public void TestReadOnly()
{
TiffGray8[] buffer = new TiffGray8[3 * 2];
var pixelBuffer1 = new TiffMemoryPixelBuffer <TiffGray8>(buffer, 3, 2);
var pixelBuffer2 = new TiffMemoryPixelBuffer <TiffGray8>(buffer, 3, 2, writable: false);
Assert.Throws <InvalidOperationException>(() => pixelBuffer1.GetSpan());
Assert.Throws <InvalidOperationException>(() => pixelBuffer2.GetSpan());
Assert.Equal(buffer.Length, pixelBuffer1.GetReadOnlySpan().Length);
Assert.Equal(buffer.Length, pixelBuffer2.GetReadOnlySpan().Length);
}
public void TestEmptyPixelBuffer()
{
var structBuffer = default(TiffPixelBuffer <TiffGray8>);
Assert.Equal(0, structBuffer.Width);
Assert.Equal(0, structBuffer.Height);
Assert.True(structBuffer.IsEmpty);
var pixelBuffer = new TiffMemoryPixelBuffer <TiffGray8>(Array.Empty <TiffGray8>(), 0, 0, writable: true);
Assert.Equal(0, pixelBuffer.Width);
Assert.Equal(0, pixelBuffer.Height);
Assert.True(pixelBuffer.GetSpan().IsEmpty);
Assert.True(pixelBuffer.GetReadOnlySpan().IsEmpty);
structBuffer = pixelBuffer.AsPixelBuffer();
Assert.Equal(0, structBuffer.Width);
Assert.Equal(0, structBuffer.Height);
Assert.True(structBuffer.IsEmpty);
}
