public void Encode_AllRangesAllowed_StillEncodesForbiddenChars_Extended()
{
// Arrange
UnicodeEncoderBase encoder = new CustomUnicodeEncoderBase(UnicodeRanges.All);
// Act & assert - BMP chars
for (int i = 0; i <= 0xFFFF; i++)
{
string input = new String((char)i, 1);
string expected;
if (IsSurrogateCodePoint(i))
{
expected = "\uFFFD"; // unpaired surrogate -> Unicode replacement char
}
else
{
bool mustEncode = false;
switch (i)
{
case '<':
case '>':
case '&':
case '\"':
case '\'':
case '+':
mustEncode = true;
break;
}
if (i <= 0x001F || (0x007F <= i && i <= 0x9F))
{
mustEncode = true; // control char
}
else if (!UnicodeHelpers.IsCharacterDefined((char)i))
{
mustEncode = true; // undefined (or otherwise disallowed) char
}
if (mustEncode)
{
expected = String.Format(CultureInfo.InvariantCulture, "[U+{0:X4}]", i);
}
else
{
expected = input; // no encoding
}
}
string retVal = encoder.Encode(input);
Assert.Equal(expected, retVal);
}
// Act & assert - astral chars
for (int i = 0x10000; i <= 0x10FFFF; i++)
{
string input = Char.ConvertFromUtf32(i);
string expected = String.Format(CultureInfo.InvariantCulture, "[U+{0:X}]", i);
string retVal = encoder.Encode(input);
Assert.Equal(expected, retVal);
}
}
