public void Render(string filename, int pagenum, double ratio, int width, int height)
{
var src = GetSource(filename);
var dest = Get($"{IO.Get(src).BaseName}-{pagenum}.png");
using (var reader = new DocumentReader(GetSource(filename)))
{
var page = reader.GetPage(pagenum);
using (var image = reader.Render(page, ratio))
{
Assert.That(image.Width, Is.EqualTo(width));
Assert.That(image.Height, Is.EqualTo(height));
image.Save(dest, ImageFormat.Png);
}
}
Assert.That(IO.Exists(dest), Is.True);
}