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'use strict'
var server = require('./server')
var request = require('../index')
var tape = require('tape')
var http = require('http')
var plainServer = server.createServer()
var redirectMockTime = 10
tape('setup', function (t) {
plainServer.listen(0, function () {
plainServer.on('/', function (req, res) {
res.writeHead(200)
res.end('plain')
})
plainServer.on('/redir', function (req, res) {
// fake redirect delay to ensure strong signal for rollup check
setTimeout(function () {
res.writeHead(301, { 'location': 'http://localhost:' + plainServer.port + '/' })
res.end()
}, redirectMockTime)
})
t.end()
})
})
tape('non-redirected request is timed', function (t) {
var options = {time: true}
var start = new Date().getTime()
var r = request('http://localhost:' + plainServer.port + '/', options, function (err, res, body) {
var end = new Date().getTime()
t.equal(err, null)
t.equal(typeof res.elapsedTime, 'number')
t.equal(typeof res.responseStartTime, 'number')
t.equal(typeof res.timingStart, 'number')
t.equal((res.timingStart >= start), true)
t.equal(typeof res.timings, 'object')
t.equal((res.elapsedTime > 0), true)
t.equal((res.elapsedTime <= (end - start)), true)
t.equal((res.responseStartTime > r.startTime), true)
t.equal((res.timings.socket >= 0), true)
t.equal((res.timings.lookup >= res.timings.socket), true)
t.equal((res.timings.connect >= res.timings.lookup), true)
t.equal((res.timings.response >= res.timings.connect), true)
t.equal((res.timings.end >= res.timings.response), true)
t.equal(typeof res.timingPhases, 'object')
t.equal((res.timingPhases.wait >= 0), true)
t.equal((res.timingPhases.dns >= 0), true)
t.equal((res.timingPhases.tcp >= 0), true)
t.equal((res.timingPhases.firstByte > 0), true)
t.equal((res.timingPhases.download > 0), true)
t.equal((res.timingPhases.total > 0), true)
t.equal((res.timingPhases.total <= (end - start)), true)
// validate there are no unexpected properties
var propNames = []
for (var propName in res.timings) {
if (res.timings.hasOwnProperty(propName)) {
propNames.push(propName)
}
}
t.deepEqual(propNames, ['socket', 'lookup', 'connect', 'response', 'end'])
propNames = []
for (propName in res.timingPhases) {
if (res.timingPhases.hasOwnProperty(propName)) {
propNames.push(propName)
}
}
t.deepEqual(propNames, ['wait', 'dns', 'tcp', 'firstByte', 'download', 'total'])
t.end()
})
})
tape('redirected request is timed with rollup', function (t) {
var options = {time: true}
var r = request('http://localhost:' + plainServer.port + '/redir', options, function (err, res, body) {
t.equal(err, null)
t.equal(typeof res.elapsedTime, 'number')
t.equal(typeof res.responseStartTime, 'number')
t.equal((res.elapsedTime > 0), true)
t.equal((res.responseStartTime > 0), true)
t.equal((res.elapsedTime > redirectMockTime), true)
t.equal((res.responseStartTime > r.startTime), true)
t.end()
})
})
tape('keepAlive is timed', function (t) {
var agent = new http.Agent({ keepAlive: true })
var options = { time: true, agent: agent }
var start1 = new Date().getTime()
request('http://localhost:' + plainServer.port + '/', options, function (err1, res1, body1) {
var end1 = new Date().getTime()
// ensure the first request's timestamps look ok
t.equal((res1.timingStart >= start1), true)
t.equal((start1 <= end1), true)
t.equal((res1.timings.socket >= 0), true)
t.equal((res1.timings.lookup >= res1.timings.socket), true)
t.equal((res1.timings.connect >= res1.timings.lookup), true)
t.equal((res1.timings.response >= res1.timings.connect), true)
// open a second request with the same agent so we re-use the same connection
var start2 = new Date().getTime()
request('http://localhost:' + plainServer.port + '/', options, function (err2, res2, body2) {
var end2 = new Date().getTime()
// ensure the second request's timestamps look ok
t.equal((res2.timingStart >= start2), true)
t.equal((start2 <= end2), true)
// ensure socket==lookup==connect for the second request
t.equal((res2.timings.socket >= 0), true)
t.equal((res2.timings.lookup === res2.timings.socket), true)
t.equal((res2.timings.connect === res2.timings.lookup), true)
t.equal((res2.timings.response >= res2.timings.connect), true)
// explicitly shut down the agent
if (typeof agent.destroy === 'function') {
agent.destroy()
} else {
// node < 0.12
Object.keys(agent.sockets).forEach(function (name) {
agent.sockets[name].forEach(function (socket) {
socket.end()
})
})
}
t.end()
})
})
})
tape('cleanup', function (t) {
plainServer.close(function () {
t.end()
})
})
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