static Helpers()
{
var encoderSettings = new TextEncoderSettings(UnicodeRanges.All);
encoderSettings.ForbidCharacters('*', '_', '`');
TelegramMarkdownEncoder = HtmlEncoder.Create(encoderSettings);
}
public void ForbidChars_String()
{
// Arrange
var filter = new TextEncoderSettings(UnicodeRanges.BasicLatin);
filter.ForbidCharacters('x', 'z');
// Assert
Assert.True(filter.IsCharacterAllowed('w'));
Assert.False(filter.IsCharacterAllowed('x'));
Assert.True(filter.IsCharacterAllowed('y'));
Assert.False(filter.IsCharacterAllowed('z'));
}
public void ForbidChars_Null()
{
TextEncoderSettings filter = new TextEncoderSettings(UnicodeRanges.BasicLatin);
Assert.Throws <ArgumentNullException>("characters", () => filter.ForbidCharacters(null));
}