BloomTests.NavigationIsolatorTests.SpuriousNavigatedEvents_AreIgnored C# (CSharp) Method

        public void SpuriousNavigatedEvents_AreIgnored()
        {
            var browser = new BrowserStub();
            string target = "http://any old web address";
            var isolator = new NavigationIsolator();
            isolator.Navigate(browser, target);
            Assert.That(browser.NavigateTarget, Is.EqualTo(target));
            string target2 = "http://some other web address";
            isolator.Navigate(browser, target2);
            Assert.That(browser.NavigateTarget, Is.EqualTo(target), "Second navigation should not have proceeded at once");

            browser.RaiseNavigated(this, new EventArgs()); // got the event notification, but still busy.
            Assert.That(browser.NavigateTarget, Is.EqualTo(target), "Second navigation should not have proceeded even on Navigated while browser still busy");

            browser.NormalTermination();
            Assert.That(browser.NavigateTarget, Is.EqualTo(target2), "Second navigation should have proceeded when first completed (and browser no longer busy)");

            browser.NormalTermination();
            Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
        }