public void Utf8BytesUFFFF()
{
var expected = new char[] { (char)0x800, (char)0xd7ff, (char)0xffff };
Utf16Utility.GetUtf8Bytes(new string(expected), out var bytes, out var count);
var actual = Encoding.UTF8.GetString(bytes, 0, count).ToCharArray();
Assert.Equal(expected.Select(x => (int)x), actual.Select(x => (int)x));
}
public void Utf8BytesU7FAllocated()
{
var expected = Enumerable.Range(0, 10).Select(x => (char)(x + 1)).ToArray();
var buf = new byte[expected.Length];
Utf16Utility.GetUtf8Bytes(new string(expected), buf, 0, out var count);
var actual = Encoding.UTF8.GetString(buf, 0, count).ToCharArray();
Assert.Equal(expected.Select(x => (int)x), actual.Select(x => (int)x));
}
public void GetUtf8BytesPreallocated()
{
var str = new string(Enumerable.Range(0, Length).Select(x => (char)CharacterCode).ToArray());
var buffer = new byte[str.Length * 3];
for (int i = 0; i < LoopNum; i++)
{
Utf16Utility.GetUtf8Bytes(str, buffer, 0, out var count);
}
}