public void GetAverageOfRGB_ARGB_ReturnsAverageRGB()
{
CustomImage cImage = new CustomImage();
int a = 255;
int r = 100;
int g = 150;
int b = 200;
int pixel = (a << 24) | (r << 16) | (g << 8) | b;
int avgRGB = cImage.GetAverageOfRGB(pixel);
Assert.AreEqual(150, avgRGB);
}
public void ConvertColorToGreyscalImage_ColorImage_ReturnsGreyScaleImage()
{
CustomImage cImage = new CustomImage();
int a = 255;
int r = 100;
int g = 150;
int b = 200;
int pixel = (a << 24) | (r << 16) | (g << 8) | b;
int avgRGB = cImage.GetAverageOfRGB(pixel);
int greyScalePixel = cImage.ConvertColorToGreyScalePixel(pixel);
int avgRGB2 = (greyScalePixel) & 0xff;
Assert.AreEqual(avgRGB2, avgRGB);
Assert.AreEqual(-6908266, greyScalePixel);
}