public void Text_CallRule3()
{
var subs = Substitution.Parse("←%%spellout-leading← billiards[ →→]").ToArray();
Assert.AreEqual(3, subs.Length);
Assert.AreEqual("spellout-leading", subs[0].Descriptor);
Assert.AreEqual("", subs[0].Text);
Assert.AreEqual("←", subs[0].Token);
Assert.AreEqual(null, subs[0].Optionals);
Assert.AreEqual("", subs[1].Descriptor);
Assert.AreEqual(" billiards", subs[1].Text);
Assert.AreEqual("", subs[1].Token);
Assert.AreEqual(null, subs[1].Optionals);
Assert.AreEqual("", subs[2].Descriptor);
Assert.AreEqual("", subs[2].Text);
Assert.AreEqual("", subs[2].Token);
Assert.AreNotEqual(null, subs[2].Optionals);
var opts = subs[2].Optionals;
Assert.AreEqual("", opts[0].Descriptor);
Assert.AreEqual(" ", opts[0].Text);
Assert.AreEqual("", opts[0].Token);
Assert.AreEqual(null, opts[0].Optionals);
Assert.AreEqual("", opts[1].Descriptor);
Assert.AreEqual("", opts[1].Text);
Assert.AreEqual("→→", opts[1].Token);
Assert.AreEqual(null, opts[1].Optionals);
}
public void Text_Optional()
{
var subs = Substitution.Parse("forty[-→→]").ToArray();
Assert.AreEqual(2, subs.Length);
Assert.AreEqual("", subs[0].Descriptor);
Assert.AreEqual("forty", subs[0].Text);
Assert.AreEqual("", subs[0].Token);
Assert.AreEqual(null, subs[0].Optionals);
Assert.AreEqual("", subs[1].Descriptor);
Assert.AreEqual("", subs[1].Text);
Assert.AreEqual("", subs[1].Token);
Assert.AreNotEqual(null, subs[1].Optionals);
var opts = subs[1].Optionals;
Assert.AreEqual("", opts[0].Descriptor);
Assert.AreEqual("-", opts[0].Text);
Assert.AreEqual("", opts[0].Token);
Assert.AreEqual(null, opts[0].Optionals);
Assert.AreEqual("", opts[1].Descriptor);
Assert.AreEqual("", opts[1].Text);
Assert.AreEqual("→→", opts[1].Token);
Assert.AreEqual(null, opts[1].Optionals);
}
public void Text_CallRule2()
{
var subs = Substitution.Parse("vingt[-→%%et-un→]").ToArray();
Assert.AreEqual(2, subs.Length);
Assert.AreEqual("", subs[0].Descriptor);
Assert.AreEqual("vingt", subs[0].Text);
Assert.AreEqual("", subs[0].Token);
Assert.AreEqual(null, subs[0].Optionals);
Assert.AreEqual("", subs[1].Descriptor);
Assert.AreEqual("", subs[1].Text);
Assert.AreEqual("", subs[1].Token);
Assert.AreNotEqual(null, subs[1].Optionals);
var opts = subs[1].Optionals;
Assert.AreEqual("", opts[0].Descriptor);
Assert.AreEqual("-", opts[0].Text);
Assert.AreEqual("", opts[0].Token);
Assert.AreEqual(null, opts[0].Optionals);
Assert.AreEqual("et-un", opts[1].Descriptor);
Assert.AreEqual("", opts[1].Text);
Assert.AreEqual("→", opts[1].Token);
Assert.AreEqual(null, opts[1].Optionals);
}
/// <summary>
/// Create a rule from the specified <see cref="XPathNavigator"/>.
/// </summary>
/// <param name="xml">
/// The XML representation of a rule based number format.
/// </param>
/// <returns>
/// A new rule.
/// </returns>
/// <remarks>
/// The <paramref name="xml"/> must be on an "rbnfrule" element.
