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'use strict'
const { test } = require('tap')
const { createServer } = require('http')
const { nodeMajor, nodeMinor } = require('../../lib/core/util')
const { fetch } = require('../..')
const {
PerformanceObserver,
performance
} = require('perf_hooks')
const skip = nodeMajor < 18 || (nodeMajor === 18 && nodeMinor < 2)
test('should create a PerformanceResourceTiming after each fetch request', { skip }, (t) => {
t.plan(8)
const obs = new PerformanceObserver(list => {
const expectedResourceEntryName = `http://localhost:${server.address().port}/`
const entries = list.getEntries()
t.equal(entries.length, 1)
const [entry] = entries
t.same(entry.name, expectedResourceEntryName)
t.strictSame(entry.entryType, 'resource')
t.ok(entry.duration >= 0)
t.ok(entry.startTime >= 0)
const entriesByName = list.getEntriesByName(expectedResourceEntryName)
t.equal(entriesByName.length, 1)
t.strictSame(entriesByName[0], entry)
obs.disconnect()
performance.clearResourceTimings()
})
obs.observe({ entryTypes: ['resource'] })
const server = createServer((req, res) => {
res.end('ok')
}).listen(0, async () => {
const body = await fetch(`http://localhost:${server.address().port}`)
t.strictSame('ok', await body.text())
})
t.teardown(server.close.bind(server))
})
test('should include encodedBodySize in performance entry', { skip }, (t) => {
t.plan(4)
const obs = new PerformanceObserver(list => {
const [entry] = list.getEntries()
t.equal(entry.encodedBodySize, 2)
t.equal(entry.decodedBodySize, 2)
t.equal(entry.transferSize, 2 + 300)
obs.disconnect()
performance.clearResourceTimings()
})
obs.observe({ entryTypes: ['resource'] })
const server = createServer((req, res) => {
res.end('ok')
}).listen(0, async () => {
const body = await fetch(`http://localhost:${server.address().port}`)
t.strictSame('ok', await body.text())
})
t.teardown(server.close.bind(server))
})
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