hexo/node_modules/JSONStream/test/map.js

41 lines
767 B
JavaScript

var test = require('tape')
var JSONStream = require('../')
test('map function', function (t) {
var actual = []
stream = JSONStream.parse([true], function (e) { return e*10 })
stream.on('data', function (v) { actual.push(v)})
stream.on('end', function () {
t.deepEqual(actual, [10,20,30,40,50,60])
t.end()
})
stream.write(JSON.stringify([1,2,3,4,5,6], null, 2))
stream.end()
})
test('filter function', function (t) {
var actual = []
stream = JSONStream
.parse([true], function (e) { return e%2 ? e : null})
.on('data', function (v) { actual.push(v)})
.on('end', function () {
t.deepEqual(actual, [1,3,5])
t.end()
})
stream.write(JSON.stringify([1,2,3,4,5,6], null, 2))
stream.end()
})