private static void ValidateHeaders(AsciiString[] pseudoHeaders, params AsciiString[] otherHeaders)
{
// We are only validating values... so start at 1 and go until end.
for (int i = 1; i < pseudoHeaders.Length; i += 2)
{
// pseudoHeaders names are only set internally so they are assumed to be valid.
if (pseudoHeaders[i] is null)
{
ThrowHelper.ThrowArgumentException_PseudoHeadersValueIsNull(i);
}
}
var seenNonPseudoHeader = false;
var otherHeadersEnd = otherHeaders.Length - 1;
for (int i = 0; i < otherHeadersEnd; i += 2)
{
AsciiString name = otherHeaders[i];
DefaultHttp2Headers.Http2NameValidator.Instance.ValidateName(name);
if (!seenNonPseudoHeader && !name.IsEmpty && name.ByteAt(0) != PseudoHeaderToken)
{
seenNonPseudoHeader = true;
}
else if (seenNonPseudoHeader && !name.IsEmpty && name.ByteAt(0) == PseudoHeaderToken)
{
ThrowHelper.ThrowArgumentException_OtherHeadersNameIsPseudoHeader(i);
}
var idx = i + 1;
if (otherHeaders[idx] is null)
{
ThrowHelper.ThrowArgumentException_OtherHeadersValueIsNull(idx);
}
}
}
public void SubSequence()
{
char[] initChars = { 't', 'h', 'i', 's', ' ', 'i', 's', ' ', 'a', ' ', 't', 'e', 's', 't' };
byte[] init = initChars.Select(c => (byte)c).ToArray();
var ascii = new AsciiString(init);
const int Start = 2;
int end = init.Length;
AsciiString sub1 = ascii.SubSequence(Start, end, false);
AsciiString sub2 = ascii.SubSequence(Start, end, true);
Assert.Equal(sub1.GetHashCode(), sub2.GetHashCode());
Assert.Equal(sub1, sub2);
for (int i = Start; i < end; ++i)
{
Assert.Equal(init[i], sub1.ByteAt(i - Start));
}
}