// Implementations are intentionally split to avoid boxing
private void TestCodePointForwardEnumerator(string s, Utf8String u8s)
{
List<UnicodeCodePoint> codePoints = new List<UnicodeCodePoint>();
Utf8String.CodePointEnumerator it = u8s.CodePoints.GetEnumerator();
while (it.MoveNext())
{
codePoints.Add(it.Current);
}
Utf16LittleEndianCodePointEnumerable utf16CodePoints = new Utf16LittleEndianCodePointEnumerable(s);
Assert.Equal(utf16CodePoints, codePoints);
Utf8String u8s2 = new Utf8String(codePoints);
Assert.Equal(u8s, u8s2);
Assert.Equal(s, u8s2.ToString());
}
public void AsciiStringEnumerators(string s)
{
Utf8String u8s = new Utf8String(Encoding.UTF8.GetBytes(s));
Utf8String.Enumerator e = u8s.GetEnumerator();
Utf8String.CodePointEnumerator cpe = u8s.CodePoints.GetEnumerator();
Assert.Equal(s.Length, u8s.Length);
for (int i = 0; i < s.Length; i++)
{
Assert.True(e.MoveNext());
Assert.True(cpe.MoveNext());
Assert.Equal((byte)s[i], (byte)u8s[i]);
Assert.Equal(u8s[i], e.Current);
Assert.Equal((byte)s[i], (byte)(uint)cpe.Current);
}
}