public void NoLongerBusy_EvenWithoutEvent_IsNoticed()
{
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));
var browser2 = new BrowserStub();
string target2 = "http://some other web address";
isolator.Navigate(browser2, target2);
Assert.That(browser.NavigateTarget, Is.EqualTo(target), "Second navigation should not have proceeded at once");
Assert.That(browser2.NavigateTarget, Is.EqualTo(null), "Second navigation should not have proceeded at once");
browser.IsBusy = false; // finished but did not raise event.
var start = DateTime.Now;
while (DateTime.Now - start < new TimeSpan(0, 0, 0, 0, 150))
{
Application.DoEvents(); // allow timer to tick.
}
Assert.That(() => browser2.NavigateTarget, Is.EqualTo(target2), "Second navigation should have proceeded soon after first no longer busy");
browser.NormalTermination();
browser2.NormalTermination();
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
Assert.That(browser2.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
}
public void TwoPendingNavigations_WithNavigatedEvents_AreHandledCorrectly()
{
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));
var browser2 = new BrowserStub();
string target2 = "http://some other web address";
isolator.Navigate(browser2, target2);
var browser3 = new BrowserStub();
string target3 = "http://yet another other web address";
isolator.Navigate(browser3, target3);
Assert.That(browser.NavigateTarget, Is.EqualTo(target), "Second and third navigation should not have proceeded at once");
browser.NormalTermination();
Assert.That(browser2.NavigateTarget, Is.EqualTo(target2), "Second navigation should have proceeded when first completed (but third should not)");
browser2.NormalTermination();
Assert.That(browser3.NavigateTarget, Is.EqualTo(target3), "Third navigation should have proceeded when second completed");
browser3.NormalTermination();
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
}
public void Isolation_AfterLongDelay_GivesUpAndMovesOn()
{
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));
var browser2 = new BrowserStub();
string target2 = "http://some other web address";
isolator.Navigate(browser2, target2);
var browser3 = new BrowserStub();
string target3 = "http://yet another web address";
isolator.Navigate(browser3, target3);
Assert.That(browser.NavigateTarget, Is.EqualTo(target), "Second navigation should not have proceeded at once");
var start = DateTime.Now;
while (DateTime.Now - start < new TimeSpan(0, 0, 0, 2, 300))
{
Application.DoEvents(); // allow timer to tick.
}
Assert.That(() => browser2.NavigateTarget, Is.EqualTo(target2), "Second navigation should have proceeded eventually");
browser2.NormalTermination(); // the second request.
Assert.That(() => browser3.NavigateTarget, Is.EqualTo(target3), "Third navigation should have proceeded when second finished");
browser3.NormalTermination(); // hopefully from the third.
Assert.That(browser3.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
}
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));
var browser2 = new BrowserStub();
string target2 = "http://some other web address";
isolator.Navigate(browser2, target2);
Assert.That(browser.NavigateTarget, Is.EqualTo(target), "Second navigation should not have proceeded at once");
Assert.That(browser2.NavigateTarget, Is.EqualTo(null), "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");
Assert.That(browser2.NavigateTarget, Is.EqualTo(null), "Second navigation should not have proceeded even on Navigated while browser still busy");
browser.NormalTermination();
Assert.That(browser2.NavigateTarget, Is.EqualTo(target2), "Second navigation should have proceeded when first completed (and browser no longer busy)");
browser2.NormalTermination();
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
Assert.That(browser2.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
}
public void SecondNavigation_OnSameBrowser_HappensAtOnce()
{
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(target2), "Second navigation should have proceeded at once");
browser.NormalTermination();
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
}
public void SecondRequest_WhenFirstNoLongerBusy_ProceedsAtOnce()
{
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));
browser.IsBusy = false; // clear state without raising event
string target2 = "http://some other web address";
isolator.Navigate(browser, target2);
Assert.That(browser.NavigateTarget, Is.EqualTo(target2), "Second navigation should have proceeded since browser is already not busy");
browser.NormalTermination();
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
}
public void SimpleNavigation_JustHappens()
{
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));
browser.NormalTermination();
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed after navigation completes");
}
public void TwoPendingNavigationsOnDifferentBrowsers_WithNavigatedEvents_AreHandledCorrectly()
{
var browser = new BrowserStub();
string target = "any old web address";
var isolator = new NavigationIsolator();
isolator.Navigate(browser, target);
Assert.That(browser.NavigateTarget, Is.EqualTo(target));
string target2 = "some other web address";
var browser2 = new BrowserStub();
isolator.Navigate(browser2, target2);
string target3 = "yet another other web address";
var browser3 = new BrowserStub();
isolator.Navigate(browser3, target3);
Assert.That(browser.NavigateTarget, Is.EqualTo(target), "Second and third navigation should not have proceeded at once");
Assert.That(browser2.NavigateTarget, Is.Null, "browser 2 should not have navigated anywhere yet");
Assert.That(browser3.NavigateTarget, Is.Null, "browser 3 should not have navigated anywhere yet");
browser.NormalTermination();
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
Assert.That(browser2.NavigateTarget, Is.EqualTo(target2), "Second navigation should have proceeded (on second browser) first completed");
Assert.That(browser.NavigateTarget, Is.EqualTo(target), "First browser should not have navigated again");
Assert.That(browser3.NavigateTarget, Is.Null, "browser 3 should not have navigated anywhere when first completed");
browser2.NormalTermination();
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "nothing new should have happened to browser 1");
Assert.That(browser2.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
Assert.That(browser3.NavigateTarget, Is.EqualTo(target3), "Third navigation should have proceeded when second completed");
Assert.That(browser2.NavigateTarget, Is.EqualTo(target2), "Second browser should not have navigated again");
Assert.That(browser.NavigateTarget, Is.EqualTo(target), "First browser should not have navigated again");
browser3.NormalTermination();
Assert.That(browser3.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "nothing new should have happened to browser 1");
Assert.That(browser2.EventHandlerCount, Is.EqualTo(0), "nothing new should have happened to browser 2");
}
public void SameBrowser_ReplacesPending()
{
var isolator = new NavigationIsolator();
var browser = new BrowserStub();
string target = "http://whatever";
isolator.Navigate(browser, target);
var browser2 = new BrowserStub();
string target2A = "http://first";
isolator.Navigate(browser2, target2A);
string target2B = "http://second";
isolator.Navigate(browser2, target2B);
// Signal the first browser to finish.
