public void Not_Throw_If_Not_Given_Enough_Args_But_Return_Them_In_The_Result()
{
// arrange
var list = new List <string[]>();
var sw = new ValuesSwitch(new Parser("a"), 'v', "values", (o, strings) => list.Add(strings))
{
MinRequired = 5
};
var info = new IterationInfo("-v v0 v1 v2 v3 -s".Split(' '), 0);
var request = new ConsumptionRequest(info, 3);
ConsumptionResult res = null;
Action mightThrow = () => res = sw.Consume(new object(), request);
// act
// assert
mightThrow.Should().NotThrow();
res.ParseExceptions.Should().HaveCount(1).And.Subject.Single().Should().BeOfType <MissingValueException>();
}
/// <summary>
/// Creates a request based off the results of potential consumption
/// </summary>
/// <param name="consumerResult">The consumer result.</param>
/// <param name="selected">The selected.</param>
/// <returns>The request</returns>
public ConsumptionRequest Create(PotentialConsumerResult consumerResult, ConsumptionResult selected)
{
for (var i = 1;
i < selected.NumConsumed;
i++)
{
foreach (var parser in consumerResult.Chain)
{
var info = consumerResult.Info.Consume(i);
var res = parser.CanConsume(selected, info);
if (res.Info > info && res.ConsumingParameter != null && res.ConsumingParameter is Switch)
{
return(new ConsumptionRequest(consumerResult.Info, i));
}
}
}
return(new ConsumptionRequest(consumerResult.Info, selected.NumConsumed));
}
/// <summary>
/// Selects the specified result.
/// </summary>
/// <param name="result">The result.</param>
/// <returns>ConsumptionResult.</returns>
/// <exception cref="ForwardProgressException"></exception>
public virtual ConsumptionResult Select(PotentialConsumerResult result)
{
ConsumptionResult foundResult = null;
var switchResults = result.ConsumptionResults.Where(r => r.ConsumingParameter is Switch).ToList();
if (switchResults.Any())
{
foundResult = switchResults.FirstOrDefault(r => result.Chain.Contains(r.ConsumingParameter.Parser));
}
if (foundResult == null)
{
foundResult =
result.ConsumptionResults.FirstOrDefault(r =>
result.Chain.Contains(r.ConsumingParameter
.Parser));
}
if (foundResult == null)
{
throw new ForwardProgressException(result.Info);
}
return(foundResult);
}
