public void GetData_ReturnArrayOfStructs()
{
unsafe
{
short[] @in = new short[50];
for (int i = 0; i < 50; i++)
{
@in[i] = (short)i;
}
int inSize = 100; // 50 x 2 bytes per short
// Allocate a block of unmanaged memory and return an IntPtr object.
IntPtr memIntPtr = Marshal.AllocHGlobal(inSize);
// Get a byte pointer from the IntPtr object.
byte* memBytePtr = (byte*)memIntPtr.ToPointer();
var stream = new UnmanagedMemoryStream(memBytePtr, inSize);
// Set the data
stream.SetData(@in);
// Get the data back out
short[] @out = stream.GetData<short>();
Assert.AreEqual(@in.Length, @out.Length);
for (int i = 0; i < 50; i++)
{
Assert.AreEqual(@in[i], @out[i]);
}
}
}