browser.NormalTermination();
Assert.That(() => browser2.NavigateTarget, Is.EqualTo(target2B), "Second navigation should have proceeded with its second choice");
// Signal the second browser to finish.
browser2.NormalTermination();
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
Assert.That(browser2.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
}
public void IdleNavigation_NavigationInProgress_ReturnsFalse_NeverProceeds()
{
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";
Assert.That(isolator.NavigateIfIdle(browser, target2), Is.False);
browser.NormalTermination();
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed after navigation completes");
Assert.That(browser.NavigateTarget, Is.EqualTo(target), "failed idle navigation should not happen");
}
public void RegularNavigation_DelayedProperlyByIdleNavigation()
{
var browser = new BrowserStub();
string target = "http://any old web address";
var isolator = new NavigationIsolator();
Assert.That(isolator.NavigateIfIdle(browser, target), Is.True);
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.NormalTermination();
Assert.That(browser.NavigateTarget, Is.EqualTo(target2), "Second navigation should have proceeded when first completed");
browser.NormalTermination();
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
}
private void NavigateAndWait(GeckoWebBrowser browser, string url)
{
Cursor.Current = Cursors.WaitCursor;
try
{
//browser.NavigateFinishedNotifier.BlockUntilNavigationFinished();
/* in geckofx14, this never fires (perhaps it does for docs, but not javascript?):
* browser.DocumentCompleted -= browser_DocumentNavigated;
* browser.DocumentCompleted += browser_DocumentNavigated;
*/
browser.Navigated -= browser_DocumentNavigated;
browser.Navigated += browser_DocumentNavigated;
_isolator.Navigate(browser, url);
//in geckofx 14, there wasn't a reliable event for knowing when navigating was done
//this could be simplified when we upgrade
DateTime giveUpTime = DateTime.Now.AddSeconds(2);
while (DateTime.Now < giveUpTime && browser.Tag == null)
{
Application.DoEvents();
}
if (browser.Tag == null)
{
throw new ApplicationException("Timed out waiting for browser to configure book");
}
//the above doesn't really ensure that the javascript is done. Wait another few seconds.
DateTime minimumTimeToWait = DateTime.Now.AddSeconds(4);
while (DateTime.Now < minimumTimeToWait)
{
Application.DoEvents();
}
}
finally
{
Cursor.Current = Cursors.Default;
}
}
private void NavigateAndWait(GeckoWebBrowser browser, string url)
{
Cursor.Current = Cursors.WaitCursor;
try
{
browser.DocumentCompleted += browser_DocumentCompleted;
_isolator.Navigate(browser, url);
//in geckofx 14, there wasn't a reliable event for knowing when navigating was done
//this could be simplified when we upgrade
DateTime giveUpTime = DateTime.Now.AddSeconds(2);
while (DateTime.Now < giveUpTime && browser.Tag == null)
{
Application.DoEvents();
Application.RaiseIdle(new EventArgs()); //required for Mono
}
if (browser.Tag == null)
{
throw new ApplicationException("Timed out waiting for browser to configure book");
}
//the above doesn't really ensure that the javascript is done. Wait another few seconds.
DateTime minimumTimeToWait = DateTime.Now.AddSeconds(4);
while (DateTime.Now < minimumTimeToWait)
{
Application.DoEvents();
Application.RaiseIdle(new EventArgs()); //required for Mono
}
}
finally
{
// Ensure this doesn't get added multiple times, or fire on a disposed browser.
browser.DocumentCompleted -= browser_DocumentCompleted;
Cursor.Current = Cursors.Default;
}
}
public void SingleTask_AfterLongDelay_AllowsIdleNavigation()
{
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";
var start = DateTime.Now;
var success = false;
while (!success && DateTime.Now - start < new TimeSpan(0, 0, 0, 2, 300))
{
success = isolator.NavigateIfIdle(browser, target2);
Application.DoEvents(); // allow timer to tick.
}
Assert.That(() => browser.NavigateTarget, Is.EqualTo(target2), "Idle navigation should have proceeded eventually");
Assert.That(success, "NavigateIfIdle should eventually succeed");
browser.NormalTermination(); // possibly the long-delayed notification of the first nav, but more likely the idle navigation.
Assert.That(browser.EventHandlerCount, Is.EqualTo(0), "event handlers should be removed once last navigation completed");
}