public void GetThumbnailValidStreamHTML()
        {
            var svgBuilder = new StringBuilder();

            svgBuilder.AppendLine("<html>");
            svgBuilder.AppendLine("<head>");
            svgBuilder.AppendLine("<meta http-equiv=\"X-UA-Compatible\" content=\"IE=Edge\">");
            svgBuilder.AppendLine("<meta http-equiv=\"Content-Type\" content=\"text/html\" charset=\"utf-8\">");
            svgBuilder.AppendLine("</head>");
            svgBuilder.AppendLine("<body>");
            svgBuilder.AppendLine("<svg viewBox=\"0 0 100 100\" xmlns=\"http://www.w3.org/2000/svg\">");
            svgBuilder.AppendLine("<circle cx=\"50\" cy=\"50\" r=\"50\">");
            svgBuilder.AppendLine("</circle>");
            svgBuilder.AppendLine("</svg>");
            svgBuilder.AppendLine("</body>");
            svgBuilder.AppendLine("</html>");

            SvgThumbnailProvider provider = new SvgThumbnailProvider();

            provider.Initialize(GetMockStream(svgBuilder.ToString()), 0);

            IntPtr        bitmap;
            WTS_ALPHATYPE alphaType;

            provider.GetThumbnail(256, out bitmap, out alphaType);

            Assert.IsTrue(bitmap != IntPtr.Zero);
            Assert.IsTrue(alphaType == WTS_ALPHATYPE.WTSAT_RGB);
        }
        public void GetThumbnailValidStreamSVG()
        {
            var svgBuilder = new StringBuilder();

            svgBuilder.AppendLine("<svg viewBox=\"0 0 100 100\" xmlns=\"http://www.w3.org/2000/svg\">");
            svgBuilder.AppendLine("<circle cx=\"50\" cy=\"50\" r=\"50\">");
            svgBuilder.AppendLine("</circle>");
            svgBuilder.AppendLine("</svg>");

            SvgThumbnailProvider provider = new SvgThumbnailProvider();

            provider.Initialize(GetMockStream(svgBuilder.ToString()), 0);

            IntPtr        bitmap;
            WTS_ALPHATYPE alphaType;

            provider.GetThumbnail(256, out bitmap, out alphaType);

            Assert.IsTrue(bitmap != IntPtr.Zero);
            Assert.IsTrue(alphaType == WTS_ALPHATYPE.WTSAT_RGB);
        }