public void TransformedContent_Set_ShouldBeAbleToSetToNull()
{
StreamTransformingEventArgs streamTransformingEventArgs = new StreamTransformingEventArgs("Test", Mock.Of<Encoding>())
{
TransformedContent = null
};
Assert.IsNull(streamTransformingEventArgs.TransformedContent);
}
public void TransformedContent_Set_Test()
{
const string transformedContent = "Transformed content";
StreamTransformingEventArgs streamTransformingEventArgs = new StreamTransformingEventArgs("Test", Mock.Of<Encoding>())
{
TransformedContent = transformedContent
};
Assert.AreEqual(transformedContent, streamTransformingEventArgs.TransformedContent);
}
public override void Close()
{
if(this.HasTransformEvents && !this.IsClosed)
{
StreamTransformingEventArgs streamTransformingEventArgs = new StreamTransformingEventArgs(this.CapturedStreamToString(), this.Encoding);
this.OnTransform(streamTransformingEventArgs);
if(streamTransformingEventArgs.Content != streamTransformingEventArgs.TransformedContent)
{
this.CapturedStream.SetLength(0); // Clear the captured stream.
byte[] transformedBuffer = this.Encoding.GetBytes(streamTransformingEventArgs.TransformedContent ?? string.Empty);
this.CapturedStream.Write(transformedBuffer, 0, transformedBuffer.Length);
}
byte[] buffer = this.CapturedStream.ToArray();
this.Stream.Write(buffer, 0, buffer.Length);
this.Stream.Flush();
}
base.Close();
}
protected internal virtual void OnTransform(StreamTransformingEventArgs streamTransformingEventArgs, IEnumerable<IHtmlTransformer> htmlTransformers)
{
if(streamTransformingEventArgs == null)
throw new ArgumentNullException("streamTransformingEventArgs");
if(htmlTransformers == null)
throw new ArgumentNullException("htmlTransformers");
HtmlDocument htmlDocument = this.HtmlDocumentFactory.Create();
htmlDocument.LoadHtml(streamTransformingEventArgs.Content);
HtmlNode htmlNode = htmlDocument.DocumentNode;
foreach(var htmlTransformer in htmlTransformers)
{
htmlTransformer.Transform(htmlNode);
}
streamTransformingEventArgs.TransformedContent = htmlNode.OuterHtml;
}
private static void TransformEventHandler(object sender, StreamTransformingEventArgs e)
{
}
protected internal virtual void OnTransform(StreamTransformingEventArgs e)
{
if(this.HasTransformEvents)
this.Transform(this, e);
}
