public void ReturnsUnitsResult()
{
IEnumerable<HundredGroup> numberGroups = new[] { new HundredGroup(0), new HundredGroup(0), new HundredGroup(1) };
var converters = GetConverters();
var resultsCalculator = new ResultsCalculator(numberGroups, converters, numberDescriber);
AssertResultIs("one", resultsCalculator);
}
public string Convert(int number)
{
var numberGroups = GetNumberGroups(number);
var converters = GetConverters(numberGroups);
var results = new ResultsCalculator(numberGroups, converters, numberDescriber).CalculateResults();
return string.Join(" ", results);
}
public void JoinsThousandsToTensAndUnits()
{
IEnumerable<HundredGroup> numberGroups = new[] { new HundredGroup(0), new HundredGroup(1), new HundredGroup(1) };
var converters = GetConverters();
var resultsCalculator = new ResultsCalculator(numberGroups, converters, numberDescriber);
var results = resultsCalculator.CalculateResults();
Assert.That(results.ElementAt(1), Is.EqualTo("and"));
}
private static void AssertResultIs(string result, ResultsCalculator resultsCalculator)
{
var results = resultsCalculator.CalculateResults();
Assert.That(results.Count(), Is.EqualTo(1));
Assert.That(results.First(), Is.EqualTo(result));
}