protected GeneratedImageTest(WriteTestOutput writeImages)
     : this(writeImages, writeImages, null)
 {
 }
 protected GeneratedImageTest(WriteTestOutput writeImages, WriteTestOutput writeDelta, Image <T> baseActual)
 {
     this.WriteImages = writeImages;
     this.WriteDelta  = writeDelta;
     this.ActualImage = baseActual;
 }
 private bool ShouldWrite(WriteTestOutput should) =>
 should switch
 {