public string Invoke(LocatedElements elements, string toleranceValue)
{
elements.ConstraintCount(c => c > 0);
var configuration = Context.ConfigurationProvider.Get(VisualRegressionConfiguration.Default);
var baseVersionId = configuration.ScreenshotStoreBaseVersionId;
var referenceVersionId = configuration.ScreenshotStoreReferenceVersionId;
var tolerance = ParseToleranceLevel(toleranceValue.FallbackEmptyString(() => configuration.ScreenshotDiffTolerance));
foreach (var element in elements.Elements)
{
var screenshot = element.TakeScreenshot(Context.Driver, Context.ConfigurationProvider);
var elementId = IdentityProvider.GetIdentifier(Context.Driver, elements, element);
ScreenshotStore.Store(screenshot, Context.TopicId, elementId, referenceVersionId);
var diff = ScreenshotStore.Compare(Context.TopicId, elementId, baseVersionId, referenceVersionId);
Invoker.AddImage(ScreenshotStore.GetPath(Context.TopicId, elementId, configuration.ScreenshotStoreBaseVersionId));
Invoker.AddImage(ScreenshotStore.GetPath(Context.TopicId, elementId, configuration.ScreenshotStoreReferenceVersionId));
Invoker.AddImage(ScreenshotStore.GetPath(Context.TopicId, elementId, configuration.ScreenshotStoreDiffVersionId));
Invoker.AddInfo($"Total difference {diff}");
if (diff > tolerance)
{
throw new ComparisonAssertionException(elementId, baseVersionId, referenceVersionId, diff * 100, tolerance * 100);
}
}
return("true");
}
public string Invoke(LocatedElements elements)
{
elements.ConstraintCount(c => c > 0);
var configuration = Context.ConfigurationProvider.Get(VisualRegressionConfiguration.Default);
var baseVersionId = configuration.ScreenshotStoreBaseVersionId;
var referenceVersionId = configuration.ScreenshotStoreReferenceVersionId;
foreach (var element in elements.Elements)
{
var screenshot = element.TakeScreenshot(Context.Driver, Context.ConfigurationProvider);
var elementId = IdentityProvider.GetIdentifier(Context.Driver, elements, element);
ScreenshotStore.Store(screenshot, Context.TopicId, elementId, referenceVersionId);
return(ScreenshotStore.Compare(Context.TopicId, elementId, baseVersionId, referenceVersionId).ToString());
}
return(null);
}