private void btnPiramide_Click(object sender, EventArgs e)
{
string filename = "HelloWorld.Pdf";
RekenPyramide rp = new RekenPyramide();
PdfDocument doc = rp.CreateRekenPyramide(filename);
PDFDocumentViewer(filename);
}
public void GeneratePyramid_HasAllCellsFilled()
{
RekenPyramide rp = new RekenPyramide();
Random rnd = new Random(3);
int [,] pyramide = rp.GeneratePyramid(3,rnd,2);
Assert.AreEqual(true,pyramide.IsFixedSize);
//Assert.AreEqual(6,pyramide.Length);
}