public void DangerousCreateFromUnderlyingArrayNegativeTests()
{
int[] array = null;
ImmutableArray <int> immutable = ImmutableArrayInterop.DangerousCreateFromUnderlyingArray(ref array);
Assert.True(immutable.IsDefault);
}
public void DangerousCreateFromUnderlyingArray()
{
int[] array = new int[3] {
1, 2, 3
};
int[] arrayCopy = array;
ImmutableArray <int> immutable = ImmutableArrayInterop.DangerousCreateFromUnderlyingArray(ref array);
// DangerousCreateFromUnderlyingArray clears the given parameter as a signal that
// the mutable array should no longer be modified through mutable references.
Assert.Null(array);
Assert.Equal(3, immutable.Length);
Assert.Equal(1, immutable[0]);
Assert.Equal(2, immutable[1]);
Assert.Equal(3, immutable[2]);
arrayCopy[0] = 9;
Assert.Equal(9, immutable[0]);
}
protected static unsafe ImmutableArray <byte> CreateImmutableArray(byte *ptr, int length)
{
byte[] bytes = new byte[length];
Marshal.Copy((IntPtr)ptr, bytes, 0, length);
return(ImmutableArrayInterop.DangerousCreateFromUnderlyingArray(ref bytes));
}
public ImmutableArray <byte> GetILContent()
{
byte[] bytes = GetILBytes();
return(ImmutableArrayInterop.DangerousCreateFromUnderlyingArray(ref bytes));
}
