public void StartsWithCodeUnit(string s, char c)
{
Utf8String u8s = new Utf8String(s);
byte codeUnit = (byte)c;
Assert.Equal(s.StartsWith(c.ToString()), u8s.StartsWith(codeUnit));
}
public void StartsWithUtf8String(string s, string pattern)
{
Utf8String u8s = new Utf8String(s);
Utf8String u8pattern = new Utf8String(pattern);
Assert.Equal(s.StartsWith(pattern), u8s.StartsWith(u8pattern));
}
public static void Searching_StandaloneSurrogate_Fails()
{
Utf8String utf8String = u8("\ud800\udfff");
Assert.False(utf8String.Contains('\ud800'));
Assert.False(utf8String.Contains('\udfff'));
Assert.Equal(-1, utf8String.IndexOf('\ud800'));
Assert.Equal(-1, utf8String.IndexOf('\udfff'));
Assert.False(utf8String.StartsWith('\ud800'));
Assert.False(utf8String.StartsWith('\udfff'));
Assert.False(utf8String.EndsWith('\ud800'));
Assert.False(utf8String.EndsWith('\udfff'));
}
public static void StartsWith_And_EndsWith_CharRune_Ordinal(Utf8String utf8String, Rune searchValue, int expectedIndex)
{
// StartsWith
if (searchValue.IsBmp)
{
Assert.Equal(expectedIndex == 0, utf8String.StartsWith((char)searchValue.Value));
}
Assert.Equal(expectedIndex == 0, utf8String.StartsWith(searchValue));
// EndsWith
bool endsWithExpectedValue = (expectedIndex >= 0) && (expectedIndex + searchValue.Utf8SequenceLength) == utf8String.Length;
if (searchValue.IsBmp)
{
Assert.Equal(endsWithExpectedValue, utf8String.EndsWith((char)searchValue.Value));
}
Assert.Equal(endsWithExpectedValue, utf8String.EndsWith(searchValue));
}
internal static bool TryParseMethod(ReadOnlySpan <byte> buffer, out HttpMethod method, out int parsedBytes)
{
var bufferString = new Utf8String(buffer);
if (bufferString.StartsWith(s_Get))
{
method = HttpMethod.Get;
parsedBytes = s_Get.Length;
return(true);
}
if (bufferString.StartsWith(s_Post))
{
method = HttpMethod.Post;
parsedBytes = s_Post.Length;
return(true);
}
if (bufferString.StartsWith(s_Put))
{
method = HttpMethod.Put;
parsedBytes = s_Put.Length;
return(true);
}
if (bufferString.StartsWith(s_Delete))
{
method = HttpMethod.Delete;
parsedBytes = s_Delete.Length;
return(true);
}
method = HttpMethod.Unknown;
parsedBytes = 0;
return(false);
}
internal static bool TryParseMethod(ReadOnlySpan<byte> buffer, out HttpMethod method, out int parsedBytes)
{
var bufferString = new Utf8String(buffer);
if(bufferString.StartsWith(s_Get))
{
method = HttpMethod.Get;
parsedBytes = s_Get.Length;
return true;
}
if (bufferString.StartsWith(s_Post))
{
method = HttpMethod.Post;
parsedBytes = s_Post.Length;
return true;
}
if (bufferString.StartsWith(s_Put))
{
method = HttpMethod.Put;
parsedBytes = s_Put.Length;
return true;
}
if (bufferString.StartsWith(s_Delete))
{
method = HttpMethod.Delete;
parsedBytes = s_Delete.Length;
return true;
}
method = HttpMethod.Unknown;
parsedBytes = 0;
return false;
}
public void StartsWithUtf8String(string s, string pattern)
{
Utf8String u8s = new Utf8String(s);
Utf8String u8pattern = new Utf8String(pattern);
Assert.Equal(s.StartsWith(pattern), u8s.StartsWith(u8pattern));
}
public void StartsWithCodeUnit(string s, char c)
{
Utf8String u8s = new Utf8String(s);
Utf8CodeUnit codeUnit = (Utf8CodeUnit)(byte)c;
Assert.Equal(s.StartsWith(c.ToString()), u8s.StartsWith(codeUnit));
}