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Viewing file:     escaping.test.js (2.42 KB)      -rw-r--r--

'use strict'

var test = require('tap').test
var pino = require('../')
var sink = require('./helper').sink
var os = require('os')

var pid = process.pid
var hostname = os.hostname()

function testEscape (ch, key) {
  test('correctly escape ' + ch, function (t) {
    t.plan(1)

    var instance = pino({
      name: 'hello'
    }, sink(function (chunk, enc, cb) {
      delete chunk.time
      t.deepEqual(chunk, {
        pid: pid,
        hostname: hostname,
        level: 60,
        name: 'hello',
        msg: 'this contains ' + key,
        v: 1
      })
      cb()
    }))

    instance.fatal('this contains ' + key)
  })
}

testEscape('\\n', '\n')
testEscape('\\/', '/')
testEscape('\\\\', '\\')
testEscape('\\r', '\r')
testEscape('\\t', '\t')
testEscape('\\b', '\b')

var toEscape = [
  '\u0000', // NUL  Null character
  '\u0001', // SOH  Start of Heading
  '\u0002', // STX  Start of Text
  '\u0003', // ETX  End-of-text character
  '\u0004', // EOT  End-of-transmission character
  '\u0005', // ENQ  Enquiry character
  '\u0006', // ACK  Acknowledge character
  '\u0007', // BEL  Bell character
  '\u0008', // BS   Backspace
  '\u0009', // HT   Horizontal tab
  '\u000A', // LF   Line feed
  '\u000B', // VT   Vertical tab
  '\u000C', // FF   Form feed
  '\u000D', // CR   Carriage return
  '\u000E', // SO   Shift Out
  '\u000F', // SI   Shift In
  '\u0010', // DLE  Data Link Escape
  '\u0011', // DC1  Device Control 1
  '\u0012', // DC2  Device Control 2
  '\u0013', // DC3  Device Control 3
  '\u0014', // DC4  Device Control 4
  '\u0015', // NAK  Negative-acknowledge character
  '\u0016', // SYN  Synchronous Idle
  '\u0017', // ETB  End of Transmission Block
  '\u0018', // CAN  Cancel character
  '\u0019', // EM   End of Medium
  '\u001A', // SUB  Substitute character
  '\u001B', // ESC  Escape character
  '\u001C', // FS   File Separator
  '\u001D', // GS   Group Separator
  '\u001E', // RS   Record Separator
  '\u001F' // US   Unit Separator
]

toEscape.forEach(function (key) {
  testEscape(JSON.stringify(key), key)
})

test('correctly escape `hello \\u001F world \\n \\u0022`', function (t) {
  t.plan(1)
  var instance = pino({
    name: 'hello'
  }, sink(function (chunk, enc, cb) {
    delete chunk.time
    t.deepEqual(chunk, {
      pid: pid,
      hostname: hostname,
      level: 60,
      name: 'hello',
      msg: 'hello \u001F world \n \u0022',
      v: 1
    })
    cb()
  }))

  instance.fatal('hello \u001F world \n \u0022')
})