/// </remarks>
public static IRule Parse(XPathNavigator xml)
{
Rule rule = null;
var value = xml.GetAttribute("value", "");
var radix = xml.GetAttribute("radix", "");
int radixNumber = radix.Length == 0
? 10
: Int32.Parse(radix, CultureInfo.InvariantCulture);
switch (value)
{
case "-x":
rule = new NegativeNumberRule();
break;
case "Inf":
rule = new InfinityRule();
break;
case "NaN":
rule = new NanRule();
break;
case "x.x":
rule = new ImproperFractionRule();
break;
case "0.x":
rule = new ProperFractionRule();
break;
case "x.0":
rule = new MasterRule();
break;
default:
var c = value[0];
if ('0' <= c && c <= '9')
{
rule = new BaseValueRule
{
LowerLimit = decimal.Parse(value),
radix = radixNumber
};
}
else
{
throw new FormatException($"Unknown rule value '{value}'.");
}
break;
}
var body = xml.Value;
rule.Substitutions = Substitution.Parse(body.TrimEnd(';')).ToArray();
return(rule);
}
public void TextOnly()
{
var subs = Substitution.Parse("one").ToArray();
Assert.AreEqual(1, subs.Length);
Assert.AreEqual("", subs[0].Descriptor);
Assert.AreEqual("one", subs[0].Text);
Assert.AreEqual("", subs[0].Token);
Assert.AreEqual(null, subs[0].Optionals);
}
public void NumberPattern()
{
var subs = Substitution.Parse("=#,##0=").ToArray();
Assert.AreEqual(1, subs.Length);
Assert.AreEqual("#,##0", subs[0].Descriptor);
Assert.AreEqual("", subs[0].Text);
Assert.AreEqual("=", subs[0].Token);
Assert.AreEqual(null, subs[0].Optionals);
}
public void Text_Recurse_GT2()
{
var subs = Substitution.Parse("-→→").ToArray();
Assert.AreEqual(2, subs.Length);
Assert.AreEqual("", subs[0].Descriptor);
Assert.AreEqual("-", subs[0].Text);
Assert.AreEqual("", subs[0].Token);
Assert.AreEqual(null, subs[0].Optionals);
Assert.AreEqual("", subs[1].Descriptor);
Assert.AreEqual("", subs[1].Text);
Assert.AreEqual("→→", subs[1].Token);
Assert.AreEqual(null, subs[1].Optionals);
}
public void Text_Recurse_LT()
{
var subs = Substitution.Parse("←← hundred").ToArray();
Assert.AreEqual(2, subs.Length);
Assert.AreEqual("", subs[0].Descriptor);
Assert.AreEqual("", subs[0].Text);
Assert.AreEqual("←←", subs[0].Token);
Assert.AreEqual(null, subs[0].Optionals);
Assert.AreEqual("", subs[1].Descriptor);
Assert.AreEqual(" hundred", subs[1].Text);
Assert.AreEqual("", subs[1].Token);
Assert.AreEqual(null, subs[1].Optionals);
}
public void Text_Transfer_to_Rule()
{
var subs = Substitution.Parse("e-=%%et-unieme=").ToArray();
Assert.AreEqual(2, subs.Length);
Assert.AreEqual("", subs[0].Descriptor);
Assert.AreEqual("e-", subs[0].Text);
Assert.AreEqual("", subs[0].Token);
Assert.AreEqual(null, subs[0].Optionals);
Assert.AreEqual("et-unieme", subs[1].Descriptor);
Assert.AreEqual("", subs[1].Text);
Assert.AreEqual("=", subs[1].Token);
Assert.AreEqual(null, subs[1].Optionals);
}
public void Text_CallRule1()
{
var subs = Substitution.Parse("←← cent→%%cents-m→").ToArray();
Assert.AreEqual(3, subs.Length);
Assert.AreEqual("", subs[0].Descriptor);
Assert.AreEqual("", subs[0].Text);
Assert.AreEqual("←←", subs[0].Token);
Assert.AreEqual(null, subs[0].Optionals);
Assert.AreEqual("", subs[1].Descriptor);
Assert.AreEqual(" cent", subs[1].Text);
Assert.AreEqual("", subs[1].Token);
Assert.AreEqual(null, subs[1].Optionals);
Assert.AreEqual("cents-m", subs[2].Descriptor);
Assert.AreEqual("", subs[2].Text);
Assert.AreEqual("→", subs[2].Token);
Assert.AreEqual(null, subs[2].Optionals);
}