23 | t.error(err)
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24 | })
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25 | })
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26 |
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27 | test('functions that return results', function (t) {
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28 | t.plan(4)
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29 |
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30 | var tasks = [
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31 | function (cb) {
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32 | t.pass('cb 1')
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33 | cb(null, 1)
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34 | },
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35 | function (cb) {
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36 | t.pass('cb 2')
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37 | cb(null, 2)
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38 | }
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39 | ]
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40 |
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41 | parallel(tasks, function (err, results) {
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42 | t.error(err)
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43 | t.deepEqual(results, [1, 2])
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44 | })
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45 | })
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46 |
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47 | test('functions that return results preserve order', function (t) {
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48 | t.plan(4)
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49 |
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50 | var tasks = [
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51 | function (cb) {
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52 | setTimeout(function () {
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53 | t.pass('cb 1')
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54 | cb(null, 1)
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55 | }, 200)
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56 | },
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57 | function (cb) {
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58 | setTimeout(function () {
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59 | t.pass('cb 2')
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60 | cb(null, 2)
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61 | }, 100)
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62 | }
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63 | ]
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64 |
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65 | parallel(tasks, function (err, results) {
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66 | t.error(err)
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67 |
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68 |
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69 | t.deepEqual(results, [1, 2])
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70 | })
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71 | })
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