private void AccessibilityDemoPage_Loaded(object sender, RoutedEventArgs e)
{
var analyzer = new AccessibilityAnalyzer();
var walker = new VisualTreeWalker(this, analyzer);
walker.ScanVisualTree();
timer = new VisualTreeWalkerTimer(walker);
timer.Start();
}
public void VerifyRemovingRulesWorks()
{
var button = new Button();
var analyzer = new AccessibilityAnalyzer();
analyzer.AccessibilityRules.Clear();
analyzer.Analyze(button);
Assert.AreEqual(false, IsMarkedProblematic(button));
}
private SiteReview GetReview()
{
//Get the main page HTML and the time to download
var mainPageContent = SiteContentDownloader.GetContent(_siteUrl);
//Analyze the HTML for keywords and accessibility features.
var keywords = new KeywordAnalyzer(mainPageContent.Content).AnalyzeHtml();
var accessibility = new AccessibilityAnalyzer(mainPageContent.Content).AnalyzeHtml();
var cleanHtml = SiteCleaner.CleanSiteHtml(mainPageContent);
return(new SiteReview()
{
URL = _siteUrl,
AccessibilityResult = accessibility,
KeywordResult = keywords,
TimeToLoad = mainPageContent.TimeToDownload,
HtmlContent = cleanHtml
});
}
public void AnalyzeAccessibilityTest()
{
var expectedResults = new List <string>()
{
"75% of image tags have 'alt' attributes (3 of 4)"
};
var testHtml = GetHtml();
var actual = new AccessibilityAnalyzer(testHtml).AnalyzeHtml();
foreach (var actualResult in actual)
{
Console.WriteLine(actualResult);
}
foreach (var expectedResult in expectedResults)
{
Assert.IsTrue(actual.Contains(expectedResult));
}
}
public void ClearsStateCorrectly()
{
var mainButton = new Button();
AutomationProperties.SetLandmarkType(mainButton, AutomationLandmarkType.Main);
var analyzer = new AccessibilityAnalyzer();
analyzer.AccessibilityRules.Clear();
analyzer.AccessibilityRules.Add(new LandmarkTypeMainOnceRule());
analyzer.Analyze(mainButton);
analyzer.Analyze(mainButton);
Assert.IsTrue(IsMarkedProblematic(mainButton));
mainButton = new Button();
AutomationProperties.SetLandmarkType(mainButton, AutomationLandmarkType.Main);
Assert.IsFalse(IsMarkedProblematic(mainButton));
analyzer.ResetState();
analyzer.Analyze(mainButton);
Assert.IsFalse(IsMarkedProblematic(mainButton));
}
public void VerifyPerformanceSameItemWithSkippingBehavior()
{
RunOnUIThread.Execute(() =>
{
Stopwatch sw = new Stopwatch();
var element = new Button();
App.Content = element;
var analyzer = new AccessibilityAnalyzer(false);
analyzer.Analyze(element);
sw.Start();
for (int i = 0; i < 10000; i++)
{
analyzer.Analyze(element);
}
sw.Stop();
// The item is already flagged, scanning it should take not much time.
Assert.IsTrue(AccessibilityAnalyzer.GetAccessibilityAnalyzerViolationCount(element) > 0);
Assert.IsTrue(sw.ElapsedMilliseconds < 200);
Logger.LogMessage("Elapsed time: " + sw.ElapsedMilliseconds.ToString());
});
}
