update

node_modules/pino/test/extreme.test.js

@@ -0,0 +1,125 @@
+'use strict'
+
+const os = require('os')
+const { createWriteStream } = require('fs')
+const { join } = require('path')
+const { test } = require('tap')
+const { fork } = require('child_process')
+const writer = require('flush-write-stream')
+const { once, getPathToNull } = require('./helper')
+
+test('extreme mode', async ({ is, teardown }) => {
+  const now = Date.now
+  const hostname = os.hostname
+  const proc = process
+  global.process = {
+    __proto__: process,
+    pid: 123456
+  }
+  Date.now = () => 1459875739796
+  os.hostname = () => 'abcdefghijklmnopqr'
+  delete require.cache[require.resolve('../')]
+  const pino = require('../')
+  var expected = ''
+  var actual = ''
+  const normal = pino(writer((s, enc, cb) => {
+    expected += s
+    cb()
+  }))
+
+  const dest = createWriteStream(getPathToNull())
+  dest.write = (s) => {
+    actual += s
+  }
+  const extreme = pino(dest)
+
+  var i = 44
+  while (i--) {
+    normal.info('h')
+    extreme.info('h')
+  }
+
+  var expected2 = expected.split('\n')[0]
+  var actual2 = ''
+
+  const child = fork(join(__dirname, '/fixtures/extreme.js'), { silent: true })
+  child.stdout.pipe(writer((s, enc, cb) => {
+    actual2 += s
+    cb()
+  }))
+  await once(child, 'close')
+  is(actual, expected)
+  is(actual2.trim(), expected2)
+
+  teardown(() => {
+    os.hostname = hostname
+    Date.now = now
+    global.process = proc
+  })
+})
+
+test('extreme mode with child', async ({ is, teardown }) => {
+  const now = Date.now
+  const hostname = os.hostname
+  const proc = process
+  global.process = {
+    __proto__: process,
+    pid: 123456
+  }
+  Date.now = function () {
+    return 1459875739796
+  }
+  os.hostname = function () {
+    return 'abcdefghijklmnopqr'
+  }
+  delete require.cache[require.resolve('../')]
+  const pino = require('../')
+  var expected = ''
+  var actual = ''
+  const normal = pino(writer((s, enc, cb) => {
+    expected += s
+    cb()
+  })).child({ hello: 'world' })
+
+  const dest = createWriteStream(getPathToNull())
+  dest.write = function (s) { actual += s }
+  const extreme = pino(dest).child({ hello: 'world' })
+
+  var i = 500
+  while (i--) {
+    normal.info('h')
+    extreme.info('h')
+  }
+
+  extreme.flush()
+
+  var expected2 = expected.split('\n')[0]
+  var actual2 = ''
+
+  const child = fork(join(__dirname, '/fixtures/extreme-child.js'), { silent: true })
+  child.stdout.pipe(writer((s, enc, cb) => {
+    actual2 += s
+    cb()
+  }))
+  await once(child, 'close')
+  is(actual, expected)
+  is(actual2.trim(), expected2)
+
+  teardown(() => {
+    os.hostname = hostname
+    Date.now = now
+    global.process = proc
+  })
+})
+
+test('throw an error if extreme is passed', async ({ throws }) => {
+  const pino = require('..')
+  throws(() => {
+    pino({ extreme: true })
+  })
+})
+
+test('flush does nothing without extreme mode', async () => {
+  var instance = require('..')()
+  instance.flush()
+})