public void ProducesNullTokenUponFailedMatch()
{
Token token;
upper.TryMatch(abcDEF, out token).ShouldBeFalse();
token.ShouldBeNull();
}
public void ProducesTokenUponSuccessfulMatch()
{
Token token;
lower.TryMatch(abcDEF, out token).ShouldBeTrue();
token.ShouldBe(lower, "abc", 1, 1);
upper.TryMatch(abcDEF.Advance(3), out token).ShouldBeTrue();
token.ShouldBe(upper, "DEF", 1, 4);
caseInsensitive.TryMatch(abcDEF, out token).ShouldBeTrue();
token.ShouldBe(caseInsensitive, "abcDEF", 1, 1);
}
