examples/javascript/test/bidirectional/logInspector.spec.js

const assert = require("assert");
const firefox = require('selenium-webdriver/firefox');
const LogInspector = require('selenium-webdriver/bidi/logInspector');
const {Builder} = require("selenium-webdriver");


describe('Log Inspector', function () {
  let driver

  beforeEach(async function () {
    driver = new Builder()
      .forBrowser('firefox')
      .setFirefoxOptions(new firefox.Options().enableBidi())
      .build()
  })

  afterEach(async function () {
    await driver.quit()
  })

  it('test listen to console log', async function () {
    let logEntry = null
    const inspector = await LogInspector(driver)
    await inspector.onConsoleEntry(function (log) {
      logEntry = log
    })

    await driver.get('logentryadded.html')
    await driver.findElement({id: 'consoleLog'}).click()

    assert.equal(logEntry.text, 'Hello, world!')
    assert.equal(logEntry.realm, null)
    assert.equal(logEntry.type, 'console')
    assert.equal(logEntry.level, 'info')
    assert.equal(logEntry.method, 'log')
    assert.equal(logEntry.stackTrace, null)
    assert.equal(logEntry.args.length, 1)

    await inspector.close()
  })

  it('test listen to javascript error log', async function () {
    let logEntry = null
    const inspector = await LogInspector(driver)
    await inspector.onJavascriptException(function (log) {
      logEntry = log
    })

    await driver.get('logentryadded.html')
    await driver.findElement({id: 'jsException'}).click()

    assert.equal(logEntry.text, 'Error: Not working')
    assert.equal(logEntry.type, 'javascript')
    assert.equal(logEntry.level, 'error')

    await inspector.close()
  })

  it('test retrieve stack trace for a log', async function () {
    let logEntry = null
    const inspector = await LogInspector(driver)
    await inspector.onJavascriptException(function (log) {
      logEntry = log
    })

    await driver.get('logentryadded.html')
    await driver.findElement({id: 'jsException'}).click()

    const stackTrace = logEntry.stackTrace
    assert.notEqual(stackTrace, null)
    assert.equal(stackTrace.callFrames.length, 3)

    await inspector.close()
  })

  it('test listen to logs with multiple consumers', async function () {
    let logEntry1 = null
    let logEntry2 = null
    const inspector = await LogInspector(driver)
    await inspector.onJavascriptException(function (log) {
      logEntry1 = log
    })
    await inspector.onJavascriptException(function (log) {
      logEntry2 = log
    })

    await driver.get('logentryadded.html')
    await driver.findElement({id: 'jsException'}).click()

    assert.equal(logEntry1.text, 'Error: Not working')
    assert.equal(logEntry1.type, 'javascript')
    assert.equal(logEntry1.level, 'error')

    assert.equal(logEntry2.text, 'Error: Not working')
    assert.equal(logEntry2.type, 'javascript')
    assert.equal(logEntry2.level, 'error')

    await inspector.close()
  })
})