21 lines
528 B
JavaScript
21 lines
528 B
JavaScript
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const transform = require('..')
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const assert = require('assert')
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// Generate a dataset of 500 records
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const records = '.'.repeat(500).split('.').map( (_, i) => i )
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// Transform the dataset
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transform(records, {
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parallel: 1
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}, function(record, callback){
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setTimeout(function(){
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callback(null, record)
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// Random timeout to prove sequential execution
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}, Math.ceil(Math.random() * 10))
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}, function(err, records){
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assert.equal(
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records.join(','),
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'.'.repeat(500).split('.').map( (_, i) => i ).join(',')
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)
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})
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