headers.js
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var Buffer = require('buffer').Buffer
var fs = require('fs')
var test = require('tape')
var UAParser = require('ua-parser-js')
var http = require('../..')
test('headers', function (t) {
http.get({
path: '/testHeaders?Response-Header=bar&Response-Header-2=BAR2',
headers: {
'Test-Request-Header': 'foo',
'Test-Request-Header-2': 'FOO2'
}
}, function (res) {
var rawHeaders = []
for (var i = 0; i < res.rawHeaders.length; i += 2) {
var lowerKey = res.rawHeaders[i].toLowerCase()
if (lowerKey.indexOf('test-') === 0)
rawHeaders.push(lowerKey, res.rawHeaders[i + 1])
}
var header1Pos = rawHeaders.indexOf('test-response-header')
t.ok(header1Pos >= 0, 'raw response header 1 present')
t.equal(rawHeaders[header1Pos + 1], 'bar', 'raw response header value 1')
var header2Pos = rawHeaders.indexOf('test-response-header-2')
t.ok(header2Pos >= 0, 'raw response header 2 present')
t.equal(rawHeaders[header2Pos + 1], 'BAR2', 'raw response header value 2')
t.equal(rawHeaders.length, 4, 'correct number of raw headers')
t.equal(res.headers['test-response-header'], 'bar', 'response header 1')
t.equal(res.headers['test-response-header-2'], 'BAR2', 'response header 2')
var buffers = []
res.on('end', function () {
var body = JSON.parse(Buffer.concat(buffers).toString())
t.equal(body['test-request-header'], 'foo', 'request header 1')
t.equal(body['test-request-header-2'], 'FOO2', 'request header 2')
t.equal(Object.keys(body).length, 2, 'correct number of request headers')
t.end()
})
res.on('data', function (data) {
buffers.push(data)
})
})
})
test('arrays of headers', function (t) {
http.get({
path: '/testHeaders?Response-Header=bar&Response-Header=BAR2',
headers: {
'Test-Request-Header': ['foo', 'FOO2']
}
}, function (res) {
var rawHeaders = []
for (var i = 0; i < res.rawHeaders.length; i += 2) {
var lowerKey = res.rawHeaders[i].toLowerCase()
if (lowerKey.indexOf('test-') === 0)
rawHeaders.push(lowerKey, res.rawHeaders[i + 1])
}
t.equal(rawHeaders[0], 'test-response-header', 'raw response header present')
t.equal(rawHeaders[1], 'bar, BAR2', 'raw response header value')
t.equal(rawHeaders.length, 2, 'correct number of raw headers')
t.equal(res.headers['test-response-header'], 'bar, BAR2', 'response header')
var buffers = []
res.on('end', function () {
var body = JSON.parse(Buffer.concat(buffers).toString())
t.equal(body['test-request-header'], 'foo,FOO2', 'request headers')
t.equal(Object.keys(body).length, 1, 'correct number of request headers')
t.end()
})
res.on('data', function (data) {
buffers.push(data)
})
})
})
test('content-type response header', function (t) {
http.get('/testHeaders', function (res) {
t.equal(res.headers['content-type'], 'application/json', 'content-type preserved')
t.end()
})
})
var browser = (new UAParser()).setUA(navigator.userAgent).getBrowser()
var browserName = browser.name
var browserVersion = browser.major
var browserMinorVersion = browser.minor || 0
// The content-type header is broken when 'prefer-streaming' or 'allow-wrong-content-type'
// is passed in browsers that rely on xhr.overrideMimeType(), namely older chrome, safari 6-10.0, and the stock Android browser
// Note that Safari 10.0 on iOS 10.3 doesn't need to override the mime type, so the content-type is preserved.
var wrongMimeType = ((browserName === 'Chrome' && browserVersion <= 42) ||
((browserName === 'Safari' || browserName === 'Mobile Safari') && browserVersion >= 6 && (browserVersion < 10 || (browserVersion == 10 && browserMinorVersion == 0)))
|| (browserName === 'Android Browser'))
test('content-type response header with forced streaming', function (t) {
http.get({
path: '/testHeaders',
mode: 'prefer-streaming'
}, function (res) {
if (wrongMimeType) {
// allow both the 'wrong' and correct mime type, since sometimes it's impossible to tell which to expect
// from the browser version alone (e.g. Safari 10.0 on iOS 10.2 vs iOS 10.3)
var contentType = res.headers['content-type']
var correct = (contentType === 'text/plain; charset=x-user-defined') || (contentType === 'application/json')
t.ok(correct, 'content-type either preserved or overridden')
} else
t.equal(res.headers['content-type'], 'application/json', 'content-type preserved')
t.end()
})
})