public void range_allows_only_specified_characters(char[] range, char givenLetter, bool expected)
{
var condition = CharacterCondition.Create(range, false);
var actual = condition.IsMatch(givenLetter);
actual.Should().Be(expected);
}
public void range_resricts_specified_characters(char[] range, char givenLetter, bool expected)
{
var condition = CharacterCondition.Create(range, true);
var actual = condition.IsMatch(givenLetter);
actual.Should().Be(expected);
}
public void single_character_allows_exactly_that_character(char allowedLetter, char givenLetter, bool expected)
{
var condition = CharacterCondition.Create(allowedLetter, false);
var actual = condition.IsMatch(givenLetter);
actual.Should().Be(expected);
}