OpenQA.Selenium.JavascriptEnabledBrowserTest.ChangeEventIsFiredAppropriatelyWhenFocusIsLost C# (CSharp) Méthode

        public void ChangeEventIsFiredAppropriatelyWhenFocusIsLost()
        {
            driver.Url = javascriptPage;

            IWebElement input = driver.FindElement(By.Id("changeable"));
            input.SendKeys("test");
            driver.FindElement(By.Id("clickField")).Click(); // move focus
            EqualConstraint firstConstraint = new EqualConstraint("focus change blur");
            EqualConstraint secondConstraint = new EqualConstraint("focus change blur");

            Assert.That(driver.FindElement(By.Id("result")).Text.Trim(), firstConstraint | secondConstraint);

            input.SendKeys(Keys.Backspace + "t");
            driver.FindElement(By.XPath("//body")).Click();  // move focus

            firstConstraint = new EqualConstraint("focus change blur focus blur");
            secondConstraint = new EqualConstraint("focus blur change focus blur");
            EqualConstraint thirdConstraint = new EqualConstraint("focus blur change focus blur change");
            EqualConstraint fourthConstraint = new EqualConstraint("focus change blur focus change blur"); //What Chrome does
            // I weep.
            Assert.That(driver.FindElement(By.Id("result")).Text.Trim(),
                       firstConstraint | secondConstraint | thirdConstraint | fourthConstraint);
        }