public static void GetByteCount_Span_MatchesEncodingByteCount()
{
const string TextString = "hello world";
Encoding e = Encoding.UTF8;
Assert.Equal(e.GetByteCount(TextString), e.GetEncoder().GetByteCount(TextString.AsSpan(), flush: true));
}
public static void GetBytes_Span_MatchesEncodingGetBytes()
{
const string TextString = "hello world";
Encoding e = Encoding.UTF8;
byte[] bytes = new byte[e.GetByteCount(TextString)];
Assert.Equal(bytes.Length, e.GetEncoder().GetBytes(TextString.AsSpan(), bytes, flush: true));
Assert.Equal(e.GetBytes(TextString), bytes);
}
public static void Convert_Span_MatchesGetBytes()
{
const string TextString = "hello world";
Encoding encoding = Encoding.UTF8;
Encoder encoder = encoding.GetEncoder();
byte[] bytes;
bytes = new byte[encoding.GetByteCount(TextString)];
encoder.Convert(TextString.AsSpan(), bytes.AsSpan(0, 2), true, out int charsUsed, out int bytesUsed, out bool completed);
Assert.Equal(encoding.GetBytes(TextString).AsSpan(0, 2).ToArray(), bytes.AsSpan(0, 2).ToArray());
Assert.Equal(2, charsUsed);
Assert.Equal(2, bytesUsed);
Assert.False(completed);
bytes = new byte[encoding.GetByteCount(TextString)];
encoder.Convert(TextString.AsSpan(), bytes, true, out charsUsed, out bytesUsed, out completed);
Assert.Equal(encoding.GetBytes(TextString), bytes);
Assert.Equal(TextString.Length, charsUsed);
Assert.Equal(bytes.Length, bytesUsed);
Assert.True(completed);
}