public void CreateCodedInput_FromArraySegment()
{
byte[] data = new byte[] { 0, 1, 2, 3, 4, 5, 6 };
ByteString bs = UnsafeByteOperations.UnsafeWrap(data.AsMemory(2, 3));
CodedInputStream codedInputStream = bs.CreateCodedInput();
byte[] bytes = codedInputStream.ReadRawBytes(3);
Assert.AreEqual(3, bytes.Length);
Assert.AreEqual(2, bytes[0]);
Assert.AreEqual(3, bytes[1]);
Assert.AreEqual(4, bytes[2]);
Assert.IsTrue(codedInputStream.IsAtEnd);
}
public void UnsafeWrap()
{
byte[] data = new byte[] { 0, 1, 2, 3, 4, 5, 6 };
ByteString bs = UnsafeByteOperations.UnsafeWrap(data.AsMemory(2, 3));
ReadOnlySpan <byte> s = bs.Span;
Assert.AreEqual(3, s.Length);
Assert.AreEqual(2, s[0]);
Assert.AreEqual(3, s[1]);
Assert.AreEqual(4, s[2]);
// Check that the value is not a copy
data[2] = byte.MaxValue;
Assert.AreEqual(byte.MaxValue, s[0]);
}