public void TestHashCodes() { var gray = new MemoryBitmap <Byte>(256, 256, Pixel.Luminance8.Format); Assert.AreEqual(256, gray.Info.StepByteSize); var grayWithStride = new MemoryBitmap <Byte>(256, 256, Pixel.Luminance8.Format, 320); Assert.AreEqual(320, grayWithStride.Info.StepByteSize); var rnd = new Random(117); for (int i = 0; i < 256 * 256; ++i) { gray.SetPixel(i & 255, i / 256, (Byte)rnd.Next()); } grayWithStride.SetPixels(0, 0, gray); Assert.AreEqual(gray.GetHashCode(), grayWithStride.GetHashCode()); var span = gray.AsSpanBitmap(); var less = span.AsTypeless(); var hash = gray.GetHashCode(); Assert.AreEqual(1953103375, hash); Assert.AreEqual(hash, gray.AsTypeless().GetHashCode()); Assert.AreEqual(hash, span.GetHashCode()); Assert.AreEqual(hash, less.GetHashCode()); }