public void ParseVariablesWithRepeatlyVariables()
{
var input = "x*x*y";
var result = new KeyCountCollection<string>();
var parser = new VariablesParser();
var multipliers = parser.GetVariables(input);
result.AddRange(multipliers);
Assert.IsTrue(result.Count() == 2);
Assert.AreEqual(result.First(x => x.Key == "x").Value, 2);
}
/// <summary>
/// Обработка слогаемых
/// </summary>
/// <param name="summands">Слогаемые</param>
/// <param name="result">Выходная коллекция</param>
/// <param name="inverse">Инвертировать ли слогаемые?</param>
private void ParseSummand(IEnumerable<string> summands, KeyCountCollection<KeyCountCollection<string>> result, bool inverse)
{
foreach (var summand in summands)
{
var coefficient = _coefficientParser.GetСoefficient(summand);
if (inverse)
{
coefficient *= -1;
}
var variableCollection = new KeyCountCollection<string>();
variableCollection.AddRange(_variablesParser.GetVariables(summand));
result.Add(variableCollection, coefficient);
}
}
