public void AggregateWhenNoExpressionThenThrowsException()
{
var expressions = new List<IExpression<string, int>>();
const int Parameter = 7;
var context = new Context();
Action action = () => this.testee.Aggregate(expressions, Parameter, context);
action.ShouldThrow<InvalidOperationException>();
}
public void FoundAnswer(Context context)
{
var expressions = from expression in context.Expressions
select new { Expression = expression.Expression.Describe(), expression.ExpressionResult };
this.FoundAnswerLog = string.Format(
"Question = {1}{0}Strategy = {2}{0}Aggregator = {3}{0}Parameter = {4}{0}Answer = {5}{0}Expressions = {6}",
Environment.NewLine,
context.Question.Describe(),
context.Strategy.Describe(),
context.Aggregator.Describe(),
context.Parameter,
context.Answer,
expressions.Aggregate(string.Empty, (aggregate, value) => aggregate + Environment.NewLine + " " + value.Expression + " returned " + value.ExpressionResult));
}
/// <summary>
/// Logs the found answer together with information how it was found.
/// </summary>
/// <param name="context">The context.</param>
public void FoundAnswer(Context context)
{
var expressions = from expression in context.Expressions
select string.Format(CultureInfo.InvariantCulture, "{0} => {1}", expression.Expression.Describe(), expression.ExpressionResult);
string format =
context.Parameter == Missing.Value ?
"Question = {1}{0}Answer = {3}{0}Used strategy = {4}{0}Used Aggregator = {5}{0}Expressions = {6}" :
"Question = {1}{0}Parameter = {2}{0}Answer = {3}{0}Used strategy = {4}{0}Used Aggregator = {5}{0}Expressions = {6}";
string message = string.Format(
CultureInfo.InvariantCulture,
format,
Environment.NewLine,
context.Question.Describe(),
context.Parameter,
context.Answer,
context.Strategy.Describe(),
context.Aggregator.Describe(),
expressions.Aggregate(string.Empty, (aggregate, value) => aggregate + Environment.NewLine + " " + value));
this.log.Info(message);
}
/// <summary>
/// Logs the found answer together with information how it was found.
/// </summary>
/// <param name="context">The context.</param>
public void FoundAnswer(Context context)
{
}