public void GetDefinedCharacterBitmap_ReturnsSingletonInstance()
{
// Act
uint[] retVal1 = UnicodeHelpers.GetDefinedCharacterBitmap();
uint[] retVal2 = UnicodeHelpers.GetDefinedCharacterBitmap();
// Assert
Assert.Same(retVal1, retVal2);
}
public void ForbidUndefinedCharacters()
{
// Forbid codepoints which aren't mapped to characters or which are otherwise always disallowed
// (includes categories Cc, Cs, Co, Cn, Zs [except U+0020 SPACE], Zl, Zp)
uint[] definedCharactersBitmap = UnicodeHelpers.GetDefinedCharacterBitmap();
Debug.Assert(definedCharactersBitmap.Length == _allowedCharsBitmap.Length);
for (int i = 0; i < _allowedCharsBitmap.Length; i++)
{
_allowedCharsBitmap[i] &= definedCharactersBitmap[i];
}
}