NUnit.Framework.Constraints.ExactCountConstraint
ExactCountConstraint applies another constraint to each
item in a collection, succeeding only if a specified
number of items succeed.
namespace NUnit.Framework.Constraints
{
public class ExactCountConstraint : Constraint
{
public ExactCountConstraint(int expectedCount);
public ExactCountConstraint(int expectedCount, IConstraint itemConstraint);
}
}